2023
R.A. Gerhardt, “Impedance Spectroscopy and Mobility Spectra,” Updated chapter in 2nd edition of Encyclopedia of Condensed Matter Physics, Elsevier Press, https://doi.org/10.1016/B978-0-323-90800-9.00021-4, to be published in print in 2023.
2022
R.A. Gerhardt, “What is Impedance and Dielectric Spectroscopy?”, IEEE Instrumentation and Measurement Magazine 25[4] , 14-20, June 2022 (invited). https://10.1109/MIM.2022.9777776
2021
130.* K.S. Jiang and R.A. Gerhardt, “Fabrication and Supercapacitor Applications of Multiwall Carbon Nanotube Thin Films, Journal of Carbon Research 7(4), 70 (2021);https://doi.org/10.3390/c7040070
131.* S. Sethuraman and R.A. Gerhardt, “Controlling the electrical, optical and morphological properties of sol-gel spin-coated indium tin oxide films,” AIP Advances 11, 105117 (2021); https://doi.org/10.1063/5.0065112
129.* R.L. Muhlbauer and R.A. Gerhardt, “Impedance Spectroscopy of Short Multiwalled Carbon Nanotube Networks Deposited on a Paper Substrate: Tracking the Evolution of In-Plane and Thru-Plane Electronic Properties,” Journal of Materials Science 56 (4), 3256-3267 (2021); doi: 10.1007/s10853-020-05498-2
2020
123.* Y. Jin, Y. Gwak and R.A. Gerhardt, “Effects of nanoparticles size and interactions on dielectric properties of polymer matrix flexible dielectric nanocomposites,” Advanced Composite Materials 29 (3), 235-246 (2020). doi.org/10.1080/09243046.2019.1655867
124.* N. Xia and R.A. Gerhardt, “An Indium Tin Oxide Ink for Fabricating All-printed Liquid Crystal Display Devices”, IEEE Trans. on Nanotechnology, submitted.
125.* T.J. Rudzik and R.A. Gerhardt, “Effect of SPS current and voltage on the microstructure and electrical properties of borosilicate glass – ITO composites,” Advanced Engineering Materials 22 (5), 1901431 (2020).
126.* M.R. Watt and R.A. Gerhardt, “Effect of Processing Method on the Morphology and MWNT-Polymer Networks,” Materials Research Express 7, 015075 (2020).
127.* S.M. Joshi, N. Xia, R.A. Gerhardt, Y. Berta, E. Woods, M. Tian and Y. Ding, “Detection of Plasmonic Behavior in Colloidal ITO Thin Films by Impedance Spectroscopy,” MRS Communications 10 (2), 278-285 (2020).
128.* M.R. Watt and R.A. Gerhardt, “Factors that Affect Network Formation in Carbon Nanotube Composites and their Resultant Electrical Properties,” Journal of Composites Science 4(3), 100 (2020); doi:10.3390/jcs4030100
2019
122.* N. Xia, V. Lauter and R.A. Gerhardt, “Three-dimensional nanoscale sensing of porosity in solution-processed indium tin oxide multilayer thin films,” ACS Applied Nanomaterials 2 (2), 726–735 (2019). DOI: 10.1021/acsanm.8b01873
2018
229. T. J. Rudzik, R. A. Gerhardt, “Comparison of Hot Pressing and Spark Plasma Sintering in the Densification Behavior of Indium Tin Oxide-borosilicate Glass Composites,” J.Am.Ceramic.Soc, 101[2] 577-589 (2018). Published online February 2, 2018 (DOI: 10.1111/jace.15254).
2017
228. S. L. Mendez, V. M. Conley, R. S. Keith, C. Haynes, R. Gerhardt, “Mentorship in the Engineering Professoriate: Exploring the Role of Social Cognitive Career Theory,” International Journal of Mentoring and Coaching in Education, 6[4] 302-316 (2017). Published online December 4, 2017. (DOI: 10.1108/IJCME-12-2016-0077).
