Lester Eastman Home Page
M.S. Students
Visiting Scientists


Former Ph.D. Students


June 1966
Kerr, Jr., Donald MacLean (Ph.D) “Electronic Properties of the Penning Discharge Plasma”

February 1967
Narayan, Subrahmanyam Yegna (Ph.D) “GaP Coupling to Beam-Plasma Systems with Applications to Amplifiers”

September 1970
Monroe, J.W. (Ph.D) “A study of the a Phase Locked LSA Oscillator”

September 1974
Wrick, III, Varley Lawson (Ph.D) “Liquid Phase Epitaxy of Indium Phosphide”

January 1980
Oliver, James D., Jr.  (Ph.D.) "Liquid Phase Epitaxial Growth and  Characterization of High Purity Gallium-Indium-Arsenide-Phosphide  Semiconductor Alloys Lattice Matched to Indium Phosphide Substrates"

May 1980
Van Rees, H. Barteld, (Ph.D.) "Investigation of Current Controlled Liquid  Phase Epitaxy of InP by Electromigration"

August 1980
Stall, Richard, (Ph.D.) "Growth Characterization, and Applications of Gallium  Arsenide and Germanium Layers Grown by Molecular Beam Epitaxy"

Spencer, Michael, (Ph.D.)"Electrical Characterization of Grain Boundaries in  Gallium Arsenide and Their Relationship to Solar Cell Performance"

Tiwari, Sandip, (Ph.D.), "A Study of the Device and Materials Related Aspects  of the Microwave Gallium Arsenide Power MESFETs"

May 1981
Judaprawira, Seno (Ph.D.), "Nonuniformily Doped Gallium Arsenide  Microwave Power MESFETs"

Kirchner, Peter Daniel, (Ph.D.), "The Measurement and Analysis of Exponential  and Nonexponential Waveforms in Deep Level Transient Spectroscopy"

Metze, George (Ph.D.), "Selected Area Growth for Digital Integrated Circuits  and Atomic Plane Doping of Gallium Arsenide by Molecular Beam  Epitaxy"

August 1981
Barnard, Joseph Alan, (Ph.D.), "GaInAs Optoelectronic Devices and Circuits  Using AlInAs Both as a Buffer Layer and to Raise the Schottky Barrier  Height"

Malik, Roger John, (Ph.D.) "Gallium Arsenide Planar Doped Barrier Diodes and  Transistors Grown by Molecular Beam Epitaxy"

Wicks, Gary, (Ph.D.) "Photoluminescence Studies of III-V Semiconductors"

January 1982
DeSimone, Deborah M., (Ph.D.) "Mn and Mg as P-Type Dopants in GaAs  Grown by MBE"

Levy, Harold Michael, (Ph.D.) "Design and Fabrication of Submicron GaAs  MESFET Digital Circuits"

Maracas, George Nicolas, (Ph.D.) "DLTS Analytics of GaAs MESFETs and  Effects of Deep Levels on Device Performance"

Wang, Wen-I, (Ph.D.) "Molecular Beam Epitaxial GaAs-AlxGa1-xAs  Heterostructures for Microwave Applications"

May 1982
Tenedorio, Abigail O., (Ph.D.) "The Microwave Performance of Medium and  High Power GaAs MESFET's"

Tenedorio, Jaime G., (Ph.D.) "The Materials Properties and Microwave  Performance of the GaAs Power MESFET"

August 1982
Ballingall, James McLean, III, (Ph.D.) "Conduction Band Discontinuity  Measurements and Crystal Growth Characterization of the Abrupt Ge- GaAs Heterojunction"

Palmateer, Susan C., (Ph.D.) "Manganese Incorporation in Gallium Arsenide  Grown by Molecular Beam Epitaxy"

Woodall, Jerry MacPherson, (Ph.D.) "Gallium Arsenide MESFET Technology:  Ion Implantation and Metal Contacts"

May 1983
Hollis, Mark, (Ph.D.) "Fabrication and Performance of Gallium Arsenide  Planar-Doped Barrier Transistors"

Shealy, J. Richard (Ph.D.), "The Growth and Characterization of  GaAs,Al,lGaAs and Their Heterostructure by Organometallic Vapor Phase  Epitaxy"

January 1984
Kirchner, Peter, (Ph.D.) "The Growth, Characterization, and Thermal Stability of  High-Electron-Mobility Semiconductor Heterojunctions"

Sadler, Robert, (Ph.D.) "Fabrication and Performance of Submicron GaAs  MESFET Digital Circuits by Self-Aligned Ion Implantation"

Schaff, William J., (Ph.D.) "The Application of III-V Semiconductor  Heterojunction Structures Grown by Molecular Beam Epitaxy to  Microwave Devices"

