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Publications

Book Chapters

Nanocantilever beams modeling, fabrication and applications:Intentional Nonlinearity for Design of Micro/NanomechanicalResonators. 
Cho, H., Yu, M.-F., Vakakis, A.F., Bergman, L.A., Pan Stanford Publishing [link]

Journal Publications

In-Situ Atomic Force Miroscopy of Binders in Lithium-ion Batteries

Reddi, R., Lee, M., Cho, H., Kim, J.H., Huang, X. (in preparation).

Dynamics of an Inner-Paddled Cantilever in Contact Resonance-Atomic Force Microscopy

Dharmasena, S., Cho, H. (under review).

Discovery of Lytic Cyanophages in Lake Erie: Interaction Mechanisms and Structure Damage of Toxic Cyanobacteria

Jiang, X., Ha, C., Lee, S., Kwon, J.,  Cho, H., Gorham, T., Lee, J. (under review). 

 

Nickel-Salen Type Polymer as Conducting Agent and Binder for Carbon-Free Cathodes in Lithium-Ion Batteries

O’Meara, C., Polozhentceva, I., Karushev, M., Dharmasena, S., Cho, H., Yurkovich, B., Kogan, S., Kim, J.-H. ACS Applied Materials & Interfaces 11, 525 (2019).

DOI: 10.1021/acsami.8b13742;

 

 

 

 

 

 

 

Nonlinear Couplings and Energy Transfers in Micro- and Nano-mechanical Resonators: Intermodal coupling, Internal Resonance, and Synchronization

Asadi, K., Yu, J., Cho, H. Philosophical Transactions Royal Society A 376, 20160141 (2018).

DOI: 10.1098/rsta.2017.0141 

 

 

 

 

 

 

 

Ultimate Decoupling between Surface Topography and Material Functionality in Atomic Force Microscopy Using an Inner-paddled Cantilever

Dharmasena, S., Yang, Z., Kim, S., Bergman, L. A., Vakakis, A. F., Cho, H.* ACS Nano 12, 5559 (2018).

DOI: 10.1021/acsnano.8b01319 

 

 

 

 

Multi-frequency Atomic Force Microscopy Based on Enhanced Internal Resonance of an Inner-Paddled Cantilever

Potekin, R., Dharmasena, S., Kim, S., Bergman, L. A., Vakakis, A. F., Cho, H.* Sensors & Actuators: A. Physical 27, 206 (2018).

doi.org/10.1016/j.sna.2018.01.063 

 

 

 

 

A Micromechanical Mass Sensing Method Based on Amplitude Tracking within an Ultra-wide Broadband Resonance

Potekin, R., Kim, S., McFarland, D., Bergman, L.,  Cho, H*., Vakakis, A*.,, Nonlinear Dynamics 92, 287 (2018).

doi.org/10.1007/s11071-018-4055-y 

 

 

 


Mechanism of Geometric Nonlinearity in a Nonprismatic and Heterogeneous Microbeam Resoantor

Asadi, K., Li, J., Peshin, S., Yeom, J, Cho, H*., Physical Review B 96, 115306  (2017).

doi:10.1103/PhysRevB.00.005300 

 

 

 

 


Cantilever Dynamics in Higher-Harmonic AFM for Enhanced Material Characterization

Potekin, R., Dharmasena, S.,  McFarland, M.D., Bergman, L.A., Vakakis, A.F., Cho, H*.International Journal of Solids and Structures 110, 332 (2017)

 

doi: 10.1016/j.ijsolstr.2016.11.013 

 

 

 

 

High Power Density Pyroelectric Energy Conversion from BaTiO3 Thin Films

Bhatia, B., Cho, H., Karthik, J., Cahill, D.G., Martin, L.W., King, W.P., Nanoscale and Microscale Thermophysical Engineering 20, 137 (2016) 

http://dx.doi.org/10.1080/15567265.2016.1252820

 

 

 

Utilizing Intentional Internal Resonance to Achieve Multi-Harmonic Atomic Force Microscopy


Jeong, B., Pettit, C., Dharmasena, S., Keum, H., Lee, J., Kim, J., Kim, S., McFarland, M.D., Lawrence, B.A., Vakakis, A.F., Cho, H*., Nanotechnology, 27, 199501 (2016)

doi:10.1088/0957-4484/27/19/199501

 

 

 

 

 

High-Frequency Thermal-Electrical Cycles for Pyroelectric Energy Conversion


Bhatia, B., Damodaran, A.R., Cho, H., Martin, L.W., King, W.P., Journal of Applied Physics , 116, 194509 (2014). 

http://dx.doi.org/10.1063/1.4901993

 

 

 

 

 

 

Complex Nonlinear Dynamics in the Limit of Weak Coupling of a System of Microcantilevers Connected by a Geometrically Nonlinear Tunable Nanomembrane


Jeong, B., Cho, H., Keum, H., Kim, S., McFarland, M.D., Lawrence, B.A., King, W.P., Vakakis, A.F.,Nanotechnology , 25, 465501 (2014).

doi:10.1088/0957-4484/25/46/465501

 

