Faculty Profile

Nigel Shepherd

Title
Associate Professor
Department
Materials Science and Engineering
College
College of Engineering

    

Education

PhD, University of Florida, 2001.
Major: Materials Science and Engineering
MS, University of Florida, 1998.
Major: Materials Science and Engineering

Current Scheduled Teaching*

MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2023
MTSE 4100.008, Senior Capstone Project, Spring 2023
MTSE 6940.008, Individual Research, Fall 2022
MTSE 6940.108, Individual Research, Fall 2022
MTSE 6940.228, Individual Research, Fall 2022
MTSE 4090.008, Senior Design I, Fall 2022
MTSE 5900.107, Special Problems in Materials Research, Fall 2022

* Texas Education Code 51.974 (HB 2504) requires each institution of higher education to make available to the public, a syllabus for undergraduate lecture courses offered for credit by the institution.

Previous Scheduled Teaching*

MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2022 Syllabus SPOT
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2022 SPOT
MTSE 6940.108, Individual Research, Spring 2022
MTSE 6940.208, Individual Research, Spring 2022
MTSE 6940.215, Individual Research, Spring 2022
MTSE 4100.008, Senior Capstone Project, Spring 2022
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2021 SPOT
MTSE 6950.008, Doctoral Dissertation, Fall 2021
MTSE 6940.008, Individual Research, Fall 2021
MTSE 6940.108, Individual Research, Fall 2021
MTSE 4090.008, Senior Design I, Fall 2021 Syllabus SPOT
MTSE 6950.008, Doctoral Dissertation, Spring 2021
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2021 SPOT
MTSE 4100.008, Senior Capstone Project, Spring 2021 SPOT
MTSE 6940.008, Individual Research, Fall 2020
MTSE 6940.108, Individual Research, Fall 2020
MTSE 6940.208, Individual Research, Fall 2020
MTSE 4100.008, Senior Capstone Project, Fall 2020 SPOT
MTSE 4090.008, Senior Design I, Fall 2020 SPOT
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2020
MTSE 6940.108, Individual Research, Spring 2020
MTSE 6940.208, Individual Research, Spring 2020
MTSE 4100.008, Senior Capstone Project, Spring 2020
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2019 SPOT
MTSE 5560.608, Compound Semiconductor Materials and Devices, Fall 2019 SPOT
MTSE 6940.008, Individual Research, Fall 2019
MTSE 5930.008, Research Problems in Lieu of Thesis, Fall 2019
MTSE 4090.008, Senior Design I, Fall 2019 SPOT
MTSE 6950.008, Doctoral Dissertation, Spring 2019
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2019 SPOT
MTSE 6940.108, Individual Research, Spring 2019
MTSE 5950.008, Master's Thesis, Spring 2019
MTSE 5920.008, Research Problems in Lieu of Thesis, Spring 2019
MTSE 4100.008, Senior Capstone Project, Spring 2019
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2018 SPOT
MTSE 6950.008, Doctoral Dissertation, Fall 2018
MTSE 6940.008, Individual Research, Fall 2018
MTSE 6940.208, Individual Research, Fall 2018
MTSE 5950.008, Master's Thesis, Fall 2018
MTSE 4090.008, Senior Design I, Fall 2018 Syllabus SPOT
MTSE 5560.008, Compound Semiconductor Materials and Devices, Spring 2018 SPOT
MTSE 6950.008, Doctoral Dissertation, Spring 2018
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2018 SPOT
MTSE 6940.208, Individual Research, Spring 2018
MTSE 4100.008, Senior Capstone Project, Spring 2018
MTSE 6950.008, Doctoral Dissertation, Fall 2017
