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Prashanth C Upadhya
Prashanth C Upadhya
Laboratory for Electro-Optics Systems, ISRO, Bangalore
在 leos.gov.in 的电子邮件经过验证
标题
引用次数
引用次数
年份
Ultrabroadband terahertz radiation from low-temperature-grown GaAs photoconductive emitters
YC Shen, PC Upadhya, EH Linfield, HE Beere, AG Davies
Applied physics letters 83 (15), 3117-3119, 2003
2992003
Generation and detection of ultrabroadband terahertz radiation using photoconductive emitters and receivers
YC Shen, PC Upadhya, HE Beere, EH Linfield, AG Davies, IS Gregory, ...
Applied Physics Letters 85 (2), 164-166, 2004
2452004
Temperature-dependent low-frequency vibrational spectra of purine and adenine
YC Shen, PC Upadhya, EH Linfield, AG Davies
Applied Physics Letters 82 (14), 2350-2352, 2003
2422003
Terahertz time-domain spectroscopy of glucose and uric acid
PC Upadhya, YC Shen, AG Davies, EH Linfield
Journal of Biological Physics 29, 117-121, 2003
1722003
Subpicosecond optical switching with a negative index metamaterial
KM Dani, Z Ku, PC Upadhya, RP Prasankumar, SRJ Brueck, AJ Taylor
Nano letters 9 (10), 3565-3569, 2009
1522009
Far-infrared spectroscopic characterization of explosives for security applications using broadband terahertz time-domain spectroscopy
WH Fan, A Burnett, PC Upadhya, J Cunningham, EH Linfield, AG Davies
Applied spectroscopy 61 (6), 638-643, 2007
1512007
Far-infrared vibrational modes of polycrystalline saccharides
PC Upadhya, YC Shen, AG Davies, EH Linfield
Vibrational Spectroscopy 35 (1-2), 139-143, 2004
1212004
Ultrafast carrier dynamics in semiconductor nanowires
RP Prasankumar, PC Upadhya, AJ Taylor
physica status solidi (b) 246 (9), 1973-1995, 2009
962009
Broadband terahertz time-domain spectroscopy of drugs-of-abuse and the use of principal component analysis
AD Burnett, W Fan, PC Upadhya, JE Cunningham, MD Hargreaves, ...
Analyst 134 (8), 1658-1668, 2009
872009
Excitation-density-dependent generation of broadband terahertz radiation in an asymmetrically excited photoconductive antenna
PC Upadhya, W Fan, A Burnett, J Cunningham, AG Davies, EH Linfield, ...
Optics letters 32 (16), 2297-2299, 2007
762007
Vibrational spectra of nucleosides studied using terahertz time-domain spectroscopy
YC Shen, PC Upadhya, EH Linfield, AG Davies
Vibrational Spectroscopy 35 (1-2), 111-114, 2004
752004
Characterization of Crystalline Phase‐Transformations in Theophylline by Time‐Domain Terahertz Spectroscopy
PC Upadhya, KL Nguyen, YC Shen, J Obradovic, K Fukushige, R Griffiths, ...
Spectroscopy letters 39 (3), 215-224, 2006
622006
Understanding ultrafast carrier dynamics in single quasi-one-dimensional Si nanowires
MA Seo, SA Dayeh, PC Upadhya, JA Martinez, BS Swartzentruber, ...
Applied Physics Letters 100 (7), 2012
482012
Terahertz generation from coherent optical phonons in a biased GaAs photoconductive emitter
YC Shen, PC Upadhya, EH Linfield, HE Beere, AG Davies
Physical Review B—Condensed Matter and Materials Physics 69 (23), 235325, 2004
482004
Ultrafast nonlinear optical spectroscopy of a dual-band negative index metamaterial all-optical switching device
KM Dani, Z Ku, PC Upadhya, RP Prasankumar, AJ Taylor, SRJ Brueck
Optics Express 19 (5), 3973-3983, 2011
422011
The influence of defect states on non-equilibrium carrier dynamics in GaN nanowires
PC Upadhya, Q Li, GT Wang, AJ Fischer, AJ Taylor, RP Prasankumar
Semiconductor science and technology 25 (2), 024017, 2010
392010
Terahertz time-domain spectroscopy of crushed wheat grain
HS Chua, J Obradovic, AD Haigh, PC Upadhya, O Hirsch, D Crawley, ...
IEEE MTT-S International Microwave Symposium Digest, 2005., 2103-2106, 2005
372005
Probing ultrafast carrier dynamics in silicon nanowires
A Kar, PC Upadhya, SA Dayeh, ST Picraux, AJ Taylor, RP Prasankumar
IEEE Journal of Selected Topics in Quantum Electronics 17 (4), 889-895, 2010
292010
Terahertz evanescent field microscopy of dielectric materials using on-chip waveguides
J Cunningham, M Byrne, P Upadhya, M Lachab, EH Linfield, AG Davies
Applied Physics Letters 92 (3), 2008
262008
On-chip photoconductive excitation and detection of pulsed terahertz radiation at cryogenic temperatures
C Wood, J Cunningham, PC Upadhya, EH Linfield, IC Hunter, AG Davies, ...
Applied physics letters 88 (14), 2006
242006
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