Zobrazeno 1 - 9
of 9
pro vyhledávání: '"I-Chun Anderson Chen"'
Publikováno v:
Journal of Nanoelectronics and Optoelectronics. 2:96-100
Publikováno v:
Optics express. 21(7)
In this paper we present a novel approach to convert AM signal into FM signal in semiconductor lasers via off resonance optical pumping and report on experimental results obtained with a commercial DFB laser. Aside of demonstrating discrete and fast
Autor:
Clyde G. Bethea, C. Wang, I-Chun Anderson Chen, Rainer Martini, Dwight L. Woolard, Seong-Wook Park, Gang Chen
Publikováno v:
SPIE Proceedings.
Wavelength conversion (WC) imaging is a methodology that employs temperature sensitive detectors to convert photoinduced termperature into a detectable optical signal. One specific method is to use molecular detectors such as thermochromic liquid cry
Autor:
Azza Meshal, Rainer Martini, Canan Karaalioglu, Niel Vallestro, Seong-Wook Park, I-Chun Anderson Chen
Publikováno v:
SPIE Proceedings.
THz optics has experienced a tremendous increase in interest among the scientific community as better THz sources and detection schemes are discovered. With recent studies in THz modulation experiment using optically excited Si opens a new possibilit
Publikováno v:
Applied Physics Letters; 11/5/2014, Vol. 105 Issue 18, p1-4, 4p, 1 Diagram, 3 Charts, 3 Graphs
Publikováno v:
SPIE Proceedings.
Optically controlled modulation of broadband THz radiation with a comparably uniform spatial distribution is demonstrated in a Si-based semiconductor structure with moderate doping. Using THz Time-Domain Spectroscopy a maximum intensity modulation of
Publikováno v:
Scopus-Elsevier
The THz transmittance of a silicon sample could be optically controlled, allowing broadband THz attenuation to less than 1% measured in a standard THz time domain spectroscopy setup.
Publikováno v:
Applied Physics Letters. 105:184104
We demonstrated highly sensitive detection of explosive dissolved in solvent with a portable spectroscopy system (Q-MACS) by tracing the explosive byproduct, N2O, in combination with a pulsed electric discharge system for safe explosive decomposition
Publikováno v:
Journal of Physics: Conference Series; 2007, Vol. 86 Issue 1, p1-1, 1p