The documents on this page are provided for educational and personal purposes exclusively and are subject to copyrights of the respective publishers.

Also see Professor Hart’s Google Scholar page.


In Review (selected)

Tailoring the surface morphology of carbon nanotube forests by plasma etching: a parametric study.

S. Seo, S. Kim, S. Yamamoto, K. Cui, T. Kodama, K. Shiomi, T. Inoue, S. Chiashi, S. Maruyama, A.J. Hart

Substrate-versatile direct-write printing of carbon nanotube-based flexible conductors, circuits, and sensors.

C. Meier, S.L. Fuchs, A.J. Hart, W.A. Wall.

A laboratory-scale binder jet additive manufacturing testbed for process exploration and material development.

D. Oropeza, A.J. Hart.

Iron oxide xerogels for improved water quality moni- toring of arsenic(III) in resource-limited environments via solid-phase extraction, preservation, storage, transportation, and analysis of trace contaminants (SEPSTAT).

M.S. Bono, E.B. Hanhauser, C. Vaishnav, A.J. Hart, R. Karnik.

Is machine learning able to detect and classify failure in piezoresistive bone cement based on electrical signals?

H. Ghaednia, C.E. Owens, L.E. Keiderling, K.M. Varadarajan, A.J. Hart, J.H. Schwab, T.T Tallman.

A novel smoothed particle hydrodynamics formulation for thermo-capillary phase change problems with focus on metal additive manufacturing melt pool modeling.

C. Meier, S.L. Fuchs, A.J. Hart, W.A. Wall. [arXiv]

Teaching manufacturing processes using a flipped classroom model.

A.J. Hart, D. Wendell, J. Liu, J. Lewandowski, M. Funes, A. Shih.

Key principles for workforce upskilling via online learning: a learning analytics study of a professional course in additive manufacturing.

K. Peppler, J. Huang, M.C. Richey, M. Ginda, K. Borner, H. Quinlan, A.J. Hart. [arXiv]

Additively manufactured 3D surface electrodes for smart robotic gripping.

D.G. Kim, S. He, A.J. Hart, S. Kim.

Printable, castable nanocrystalline cellulose composites exhibiting nacre-like toughening.

A. Rao, T. Divoux, C.E. Owens, A.J. Hart.

Additive manufacturing for product design and engineering: a review of process capabilities, material properties, and emerging technologies.

G. D’Angelo, D.B. Pedersen, H.N. Hansen, A.J. Hart.

Crack-free colloidal crystal macrostructures.

J. Beroz, A.T.L. Tan, K. Kamrin, A.J. Hart. [arXiv]



Limiting mechanisms and scaling of electrostatically controlled adhesion of soft nanocomposite surfaces for robotic gripping.

M.S.H. Boutilier, C. Cao, N. Nayakanti, S. Kim, S.M. Taheri-Mousavi, A.J. Hart
ACS Applied Materials and Interfaces (in press), 2021. [pdf] [doi] [video]

A modular testbed for mechanized spreading of powder layers for additive manufacturing.

D. Oropeza, R. Roberts, A.J. Hart.
Review of Scientific Instruments (in press), 2021. [pdf] [doi]



Digital metal printing by electrohydrodynamic ejection and in-flight melting of microparticles.

Henry Merrow, Justin D. Beroz, Kaihao Zhang, Ulrich P. Muecke, A. John Hart.
Additive Manufacturing (in press), 2020. [pdf] [doi]

High-speed production of crystalline semiconducting polymer line arrays by meniscus oscillation self-assembly.

J. Jeon, A. Tan, J. Lee, E.J. Park, S. Won, S. Kim, M. Bedewy, J. Go, J.K. Kim, A.J. Hart, J.J. Wie.
ACS Nano (in press), 2020. [pdf] [doi]

Simulating the AM production facility: a configurable tool for strategic factory-level planning.

E. Shakirov, K. Gee, H. Quinlan, C. Fortin, I. Uzhinsky, A.J. Hart.
ASME 15th International Manufacturing Science and Engineering Conference (MSEC), 2020. [pdf]

In situ interfacial polymerization: A technique for rapid formation of highly-loaded carbon nanotube-polymer composites.

C.A.C. Chazot, C.K. Jons, A.J. Hart.
Advanced Functional Materials (in press), 2020. [pdf] [doi]

A microneedle technology for sampling and sensing bacteria in the food supply chain.

D. Kim, Y. Cao, D. Mariappan, M.S. Bono, A.J. Hart, B. Marelli.
Advanced Functional Materials (in press), 2020. [pdf] [doi] [MIT News]

A precision desktop plate-to-roll apparatus for development of advanced flexographic printing processes.

D.D. Mariappan, S. Kim, A.J. Hart.
Precision Engineering, 66:392-400, 2020. [pdf] [doi]

Strong, ultralight nanofoams with extreme recovery and dissipation by manipulation of internal adhesive contacts.

Sei Jin Park, Jungho Shin, Daniel J. Magagnosc, Sanha Kim, Changhong Cao, Kevin T. Turner, Prashant K. Purohit, Daniel S. Gianola, and A. John Hart.
ACS Nano, 14(7):8383–8391, 2020. [pdf] [doi]

Maximization of carbon nanotube yield by solid carbon-assisted dewetting of iron catalyst films.

Rahul Rao, Jennifer Carpena-Núñez, Nicholas T. Dee, Dmitri N.Zakharov, J. Anibal Boscoboinik, Eric A. Stach, A. John Hart, Benji Maruyama.
Carbon 165:251-258, 2020. [pdf] [doi]

Strong macroscale supercrystalline structures by direct-write self-assembly of ceramic nanoparticles.

B. Domènech, A.T.L. Tan, H. Jelitto, E.Z. Berodt, M. Blankenburg, O. Focke, J. Cho, C.C. Tasan, L.C. Ciacchi, M. Müller, K.P. Furlan, A.J. Hart, G.A. Schneider.
Advanced Engineering Materials, 22(7):2000352, 2020. [pdf] [doi]

Interfacial load monitoring and failure detection in total joint replacements via piezoresistive bone cement and electrical impedance tomography.

H. Ghaednia, C. E. Owens, R. Roberts, T. N. Tallman, A. J. Hart, K. M. Varadarajan.
Smart Materials and Structures, 29(8):085039, 2020. [pdf] [doi]

Improved rheometry of yield stress fluids using bespoke fractal 3D printed vanes.

C.E. Owens, A.J. Hart, G.H. McKinley.
Journal of Rheology, 64:643-662, 2020. [pdf] [doi]

Shape-programmed fabrication and actuation of magnetic nanocomposite micropost arrays.

J. Jeon, J.E. Park, S.J Park, S. Won, H. Zhao, S. Kim, B.S. Shim, A. Urbas, A.J. Hart, Z. Ku, J.J. Wie.
ACS Applied Materials and Interfaces, 12(14), 17113-17120, 2020. [pdf] [doi]

Solid-phase extraction, preservation, storage, transport and analysis of trace contaminants (SEPSTAT) for water quality monitoring of heavy metals.

E.B. Hanhauser, M.S. Bono, C. Vaishnav, A.J. Hart, R. Karnik.
Environmental Science and Technology, 54(5), 2646-2657, 2020. [pdf] [doi]

Fieldwork-based determination of design priorities for point-of-use drinking water quality sensors for use in resource-limited environments.

M.S. Bono, S. Beasley, E.B. Hanhauser, A.J. Hart, R. Karnik, C. Vaishnav.
PLoS ONE, 15(1):e0228140, 2020. [pdf] [doi]



In-plane direct-write assembly of iridescent colloidal crystals.