May 1984
Camnitz, Lovell Harold, (Ph.D.) "Design and Electron Beam Fabrication of Half  Micrometer Low Noise GaAs MESFET's"

Codella, Christopher Frank, (Ph.D) "Characterization and Numerical Analysis  of the Modulation Doped Heterojunction MESFET"

Hsieh, Kuan Hsiung, (Ph.D)"Molecular Beam Epitaxy of Ga0.47In0.53As,  Al0.48In0.52As and Heterostructures for High Speed and Optical Devices"

Mishra, Umesh, (Ph.D) "Fabrication and Characterization of Sub-Micron GaAs  Vertical Field Effect Transistors"

August 1984
Lowe, Carolyn Ming, (Ph.D) "A Study of Breakdown Voltage for Gallium  Arsenide Power Transistors with Gatelengths in the Submicron Range"

January 1985
Griem, Hans Torsten, (Ph.D.) "Ga0.47In0.53As/Al0.48In0.52As Modulation- Doped Structures with Pinchoff Capabilities Grown via Molecular Beam  Epitaxy"

Ho, Thomas Chen-Chow, (Ph.D.) "Design and Fabrication of Monolithic  Broadband Microwave GaAs Low Noise FET Amplifiers"

Jones, William Lee, (Ph.D.) "Electron Beam Fabrication and Performance  Improvement of Submicron AlGaAs/GaAs MODFET High Speed Logic  Devices for Circuit Applications"

Lee, Hao, (Ph.D.) "Growth of Optimized GaAs/(Al,Ga)As Modulation Doped  Heterostructures by Molecular Beam Epitaxy for FET Applications"

Palmateer, Susan C., (Ph.D.) "Mechanisms of Impurity Redistribution in  Gallium Arsenide Substrates and Molecular Beam Epitaxially Grown  Layers"

Welch, David Fairbank  (Ph.D.) "Quantum Well Structures for Optical  Devices"

August 1985
Brown, April Susan, (Ph.D.), "Factors Influencing the Growth of GaInAs by  Molecular Beam Epitaxy"

Lunardi, Leda (Ph.D.) "Fabrication and Microwave Performance of an  (AlGa)As/GaAs Heterojunction Bipolar Transistor"

van der Merwe, Douw Gerbrandt, (Ph.D.) "GaAs Low Noise X-Band Monolithic  Microwave Amplifiers"

January 1986
Camnitz, Lovell H., (Ph.D.) "Design Principles and Performance of  Modulation-Doped Field Effect Transistors for Low Noise Microwave Amplification"

Enquist, Paul Michael, (Ph.D.) "The Growth and Characterization of   Aluminum Gallium Arsenide/Gallium Arsenide Heterojunction Bipolar  Transistor Structures by Molecular Beam Epitaxy"

Maki, Paul A., (Ph.D.) "The Molecular Beam Epitaxial Growth of High  Quality GaAs-AlGaAs Heterostructures for Microwave Device  Applications"

Ohashi, Takeo, (Ph.D.) "Growth of InSb by Molecular Beam Epitaxy and its  Application to Room Temperature MISFET's"

Schaus, Christian Frederick, (Ph.D.) "Optoelectronic Devices and Materials  Grown by Organometallic Vapor Phase Epitaxy"

Van Gieson, Edward Allen  (Ph.D) "High Quality Multiple AlGaAs/GaAs  Quantum Well and Graded Refractive Index Separate Confinement  Heterostructure Quantum Well Lasers Grown Via Molecular Beam  Epitaxy"

August 1986
Greenwald, Zipora (Ph.D.) "The Effect of a High Energy Electron Injection  Cathode on the Performance of the Gunn Oscillator"

January 1987
Huang, John Cheng (Ph.D.) "The Effect of MBE Growth Conditions and  Heterostructure Designs on AlGaAs/GaAs MODFET Device Performance"

January 1988
Bour, David Paul (Ph.D.) "Organometallic Vapor Phase Epitaxial Growth and  Characterization of AlGaInP for Visible Emitters"

Chen, Mary Yun-chun, (Ph.D.) "Fabrication and DC Performance of Self- Aligned GaAs Gate SISFET"

May 1988
Chen, Young Kai (Ph.D.)"Submicrometer Gate Planar-Doped Pseudomorphic  Multiple-Heterojunction MODFETs for Millimeter-Wave and Optical  Communication"

Lepore, Allen (Ph.D.) "Design, Fabrication, and Performance of Aluminum  Gallium Arsenide/Gallium Arsenide Modulation-Doped Field-Effect  Transistors for High-Speed Applications"

