Faculty
Graphene, nanowires and nanotubes grown by chemical vapor deposition (CVD) for biosensors, microwave devices and integrated circuits and other electronic applications.
Mid infrared type-II quantum cascade lasers based on MBE grown GaSb/InAs heterostructures for chemical sensing, countermeasures, and other optoelectronic applications.
Long wavelength quantum well infrared photodetectors (QWIPs) based on MBE and MOCVD grown GaAs/AlGaAs heterostructures for sensing applications.
High Electron Mobility Transistor (HEMT) and Heterojunction bipolar transistors (HBTs) based on MBE, CBE and MOCVD grown GaAs/AlGaAs and InGaAs/InAlAs heterostructures for high speed and high frequency communication applications.
2002-PRESENT: NANOTUBE, NANOWIRE, GRAPHENE
“Control and Characterization of Individual Grains and Grain Boundaries in Graphene Grown by Chemical Vapour Deposition”, Yu QK; Jauregui LA; Wu W; Colby R; Tian JF; Su ZH; Cao HL; Liu ZH; Pandey D; Wei DG; Chung J; Peng P; Guisinger N; Stach EA; Bao JM; Pei SS, Chen YP, Featured on the cover of June issue of Nature Materials 10, 443–449 (May 8, 2011).
“Control and Characterization of Individual Grains and Grain Boundaries in Graphene Grown by Chemical Vapour Deposition”, Yu QK; Jauregui LA; Wu W; Colby R; Tian JF; Su ZH; Cao HL; Liu ZH; Pandey D; Wei DG; Chung J; Peng P; Guisinger N; Stach EA; Bao JM; Pei SS, Chen YP, Featured on the cover of June issue of Nature Materials 10, 443–449 (May 8, 2011).
“Tetragonal tungsten oxide nanobelts synthesized by chemical vapor deposition”, Wu, W; Yu, QK; Lian, J; Liu, ZH; Bao, JM; Pei, SS, Journal of Crystal growth, 312 (21): 3147-3150 (Oct 15 2010).
“Wafer-scale Synthesis of Graphene by Chemical Vapor Deposition and its Application in Gas Sensing”, Wu, W; Liu, ZH; Jauregui, LA; Yu, QK; Pillai, R; Cao, HL; Bao, JM; Chen, YP; Pei, SS, Sensors and Actuators B-Chemical, 150 (1): 296-300 (Sep 21 2010).
“Substrate Hybridization and Rippling of Graphene Evidenced by Near-Edge X-ray Absorption Fine Structure Spectroscopy”, Lee, V; Park, C; Jaye, C; Fischer, DA; Yu, QK; Wu, W; Liu, ZH; Pei, SS; Smith, C; Lysaght, P; Banerjee, S, Journal of Physical Chemistry letters, 1 (8): 1247-1253 (Apr 15 2010).
“Electronic transport in chemical vapor deposited graphene synthesized on Cu: Quantum Hall effect and weak localization”, Cao, HL; Yu, QK; Jauregui, LA; Tian, J; Wu, W; Liu, Z; Jalilian, R; Benjamin, DK; Jiang, Z; Bao, J; Pei, SS; Chen, YP, Applied Physics Letters, 96 (12): 122106 (Mar 24 2010).
“Cross-sectional Transmission Electron Microscopy of Thin Graphite Films Grown by Chemical Vapor Deposition”, Colby, R; Yu, QK; Cao, HL; Pei, SS; Stach, EA; Chen, YP, Diamond and Related Materials, 19 (2-3): 143-146 (Feb-Mar 2010).
“Large Scale Graphene Films Synthesized on Metals and Transferred to Insulators for Electronic Applications”, Cao, HL; Yu, QK; Colby, R; Pandey, D; Park, CS; Lian, J; Zemlyanov, D; Childres, I; Drachev, V; Stach, EA; Hussain, M; Li, H; Pei, SS; Chen, YP, Journal of Applied Physics, 107 (4): 044310 (Feb 15 2010).
“Aligned Tungsten Oxide Nanowires on Tungsten (100) Substrates”, Yu, QK; Wu, W; Zhang, JM; Liu, BA; Pei, SS, Materials Letters, 63 (26): 2267-2269 (Oct 31 2009).
“Graphene Synthesis by Surface Segregation on Ni and Cu”, Yu, QK; Lian, J; Siriponglert, S; Li, H; Chen, YP; Pei, SS, arXiv:0804.1778v1 (Apr 10 2008) and “Graphene Segregated on Ni surfaces and Transferred to Insulators”, Yu, QK; Lian, J; Siriponglert, S; Li, H; Chen, YP; Pei, SS, Applied Physics Letters, 93 (11): 113103 (Sep 15 2008) and selected for Virtual Journal of Nanoscale Science and Technology, 18(13) arXiv:0804.1778v2 (Dec 9 2008).
“Horizontally-aligned growth of Cu5Si polycrystalline nanorods on Si”, Wu, W; Yu, QK; Zhang, JM; Lian, J; Liang, G; Ewing, RC; Pei SS, Applied Physics Letters, 92 (25): 253113 (Jun 23 2008).
“Mechanism of Horizontally Aligned Growth of Single-Wall Carbon Nanotubes on R-Plane Sapphire”, Q. Yu, G. Qin, H. Li, Z. Xia, Y. Nian, and S. S. Pei, Journal of Physical Chemistry B, 110 (45): 22676-22680 (Nov 16 2006).
2005-2006: ATOMIC FORCE MICROSCOPE
“Fabrication of Short and Thin Silicon Cantilever Tips for AFM with SOI Wafers”, Yu, QK; Qin, GT; Darne, C; Cai, CZ; Wosik, W; Pei, SS, Sensors and Actuators A-Physical, 126 (2): 369-374 (Feb 14 2006).