HR job title
- Instructional Assistant Professor
- Contact Info
Nyakiti, Luke Assistant Professor
Positions
- Assistant Professor, Materials Science and Engineering, College of Engineering
- TEES Researcher at TAMU-Galveston, TEES Regional Divisions, Texas A&M Engineering Experiment Station (TEES)
- Assistant Professor, Marine Engineering Technology, Texas A&M University at Galveston
I am involved in basic and applied research that focuses on engineered electronic materials that can easily be integrated into the existing silicon technology for a wide range of applications.
- Overview
- Publications
- Teaching
- Background
- Contact
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Overview
Publications
selected publications
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academic article
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Wheeler, V. D., Nepal, N., Boris, D. R., Walton, S. G., Qadri, S. B., Avila, J. R., ... Eddy, C. R.
(2020).
(Invited) Ga2O3 Phase Control and Heterojunctions Using Plasma-Enhanced Atomic Layer Epitaxy. ECS Meeting Abstracts.
MA2020-02(23), 1654-1654.
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Nepal, N., Katzer, D. S., Downey, B. P., Wheeler, V. D., Nyakiti, L. O., Storm, D. F., ... Meyer, D. J.
(2020).
Heteroepitaxial growth of -Ga2O3 films on SiC via molecular beam epitaxy. Journal of Vacuum Science & Technology A.
38(6), 063406-063406.
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Wheeler, V. D., Nepal, N., Boris, D. R., Qadri, S. B., Nyakiti, L. O., Lang, A., ... Meyer, D. J.
(2020).
Phase Control of Crystalline Ga2O3 Films by Plasma-Enhanced Atomic Layer Deposition. CHEMISTRY OF MATERIALS.
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Currie, M., Wheeler, V. D., Downey, B., Nepal, N., Qadri, S. B., Wollmershauser, J. A., Avila, J., & Nyakiti, L.
(2019).
Asymmetric hysteresis in vanadium dioxide thin films. Optical Materials Express.
9(9), 3717-3717.
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DOMTAU, D. L., SIMIYU, J., AYIETA, E. O., NYAKITI, L. O., MUTHOKA, B., & MWABORA, J. M.
(2017).
EFFECTS OF TiO2 FILM THICKNESS AND ELECTROLYTE CONCENTRATION ON PHOTOVOLTAIC PERFORMANCE OF DYE-SENSITIZED SOLAR CELL. 24(05), 1-7.
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Nyakiti, L. O., Hite, J. K., Robinson, Z., Sridhara, K., Myers-Ward, R. L., Currie, M., Eddy, C. R., & Gaskill, K.
(2017).
(Invited) Bottom up Synthesis of Few-Layer Van-Der Waals Heterostructures on Multifarious Semiconducting Substrates. ECS Meeting Abstracts.
MA2017-02(29), 1257-1257.
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DOMTAU, D. L., SIMIYU, J., AYIETA, E. O., NYAKITI, L. O., MUTHOKA, B., & MWABORA, J. M.
(2017).
EFFECTS OF TiO2 FILM THICKNESS AND ELECTROLYTE CONCENTRATION ON PHOTOVOLTAIC PERFORMANCE OF DYE-SENSITIZED SOLAR CELL. Surface Review and Letters.
24(05), 1750065-1750065.
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Edgar, J., Gu, Z., Taggart, K., Chaudhuri, J., Nyakiti, L., Lee, R. G., & Witt, R.
(2016).
Oxidation of Aluminum Nitride for Defect Characterization. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
0892-ff21-02.
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Nyakiti, L. O., Robinson, Z., Myers-Ward, R. L., Currie, M., Hite, J. K., Sridhara, K., ... Gaskill, D. K.
(2016).
Synthesis of MoS2 on Homogeneous Single Layer Epitaxial Graphene on 6H-SiC(0001). ECS Meeting Abstracts.
MA2016-02(34), 2178-2178.