MTSE 6940.008, Individual Research, Fall 2017
MTSE 5950.008, Master's Thesis, Fall 2017
MTSE 4100.001, Senior Capstone Project, Fall 2017
MTSE 4090.008, Senior Design I, Fall 2017 Syllabus
MTSE 5900.008, Special Problems in Materials Research, Fall 2017
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2017 SPOT
MTSE 6940.108, Individual Research, Spring 2017
MTSE 6940.208, Individual Research, Spring 2017
MTSE 5950.008, Master's Thesis, Spring 2017
MTSE 4100.008, Senior Capstone Project, Spring 2017 Syllabus SPOT
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2016 SPOT
MTSE 5560.603, Compound Semiconductor Materials and Devices, Fall 2016 SPOT
MTSE 6940.008, Individual Research, Fall 2016
MTSE 6940.108, Individual Research, Fall 2016
MTSE 4100.001, Senior Capstone Project, Fall 2016
MTSE 4090.008, Senior Design I, Fall 2016 Syllabus
MTSE 6950.008, Doctoral Dissertation, Summer 5W2 2016
MTSE 6950.008, Doctoral Dissertation, Spring 2016
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2016 SPOT
MTSE 6940.108, Individual Research, Spring 2016
MTSE 6940.208, Individual Research, Spring 2016
MTSE 5920.008, Research Problems in Lieu of Thesis, Spring 2016
MTSE 5930.008, Research Problems in Lieu of Thesis, Spring 2016
MTSE 4100.008, Senior Capstone Project, Spring 2016
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2015 SPOT
MTSE 5560.603, Compound Semiconductor Materials and Devices, Fall 2015 SPOT
MTSE 6950.008, Doctoral Dissertation, Fall 2015
MTSE 6940.008, Individual Research, Fall 2015
MTSE 6940.208, Individual Research, Fall 2015
MTSE 5920.008, Research Problems in Lieu of Thesis, Fall 2015
MTSE 5930.008, Research Problems in Lieu of Thesis, Fall 2015
MTSE 4090.008, Senior Research Project I, Fall 2015 Syllabus SPOT
MTSE 6950.008, Doctoral Dissertation, Summer 10W 2015
MTSE 5930.008, Research Problems in Lieu of Thesis, Summer 10W 2015
MTSE 6950.008, Doctoral Dissertation, Spring 2015
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2015
MTSE 6940.108, Individual Research, Spring 2015
MTSE 5920.008, Research Problems in Lieu of Thesis, Spring 2015
MTSE 6900.108, Special Problems, Spring 2015
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2014
MTSE 6950.008, Doctoral Dissertation, Fall 2014
MTSE 6940.008, Individual Research, Fall 2014
MTSE 6940.108, Individual Research, Fall 2014
MTSE 6940.208, Individual Research, Fall 2014
MTSE 5900.008, Special Problems in Materials Research, Fall 2014
MTSE 4910.008, Materials Science Research, Summer 10W 2014
MTSE 6950.008, Doctoral Dissertation, Spring 2014
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2014
MTSE 6940.108, Individual Research, Spring 2014
MTSE 6940.208, Individual Research, Spring 2014
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2013
MTSE 6940.008, Individual Research, Fall 2013
MTSE 6940.108, Individual Research, Fall 2013
MTSE 6940.208, Individual Research, Fall 2013
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2013
MTSE 6940.008, Individual Research, Spring 2013
MTSE 6940.108, Individual Research, Spring 2013
MTSE 4100.008, Senior Research Project II, Spring 2013
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2012
MTSE 6940.008, Individual Research, Fall 2012
MTSE 6940.108, Individual Research, Fall 2012
MTSE 4090.008, Senior Research Project I, Fall 2012
MTSE 5800.008, Special Studies in Materials Science, Summer 10W 2012
MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2012 Syllabus
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2012
MTSE 6940.008, Individual Research, Spring 2012
MTSE 4100.008, Senior Research Project II, Spring 2012
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2011
MTSE 4090.008, Senior Research Project I, Fall 2011
MTSE 6950.008, Doctoral Dissertation, Summer 10W 2011
MTSE 5920.008, Research Problems in Lieu of Thesis, Summer 10W 2011
MTSE 5930.008, Research Problems in Lieu of Thesis, Summer 10W 2011
MTSE 5900.008, Special Problems in Materials Research, Summer 5W2 2011
MTSE 6950.008, Doctoral Dissertation, Spring 2011
MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2011 Syllabus
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2011
MTSE 6940.008, Individual Research, Spring 2011
MTSE 4100.008, Senior Research Project II, Spring 2011
MTSE 6900.008, Special Problems, Spring 2011
MTSE 5560.008, Compound Semiconductor Materials and Devices, Fall 2010
MTSE 6950.008, Doctoral Dissertation, Fall 2010
MTSE 6940.008, Individual Research, Fall 2010
MTSE 4090.008, Senior Research Project I, Fall 2010
MTSE 6950.008, Doctoral Dissertation, Summer 10W 2010
MTSE 6950.008, Doctoral Dissertation, Spring 2010
MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2010
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2010
MTSE 6940.008, Individual Research, Spring 2010
MTSE 6940.208, Individual Research, Spring 2010
MTSE 5560.001, Compound Semiconductor Materials and Devices, Fall 2009
MTSE 6950.514, Doctoral Dissertation, Fall 2009
MTSE 6950.614, Doctoral Dissertation, Fall 2009
MTSE 6940.108, Individual Research, Fall 2009
MTSE 6940.514, Individual Research, Fall 2009
MTSE 6940.614, Individual Research, Fall 2009
MTSE 6900.514, Special Problems, Fall 2009
MTSE 6940.009, Individual Research, Summer 5W2 2009
MTSE 6940.009, Individual Research, Summer 5W1 2009
MTSE 5930.008, Research Problems in Lieu of Thesis, Summer 10W 2009
MTSE 3070.008, Electrical, Optical, and Magnetic Properties of Materials, Spring 2009
MTSE 5500.008, Electronic, Optical and Magnetic Materials, Spring 2009
MTSE 6940.206, Individual Research, Spring 2009
MTSE 6940.209, Individual Research, Spring 2009
MTSE 5900.008, Special Problems in Materials Research, Spring 2009
MTSE 6940.514, Individual Research, Fall 2008
MTSE 6900.514, Special Problems, Fall 2008
MTSE 5800.515, Special Studies in Materials Science, Fall 2008
MTSE 6940.009, Individual Research, Summer 5W1 2008
MTSE 6940.009, Individual Research, Summer 5W2 2008
MTSE 6900.009, Special Problems, Summer 5W2 2008
MTSE 3070.001, Electrical, Optical, and Magnetic Properties of Materials, Spring 2008
MTSE 5500.005, Electronic, Optical and Magnetic Materials, Spring 2008
MTSE 6940.209, Individual Research, Spring 2008
MTSE 6900.009, Special Problems, Spring 2008
MTSE 5800.009, Special Studies in Materials Science, Fall 2007
MTSE 6940.009, Individual Research, Summer 5W1 2007
MTSE 6940.009, Individual Research, Summer 5W2 2007
MTSC 2900.900, Introduction to Materials Science Research, Summer 10W 2007
MTSC 5800.009, Special Studies in Materials Science, Spring 2007
MTSC 5800.009, Special Studies in Materials Science, Fall 2006
MTSC 6940.109, Individual Research, Spring 2006
MTSC 5700.004, Seminar in Materials Science and Engineering, Spring 2006