 

 

 

 

Silicon Nano-Mechanical Resonators Fabricated by Using Tip-Based Nanofabrication


Hu, H., Cho, H., Somnath, S., Vkakis, A.F., King, W.P., Nanotechnology , 25, 275301 (2014). 

doi:10.1088/0957-4484/25/27/275301

 

 

 

 

 

Modeling and Measurement of Geometrically Nonlinear Damping in a Microcantilever-Nanotube System


Jeong, B., Cho, H., Yu, M.-F., Vakakis, A.F., McFarland, M.D., Bergman, L.A., ACS Nano, 7, 8547-8553 (2013). 

doi: 10.1021/nn402479d

 

 

 

Improved Atomic Force microscope Infrared Spectroscopy for Rapid Nanometer-Scale Chemical Identification

Cho, H., Felts, J.R., Yu, M.-F., Bergman, L.A., Vakakis, A.F., King, W.P., Nanotechnology, 24, 444007 (2013, invited).

doi: 10.1088/0957-4484/24/44/444007.

 

 

 

Atomic Force Microscope Infrared Spectroscopy on 15 nm Scale Polymer Nanostructures ( Named one of 20 most accessed articles of 2014 in the journal).

Felts, J.R., Cho, H., Yu, M.-F., Bergman, L.A., Vakakis, A.F., King, W.P.,   Review of Scientific Instruments, 84, 023709 (2013). 

doi: 10.1063/1.4793229.

 

 

 

 

Nonlinear Hardening and Softening Resonances in Micromechanical Cantilever-nanotube Systems Originated from Nanoscale Geometric Nonlinearities

Cho, H., Jeong, B., Yu, M.-F., Vakakis, A.F., Bergman, L.A., McFarland, M.D., International Journal of Solids and Structures, 49, 2059-2065 (2012).

doi: 10.1016/j.ijsolstr.2012.04.016

 

 

Dynamics of Microcantilever Integrated with Geometric Nonlinearity for Stable and Broadband Nonlinear Atomic Force Microscopy

Cho, H., Yu, M.-F., Vakakis, A.F., Bergman, L.A., McFarland, M.D., Surface Science, 606, L74-L78 (2012). 

doi: 10.1016/j.susc.2012.05.009.

 


 

 

 

 

 

Tunable and Broadband Nonlinear Nanomechanical Resonator

Cho, H., Yu, M.-F., Vakakis, A.F., Bergman, L.A., McFarland, M.D., Nano Letters, 10, 1793-1798 (2010). 

doi:10.1021/nl100480y.

 

 

 

Influence of Upper Layer on Measuring Thermal Conductivity of Multilayer Thin Films Using Differential 3 Omega Method

Shin, S.W., Cho, H., Kim, B.S., Cho, H.H., Thin Solid Films, 157, 933-936 (2008). 

doi:10.1016/j.tsf.2008.06.090.

 

 

 

 

 

 

 

Individual Nanotube-based Needle Nanoprobes for Electrochemical Studies in Microenvironment

Yum, K., Cho, H., Hu, J., Yu, M.-F., ACS Nano, 1, 440-448 (2007). 

doi:10:1021/nn700171x

 

 

 

 

 

 

Conference Articles


PEER-REVIEWED CONFERENCE PAPERS

(Oral Presentation & Paper) Keivan Asadi, Snehan Peshin, Junghoon Yeo, Hanna Cho, “Experimental and Theoretical Studies of Nonlinear Resonances in a Simicrocantilever Constrained by a Polymer Attachment,” ASME 2016 IDETC International Design & Engineering Technical Conferences, Charlotte, NC, USA, 21-24 August, 2016

(Poster Presentation & Paper) Chris Pettit, Bongwon Jeong, Hohyun Keum, Joohyung Lee, Jungkyu Kim, Seok Kim, D. Michael McFarland, Lawrence A. Bergman, Alexander F. Vakakis, Hanna Cho, “Exploiting internal resonance in multi-harmonic AFM for enhanced compositional mapping in air,” IEEE MEMS 2015, Estoril, PORTUGAL, 18-22 January, 2015. 

(Oral Presentation & Paper) Hanna Cho, Jonathan R. Felts, Min-Feng Yu, Lawrence A. Bergman, Alexander F. Vakakis, and William P. King, “Cantilever dynamics and energy localization during atomic force microscope infrared spectroscopy,” Transducer 2013, Barcelona, SPAIN, 16-20 June 2013. (doi: 10.1109/Transducers.2013)

(Oral Presentation & Paper) Hanna Cho, Hyung Hee Cho, Sang Shin, “Influence of upper layer on measurement of thermal conductivity using differential 3 omega method,” 39th AIAA Thermophysics Conference, Toronto, ON, CANADA, 6-9 June 2005. (doi: 10.2514/6.2005-5213).