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Cai, X., Sushkov, A. B., Jadidi, M. M., Nyakiti, L. O., Myers-Ward, R. L., Gaskill, D. K., ... Drew, H. D.
(2015).
Plasmon-Enhanced Terahertz Photodetection in Graphene. Nano Letters: a journal dedicated to nanoscience and nanotechnology.
15(7), 4295-4302.
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Robinson, Z. R., Jernigan, G. G., Currie, M., Hite, J. K., Bussmann, K. M., Nyakiti, L. O., ... Gaskill, D. K.
(2015).
Challenges to graphene growth on SiC(0 0 0
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Hwang, W. S., Zhao, P., Tahy, K., Nyakiti, L. O., Wheeler, V. D., Myers-Ward, R. L., ... Jena, D.
(2015).
Graphene nanoribbon field-effect transistors on wafer-scale epitaxial graphene on SiC substrates. APL Materials.
3(1), 011101-011101.
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Giusca, C. E., Panchal, V., Munz, M., Wheeler, V. D., Nyakiti, L. O., Myers-Ward, R. L., Gaskill, D. K., & Kazakova, O.
(2015).
Water Affinity to Epitaxial Graphene: The Impact of Layer Thickness. Advanced Materials Interfaces.
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Hwang, W. S., Tahy, K., Zhao, P., Nyakiti, L. O., Wheeler, V. D., Myers-Ward, R. L., ... Jena, D.
(2014).
Electronic transport properties of top-gated epitaxial-graphene nanoribbon field-effect transistors on SiC wafers. Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena.
32(1), 012202-012202.
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Xu, P., Qi, D., Schoelz, J. K., Thompson, J., Thibado, P. M., Wheeler, V. D., ... Peeters, F. M.
(2014).
Multilayer graphene, Moir patterns, grain boundaries and defects identified by scanning tunneling microscopy on the m-plane, non-polar surface of SiC. Carbon.
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Myers-Ward, R. L., Mahadik, N. A., Wheeler, V. D., Nyakiti, L. O., Stahlbush, R. E., Imhoff, E. A., ... Gaskill, D. K.
(2014).
Spontaneous Conversion of Basal Plane Dislocations in 4 Off-Axis 4HSiC Epitaxial Layers. Crystal Growth and Design.
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Emery, J. D., Detlefs, B., Karmel, H. J., Nyakiti, L. O., Gaskill, D. K., Hersam, M. C., Zegenhagen, J., & Bedzyk, M. J.
(2013).
Chemically resolved interface structure of epitaxial graphene on SiC(0001). Optics InfoBase Conference Papers.
111(21), 215501.
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Xu, P., Barber, S. D., Kevin Schoelz, J., Ackerman, M. L., Qi, D., Thibado, P. M., ... Kurt Gaskill, D.
(2013).
Atomic-scale movement induced in nanoridges by scanning tunneling microscopy on epitaxial graphene grown on 4H-SiC(0001). Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena.
31(4), 04D101-04D101.
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Nepal, N., Wheeler, V. D., Anderson, T. J., Kub, F. J., Mastro, M. A., Myers-Ward, R. L., ... Jr., C.
(2013).
Epitaxial Growth of IIINitride/Graphene Heterostructures for Electronic Devices. Applied Physics Express.
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Currie, M., Anderson, T., Wheeler, V., Nyakiti, L. O., Garces, N. Y., Myers-Ward, R. L., ... Gaskill, D. K.
(2013).
Mode-locked 2-m wavelength fiber laser using a graphene-saturable absorber. Optical Engineering.
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Abadier, M., Myers-Ward, R. L., Mahadik, N. A., Stahlbush, R. E., Wheeler, V. D., Nyakiti, L. O., ... Skowronski, M.
(2013).
Nucleation of In-Grown Stacking Faults and Dislocation Half Loops in 4H-SiC Epilayers Deposited at High Growth Rate. ECS Meeting Abstracts.