* Texas Education Code 51.974 (HB 2504) requires each institution of higher education to make available to the public, a syllabus for undergraduate lecture courses offered for credit by the institution.

Published Publications

Published Intellectual Contributions

Book Chapter
Shepherd, N. D. (2004). Chapter 2: Zinc Sulfide. Handbook of electroluminescent materials. CRC Press.
Conference Proceeding
Shepherd, N. D., Kumar, J., Sun, W., Du, J. (2016). Surface modification of aluminum doped zinc oxide (AZO) anodes with CFx plasma treatment and nanoscale WOx layers for enhanced electro-optical performance in OLEDs.
Han, K., Guo, L. Q., Shepherd, N. D., Tao, M. (2011). Electrical and optical properties of yttrium-doped zinc oxide by spray pyrolysis for solar cell applications. Photovoltaic Specialists Conference (PVSC), 2011 37th IEEE. 001275–001279.
Mo, Y., Jones, J., Ecton, P., Maneshian, M., Hoffman, W., Jesseph, A., Shepherd, N. D., Verbeck, G., Perez, J., Ye, Z., others, (2011). The Influence of Hydrogenation on the Hall Effect in Exfoliated Mono-and Multi-layer Graphene. APS Meeting Abstracts.
Shepherd, N. D., Morton, D., Forsythe, E., Chiu, D., Stewart, A. D. (2005). Flexible Infrared Emitting ZnS: ErF3 Alternating Current Thin Film Electroluminescent Devices. SID Symposium Digest of Technical Papers. 36(1), 116–119.
Shepherd, N. D., Vecht, A., Morton, D., Ireland, T., Marsh, P., Withnall, R., Silver, J., Fern, G. (2004). Development of II-IV Infrared Emitting Phosphors for Night Vision Imaging and other Applications A. Vecht, D.C. Morton, N. Shepherd, T.G. Ireland, P.J. Marsh, R.Withnall, J.Silver and G.R. Fern in. Proceedings of the 12th International Workshop on Inorganic and Organic Electroluminescence 2004 ( International Conference on the Science and Technology of Emissive Displays and Technology), Toronto, 2004.
Shepherd, N. D. (2003). LOCALIZED QUANTUM STATE LUMINESCENCE FROM WIDE BANDGAP ZnS AND GaN THIN FILMS Nigel Shepherd, Ajay Kale, William Glass, Joo Han Kim, David DeVito, Mark Davidson and Paul H. Holloway Surface Science and Thin Films Laboratorv/MICROFABRITECH. Department of. State-of-the-Art Program on Compound Semiconductors XXXIX and Nitride and Wide Bandgap Semiconductors for Sensors, Photonics and Electronics IV: Proceedings of the International Symposia. 2003, 244.
Holloway, P. H., Davidson, M. R., Shepherd, N. D., Kale, A., Glass, W., Harrison, B. S., Foley, T. J., Reynolds, J. R., Schanze, K. S., Boncella, J. M., others, (2003). Near-infrared display materials. AeroSense 2003. 340–345.
Correction
Santos-Ortiz, R., Jha, J. K., Rojhirunsakool, T., Dendge, N., Banerjee, R., Shepherd, N. D. (2015). Effect of deposition energy on the microstructure and phase purity of pulsed laser deposited iron fluoride thin films (vol 120, pg 863, 2015). Other. 120(3), 1219-1219.
Journal Article
Iheomamere, C., Arnold, C., Summers, J., Reidy, R., Voevodin, A., Shepherd, N. (2021). Characterization of RF magnetron-sputtered a-BO x N y /ZnO MIS structures for transparent electronics. Journal of Materials Science: Materials in Electronics. 33(2), 974.
Arnold, C., Iheomamere, C., Dockins, M., Gellerup, S., Glavin, N., Muratore, C., Shepherd, N., Voevodin, A. (2021). Composition, dielectric breakdown, and bandgap of ultra-thin amorphous boron oxynitride produced by magnetron sputtering. Vacuum. 188, 110211.
Iheomamere, C. E., Arnold, C. L., Summers, J., Reidy, R. F., Voevodin, A., Shepherd, N. D. (2021). Characterization of RF magnetron-sputtered a-BOxNy/ZnO MIS structures for transparent electronics. Journal of Materials Science: Materials in Electronics. 33, 974-984.
Arnold, C. L., Iheomamere, C. E., Dockins, M., Gellerup, S., Glavin, N. R., Muratore, C., Voevodin, A. D., Voevodin, A. A. (2021). Composition, dielectric breakdown, and bandgap of ultra-thin amorphous boron oxynitride produced by magnetron sputtering. Vacuum. 188, 110211 1-7. Denton:.