A.T.L. Tan, S. Nagelberg, E. Chang-Davidson, J. Tan, J. K. W. Yang, M. Kolle, A.J. Hart.
Small, 16(4):1905519, 2019. [pdf] [doi]

High-density carbon nanotube forest growth on copper foil for enhanced thermal and electrochemical interfaces.

B. Lettiere, C. Chazot, K. Cui, A.J. Hart.
ACS Applied Nano Materials, 3(1), 77-83, 2019. [pdf] [doi]

Understanding and control of interactions between carbon nanotubes and polymers for manufacturing of high-performance composite materials.

C.A.C. Chazot, A.J. Hart
Composites Science and Technology. 183:107795, 2019. [pdf] [doi]

Delamination mechanics of carbon nanotube micropillars.

J. Brown, T. Hajilounezhad, N. Dee, S. Kim, A.J. Hart, M. Maschmann
ACS Applied Materials & Interfaces. 11(38), 35221-35227, 2019. [pdf] [doi]

Microstructured ceramic-coated carbon nanotube surfaces as high heat flux pool boiling interfaces.

H. Zhao, S. Dash, N.S. Dhillon, S. Kim, B. Lettiere, K. Varanasi, A.J. Hart
ACS Applied Nano Materials. 2(9), 538-5545, 2019. [pdf] [doi]

A robotic platform for flow synthesis of organic compounds informed by AI planning.

C.W. Coley, D.A. Thomas III, J.A.M. Lummiss, J.N. Jaworski, C.P. Breen, V. Schultz, T. Hart, J.S. Fishman, L. Rogers, H. Gao, R.W. Hicklin, P.P. Plehiers, J. Byington, J.S. Piotti, W.H. Green, A.J.Hart, T.F. Jamison, K.F. Jensen
Science. 365.6453: eaax1566, 2019. [pdf] [doi] [MIT News] [video]

Soft nanocomposite electroadhesives for digital micro- and nanotransfer printing.

S. Kim, Y. Jiang, K. Towell, M.S.H. Boutilier, N. Nayakanti, C. Chun, C. Jacob, H. Zhao, K.T. Turner, A.J. Hart.
Science Advances. 4(10): EAAX4790, 2019. [pdf] [doi] [MIT News]

Isolating the roles of hydrogen exposure and trace carbon contamination on the formation of active catalyst populations for carbon nanotube growth.

J. Carpena-Núñez, J.A. Boscoboinik, S.M. Saber, R. Rao, J. Zhong, M.R. Maschmann, P.R. Kidambi, N.T. Dee, D.N. Zakharov, D. Stacchiola, A.J. Hart, E.A. Stach, B. Maruyama.
ACS Nano. 13(8), 8736-8748, 2019. [pdf] [doi]

Carbon-assisted catalyst pre-treatment enables straightforward synthesis of high-density carbon nanotube forests.

N.T. Dee, J. Li, A.O. White, C. Jacob, W. Shi, P.R. Kidambi, K. Cui, D.N. Zakharov, N.Z. Jankovic, M. Bedewy, C.A. Chazot, J. Carpena-Nunez, B. Maruyama, E.A. Stach, D.L. Plata, A.J. Hart.
Carbon. 153:196-205, 2019. [pdf] [doi]

An assessment of the dimensional accuracy and geometry-resolution limit of desktop stereolithography using response surface methodology.

I. Cotabarren, C.A. Palla, C. McCue, A.J. Hart.
Rapid Prototyping Journal. 25(7), 1169-1186, 2019. [pdf] [doi]

Dynamics of liquid transfer from nanoporous stamps in high-resolution flexographic printing.

D.D. Mariappan, S. Kim, M.S.H. Boutilier, J. Zhao, H. Zhao, J. Beroz, U. Muecke, H. Sojoudi, K. Gleason, P. Brun, A.J. Hart.
Langmuir. 35(24):7659-7671, 2019. [pdf] [doi]

Precision assembly of additively manufactured components using integral kinematic couplings.

R.W. Penny, A.J. Hart.
Precision Engineering. 60:104-116, 2019. [pdf] [doi]

Shear melting and recovery of crosslinkable cellulose nanocrystal-polymer gels.

A. Rao, T. Divoux, G.H. McKinley, A.J. Hart.
Soft Matter. 15:4401-4412, 2019. [pdf] [doi]

Stability limit of electrified droplets.

J. Beroz, A.J. Hart, J.W.M. Bush.
Physical Review Letters. 122:244501, 2019. [pdf] [video][doi] [MIT News]

Additive manufacturing of biomechanically tailored meshes for compliant wearable and implantable devices.

S.W. Pattinson, M.E. Huber, S. Kim, J. Lee, S. Grunsfeld, R. Roberts, G. Dreifus, C. Meier, L. Liu, N. Hogan, A.J. Hart.
Advanced Functional Materials2019, 1901815. [pdf] [doi] [MIT News]

Perspective: How to print a 3D object all at once.

A.J. Hart, A. Rao.
Science. 363:1042-1043, 2019. [pdf] [doi]

Hierarchically structured nanoparticle monolayers for the tailored etching of nanoporous silicon.

M. Sharma, A.T.L. Tan, B. Smith, A.J. Hart, J.C. Grossman.
ACS Applied Nano Materials. 2(3):1146-1151, 2019. [pdf] [doi]

Synthetic butterfly scale surfaces with compliance-tailored anisotropic drop adhesion.

H. Zhao, S.J. Park, B.R. Solomon, S. Kim, D. Soto, A.T. Paxson, K.K. Varanasi, A.J. Hart.
Advanced Materials. 31(14):1807686, 2019. [pdf] [doi]

Geometric tailoring of strength and toughness in self-locking interleaved laminates.

S. Tawfick, N. Nayakanti, C. Prohoda, A.J. Hart.
Extreme Mechanics Letters. 27:94-101, 2019. [pdf] [doi]

In situ mechanical mechanochemical modulation of carbon nanotube forest growth.

N.T. Dee, M. Bedewy, A. Rao, J. Beroz, B. Lee, E.R. Meshot, C.A. Chazot, P.R. Kidambi, H. Zhao, T. Serbowicz, K. Teichert, P.K. Purohit, A.J. Hart.
Chemistry of Materials. 31(2):407–418, 2019. [pdf] [doi]

Modeling and characterization of cohesion in fine metal powders with a focus on additive manufacturing process simulations.

C. Meier, R. Weissbach, J. Weinberg, W.A. Wall, A.J. Hart.
Powder Technology. 343:855-866, 2019. [pdf] [doi]

Critical influences of particle size and adhesion on powder layer uniformity in metal additive manufacturing.

C. Meier, R. Weissbach, J. Weinberg, W.A. Wall, A.J. Hart.
Journal of Materials Processing Technology. 266:484-501, 2019. [pdf] [doi]



Carbon nanotubes and related nanomaterials: critical advances and challenges for synthesis towards mainstream commercial applications.

R. Rao, C. Pint, A. Islam, R. Weatherup, S. Hofmann, E. Meshot, F. Wu, C. Zhou, N.T. Dee, P. Amama, J. Carpena-Nuñez, W. Shi, D. Plata, E. Penev, B. Yakobson, P. Balbuena, C. Bichara, D. Futaba, S. Noda, H. Shin, K. Kim, B. Simard, F. Mirri, M. Pasquali, F. Fornasiero, E. Kauppinen, M. Arnold, B. Cola, P. Nikolaev, S. Arepalli, H. Cheng, D. Zakharov, E. Stach, J. Zhang, F. Wei, M. Terrones, D. Geohegan, B. Maruyama, S. Maruyama, Y. Li, W. Adams, A.J. Hart.
ACS Nano.  12(12), 11756-11784, 2018. [pdf] [doi]

In-field determination of soil ion content using a handheld device and screen-printed solid-state ion-selective electrodes.