PEER-REVIEWED CONFERENCE PRESENTATIONS

(Oral Presentation) Randi Potekin, Sajith Dharmasena, Hanna Cho, Michael McFarland, Lawrence A. Bergman, Alexander F. Vakakis, “Theoretical and Experimental Study of a New Design for Higher-Harmonic Atomic Force Microscopy,” ASME 2016 IDETC International Design & Engineering Technical Conferences, Charlotte, NC, USA, 21-24 August, 2016

(Oral Presentation) Keivan Asadi, Snehan Peshin, Junghoon Yeom, Hanna Cho, “Integration of intentional geometric nonlinearity for a broadband mciro-mechanical resonator” ASME 2014 IMECE International Mechanical Engineering Congress & Exposition, Montreal, Canada, 17-20 August, 2014

(Oral Presentation) Bongwon Jeong, Chris Pettit, Hohyun Keum, Joohyung Lee, Jungkyu Kim, Seok Kim, D. Michael McFarland, Lawrence A. Bergman, Alexander F. Vakakis, Hanna Cho, “Third harmonic atomic force microsocpy realized by 1:3 internal resonances,” ASME 2014 IDETC International Design & Engineering Technical Conferences, Buffalo, NY, USA, 17-20 August, 2014

(Oral Presentation) Hanna Cho, Bikram Bhatia, R. Vengadesh Kumara Mangalam, Lane W. Martin, William P. King, “Qauntitative measurement of local piezoelectric response on compositionally homogeneous and inhomogeneous ferroelectric thin films,” 2014 MRS Spring Meeting & Exhibit, San Francisco, CA, USA, 21-25 April 2014.

(Oral Presentation) Hanna Cho, Bongwon Jeong, Min-Feng Yu, Alexander F. Vakakis, Lawrence A. Bergman, and D. Michael McFarland, “Integration of geometric nonlinearity for stable and broadband nonlinear atomic force microsocpy,” ASME 2013 IMECE International Mechanical Engineering Congress & Exposition, San Diego, CA, USA, 15-21 November 2013. 

(Oral Presentation) Bongwon Jeong, Hanna Cho, Min-Feng Yu, Alexander F. Vakakis, Lawrence A. Bergman, and D. Michael McFarland, “Nonlinear damping originated geometrically in a microcantilever-nanotube dynamic system,” ASME 2013 IMECE International Mechanical Engineering Congress & Exposition, San Diego, CA, USA, 15-21 November 2013. 

(Oral Presentation) Hanna Cho, Jonathan R. Felts, Min-Feng Yu, Lawrence A. Bergman, Alexander F. Vakakis, and William P. King, “Cantilever dynamics during atomic force microscope infrared spectroscopy,” NMC 2013 10th Workshop on Nanomechanical Sensing, Stanford, CA, USA, 1-3 May 2013. (Oral Presentation) Hanna Cho, Jonathan R. Felts, Min-Feng Yu, Lawrence A. Bergman, Alexander F. Vakakis, and William P. King, “Improved atomic force microscope infrared spectroscopy for rapid nanometer-scale chemical imaging of a polymer blend,” 2013 MRS Spring Meeting & Exhibit, San Francisco, CA, USA, 1-5 April 2013.

(Poster Presentation) Jonathan R. Felts, Hanna Cho, Min-Feng Yu, Lawrence A. Bergman, Alexander F. Vakakis, and William P. King, “Improved atomic force microscope infrared spectroscopy on sub-100 nanometer polymer nanostructures,” 2012 MRS Fall Meeting & Exhibit, Boston, MA, USA, 25-30 November 2012.

(Oral Presentation) Hanna Cho, Min-Feng Yu, Alexander F. Vakakis, Lawrence A. Bergman, and D. Michael McFarland, “Tunable and broadband nonlinear nanomechanical resonators,” 2010 APS March Meeting, Portland, OR, USA, 15-19 March 2010. 

(Oral Presentation) Hanna Cho, Min-Feng Yu, Alexander F. Vakakis, Lawrence A. Bergman, and D. Michael McFarland, "Explore nonlinear nanomechanical resonators for practical sensing applications," 2010 MRS Spring Meeting & Exhibit, San Francisco, CA, USA, 5-9 April 2010.

(Oral Presentation) Sang Woo Shin, Hanna Cho, and Hyung Hee Cho, “Measurement of thermal conductivity of silicon nitride thin films,” 13th International Heat Transfer Conference, Sydney, AUSTRALIA, August 2006.

(Oral Presentation) Hanna Cho and Hyung Hee Cho, “Measurement of thermal conductivity of silicon oxide thin film with upper layer by using differential 3ω method,” The Sixth KSME-JSME Thermal and Fluids Engineering Conference, Jeju, KOREA, March 2005.

(Oral Presentation) Hanna Cho and Hyung Hee Cho, “The measurement of thermal conductivity of nanoscale dielectric thin film using 3ω method,” ICHMT, International Symposium on Micro/Nanoscale Energy Conversion & Transport 2004 pp. 94-96, Seoul, KOREA, August 2004.

(Oral Presentation) Hanna Cho, Hyung Hee Cho, “The measurement of thermal conductivity of silicon dioxide thin film,” Proceeding of Korea-Japan Joint Symposium on Nanoengineering, pp. 200-204, November 2003