Iheomamere, C., Arnold, C., Rathod, U., Omotosho, K., Voevodin, A., Shepherd, N. (2020). Bonding and Stoichiometry in Low Energy Radio Frequency Magnetron Sputtered ZnO Thin Films on Flexible Substrate. Vacuum. 183, 109869. Elsevier.
Rathod, U. P., Cai, B., Iheomamere, C., Nyandoto, G., Voevodin, A. A., Shepherd, N. D. (2019). Growth of pulsed laser deposited few-layer WS2 films. Other. 37(5), .
Walker, E., Akishige, Y., Cai, T., Roberts, J., Shepherd, N., Wu, S., Wang, Z., Neogi, A. (2019). Maxwell-Wagner-Sillars Dynamics and Enhanced Radio-Frequency Elastomechanical Susceptibility in PNIPAm Hydrogel-KF-doped Barium Titanate Nanoparticle Composites. Nanoscale Research Letters. 14(385), .
Sun, W., Jha, J. K., Shepherd, N. D., Du, J. (2018). Interface structures of ZnO/MoO 3 and their effect on workfunction of ZnO surfaces from first principles calculations. Computational Materials Science. 141, 162--169. Elsevier.
Rathod, U., Jha, J., Voevodin, A., Shepherd, N. (2018). A photoelectron study of annealing induced changes to workfunction and majority carrier type in pulsed laser deposited few layer WS2 films. Journal of Materials Science: Materials in Electronics. 29, 20051-20056. Springer.
Rathod, U., Egede, J., Voevodin, A., Shepherd, N. (2018). Extrinsic p-type doping of few layered WS2 films with niobium by pulsed laser deposition. Applied Physics Letters. 113, 062106. American Institute of Physics.
Santos-Ortiz, R., Rojhirunsakool, T., Jha, J. K., Al Khateeb, S., Banerjee, R., Jones, K. S., Shepherd, N. D. (2017). Analysis of the structural evolution of the SEI layer in FeF 2 thin-film lithium-ion batteries upon cycling using HRTEM and EELS. Solid State Ionics. 303, 103–112. Elsevier.
Santos-Ortiz, R., Rojhirunsakool, T., Jha, J. K., Al Khateeb, Shadi,, Banerjee, R., Jones, K., Shepherd, N. D. (2017). Analysis of the structural evolution of the SEI layer in FeF2 thin-film lithium-ion batteries upon cycling using HRTEM and EELS. Solid State Ionics. 303, 103-112.
Jha, J. K., Sun, W., Du, J., Shepherd, N. D. (2017). Mechanisms of AZO workfunction tuning for anode use in OLEDs: Surface dipole manipulation with plasma treatments versus nanoscale WOx and VOx interfacial layers. Journal of Applied Physics. 121(18), 185304. AIP Publishing.
Jha, J. K., Sun, W., Santos-Ortiz, R., Du, J., Shepherd, N. D. (2016). Electro-optical performance of molybdenum oxide modified aluminum doped zinc oxide anodes in organic light emitting diodes: A comparison to indium tin oxide. Materials Express. 6(3), 289–294. American Scientific Publishers.
Das, S., Santos-Ortiz, R., Arora, H. S., Mridha, S., Shepherd, N. D., Mukherjee, S. (2016). Electromechanical behavior of pulsed laser deposited platinum-based metallic glass thin films. Physica Status Solidi (a). 2, 399-404.
Das, S., Santos-Ortiz, R., Arora, H. S., Mridha, S., Shepherd, N. D., Mukherjee, S. (2016). Electromechanical behavior of pulsed laser deposited platinum-based metallic glass thin films. Physica Status Solidi (a). 213(2), 399--404.
Al Khateeb, S., Lind, A. G., Santos-Ortiz, R., Shepherd, N. D., Jones, K. (2015). Cycling performance and morphological evolution of pulsed laser-deposited FeF2 thin film cathodes for Li-ion batteries. Journal of Materials Science. 50(15), 5174–5182. Springer US.
Santos-Ortiz, R., Jha, J. K., Rojhirunsakool, T., Dendge, N., Banerjee, R., Shepherd, N. D. (2015). Effect of deposition energy on the microstructure and phase purity of pulsed laser deposited iron fluoride thin films. Applied Physics A. 120(3), 863–868. Springer Berlin Heidelberg.
Sun, W., Li, Y., Jha, J. K., Shepherd, N. D., Du, J. (2015). Effect of surface adsorption and non-stoichiometry on the workfunction of ZnO surfaces: A first principles study. Journal of Applied Physics. 117(16), .
Al Khateeb, S., Lind, A. G., Santos-Ortiz, R., Shepherd, N. D., Jones, K. (2015). Effects of Steel Cell Components on Overall Capacity of Pulsed Laser Deposited FeF2 Thin Film Lithium Ion Batteries. Journal of the Electrochemical Society. 162(8), A1667–A1674. The Electrochemical Society.