MA2013-02(25), 1907-1907.
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Abadier, M., Myers-Ward, R. L., Mahadik, N. A., Stahlbush, R. E., Wheeler, V. D., Nyakiti, L. O., ... Skowronski, M.
(2013).
Nucleation of in-grown stacking faults and dislocation half-loops in 4H-SiC epitaxy. Journal of Applied Physics.
114(12), 123502-123502.
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Gaskill, K., Myers-Ward, R. L., Robinson, Z. R., Wheeler, V. D., Klein, P. B., Mahadik, N. A., ... Eddy, C. R.
(2013).
Progress in the Resolution of Materials Challenges for High-Voltage SiC Power Devices. ECS Meeting Abstracts.
MA2013-02(25), 1903-1903.
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Nyakiti, L. O., Wheeler, V. D., Garces, N. Y., Myers-Ward, R. L., Eddy, C. R., & Gaskill, D. K.
(2012).
Enabling graphene-based technologies: Toward wafer-scale production of epitaxial graphene. MRS BULLETIN.
37(12), 1149-1157.
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Gaskill, D. K., Myers-Ward, R., Wheeler, V., Stahlbush, R. S., Mahadik, N. A., Imhoff, E. A., Nyakiti, L. O., & Eddy, C. R.
(2012).
Managing Basal Plane Dislocations in SiC: Perspective and Prospects. ECS Meeting Abstracts.
MA2012-02(30), 2523-2523.
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Nyakiti, L. O., Wheeler, V., Myers-Ward, R., Garces, N., Bezares, F., Caldwell, J., Eddy, C., & Gaskill, D. K.
(2012).
Comparison of Epitaxial Graphene growth on non-Polar and Polar 6H-SiC. ECS Meeting Abstracts.
MA2012-02(50), 3479-3479.
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Wheeler, V., Garces, N., Nyakiti, L., Myers-Ward, R., Jernigan, G., Culbertson, J., Eddy, C., & Kurt Gaskill, D.
(2012).
Fluorine functionalization of epitaxial graphene for uniform deposition of thin high- dielectrics. Carbon.
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Currie, M., Anderson, T., Wheeler, V., Nyakiti, L. O., Garces, N. Y., Myers-Ward, R. L., ... Gaskill, D. K.
(2012).
Mode-locked 2-m wavelength fiber laser using a graphene-saturable absorber. Optical Engineering.
51(7),
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Nyakiti, L. O., Chaudhuri, J., & Jankowski, A. F.
(2008).
High-resolution electron microscopy characterization of nanocrystalline grain boundaries in goldcopper alloys. THIN SOLID FILMS.
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Chaudhuri, J., Lee, R. G., Nyakiti, L. O., Gu, Z., Edgar, J. H., & Li, P.
(2008).
Thermal oxidation of single crystal aluminum nitride A high resolution transmission electron microscopy study. Materials Letters.
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Chaudhuri, J., Nyakiti, L., Lee, R., Ma, Y., Li, P., Cui, Q. L., & Shen, L. H.
(2007).
Molybdenum nitride nanoparticles high-resolution transmission electron microscopy study. Materials Letters.
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Chaudhuri, J., Lee, R. G., Nyakiti, L. O., Gu, Z., Edgar, J. H., & Li, P.
(2006).
High Resolution Transmission Electron Microscopy Study of Thermal Oxidation of Single Crystalline Aluminum Nitride. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
955, 0955-i09-01.
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Wheeler, V. D., Nepal, N., Boris, D. R., Walton, S. G., Qadri, S. B., Avila, J. R., ... Eddy, C. R.
(2020).
(Invited) Ga2O3 Phase Control and Heterojunctions Using Plasma-Enhanced Atomic Layer Epitaxy. ECS Meeting Abstracts.
MA2020-02(23), 1654-1654.
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chapter
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Gaskill, D. K., & Nyakiti, L. O.