R. Rosenberg, M.S. Bono, S. Braganza, C. Vaishnav, R. Karnik, A.J. Hart.
PLOS One. 13(9): e0203862, 2018. [pdf] [doi]

Direct-write freeform colloidal assembly.

A.T.L. Tan, J.D. Beroz, M. Kolle, A.J. Hart.
Advanced Materials. 30(44):1803620, 2018. [pdf] [doi] [MIT News]


Tungsten-carbon nanotube composite photonic crystals as thermally stable spectral-selective absorbers and emitters for thermophotovoltaics.

K. Cui, P. Lemaire, H. Zhao, T. Savas, G. Parsons, A.J. Hart.
Advanced Energy Materials. 8(27):1801471, 2018. [pdf] [doi]

3D printing metals like thermoplastics: Fused filament fabrication of metallic glasses.

M.A. Gibson, N.M. Mykulowycz, J. Shim, R. Fontana, P. Schmitt, A. Roberts, J. Ketkaew, L. Shao, W. Chen, P. Bordeenithikasem, J.S. Myerberg, R. Fulop, M.D. Verminski, E.M. Sachs, Y. Chiang, C.A. Schuh, A.J. Hart, J. Schroers.
Materials Today. 21(7):697-702, 2018. [pdf] [doi]


A one-step method of hydrogel modification by single-walled carbon nanotubes for highly stretchable and transparent electronics.

E. Gilshteyn, S. Lin, V. Kondrashov, D. Kopylova, A. Tsapenko, A. Anisimov, A.J. Hart, X. Zhao, A.G. Nasibulin.
ACS Applied Materials & Interfaces. 10(33):28069-28075, 2018. [pdf] [doi]


A scalable route to nanoporous large-area atomically-thin graphene membranes by roll-to-roll chemical vapor deposition and polymer support casting.

P.R. Kidambi, D.D. Mariappan, N.T. Dee, A. Vyatskikh, S. Zhang, R. Karnik, A.J. Hart.
ACS Applied Materials & Interfaces. 10(12):10369-10378, 2018. [pdf] [doi]

High-precision modular microfluidics by micromilling of interlocking injection-molded blocks.

C.E. Owens, A.J. Hart.
Lab on a Chip. 18:890-901, 2018. [pdf] [doi] [MIT News]


Modulation of the effective density and refractive index of carbon nanotube forests via nanoimprint lithography.

S.J. Park, J.G. Ok, H.J. Park, K. Lee, J.H. Lee, J.D. Kim, E. Cho, H.W. Baac, S. Kang, L.J. Guo, A.J. Hart.
Carbon. 129:8-14, 2018. [pdf] [doi]


Twist-coupled Kirigami cells and mechanisms.

N. Nayakanti, S. Tawfick, A.J. Hart.
Extreme Mechanics Letters. 21:17-24, 2018. [pdf] [doi]

Thermophysical phenomena in metal additive manufacturing by selective laser melting: fundamentals, modeling, simulation, and experimentation.

C. Meier, R. Penny, Y. Zou, J.S. Gibbs, A.J. Hart.
Annual Review of Heat Transfer. 20:241-316, 2018. [pdf] [doi]




Precision control of nanoparticle monolayer assembly: Optimizing rate and crystal quality.

M. Bedewy, J. Hu, A.J. Hart
IEEE 17th International Conference on Nanotechnology (IEEE-NANO), 2017.

Stable wettability control of nanoporous microstructures by iCVD coating of carbon nanotubes.

H. Sojoudi, S. Kim, H. Zhao, R. K. Annavarapu, D. Mariappan, A.J. Hart, G.H. McKinley, K.K. Gleason.
ACS Applied Materials & Interfaces. 9(49):43287-43299, 2017. [pdf] [doi]


Fast desktop-scale extrusion additive manufacturing.

J. Go, A.J. Hart.
Additive Manufacturing. 18:276-284, 2017. [pdf] [doi] [MIT News] [MIT Tech Review]


Compression and recovery of carbon nanotube foams described as a phase transition.

X. Liang, J. Shin, D. Magagnosc, Y. Jiang, S. Park, A.J. Hart, K.T. Turne, D.S. Gianola, P. Purohit.
International Journal of Solids and Structures. 122-123:196-209, 2017. [pdf] [doi]

Rate limits of additive manufacturing by fused filament fabrication and guidelines for high-throughput system design.

J. Go, S. Schiffres, A.G. Stevens, A.J. Hart.
Additive Manufacturing. 16:1-11, 2017. [pdf] [doi]

Industrial and consumer uses of additive manufacturing: a discussion of capabilities, trajectories and challenges.

H. Quinlan, T. Hasan, J. Jaddou, A.J. Hart.
Journal of Industrial Ecology. 2017. [pdf] [doi]

Selective photo-mechanical detachment and retrieval of divided sister cells from enclosed microfluidics for downstream analyses.

Y.C. Chen, H.W. Baac, K.T. Lee, S. Fouladdel, K. Teichert, J.G. Ok, Y.H. Cheng, P. Ingram, A.J. Hart, E. Azizi, L.J. Guo, M. Wicha, E. Yoon.
ACS Nano. 11(5):4660-4668, 2017. [pdf] [doi]

Additive manufacturing of cellulosic materials with high strength and antimicrobial functionality.

S.W. Pattinson, A.J. Hart.
Advanced Materials Technologies. 2(4):160084, 2017. [pdf] [doi] [MIT News] [MIT Tech Review]

Oxygen-promoted catalyst sintering influences number density, alignment, and wall number of vertically aligned carbon nanotubes.

W. Shi, J. Li, E.S. Polsen, C.R. Oliver, Y. Zhao, E.R. Meshot, H. Fairbrother, A.J. Hart, D.L. Plata.
Nanoscale. 9:5222-5233, 2017. [pdf] [doi]

A framework for localized tool path optimization in fused filament fabrication.

G. Dreifus, B. Rapone, J.C. Bowers, X. Chen, A.J. Hart, B. Krishnamoorthy.
Symposium on Computational Fabrication. June 12-13, 2017. Cambridge, MA. [pdf] [doi]


Liquid imbibition in ceramic-coated carbon nanotube films.

H. Zhao, C. Jacob, H.A. Stone, A.J. Hart.
Langmuir. 32(48):12686-12692, 2016. [pdf] [doi]


Real-time imaging of self-organization and mechanical competition in carbon nanotube forest growth.

B. Viswanath, M. Bedewy, E.R. Meshot, S.W. Pattinson, E.S. Polsen, F. Laye, D.N. Zakharov, E. Stach, A.J. Hart.
ACS Nano. 10(12):11496-11504, 2016. [pdf] [doi]

Conformal robotic stereolithography.

A.G. Stevens, C.R. Oliver, M. Kirchmeyer, J. Wu, L. Chin, E.S. Polsen, C. Archer, C. Boyle, J. Garber, A.J. Hart.
3D Printing and Additive Manufacturing. 3(4):226-235, 2016. [pdf] [doi]

Universal handheld micropipette.

J. Beroz, A.J. Hart.
Review of Scientific Instruments. 87:115112, 2016. [pdf] [doi]

Ultrathin high-resolution flexographic printing of electronic materials using nanoporous stamps.