Jha, J. K., Santos-Ortiz, R., Du, J., Shepherd, N. D. (2015). The influence of MoOx gap states on hole injection from aluminum doped zinc oxide with nanoscale MoOx surface layer anodes for organic light emitting diodes. Journal of Applied Physics. 118(6), 065304. AIP Publishing.
Santos-Ortiz, R., Jha, J. K., Sun, W., Nyandoto, G., Du, J., Shepherd, N. D. (2014). Defect structure and chemical bonding of p-type ZnO: Sb thin films prepared by pulsed laser deposition. Semiconductor Science and Technology. 29(11), 115019. IOP Publishing.
Jha, J. K., Santos-Ortiz, R., Du, J., Shepherd, N. D. (2014). Semiconductor to metal transition in degenerate ZnO: Al films and the impact on its carrier scattering mechanisms and bandgap for OLED applications. Journal of Materials Science: Materials in Electronics. 25(3), 1492–1498. Springer US.
Browning, C., Hudson, J. M., Reinheimer, E. W., Kuo, F., McDougald, Jr, R. N., Rabaâ, Hassan,, Pan, H., Bacsa, J., Wang, X., Dunbar, K. R., others, (2014). Synthesis, spectroscopic properties, and photoconductivity of black absorbers consisting of Pt (bipyridine)(dithiolate) charge transfer complexes in the presence and absence of nitrofluorenone acceptors. Journal of the American Chemical Society. 136(46), 16185–16200. American Chemical Society.
Santos-Ortiz, R., Volkov, V., Schmid, S., Kuo, F., Kisslinger, K., Nag, S., Banerjee, R., Zhu, Y., Shepherd, N. D. (2013). Microstructure and electronic band structure of pulsed laser deposited iron fluoride thin film for battery electrodes. ACS Applied Materials & Interfaces. 5(7), 2387–2391. American Chemical Society.
Li, M., Lin, M., Chen, W., McDougald, R., Arvapally, R., Omary, M. A., Shepherd, N. D. (2012). High efficiency orange-red phosphorescent organic light emitting diodes based on a Pt (II)-pyridyltriazolate complex from a structure optimized for charge balance and reduced efficiency roll-off. Physica Status Solidi (a). 209(1), 221–225. WILEY-VCH Verlag.
Borkar, T., Chang, W. S., Hwang, J. Y., Shepherd, N. D., Banerjee, R. (2012). Microstructural and optical properties of nanocrystalline ZnO deposited onto vertically aligned carbon nanotubes by physical vapor deposition. Materials Research Bulletin. 47(10), 2756–2759. Pergamon.
Gali, P., Kuo, F., Shepherd, N. D., Philipose, U. (2012). Role of oxygen vacancies in visible emission and transport properties of indium oxide nanowires. Semiconductor Science and Technology. 27(1), 015015. IOP Publishing.
Kuo, F., Li, Y., Solomon, M., Du, J., Shepherd, N. D. (2012). Workfunction tuning of zinc oxide films by argon sputtering and oxygen plasma: an experimental and computational study. Journal of Physics D: Applied Physics. 45(6), 065301. IOP Publishing.
Kuo, F., Maneshian, M. H., Shepherd, N. D. (2011). Electrical and chemical analysis of zinc oxide interfaces with high dielectric constant barium tantalate and aluminum oxide in metal-insulator-semiconductor structures fabricated at Low temperatures. Thin Solid Films. 520(1), 475–480. Elsevier.
Law, E., Davidson, M., Shepherd, N. D., Holloway, P. H. (2011). Enhanced outcoupling of electroluminescence from ZnS: ErF 3 thin films by a photonic crystal. Journal of Vacuum Science and Technology B. 29(1), 011003. AVS.
Li, M., Chen, W., Lin, M., Oswald, I., Omary, M. A., Shepherd, N. D. (2011). High efficiency electrophosphorescence from bilayer organic light emitting diodes. Journal of Physics D: Applied Physics. 44(36), 365103. IOP Publishing.
Maneshian, M. H., Kuo, F., Mahdak, K., Hwang, J., Banerjee, R., Shepherd, N. D. (2011). The influence of high dielectric constant aluminum oxide sputter deposition on the structure and properties of multilayer epitaxial graphene. Nanotechnology. 22(20), 205703. IOP Publishing.