Radulescu, David (Ph.D.) "Molecular-Beam Epitaxial Growth and  Characterization of Aluminum Gallium Arsenide/Indium Gallium  Arsenide Single Quantum-Well Modulation-Doped Field-Effect Transistor  Structures"

Wang, Guan-Wu (Ph.D.) "Ultra Short Gate Lattice-Mismatch Modulation- Doped Field-Effect Transistors"

Wendt, Joel, (Ph.D.) "The Effects of Hot-Electron Injection Cathodes on the  Performance of Gallium Arsenide Vertical Field-Effect Transistors"

White, Carl, (Ph.D.) "Fabrication of Atomic Planar Doped Double  Heterojunction AlGaAs/GaAs/AlGaAs MODFET's for High Power  Broadband Distributed Amplifiers"

August 1988
Griem, Hans Torsten (Ph.D.) "Study of DC and Optical Characteristics of  InxGa1-xAs/InyAl1-yAs (on InP) Quantum Well MODFETs"

Ralston, John Duncan (Ph.D.) "Molecular Beam Epitaxial Growth, Selective  Interdiffusion, and Room-Temperature Exciton Electroabsorption of  Gallium Arsenide/Aluminum Gallium Arsenide Quantum Well  Waveguides"

January 1989
Najjar, Fayez (Ph.D.) "The Gallium Arsenide/Aluminum Gallium Arsenide  Tunneling Emitter Bipolar Transistor: Theory and Experiment"

Van Gieson, Edward (Ph.D.) "Molecular Beam Epitaxy of AlGaAs on  Channeled Substrates"

May 1989
Akbar, Shahzad (Ph.D.) "Materials and Device Characterization of InGaAs  Pseudomorphic Base Heterojunction Bipolar Transistors"

Barker, Dean, (Ph.D.) "The Design, Fabrication, and Characterization of High- Performance Self-Aligned Gallium Arsenide/Aluminum Gallium  Arsenide and Gallium Arsenide/Gallium Indium Arsenide/Aluminum  Gallium Arsenide Heterojunction Bipolar Transistors"

Knoch, Lynnita (Ph.D.)"Computer-Aided Design and Processing of  AlGaAs/GaAs Heterojunction Bipolar Transistors to Study Emitter-Size  Effects"

Nguyen, Loi Dinh, (Ph.D.) "Realization of Ultra High Speed Modulation- Doped Field Effect Transistors"

Palmateer, Lauren Fay (Ph.D.) "DC and RF Characterization of  GaInAs/AlInAs/InPh Modulation Doped Field Effect Transistors for  Millimeter Wave Device Applications"

Shire, Douglas (Ph.D.)"Development of Traveling Wave MODFETs With Superconducting Electrodes"

January 1990
Tadayon, Bijan, (Ph.D.) "The Migration Enhanced Epitaxy Method"

Tadayon, Saied, (Ph.D.) "Fabrication and DC and Microwave Characterization  of Aluminum Gallium Arsenide/Gallium Arsenide and Indium  Aluminum Arsenide/Indium Gallium Arsenide Heterojunction Bipolar  Transistors"

May 1990
Foisy, Mark  (Ph.D.) "A Physical Model for the Bias Dependence of the  Modulation-Doped Field-Effect Transistor's High-Frequency Performance"

August 1990
Daniels-Race, Theda (Ph.D.) "A Spectrometric Study of High Energy Electrons  Using Planar Doped Barrier Launchers"

Kuang, Jente Benedict (Ph.D.) "Submicrometer-Gate Indium Phosphide-Based  Field-Effect Transistors for High-Frequency Applications"

Caridi, Elisa A. (Ph.D.) "Piezoelectric Effects in Misfit-Strained III-V Compound Heterostructures"

Won, Yong Hyub (Ph.D.) "The Effects of Hot Electron Injection by Planar Doped Barrier Launchers  in GaAs Vertical Field Effect  Transistors"

January 1991
Song, Xiao Jue (Ph.D.) "Design, Growth and Fabrication of Resonant  Tunneling Devices"

May 1991
Offsey, Stephen D. (Ph.D.) "Strained Layer Lasers Grown by Molecular Beam  Epitaxy for High Speed Modulation".

August 1991
Braddock, W. David (Ph.D.) "High Performance Bound-to-Bound State QWI  Detectors".