S. Kim, H. Sojoudi, H. Zhao, D. Mariappan, G.H. McKinley, K.K. Gleason, A.J. Hart.
Science Advances. 2:e1601660, 2016. [pdf] [doi] [MIT News] [MIT Tech Review]


Morphology-dependent load transfer governs the strength and failure mechanism of carbon nanotube yarns.

A. Rao, S. Tawfick, M. Bedewy, A.J. Hart.
Extreme Mechanics Letters. 9(1):55-65, 2016. [pdf] [doi]


Molecular gastronomy meets 3D printing: layered construction via reverse spherification.

G. D’Angelo, H.N. Hansen, A.J. Hart.
3D Printing and Additive Manufacturing, 3(3):152-159, 2016. [pdf] [doi]


Measurement of the dewetting, nucleation, and deactivation kinetics of carbon nanotube population growth by environmental transmission electron microscopy.

M. Bedewy, B. Viswanath, E.R. Meshot, D.N. Zakharov, E.A. Stach, A.J. Hart.
Chemistry of Materials, 28(11):3804-3813. [pdf] [doi]

Predictive synthesis of freeform carbon nanotube microarchitectures by strain-engineered chemical vapor deposition.

S.J. Park, H. Zhao, S. Kim, M. De Volder, A.J. Hart.
Small, 12:4393-4403, 2016. [pdf] [video][doi]


Highly consistent atmospheric pressure synthesis of carbon nanotube forests by mitigation of moisture transients.

J. Li, M. Bedewy, A.O. White, E.S. Polsen, S. Tawfick, A.J. Hart.
Journal of Physical Chemistry C., 120:112777-11287, 2016. [pdf] [doi]

A framework for teaching the fundamentals of additive manufacturing and enabling rapid innovation.

J. Go, A.J. Hart.
Additive Manufacturing, 10:76-87, 2016. [pdf] [doi]

High-fidelity replica molding of glassy liquid crystalline polymer microstructures.

H. Zhao*, J.J. Wie*, D. Copic*, C.R. Oliver, A.O. White, S. Kim, A.J. Hart.
ACS Applied Materials and Interfaces, 8(12):8110-8117, 2016. [pdf] [doi]


On-demand isolation and manipulation of C. elegans by in vitro maskless photopatterning.

C.R. Oliver, E. Gourgou, D. Bazopoulou, N. Chronis, A.J. Hart.
PLoS ONE, 11(1), 2016. [pdf] [doi]


Strain relaxation and resonance of carbon nanotube forests under electrostatic loading.

A. Ya’akobovitz, M. Bedewy, A. Rao, A.J. Hart.
Carbon, 96:250-258, 2016. [pdf] [doi]

Lego brick microfluidics.

C. Owens, A.J. Hart.
20th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS). October, 2016. Dublin, Ireland.


Precision locating of additively manufactured parts using embedded kinematic couplings.

R. Penny, A.J. Hart.
ASPE Topical Meeting on Dimensional Accuracy and Surface Finish in Additive Manufacturing. June 27-30, 2016. Raleigh, NC.

Plate-to-roll apparatus for continuous relief printing using microstructured nanoporous stamps.

D. Mariappan, S. Kim, A.J. Hart.
ASPE Topical Meeting on Precision Mechatronic System Design and Control. April 18-20, 2016. Cambridge, MA.




Art on the nanoscale and beyond.

A.K. Yetisen, A.F. Coskun, G. England, S. Cho, H. Butt, J. Hurwitz, M. Kolle, A. Khademhosseini, A.J. Hart, A. Folch, S.H. Yun.
Advanced Materials, 2015. [pdf] [doi]


Anisotropic microwave conductivity dispersion of horizontally aligned multi-walled carbon-nanotube thin film on flexible substrate.

L. Si, H. Wei, L. Min, T. Mingguang, S. Tawfick, A.J. Hart, Z. Qi, X. Hao.
IEEE Transactions on Microwave Theory and Techniques, 11(63):3588-3594, 2015. [pdf] [doi]


Three-dimensional machining of carbon nanotube forests using water-assisted scanning electron microscope processing.

B. Rajabifar, S. Kim, K. Slinker, G.J. Ehlert, A.J. Hart, M.R. Maschmann.
Applied Physics Letters, 107, 143102, 2015. [pdf] [doi]


Extremely elastic wearable carbon nanotube fiber strain sensor for monitoring of human motion.

S. Ryu, P. Lee, J.B. Chou, R. Xu, R. Zhao, A.J. Hart, S. Kim.
ACS Nano, 9(6):5929-5936, 2015. [pdf] [doi]

High speed roll-to-roll manufacturing of graphene using a concentric tube reactor.

E.S. Polsen, D.Q. McNerny, B. Viswanath, S.W. Pattinson, A.J. Hart
Scientific Reports 5(10257), 2015. [pdf] [doi]

Corrugated paraffin nanocomposite films as large stroke thermal actuators and self-activating thermal interfaces.

D. Copic, A.J. Hart
ACS Applied Materials and Interfaces 7(15):8218–8224, 2015. [pdf] [doi]

Electrostatic capacitance and Faraday cage behavior of carbon nanotube forests.

A. Ya’akobovitz, M. Bedewy, A.J. Hart.
Applied Physics Letters 106:053106, 2015. [pdf] [doi]

Mechanism and enhanced yield of carbon nanotube growth on stainless steel by oxygen-induced surface reconstruction.

S. Pattinson, B. Viswanath, D. Zakharov, J. Li, E.A. Stach, A.J. Hart.
Chemistry of Materials, 27(3):932-937, 2015. [pdf] [doi]


Rate limiting tradeoffs in machine design for extrusion-based additive manufacturing

J. Go, A.J. Hart
26th Annual International Solid Freeform Fabrication Symposium


Dynamic printing of cells and microbeads for custom microfluidic assays

C.R. Oliver, N. Spielberg, A.J. Hart.
26th Annual International Solid Freeform Fabrication Symposium


Photopatterning of freeform surfaces using a modular robotic system

A.G. Stevens, C.R. Oliver, L. Chin, A.J. Hart.
26th Annual International Solid Freeform Fabrication Symposium


Selective single cell detachment and retrieval for downstream analyses using nanosecond laser pulses in CNT-coated microwell arrays.

Y.C. Chen, H.W. Baac, K.T. Lee, K. Teichert, A.J. Hart, L.J. Guo, E. Yoon.
The 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS), 2015



Enhanced surface capacitance of cylindrical micropillar arrays.

A. Ya’akobovitz, A.J. Hart.
Sensors and Actuators, A(219):32-37, 2014. [pdf] [doi]


Scaling the stiffness, strength, and toughness of ceramic-coated nanotube foams into the structural regime.

A. Brieland-Schoultz*, S. Tawfick*, S.J. Park*, M. Bedewy, M.R. Maschmann, J.W. Baur, A.J. Hart.
Advanced Functional Materials, 24(36):5728-5735, 2014. [pdf] [doi]

Strain-engineered manufacturing of freeform carbon nanotubes.

M. De Volder*, S.J. Park*, S. Tawfick, A.J. Hart
Nature Communications, 5:4512, 2014. [pdf] [doi] [MIT News]


Materials, fabrication, and manufacturing of micro-nanostructured surfaces for phase-change heat transfer enhancement.