Lin, M., Li, M., Chen, W., Omary, M. A., Shepherd, N. D. (2011). Transient electroluminescence determination of carrier mobility and charge trapping effects in heavily doped phosphorescent organic light-emitting diodes. Solid-State Electronics. 56(1), 196–200. Elsevier.
Kuo, F. L., Lin, M., Mensah, B. A., Scharf, T. W., Shepherd, N. D. (2010). A comparative study of the photoluminescence and conduction mechanisms of low temperature pulsed laser deposited and atomic layer deposited zinc oxide thin films. Physica Status Solidi (a). 207(11), 2487–2491. WILEY-VCH Verlag.
Maneshian, M., Mahdak, K., Kuo, F., Hwang, J., Banerjee, R., Shepherd, N. (2010). Atomic scale characterization of titanium Ohmic contacts to SiC using three dimensional atom probe tomography and high resolution transmission electron microscopy. Applied Physics Letters. 97(2), 024103. AIP.
Li, M., Chen, W., Lin, M., Omary, M. A., Shepherd, N. D. (2009). Near-white and tunable electrophosphorescence from bis [3, 5-bis (2-pyridyl)-1, 2, 4-triazolato] platinum (II)-based organic light emitting diodes. Organic Electronics Journal. 10(5), 863–870. Elsevier.
Maneshian, M. H., Lin, M., Diercks, D., Shepherd, N. D. (2009). Structural and electrical characterization of ohmic contacts to graphitized silicon carbide. Nanotechnology. 20(49), 495703. IOP Publishing.
Glass, W., Kale, A., Shepherd, N. D., Davidson, M., DeVito, D., Holloway, P. H. (2007). Sputter deposited electroluminescent zinc sulfide thin films doped with rare earths. Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films. 25(3), 492–499. AVS.
Shepherd, N. D., Morton, D. C., Forsythe, E. W., Chiu, D. (2006). The influence of insulator properties on the electro-optical performance of flexible ZnS: ErF 3 alternating current thin film electroluminescent devices. Thin Solid Films. 515(4), 2342–2346. Elsevier.
Dedeian, K., Shi, J., Shepherd, N. D., Forsythe, E., Morton, D. C. (2005). Photophysical and electrochemical properties of heteroleptic tris-cyclometalated iridium (III) complexes. Inorganic Chemistry. 44(13), 4445–4447. ACS Publications.
Shepherd, N. D., Hummel, R. (2003). A Model for the Electroluminescence of Spark-Processed Si. Journal of Physics and Chemistry of Solids. 64(6), 967-974. Elsevier.
Shepherd, N. D., Hummel, R. (2003). Improved Electroluminescence of Spark-Processed Silicon by an Aerosol-Assisted Technique. Physica Status Solidi (a). 197(1), 222-227. WILEY-VCH Verlag.
Kale, A., Shepherd, N. D., Glass, W., DeVito, D., Davidson, M., Holloway, P. H. (2003). Infrared emission from zinc sulfide: Rare-earth doped thin films. Journal of Applied Physics. 94(5), 3147–3152. AIP.
Kim, J. H., Shepherd, N. D., Davidson, M., Holloway, P. H. (2003). Sputter deposited GaN doped erbium thin films: Photoluminescence and 1550 nm infrared electroluminescence. Applied Physics Letters. 83(4), 641–643. AIP.
Kim, J. H., Shepherd, N. D., Davidson, M., Holloway, P. H. (2003). Visible and near-infrared alternating-current electroluminescence from sputter-grown GaN thin films doped with Er. Applied Physics Letters. 83(21), 4279–4281. AIP.
Shepherd, N. D., Hummel, R., Burton, D. (2001). Interpretation of Photoluminescence Spectra Obtained for Spark-Processed Silicon R.E. Hummel, N. Shepherd and D. Burton, Applied Physics Letters, Volume 79, No 20, pg. 3218-3220, 2001. Applied Physics Letters. 79(20), 3218-3220. AIP.
Shepherd, N. D., Hummel, R., Stora, M., Yu, S., Fajardo, F. (2000). Electroluminescence and Magnetic Field Quenching of Photoluminescence of Spark- Processed Silicon R.E. Hummel, M.E. Stora, N. Shepherd, S.Yu and F.Fajardo, Journal of Porous Materials, 7, pg. 131-134, 2000. 7(1), 131-134. Springer Netherlands.
Shepherd, N. D., Hummel, R., Stora, M., Ludwig, M. (1998). Does the Fast, Blue Photoluminescence from Spark-Processed Silicon Originate from Tungsten Doping? R.E. Hummel, N. Shepherd, M.H. Ludwig and M.E. Stora, Thin Solid Films, 325, pg.1-3, 1998. Thin Solid Films. 325(1), 1-3. Elsevier.