(2012).
Formation of Epitaxial Graphene. Graphene Nanoelectronics.
(pp. 137-165).
Springer US.
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Gaskill, D. K., & Nyakiti, L. O.
(2012).
Formation of Epitaxial Graphene. Graphene Nanoelectronics.
(pp. 137-165).
Springer US.
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conference paper
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Robinson, Z. R., Jernigan, G. G., Bussmann, K. M., Nyakiti, L. O., Garces, N. Y., Nath, A., ... Eddy, C. R.
(2015).
Graphene growth on SiC(000-1): optimization of surface preparation and growth conditions. 35th European Mask and Lithography Conference (EMLC 2019).
95520y.
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Suess, R. J., Cai, X., Jadidi, M. M., Sushkov, A. B., Jenkins, G. S., Yan, J., ... Fuhrer, M. S.
(2014).
Characterization of Fast Temporal Photoreponse in a Broadband Graphene Photodetector. 2012 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO).
ftu2b.3.
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Suess, R. J., Cai, X., Jadidi, M. M., Sushkov, A. B., Jenkins, G. S., Yan, J., ... Fuhrer, M. S.
(2014).
Characterization of fast temporal photoreponse in a broadband graphene photodetector. 2005 Conference on Lasers & Electro-Optics (CLEO), Vols 1-3.
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Hernandez, S. C., Wheeler, V. D., Osofsky, M. S., Nagareddy, V. K., Nyakiti, L. O., Lock, E. H., ... Walton, S. G.
(2014).
Plasma-Based Chemical Modification of Epitaxial Graphene with Oxygen Functionalities. Proceedings of the Annual Technical Conference- Society of Vacuum Coaters.
293-300.
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Nagareddy, V. K., Hernndez, S. C., Wheeler, V. D., Nyakiti, L. O., Myers-Ward, R. L., Eddy, C. R., ... Horsfall, A. B.
(2013).
High Temperature Stability of Oxygen Functionalized Epitaxial Graphene/Metal Contact Interfaces. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
145-148.
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Myers-Ward, R., Gaskill, D. K., Stahlbush, R. S., Mahadik, N. A., Wheeler, V., Nyakiti, L. O., & Eddy, C. R.
(2013).
Managing Basal Plane Dislocations in SiC: Perspective and Prospects. ECS Transactions.
103-108.
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Khne, P., Boosalis, A., Herzinger, C. M., Nyakiti, L. O., Wheeler, V. D., Myers-Ward, R. L., ... Hofmann, T.
(2013).
Optical Hall effect measurement of coupled phonon mode - Landau Level transitions in epitaxial Graphene on silicon carbide. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
mrsf12-1505-w07-44-217.
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Anderson, T. J., Hobart, K. D., Nyakiti, L. O., Wheeler, V. D., Myers-Ward, R. L., Caldwell, J. D., ... Imhoff, E. A.
(2012).
Electrical Characterization of the Graphene-SiC Heterojunction. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
641-644.
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Imhoff, E. A., Hobart, K. D., Kub, F. J., Ancona, M. G., Myers-Ward, R. L., Garces, N. Y., ... Gaskill, D. K.
(2012).
Positive Temperature Coefficient SiC PiN Diodes. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
981-984.
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Nagareddy, V. K., Goss, J. P., Wright, N. G., Horsfall, A. B., Hernandez, S. C., Wheeler, V. D., ... Gaskill, D. K.
(2012).
Oxygen functionalised epitaxial graphene sensors for enhanced polar organic chemical vapour detection. 2005 IEEE SENSORS, VOLS 1 AND 2.
1-4.
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Walton, S. G., Hernndez, S. C., Baraket, M., Wheeler, V. D., Nyakiti, L. O., Myers-Ward, R. L., Eddy, C. R., & Gaskill, D. K.
(2012).
Plasma-Based Chemical Modification of Epitaxial Graphene. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
657-660.