M. McCarthy, K. Gerasopolous, S.C. Maroo, A.J. Hart.
Nanoscale and Microscale Thermophysical Engineering, 18(3):288-310, 2014. [pdf] [doi]

Self-ordering of small-diameter metal nanoparticles by dewetting on hexagonal mesh templates.

E.R. Meshot, Z. Zhao, W. Lu, A.J. Hart.
Nanoscale, 6(17):10106-10112, 2014. [pdf] [doi]

Direct fabrication of graphene on SiO2 via thin film stress engineering.

D. McNerny, B, Viswanath, D. Copic, F. Laye, C. Prohoda, A. Brieland-Shoultz, E.S. Polsen, N.T. Dee, V.S. Veerasamy, A.J. Hart.
Scientific Reports (4):5049, 2014. [pdf] [doi]

Synergetic chemical coupling controls the uniformity of carbon nanotube microstructures.

M. Bedewy*, B. Farmer*, A.J. Hart.
ACS Nano 8(6):5799–5812, 2014. [pdf] [doi]

Precise control of elastocapillary densification of nanostructures via low pressure condensation.

S. Park, A.J. Schmidt, S. Tawfick, A.J. Hart.
Journal of Micromechanics and Microengineering 24(6) 065019, 2014. [pdf] [doi]

Simultaneously high stiffness and damping in nanoengineered microtruss composites.

J. Meaud*, T. Sain*, B. Yeom*, S. Park*, A. Brieland-Shoultz, G. Hulbert, N.A. Kotov, A.J. Hart, E.M. Arruda, A.M. Waas.
ACS Nano 8(4) 3468-3475, 2014. [pdf] [doi]

Directed growth of primary motor neurons on horizontally aligned carbon nanotube films and striped patterns.

M.J. Roberts, M.K. Leach, M. Bedewy, E.R. Meshot, D. Copic, J.M. Corey, A.J. Hart.
Journal of Neural Engineering, 11(3):036013, 2014. [pdf] [doi]

Extensible-link kinematic model for characterizing and optimizing compliant mechanism motion.

J. Beroz, S. Awtar, A.J. Hart.
ASME Journal of Mechanical Design.136(3):031008, 2014. [pdf] [doi]

Rapid anisotropic photoconductive response of ZnO-coated aligned carbon nanotube sheets.

J.G. Ok, J. Lee, H. Baac, S. Tawfick, L.J. Guo, A.J. Hart.
ACS Applied Materials and Interfaces. 6(2):874-881, 2014. [pdf] [doi]

Continuum analysis of carbon nanotube array buckling enabled by anisotropic elastic measurements and modeling.

M.R. Maschmann, G.J. Ehlert, S. Tawfick, A.J. Hart, J.W. Baur.
Carbon. 66:377-386, 2014. [pdf] [doi]


Fast imaging of carbon nanotube nucleation and growth processes using environmental TEM.

D.N. Zakharov, M. Bedewy, C. Czarnik, A.J. Hart, S. Misawa, E.A. Stach
Microscopy and Microanalysis, Hartford, CT, 2014.


Platform for in-vitro photo-patterning of whole animal C. elegans assays and behavior control.

C.R. Oliver, E. Gourgou, D. Bazopoulou, N. Chronis, A.J. Hart.
The 18th Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS), 2014


Design and implementation of a graduate course on additive manufacturing.

J. Go, A.J. Perez, A.J. Hart.
25th Annual Solid Freeform Fabrication Symposium, 2014.


Tunable volume handheld pipette using a pneumatic deamplification mechanism.

J. Beroz, S. Jiang, J. Lewandowski, A.J. Hart.
ASME International Design Engineering Technical Conferences (IDETC), 2014.


Self-folding of a laminated paper system.

A. Rao, A.J. Hart.
6th International Meeting on Origami in Science, Mathematics and Education (6OSME), 2014.


A modular collapsible folded paper tower.

M.J. Roberts, S. Tawfick, M. Shlian, A.J. Hart.
6th International Meeting on Origami in Science, Mathematics and Education (6OSME), 2014.



Robofurnace: A semi-automated laboratory CVD system for high-throughput nanomaterial synthesis and process discovery.

C.R. Oliver, W. Westrick, J. Koehler, A. Brieland-Shoultz, I. Anagnostopoulos Politis, T. Cruz-Gonazalez, A.J. Hart.
Review of Scientific Instruments. 84:115105, 2013. [pdf] [doi]

Local relative density modulates failure and strength in vertically aligned carbon nanotubes.

S. Pathak, N. Mohan, E. Decolvenaere, A. Needleman, M. Bedewy, A.J. Hart, J.R. Greer.
ACS Nano. 7(10):8593–8604, 2013. [pdf] [doi]

Self-assembly of suspended collagen films and their viability as cell culture substrates.

M.J. Roberts, N. Bhatt, C.M. Voge, E.R. Meshot, J.P. Stegemann, A.J. Hart.
Journal of Materials Chemistry B. 1(37):4711-4718, 2013. [pdf] [doi]

Enhancing the tensile properties of continuous millimeter-scale carbon nanotube fibers by densification.

F.A. Hill, T.F. Havel, A.J. Hart, C. Livermore.
ACS Applied Materials and Interfaces. 5(15):7198–7207, 2013. [pdf] [doi]

Decoupled control of carbon nanotube forest diameter and density by continuous-feed convective assembly of catalyst particles.

E.S. Polsen, M. Bedewy, A.J. Hart.
Small. 9: 2564–2575, 2013. [pdf] [doi]

Measurement of carbon nanotube microstructure density by optical attenuation and observation of size-dependent density variations.

S.J. Park, A.J. Schmidt, M. Bedewy, A.J. Hart.
Physical Chemistry Chemical Physics. 15:11511-11519, 2013. [pdf] [doi]

Statistical analysis of variation in laboratory growth of carbon nanotube forests and recommendations for improvement of process consistency.

C.R. Oliver*, E.S. Polsen*, E.R. Meshot, S. Tawfick, S.J. Park, M. Bedewy, A.J. Hart.
ACS Nano. 7(4):3565–3580, 2013. [pdf] [doi]

Laser printing of nanoparticle toner enables digital control of micropatterned carbon nanotube growth.

E.S. Polsen*, A.G. Stevens*, A.J. Hart.
ACS Applied Materials and Interfaces. 5(9):3656–3662, 2013. [pdf] [doi]

Mechanics of capillary forming of aligned carbon nanotube assemblies.

S. Tawfick, Z. Zhao, M.R. Maschmann, A. Brieland-Shoultz, M. De Volder, J.W. Baur, W. Lu, A.J. Hart.
Langmuir. 29(17): 5190–5198, 2013. [pdf] [doi]

Mechanical coupling limits the density and quality of self-organized carbon nanotube growth.

M. Bedewy, A.J. Hart.
Nanoscale. 5:2928-2937, 2013. [pdf] [doi]

Nanoscale displacement measurement of microdevices via interpolation-based edge tracking of optical images.

A. Ya’akobovitz, D. Copic, J. Beroz, A.J. Hart.
Journal of Micromechanics and Microengineering. 23:045004, 2013. [pdf] [doi]

Engineering hierarchical nanostructures by elastocapillary self-assembly.

M. De Volder, A.J. Hart.
Angewandte Chemie. 52:2412–2425, 2013. [pdf] [doi]

Carbon nanotubes: present and future commercial applications.

M. De Volder, S. Tawfick, R.H. Baughman, A.J. Hart.
Science. 339:535-589, 2013. [pdf] [doi]


Fluid flow through carbon nanotube forest microchannels.

K.B. Teichert, A.J. Hart.
17th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS 2013), 2013.