227. Y. Jin, R. A. Gerhardt, “Fabrication and Simulation of Semi-transparent and Flexible PMMA/ATO Conductive Nanocomposites Obtained by Compression Molding At Different Temperatures and Pressures,” AIP Advances, 7[5] 055004 (2017). Published online May 2017. (DOI: 10.1063/1.4983400).
2016
226. Y. Jin, N. Xia, R. A. Gerhardt, “Enhanced Dielectric Properties of Polymer Matrix Composites with BaTiO 3 and MWCNT Hybrid Fillers Using Simple Phase Separation,” Nano Energy, 30 407-416 (2016). Published online December 31, 2016. (DOI: 10.1016/j.nanoen.2016.10.033).
225. N. Xia, R. A. Gerhardt, “Fabrication and Characterization of Highly Transparent and Conductive Indium Tin Oxide Films Made with Different Solution-based Methods,” Materials Research Express, 3[11] 116408 (2016). Published online November 16, 2016. (DOI: 10.1088/2053-1591/3/11/116408).
224. M. H. Bocanegra‐Bernal, C. Dominguez‐Rios, A. Garcia‐Reyes, A. Aguilar‐Elguezabal, J. Echeberria, A. Tiwari, R. A. Gerhardt, M. Szutkowska “SWCNTs versus MWCNTs as Reinforcement Agents in Zirconia and Alumina-based Nanocomposites: Which One to Use,” Advanced Ceramic Materials, 261-297 (2016). Published online August 5, 2016. (DOI: 10.1002/9781119242598.ch7).
223. G. Bei, P. Greil, A. Tiwari, R. A. Gerhardt, M. Skutkowska, “Oxidation-induced Crack Healing in MAX Phase Containing Ceramic Composites,” Advanced Ceramic Materials, 231-260 (2016). Published online August 5, 2016. (DOI: 10.1002/9781119242598.ch6).
222. S. V. Dorozhkin, A. Tiwari, R. A. Gerhardt, M. Skutkowska, “Biphasic, Triphasic, and Multiphasic Calcium Orthophosphates,” Advanced Ceramic Materials, 231-260 (2016). Published online August 5, 2016. (DOI: 10.1002/9781119242598.ch2).
221. A. Tiwari, R. A. Gerhardt, M. Szutkowska, “Advanced Ceramic Materials,” John Wiley & Sons (2016). Published online August 5, 2016.
220. E. M. Sullivan, P. Karimineghlani, M. Naraghi, R. A. Gerhardt, K. Kalaitzidou, “The Effect of Nanofiller Geometry and Compounding Method on Polylactic Acid Nanocomposite Films,” European Polymer Journal, 77, 31-42 (2016). Published online April 1, 2016. (DOI: 10.1016/j.eurpolymj.2016.02.009)
219. E. M. Sullivan, R. A. Gerhardt, B. Wang, K. Kalaitzidou, “The Effect of Compuding Method and Processing Conditions on the Electrical Response of Exfoliated Graphite Nanoplatelet/Polylactic Acid Nanocomposite Films,” Journal of Materials Science, 51[6], 2980-2990 (2016). Published online March 1, 2016. (DOI: 10.1007/s10853-015-9609-5)
2015
218. K. Ramachandran, T. L. Pruyn, T. Huang, Y. S. Wang, P.M. Singh, W. J. Ready, R. A. Gerhardt, V. Sundaram, R. Tummala, “Investigation of Copper Plated-Through-Holes in Glass Fiber Reinforced Substrates using AC Impedance Spectroscopy,” J. Mat. Sc.-Materials in Electronics, 24[4], 2563-2570 (2015). Published online January 31, 2015. (DOI: 10.1007/s10854-015-2723-y).
217. T. L. Pruyn and R. A. Gerhardt, “Detection of Different Interfaces in Percolated Networks of Antimony Tin Oxide: Borosilicate Glass Composites by Impedance Spectroscopy,” J.Am.Ceramic.Soc. 98[1], 154-162 (2015). Published online October 1, 2014. (DOI: 10.1111/jace.13269).