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Frye, C. D., Edgar, J. H., Zhang, Y. i., Cooper, K., Nyakiti, L. O., & Gaskill, D. K.
(2012).
Synthesis of Icosahedral Boron Arsenide Nanowires for Betavoltaic Applications. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
69-75.
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Myers-Ward, R. L., Nyakiti, L. O., Hite, J. K., Glembocki, O. J., Bezares, F. J., Caldwell, J. D., ... Gaskill, D. K.
(2011).
Growth of 4H- and 3C-SiC Epitaxial Layers on 4H-SiC Step-Free Mesas. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
119-122.
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Jankowski, A. F., Nyakiti, L. O., Ahmed, H., & Humphrey, R. T.
(2011).
High strain-rate scratch testing of nanoscale materials. PROCEEDINGS OF THE 10TH (2000) INTERNATIONAL OFFSHORE AND POLAR ENGINEERING CONFERENCE, VOL III.
710-717.
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Gaskill, D. K., Hite, J. K., Culbertson, J. C., Jernigan, G. G., Tedesco, J. L., Nyakiti, L. O., ... Eddy, C. R.
(2011).
Observations on C-Face SiC Graphene Growth in Argon. EUROPEAN SYMPOSIUM ON MARTENSITIC TRANSFORMATIONS.
789-792.
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Jankowski, A. F., & Nyakiti, L. O.
(2010).
Anomalies in Hall-Petch strengthening for nanocrystalline AuCu alloys below 10nm grain size. Surface and Coatings Technology.
1398-1402.
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Nyakiti, L. O., & Jankowski, A. F.
(2010).
Characterization of Strain-Rate Sensitivity and Grain Boundary Structure in Nanocrystalline Gold-Copper Alloys. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science.
838-847.
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Nyakiti, L. O., & Jankowski, A. F.
(2009).
MICRO-SCRATCH CHARACTERIZATION OF STRENGTH IN NANOCRYSTALLINE METALS. 449-453.
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Nyakiti, L. O., Chaudhuri, J., Kenik, E. A., Lu, P., & Edgar, J. H.
(2007).
DEFECT SELECTIVE ETCHING OF THICK AlN LAYERS GROWN ON 6H-SIC SEEDS A TRANSMISSION ELECTRON MICROSCOPY STUDY. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
1040-q11-03-12.
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Chaudhuri, J., Nyakiti, L. O., Lu, P., Edgar, J. H., & Li, P.
(2007).
TRANSMISSION ELECTRON MICROSCOPY STUDY OF INTERFACE REGION OF ALN / 6H-SIC. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
1040-q10-05-195.
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Chaudhuri, J., Lee, R. G., Nyakiti, L. O., Gu, Z., Edgar, J. H., & Li, P.
(2006).
High resolution transmission electron microscopy study of thermal oxidation of single crystalline aluminum nitride. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
300-302.
-
Edgar, J. H., Gu, Z., Taggart, K., Chaudhuri, J., Nyakiti, L., Lee, R. G., & Witt, R.
(2006).
Oxidation of aluminum nitride for defect characterization. AMORPHOUS AND POLYCRYSTALLINE THIN-FILM SILICON SCIENCE AND TECHNOLOGY-2008.
505-510.
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Robinson, Z. R., Jernigan, G. G., Bussmann, K. M., Nyakiti, L. O., Garces, N. Y., Nath, A., ... Eddy, C. R.
(2015).
Graphene growth on SiC(000-1): optimization of surface preparation and growth conditions. 35th European Mask and Lithography Conference (EMLC 2019).
95520y.
-
institutional repository document
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Vaca, D., Barry, M., Yates, L., Nepal, N., Katzer, D. S., Downey, B. P., ... Kumar, S.
(2022).