Fold mechanics of natural and synthetic origami papers.

A. Rao, S. Tawfick, M. Shlian, A.J. Hart.
ASME International Design Engineering Technical Conferences (IDETC), 2013.


Extensible-link kinematic model (ELKM) for determining motion characteristics of compliant mechanisms.

J. Beros, S. Awtar, A.J. Hart.
ASME International Design Engineering Technical Conferences (IDETC), 2013.


Deterministic design and manufacturing of carbon nanotube staple yarns.

S. Tawfick, A. Rao, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


High-stroke actuation of aligned CNT-paraffin composite films.

D. Copic, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


Replica molding of liquid crystal polymer microstructures for active surfaces.

D. Copic, A. Ya’akobovitz, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


Fabrication and mechanical properties of carbon nanotube composite microtrusses.

S. Park, A. Brieland-Schoultz, M. Maschmann, S. Tawfick, M. De Volder, J.W. Baur, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


Manufacturing of composite laminates with perforated carbon nanotube forest core.

S. Park, S. Tawfick, A. Brieland-Schoultz, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


Roll-to-roll manufacturing of carbon nanotube forests on metal foils.

E.S. Polsen, D.Q. Mcnerney, A.J. Hart.
19th International Conference on Composite Materials (ICCM), 2013.


Characterization of anisotropic conduction of horizontally aligned carbon nanotube thin films.

S. Li, W. Hua, M. Liang, M. tuo, S. Tawfick, A.J. hart, Q. Zhu, H. Xin.
IEEE International Symposium on Antennas and Propagation, 2013.


Fabrication and integration of horizontally aligned CNT-C60 films for thin film sensors.

M. De Volder, E.R. Meshot, S. Tawfick, A.J. Hart.
17th International Conference on Solid-State Sensors, Actuators, and Microsystems (Transducers ’13), 2013.



Carbon nanotube optoacoustic lens for focused ultrasound generation and high-precision targeted therapy.

H.W. Baac, J.G. Ok, A. Maxwell, K.T. Lee, Y.C. Chen, A.J. Hart, Z. Xu, E. Yoon, L.J. Guo.
Scientific Reports. 2:989, 2012. [pdf] [doi]

Visualizing strain evolution and coordinated buckling in CNT arrays by in situ digital image correlation.

M.R. Maschmann, G. Ehlert, S.J. Park, D. Mollenhauer, B. Maryuama, A.J. Hart, J.W. Baur.
Advanced Functional Materials. 22:4686-4695, 2012. [pdf] [doi]

Wide range control of microstructure and mechanical properties of carbon nanotube forests: A comparison between fixed and floating catalyst CVD techniques.

O. Yaglioglu, A. Cao, A.J. Hart, R. Martens, A.H. Slocum.
Advanced Functional Materials. 22:5028-5037, 2012. [pdf] [doi]

Anisotropic Janus catalysts for spatially controlled chemical reactions.

W. Lv, K. Lee, J. Li, T. Park, A.J. Hart, F. Zhang, J. Lahann.
Small. 8(20):3116-3122, 2012. [pdf] [doi]

Diameter-dependent kinetics of activation and deactivation in carbon nanotube population growth.

M. Bedewy, E.R. Meshot, A.J. Hart.
Carbon. 50(14):5106-5116, 2012. [pdf] [doi]

Fabrication, densification, and replica molding of 3D carbon nanotube microstructures.

D. Copic, S.J. Park, S. Tawfick, M. De Volder, A.J. Hart.
Journal of Visualized Experiments. 65:e3980, 2012. [pdf] [doi]

High-speed in situ X-ray scattering of carbon nanotube film nucleation and self-organization.

E.R. Meshot, E.A. Verploegen, M. Bedewy, S. Tawfick, A.R. Woll, K.S. Green, M. Hromalik, L.J. Koerner, H.T. Philipp, M.W. Tate, S.M. Gruner, A.J. Hart.
ACS Nano. 6:5091–5101, 2012. [pdf] [doi]

Synthesis of tall carpets of vertically aligned carbon nanotubes via in situ generation of water vapor by preheating of added oxygen.

G.D. Nessim, A. Al-Obeidi, H. Grisaru, E.S. Polsen, C.R. Oliver, T. Zimrin, A.J. Hart, D. Aurbach, C.V. Thompson.
Carbon. 50:4002-4009, 2012. [pdf] [doi]

Capillary bending of Janus carbon nanotube micropillars.

S. Tawfick, A.J. Hart, M. De Volder.
Nanoscale. 4:3852-3856, 2012. [pdf] [doi]

Engineering of micro- and nanostructured surfaces with anisotropic geometries and properties.

S. Tawfick, M. De Volder, D. Copic, S.J. Park, E.S. Polsen, C.R. Oliver, M.J. Roberts, A.J. Hart.
Advanced Materials. 24:1628–1674, 2012. [pdf] [doi]

Photoconductive hybrid films via directional self-assembly of C60 on aligned carbon nanotubes.

E.R. Meshot, K. Patel, S. Tawfick, K.A. Juggernauth, M. Bedewy, E.A. Verploegen, M. De Volder, A.J. Hart.
Advanced Functional Materials. 22(3):577-584, 2012. [pdf] [doi]

Four degree of freedom liquid dispenser for direct write capillary self-assembly with sub-nanoliter precision

J. Beroz, M. Bedewy, M. Reinker, V. Chhajer, S. Awtar, A.J. Hart.
Review of Scientific Instruments. 83:015104, 2012. [pdf] [doi]

Chemically controlled bending of compositionally anisotropic microcylinders.

S. Saha, D. Copic, S. Bhaskar, N. Clay, A. Donini, A.J. Hart, J. Lahann.
Angewandte Chemie. 51(3):660-665, 2012. [pdf] [doi]



Population growth dynamics of carbon nanotubes.

M. Bedewy, E.R. Meshot, M.J. Reinker, A.J. Hart.
ACS Nano.5(11):8974-8989, 2011. [pdf] [doi]

Hydrogel-driven carbon nanotube microtransducers.

M. De Volder, S. Tawfick, D. Copic, A.J. Hart.
Soft Matter.7:9844-9847, 2011. [pdf] [doi]

Corrugated carbon nanotube microstructures with geometrically tunable compliance.

M. De Volder, S. Tawfick, S.J. Park, A.J. Hart.
ACS Nano.5(9):7310-7317, 2011. [pdf] [doi]


Hierarchical carbon nanowire microarchitectures made by plasma-assisted pyrolysis of photoresist

M. De Volder, R. Vansweevelt, P. Wagner, D. Reynaerts, C. Van Hoof, A.J. Hart.
ACS Nano. 5(8):6593-6600, 2011. [pdf] [DOI]


Non-destructive characterization of structural hierarchy within carbon nanotube assemblies

E.A. Verploegen, A.J. Hart, M. De Volder, S. Tawfick, K.K. Chia, R.E. Cohen.
Journal of Applied Physics. 109:094316, 2011. [pdf] [doi]


Structurally programmed folding of vertical carbon nanotube assemblies

S. Tawfick, M. De Volder, A.J. Hart.
Langmuir. 27(10):6389-6394, 2011. [pdf] [doi]


Continuous high-yield production of vertically aligned carbon nanotubes on 2D and 3D substrates

R. Guzman de Villoria, A.J. Hart, B.L. Wardle.
ACS Nano. 5(6):4850-4857, 2011. [pdf] [video] [doi]


Fabrication and electrical integration of robust carbon nanotube using self-directed elastocapillary densification