May 1992
Lester, Luke (Ph.D.) "High-Frequency Multiple Quantum Well Strained-Layer  Lasers"

Jan 1993
Park, Hyunchang  (PhD)”Epitaxial Layer Design of Pseudomorphic MODFET’s  for High-Frequency Power Applications”

Mandeville, Pierre (PhD) “Molecular-Beam Epitaxial Growth and  Characterization of Pseudomorphic Double Modulation-Doped Field Effect  Transistor Structures on Gallium Arsenide”

August 1994
Litvin, Kerry Ira, (Ph.D.) “Metal-Semiconductor-Metal Photodiodes with  Applications in Monolithic Integrated Optical Receiver Circuits Capable of  Detecting and Amplyifying a Millimeter-Wave Modulation Signal Being  Transmitted Via an Optical Carrier

January 1995
Lee, Carol Yu-Bin, (Ph.D.) "High Performance Very Long Wavelength  Multiple Quantum Well Infrared Hot Electron Transistors"

Tsai, Chin-Yi, (Ph.D.) "Particle Dynamics and Energy Transfer in High Speed  Quantum Well Lasers: Effects of Spectral Hole Burning, Carrier Heating,  and Carrier Transport"

Ozalydin, Melih (Ph.D) "Characterization, Modeling, and Fabrication of AlGaAs/GaAs Heterojunction Bipolar Transistors”

May 1995
Chen, Yu-Pei, (Ph.D.) "Molecular Beam Epitaxial Growth and  Characterization of Strained Quantum Wires"

Foreman, Bradley, (Ph.D.) "Foundations of the Envelope-Function Theory for  Electrons and Phonons in Semiconductor Heterostructures"

Reed, Jason (Ph.D.) "Etching, Regrowth, Photoluminescence, and Strain Characterization of Quantum Wires and Quantum Boxes for Application in Lasers with Quantum Confined Active Regions"

Burm, Jinwook (Ph.D.) "Monolithic Millimeter Wave Optical Receivers Using Metal-Demiconductor-Metal Photodetectors and Pseudomorphic Modulation Doped Field Effect Transistors"

August 1995
Hao, Benjamin (Ph.D.) "An Optimizing Compiler for SIMD Architecture"

January 1996
O'Keefe, Sean S. (Ph.D.) "Design, Growth, Fabrication and Characterization of  Vertical Cavity Surface Emitting Lasers Flip Chip Bonded to Microwave  Compatible Diamond Heat Sinks"

January 1997
Spencer, Robert M. (Ph.D.) “Technology and Theory of High-Frequency Directly Modulated Semiconductor Lasers"

August 1997
Seaford, Matthew (Ph.D) “Subnanometer Analysis and Optimization .
 of Indium Aluminum Arsenide/Indium Gallium Arsenide Modulation  Doped Field Effect Transistors"

Martin, Glenn M. (Ph.D.) “Double-Doped Double-Strained Modulation
 Doped Field Effect Transistor 3D-SMODFET"

Pereiaslavets, Boris (Ph.D.) “GaInP/GaInAs/GaAs MODFETS for High
 Power and High Frequency Applications"

August 1998
Tentarelli, Eric (PhD) “Strain Behavior of Quantum Wires and Quantum Boxes in II-V Material Systems”

August 1999
Weimann, Nils (Ph.D) “Design and Development of a GaN Induction Transistor”

January 2000
Chu, Kenneth (Ph.D) “Design and Fabrication of AlGaN/GaN Based Heterostructure Field Effect Transistor for Microwave Applications”

Greenberg, Joe (Ph.D) “Novel 1.3 Micron High Speed Directly Modulated Semiconductor Laser Device Designs and the Development of Wafer Bonding Technology for Compliant Substrate Fabrication”

May 2000
Murphy, Michael (Ph.D) “Design, Growth, and Characterization of AlGaN/GaN High Electron Mobility Transistors”

Foutz, Brian (Ph.D) "Electron Transport and Device Modeling in the group III-Nitrides"

January 2001
Yeo, Wesley (Ph.D) “The Optimization of the Growth on (111) GaAs and (111) InP Substrates by Molecular Beam epitaxy”

August 2001
Green, Bruce (Ph.D) “Characteristics, Optimization, and Integrated Circuit Applications of AlGaN/GaN HEMT’s”

August 2002
Tilak, Vinayak (Ph.D) “Fabrication and Characterization of Aluminum Gallium Nitride/Gallium Nitride High Electron Mobility Transistors”

May 2003
Wu, Hong (Ph.D) “Design and Fabrication of GaN/SiC Heterojunction Bipolar Transistors”

August 2003
Kim, Hyungtak (Ph.D) “Reliability Study of Aluminum Gallium Nitride/Gallium Nitride Heterostructure Field Effect Transistors for Microwave Power Applications”

Lu, Hai (Ph.D) “Electrical and Optical Properties of Indium Nitride and Indium-Rich Nitrides Prepared by Molecular Beam Epitaxy for Opto-Electronics Applications”

January 2004
Vertiatchikh, Alexei (Ph.D) “High Frequency AlGaN/GaN HEMT’s Fabrication and Noise Characterization”