Awarded Grants

Contracts, Grants and Sponsored Research

Contract
Shepherd, N. D., "Enabling Hybrid Multi-material Additive Manufacturing/ Task4:In Situ Monitoring of Direct-Write Interconnects and Electronic Ceramics," Sponsored by Army Research Laboratory/ Kratos SRE, Federal, $70255 Funded. (January 1, 2022December 31, 2022).
Mishra, R. S. (Principal), Scharf, T. W. (Co-Principal), Srivilliputhur, S. G. (Co-Principal), Jiang, Y. (Co-Principal), Mukherjee, S. (Co-Principal), Young, M. L. (Co-Principal), Banerjee, R. (Co-Principal), Reidy, R. F. (Co-Principal), Shepherd, (Co-Principal), "Technical Proposal for Advanced Ballistics Technology: A Mechanisms-based Approach to Designing Materials Systems for Enhanced Dynamic Performance," Sponsored by US Army Research Laboratory - ARL, Federal, $5500000 Funded. (July 15, 2021June 14, 2022).
Mishra, R. S., Scharf, T. W., Srivilliputhur, S. G., Jiang, Y., Mukherjee, S., Young, M. L., Shepherd, N., Reidy, R. F., "Technical Proposal for Advanced Ballistics Technology: A Mechanisms-based Approach to Designing Materials Systems for Enhanced Dynamic Performance," Sponsored by US Army Research Laboratory - ARL, Federal, $3250000 Funded. (July 15, 2020July 14, 2021).
Shepherd, N. D., "Low resistivity zinc oxide by solution deposition as a transparent conducting oxide for solar cells," Sponsored by NSF SBIR Phase I/Tao Industries LLC, Federal, $35037 Funded. (June 1, 2010November 30, 2010).
Grant - Research
Shepherd, N. D. (Principal), "In-Situ Monitoring for Quality Assurance and Machine Learning in Direct-Write Additive Manufacturing of 5G RF Electronic Ceramics," Sponsored by Office of Naval Research, Federal, $447996 Funded. (September 1, 2022August 31, 2025).
Shepherd, N. D., Du, J., Voevodin, A. A., "Pulsed laser deposition of 2D materials," Sponsored by AMMPI, University of North Texas, $15000 Funded. (20162017).
Shepherd, N. (Principal), Du, J. (Co-Principal), "Workfunction Modification of ZnO anodes for second generation OLED," Sponsored by NSF, Federal, $298535 Funded. (20122016).
Shepherd, N. D. (Principal), Du, J. (Co-Principal), "EAGER: Workfunction modification of ZnO for anode applications in second generation OLEDs for solid state lighting," Sponsored by NSF, Federal, $74980 Funded. (September 1, 2010August 21, 2011).
Shepherd, N. D. (Principal), "Compound Semiconductors for Energy Conservation and Generation," Sponsored by UNT Junior Faculty Fellowship, University of North Texas, $5000 Funded. (June 1, 2010August 31, 2010).
Shepherd, N. D. (Co-Principal), Omary, M. A. (Principal), "Multi-Faceted Scientific Strategies Toward Better Solid-State Lighting of Phosphorescent OLEDs," Sponsored by U.S. Department of Energy/Solid State Lighting program, Federal, $2269095 Funded. (October 1, 2006January 15, 2010).
Shepherd, N. D. (Co-Principal), "NIR oscillator system which consists of a synchronously pumped parametric oscillator, 2D infrared photon detector and time correlated photon counting module," Sponsored by UNT office of VPRI, University of North Texas, $105000 Funded. (20082008).
Shepherd, N. D. (Principal), "Selective dopant activation by pulsed laser annealing in multilayer thin film electroluminescent devices on plastic substrates," Sponsored by UNT Junior Faculty Fellowship, University of North Texas, $5000 Funded. (June 1, 2007August 31, 2007).
,
Overall
Summative Rating
Challenge and
Engagement Index
Response Rate

out of 5

out of 7
%
of
students responded
  • Overall Summative Rating (median):
    This rating represents the combined responses of students to the four global summative items and is presented to provide an overall index of the class’s quality. Overall summative statements include the following (response options include a Likert scale ranging from 5 = Excellent, 3 = Good, and 1= Very poor):
    • The course as a whole was
    • The course content was
    • The instructor’s contribution to the course was
    • The instructor’s effectiveness in teaching the subject matter was
  • Challenge and Engagement Index:
    This rating combines student responses to several SPOT items relating to how academically challenging students found the course to be and how engaged they were. Challenge and Engagement Index items include the following (response options include a Likert scale ranging from 7 = Much higher, 4 = Average, and 1 = Much lower):
    • Do you expect your grade in this course to be
    • The intellectual challenge presented was
    • The amount of effort you put into this course was
    • The amount of effort to succeed in this course was
    • Your involvement in course (doing assignments, attending classes, etc.) was
CLOSE