M. De Volder, S. Park, S. Tawfick, A.J. Hart.
Journal of Micromechanics and Microengineering. 21:045033, 2011. [pdf] [doi]


Fabrication of high-aspect-ratio polymer microstructures and hierarchical textures using carbon nanotube composite master molds

D. Copic, S.J. Park, S. Tawfick, M. De Volder, A.J. Hart.
Lab on a Chip. 11(10):1831-1837, 2011. [pdf] [doi]


Precursor gas chemistry determines the crystallinity of carbon nanotubes synthesized at low temperature

G.D. Nessim, M. Seita, D.L. Plata, K.P. O’Brien, A.J. Hart, E.R. Meshot, C.M. Reddy, P.M. Gschwend, C.V. Thompson.
Carbon. 49(3):804-810, 2011. [pdf] [doi]


Multidirectional hierarchical nanocomposites made by carbon nanotube growth within LBL-assembled films

J. Li, S. Srivastava, J.G. Ok, M. Bedewy, Y. Zhang, N.A. Kotov, A.J. Hart.
Chemistry of Materials. 23:1023-1031, 2011. [pdf] [doi]




Carbon nanotube composite optoacoustic transmitters for strong and high frequency ultrasound generation

H.W. Baac, J.G. Ok, H.J. Park, T. Ling, S.L. Chen, A.J. Hart, L.J. Guo.
Applied Physics Letters. 97:234104, 2010. [pdf] [doi]


Multiple alkynes react with ethylene to enhance carbon nanotube synthesis, suggesting a polymerization-like formation mechanism

D.L. Plata*, E.R. Meshot*, C.M. Reddy, A.J. Hart, P.M. Gschwend.
ACS Nano. 4(10):7185-7192, 2010. [pdf] [doi]


Characterizing the failure processes that limit the storage of energy in carbon nanotube springs under tension

F.A. Hill, T.F. Havel, A.J. Hart, C. Livermore.
Journal of Micromechanics and Microengineering. 20:104012, 2010. [pdf] [doi]


Diverse 3D microarchitectures made by capillary forming of carbon nanotubes

M. De Volder,* S. Tawfick,* S. Park, D. Copic, Z. Zhao, W. Lu, A.J. Hart.
Advanced Materials. 22:4384-4389, 2010. [pdf] [doi]


Bending of nanoscale filament assemblies by elastocapillary densification

Z. Zhao, S. Tawfick, S.J. Park, M. De Volder, A.J. Hart, W. Lu.
Physical Review E. 82:041605, 2010. [pdf] [doi]


Electrically-addressable hybrid architectures of zinc oxide nanowires grown on aligned carbon nanotubes

J.G. Ok, S. Tawfick, K.A. Juggernauth, K. Sun, Y. Zhang, A.J. Hart.
Advanced Functional Materials. 20:2470-2480, 2010. [pdf] [doi]


Self-similar organization of arrays of individual carbon nanotubes and carbon nanotube micropillars

M. De Volder, D.O. Vidaud, E.R. Meshot, S. Tawfick, A.J. Hart.
Microelectronic Engineering. 87(5-8):1233-1238, 2010. [pdf] [doi]


Ethanol-promoted growth of few- walled vertically aligned carbon nanotubes

Y. Zhang, J. Gregoire, R.B. Van Dover, A.J. Hart.
Journal of Physical Chemistry C. 114(14):6389-6395, 2010. [pdf] [doi]


Measuring the lengthening kinetics of vertically aligned nanostructures by spatiotemporal correlation of height and orientation

M. Bedewy, E.R. Meshot, K.M. Lyons, A.R. Woll, K.A. Juggernauth, S. Tawfick, A.J. Hart.
Nanoscale. 2:896-900, 2010. [pdf] [doi]


Nanocomposite microstructures with tunable mechanical and chemical properties

S. Tawfick, X. Deng, A.J. Hart, J. Lahann.
Physical Chemistry Chemical Physics. 12:4446-4451, 2010. [pdf] [doi]




Flexible high conductivity carbon nanotube interconnects made by rolling and printing

S. Tawfick, K.P. O’Brien, A.J. Hart.
Small. 5(21):2467-2473, 2009. [pdf] [doi]


Early evaluation of potential environmental impacts of carbon nanotube synthesis by chemical vapor deposition

D.L. Plata, A.J. Hart, C.M. Reddy, P.M. Gschwend.
Environmental Science and Technology. 43(21):8367-8373, 2009. [pdf] [doi]


Collective mechanism of evolution and self-termination of vertically aligned carbon nanotube growth

M. Bedewy, E.R. Meshot, H. Guo, E.A. Verploegen, W. Lu, A.J. Hart.
Journal of Physical Chemistry C. 113:20576-20582, 2009. [pdf] [doi]


High-yield growth of vertically aligned carbon nanotubes on a continuously moving substrate

R. Guzman de Villoria, S.L. Figueredo, A.J. Hart, S.A. Steiner, A.H. Slocum, B.L. Wardle. Nanotechnology. 20:405611, 2009. [pdf] [doi]


Diffusional self-organization in exponential layer-by-layer with micro- and nanoscale periodicity

P. Podsiadlo, M. Michel, K. Critchley, S. Srivastava, M. Qin, J.W. Lee, E.A. Verploegen, A.J. Hart, Y. Qi, N.A. Kotov.
Angewandte Chemie International Edition. 48(38):7073-7077, 2009. [pdf] [doi]


Storing elastic energy in carbon nanotubes

F. Hill, T.F. Havel, A.J. Hart, C. Livermore.
Journal of Micromechanics and Microengineering. 19:094015, 2009. [pdf] [doi]


Nanoscale zirconia as a versatile non- metallic catalyst for graphitization of carbon and growth of single- and multi-wall carbon nanotubes

S.A. Steiner, T.F. Baumann, B.C. Bayer, M.A. Worsley, W.J. Moberlychan, E.L. Shaw, A.J. Hart, S. Hofmann, B.L. Wardle.
Journal of the American Chemical Society. 131:12144-12154, 2009. [pdf] [doi]


Engineering vertically aligned carbon nanotube growth by decoupled thermal treatment of precursor and catalyst

E.R. Meshot, D.L. Plata, S. Tawfick, E. Verploegen, A.J. Hart.
ACS Nano. 3(9):2477-2486, 2009. [pdf] [doi]


Low temperature synthesis of vertically aligned carbon nanotubes with ohmic contact to metallic substrates enabled by thermal decomposition of the carbon feedstock

G.D. Nessim, M. Seita, K.P. O’Brien, R.R. Mitchell, A.J. Hart, C.V. Thompson.
Nano Letters. 9(10):3398-3405,2009. [pdf] [doi]


High-yield growth of aligned carbon nanotubes on ceramic fibers for multifunctional enhancement of structural composites

N. Yamamoto, A.J. Hart, B.L. Wardle, E.J. Garcia, S.S. Wicks, H.M. Duong, A.H. Slocum.
Carbon. 47(3):551-560, 2009. [pdf/strong>] [doi]


Automated spin-assisted layer-by-layer assembly of nanocomposites

S. Vozar, Y.C. Poh, T. Serbowicz, M. Bachner, P. Podsiadlo, M. Qin, E. Verploegen, N.A. Kotov, A.J. Hart.
Review of Scientific Instruments. 80:023903, 2009. [pdf] [doi]


Exposure to nanoscale particles and fibers during machining of advanced composites containing carbon nanotubes