Measurements and Numerical Calculations of Thermal Conductivity to Evaluate the Quality of \beta-Gallium Oxide Thin Films Grown on Sapphire and Silicon Carbide by Molecular Beam Epitaxy
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Giusca, C. E., Panchal, V., Munz, M., Wheeler, V. D., Nyakiti, L. O., Myers-Ward, R. L., Gaskill, D. K., & Kazakova, O.
(2018).
Water affinity to epitaxial graphene: the impact of layer thickness
-
Xu, P., Barber, S. D., Schoelz, J. K., Ackerman, M. L., Qi, D., Thibado, P. M., ... Gaskill, D. K.
(2015).
Atomic-Scale Movement Induced in Nano-Ridges by Scanning Tunneling Microscopy on Epitaxial Graphene Grown on 4H-SiC(0001)
-
Xu, P., Ackerman, M. L., Barber, S. D., Schoelz, J. K., Thibado, P. M., Wheeler, V. D., ... Gaskill, D. K.
(2015).
Competing scanning tunneling microscope tip-interlayer interactions for twisted multilayer graphene on the a-plane SiC surface
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Xu, P., Ackerman, M. L., Barber, S. D., Schoelz, J. K., Qi, D., Thibado, P. M., ... Gaskill, D. K.
(2015).
Graphene Manipulation on 4H-SiC(0001) Using Scanning Tunneling Microscopy
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Neek-Amal, M., Xu, P., Qi, D., Thibado, P. M., Nyakiti, L. O., Wheeler, V. D., ... Peeters, F. M.
(2014).
Membrane amplitude and triaxial stress in twisted bilayer graphene deciphered using first-principles directed elasticity theory and scanning tunneling microscopy
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Xu, P., Qi, D., Schoelz, J. K., Thompson, J., Thibado, P. M., Wheeler, V. D., ... Peeters, F. M.
(2014).
Multilayer graphene, Moir patterns, grain boundaries and defects identified by scanning tunneling microscopy on the m-plane, non-polar surface of SiC
-
Hwang, W. S., Zhao, P., Tahy, K., Nyakiti, L. O., Wheeler, V. D., Myers-Ward, R. L., ... Jena, D.
(2013).
Graphene Nanoribbon Field-Effect Transistors on Wafer-Scale Epitaxial Graphene on SiC substrates
-
Cai, X., Sushkov, A. B., Suess, R. J., Jadidi, M. M., Jenkins, G. S., Nyakiti, L. O., ... Fuhrer, M. S.
(2013).
Sensitive Room-Temperature Terahertz Detection via Photothermoelectric Effect in Graphene
-
Vaca, D., Barry, M., Yates, L., Nepal, N., Katzer, D. S., Downey, B. P., ... Kumar, S.
(2022).
Measurements and Numerical Calculations of Thermal Conductivity to Evaluate the Quality of \beta-Gallium Oxide Thin Films Grown on Sapphire and Silicon Carbide by Molecular Beam Epitaxy
Teaching
teaching activities
- MARE202 Marine Thermodynamics Instructor
- MARE209 Mechanics Of Materials Instructor
- MARE309 Marine Const Materials Instructor
- MARE485 Problems Instructor
- MARE491 Research Instructor
- MSEN691 Research Instructor
- OCEN213 Prin Of Materials Engr-gv Instructor
Background
education and training
- Ph.D. in Mechanical Engineering, Texas Tech University - (Lubbock, Texas, United States) 2008
- M.S. in Physics, Wichita State University - (Wichita, Kansas, United States) 2004
- B.S.Ed. in Physics and Mathematics, Egerton University - (Nakuru, Kenya) 1998
Contact
first name
- Luke
has last name
- Nyakiti
Other
In the News
- GaN-on-graphene Paper from NRL Wins Japanese Award News Release
- TAMUG professor helps develop better, smaller radiation detector News Release
- Texas A&M Prof Helps To Develop New Device That Detects Radiation Better Than Ever News Release
- Texas A&M professor helps to develop new device that detects radiation better News Release
- nyakitil@tamu.edu