D. Bello, B.L. Wardle, K. Ahn, N. Yamamoto, E.J. García, A.J. Hart, M.J. Ellenbecker.
Journal of Nanoparticle Research. 11(1):231-249, 2009. [pdf] [doi]




High-Conductivity Polymer Nanocomposites Obtained by Tailoring the Characteristics of Carbon Nanotube Fillers

N. Grossiord, J. Loos, L. van Laake, M. Maugey, C. Zakri, C.E. Koning, A.J. Hart.
Advanced Functional Materials. 18(20):3226-3234, 2008. [pdf] [doi]


Tuning of vertically aligned carbon nanotube diameter and areal density through catalyst pre-treatment

G.D. Nessim, A.J. Hart, J.S. Kim, D. Acquaviva, J. Oh, C.D. Morgan, M. Seita, J.S. Leib, C.V. Thompson.
Nano Letters. 8(11):3587-3593, 2008. [pdf] [doi]


Fabrication and characterization of ultra-high volume fraction aligned carbon nanotube polymer composites

B.L. Wardle, D.S. Saito, E.J. García, A.J. Hart, R.G. de Villoria, E.A. Verploegen.
Advanced Materials. 20(14):2710-2714, 2008. [pdf] [doi]


Fabrication and multifunctional properties of a hybrid laminate with aligned carbon nanotubes grown in situ

E.J. García, B.L. Wardle, A.J. Hart, N. Yamamoto.
Composites Science and Technology. 68:2034-2041, 2008. [pdf] [doi]


Joining prepreg composite interfaces with aligned carbon nanotubes

E.J. García, B.L. Wardle, A.J. Hart.
Composites Part A. 39(6):1065-1070, 2008. [pdf] [doi]


Long carbon nanotubes grown on the surface of fibers for hybrid composites

E.J. Garcia, A.J. Hart, B.L. Wardle.
AIAA Journal. 46(6):1405-1412, 2008. [pdf] [doi]


Exponential growth of LBL films with incorporated inorganic sheets

P. Podsiadlo, M. Michel, J. Lee, E. Verploegen, N.W.S. Kam, J. Lee, Y. Qi, A.J. Hart, P.T. Hammond, N.A. Kotov.
Nano Letters. 8(6):1762-1770, 2008. [pdf] [doi]


Particle exposure levels during growth and subsequent handling of vertically aligned carbon nanotube films

D. Bello, A.J. Hart, K. Ahn, M. Hallock, N. Yamamoto, E.J. Garcia, B.L. Wardle, M.J. Ellenbecker.
Carbon. 46:974-977, 2008. [pdf] [doi]


Abrupt self-termination of vertically aligned carbon nanotube growth

E.R. Meshot, A.J. Hart.
Applied Physics Letters. 92:113107, 2008. [pdf] [doi]


Conductive carbon nanotube composite microprobes

O. Yaglioglu, R. Martens, A.J. Hart, A.H. Slocum.
Advanced Materials. 20:357-362, 2008. [pdf] [doi]




Characterizing the morphologies of mechanically-manipulated multi-wall carbon nanotube films by small-angle X-ray scattering

B.N. Wang, R.D. Bennett, E. Verploegen, A.J. Hart, R.E. Cohen.
J. Physical Chemistry C.111(48):17933-17940, 2007. [pdf] [doi]


Fabrication and nanocompression testing of aligned CNT/polymer nanocomposites

E.J. García, A.J. Hart, B.L. Wardle, A.H. Slocum.
Advanced Materials. 19:2151-2156, 2007. [pdf] [doi]


A suspended heated silicon platform for rapid thermal control of surface reactions with application to carbon nanotube synthesis

L.C. van Laake, A.J. Hart, A.H. Slocum.
Review of Scientific Instruments. 78:083901, 2007. [pdf] [doi]


2D and 3D growth of carbon nanotubes on substrates, from nanometre to millimetre scales

A.J. Hart, H.K. Taylor, A.H. Slocum.
International J. Nanomanufacturing. 1(6):701-709, 2007. [pdf] [doi]


Desktop growth of carbon nanotube monoliths with in situ optical imaging

A.J. Hart, L.C. van Laake, A.H. Slocum.
Small. 3(5):772-777, 2007. [pdf] [doi]


Quantitative characterization of the morphology of multi-wall carbon nanotube films by small-angle X-ray scattering

B.N. Wang, R.D. Bennett, E. Verploegen, A.J. Hart, R.E. Cohen.
Journal of Physical Chemistry C. 111(16):5859-5865, 2007. [pdf] [doi]


Fabrication of composite microstructures by capillarity-driven wetting of aligned carbon nanotubes with polymers

E.J. García, A.J. Hart, B.L. Wardle, A.H. Slocum.
Nanotechnology. 18(16):165602, 2007. [pdf] [doi]




Creating patterned carbon nanotube catalysts through the microcontact printing of block copolymer micellar thin films

R.D. Bennett, A.J. Hart, A.C. Miller, P.T. Hammond, D.J. Irvine, R.E. Cohen.
Langmuir. 22:8273-8276, 2006. [pdf] [doi]


Method of characterizing electrical contact properties of carbon nanotube coated surfaces

O. Yaglioglu, A.J. Hart, R. Martens, A.H. Slocum.
Review of Scientific Instruments. 77:095105, 2006. [pdf] [doi]


Controlling the morphology of carbon nanotube films by varying the areal density of catalyst nanoparticles using block copolymer micellar thin films

R.D. Bennett, A.J. Hart, R.E. Cohen.
Advanced Materials. 18:2274-2279, 2006. [pdf] [doi]


Force output, control of film structure, and micro-scale shape replication by carbon nanotube growth under mechanical pressure

A.J. Hart, A.H. Slocum.
Nano Letters. 6:1254-1260, 2006. [pdf] [doi]


Rapid growth and flow-mediated nucleation of millimeter- scale aligned carbon nanotube structures from a thin-film catalyst

A.J. Hart, A.H. Slocum.
J. Physical Chemistry B. 110(16):8250-8257, 2006. [pdf] [doi]


Uniform and selective CVD growth of carbon nanotubes and nanofibers on arbitrarily microstructured silicon surfaces

A.J. Hart, B.O. Boskovic, A.T.H. Chuang, V.B. Golovko, J. Robertson, B.F.G. Johnson, A.H. Slocum.
Nanotechnology. 17:1397-1403, 2006. [pdf] [doi]


Growth of conformal single-walled carbon nanotube films from Mo/Fe/Al2O3 deposited by electron beam evaporation

A.J. Hart, A.H. Slocum, L. Royer.
Carbon. 44(2):348-359, 2006. [pdf] [doi]




Experimental determination of kinematic coupling repeatability in industrial and laboratory conditions

P.J. Willoughby, A.J. Hart, A.H. Slocum.
SME J. Manufacturing Systems. [pdf] [doi]




Segmented and shielded structures for reduction of thermal expansion-induced tilt errors

A.J. Hart, A.H. Slocum, J. Sutin.
J. Int’l. Soc. Precision Engineering and Nanotechnology. 28:443-458, 2004. [pdf] [doi]


Kinematic coupling interchangeability

A.J. Hart, A.H. Slocum, P.J. Willoughby.
J. Int’l. Soc. Precision Engineering and Nanotechnology. 28:1-15, 2004. [pdf] [doi]




Linear motion carriage with aerostatic bearings preloaded by inclined iron core linear electric motor

A.H. Slocum, M. Basaran, R. Cortesi, A.J. Hart.
J. Int’l. Soc. Precision Engineering and Nanotechnology. 27:382-394, 2003. [pdf] [doi]