[PDF] Top 20 Two photon absorption in semiconductor micro cavities
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Two photon absorption in semiconductor micro cavities
... T h e aim o f th is chapter is to provide a background to th e theo retica l m eth o d used to characterize th e o p tical properties o f the m icrocavity structure. Since a ty p ica l d ielectric cavity co n sists o f ... See full document
168
Modification of photon states in photonic molecules with semiconductor nanocrystals
... provides two combinations for the electromagnetic field in a system of interacting microspheres: bonding (BN) and antibonding (ABN) states ...the photon modes of individual microspheres in the PM can cause ... See full document
5
Controllable Optical Bistability and Four Wave Mixing in a Photonic Molecule Optomechanics
... induced absorption [25] has been researched ...OMS, two directly coupled whispering gallery mode (WGM) microcavities termed photonic- molecule [26, 27] with optomechanical effect in one WGM microcavity have ... See full document
10
Generation of Nonclassical Light by Unsaturated Two Photon Absorption
... on photon statistics of the internal and the external fields of a mi- crocavity [14] containing a TPA medium using Langevin equation approach shows a strong photon number squeezing for the output field, ... See full document
13
Photon Confinement in Photonic Crystal Cavities
... micrometer-sized cavities with very-high-reflectivity ...several cavities), or their portability to ...context, semiconductor-based cavity-QED presents a refreshing alternative, albeit (un- ... See full document
98
Optical signal processing via two photon absorption in a semiconductor microcavity for the next generation of high speed optical communications network
... in semiconductor optical amplifiers (SOAs) limits the con- trol pulsewidth and, thus, the maximum switching speed [5], whereas those techniques employing second-harmonic gener- ation (SHG) in optical crystals ... See full document
10
Photonic Applications of Silicon Nanostructures
... study photon propagation on disordered structures and light ...are two aspects: maximization and stabilization of light ...of micro-cavities may be the possible solution to fulfill these ... See full document
8
Towards Heralded Two-Photon Absorption and Two-Photon Excited Fluorescence for Quantum Microscopy and Spectroscopy
... single photon level [5, ...for two-photon absorption (TPA) [7, 8] or two-photon excited fluorescence (TPEF) utilizing a heralded two-photon source is ... See full document
16
Enhanced absorption of infrared radiation in semiconductor photodetectors using micro antenna arrays
... interlinked semiconductor mesa fabrication ...the semiconductor will remain ...the semiconductor is etched down to the n-type ...lift-off, two resists are used in this step, S1818 on the ... See full document
275
Competition between sub-bandgap linear detection and degenerate two-photon absorption in gallium arsenide photodiodes
... the two-photon contribution is sensitive to the squared power of the light (meaning that the relevant parameter to quantify photocurrent gener- ation is the squared peak optical power), we emphasize that ... See full document
5
Investigation and Application of Microscale Semiconductor Lasers and Cavities
... written. Along with the metal contact pattern each die has four 20µm by 20µm square alignment marks. Dose calibration runs yielded an optimal dose of D = 215µCcm −2 at 100KeV using a 1.1nA beam. The sample is developed ... See full document
156
Polarization dependence of a GaAs based two photon absorption microcavity photodetector
... single-photon absorption (SPA) which is also enhanced by the microcavity ...of two and slope of one correspond to the TPA and SPA dominant regimes, ...the two eigenmodes of the ... See full document
7
Photon statistics excitation spectroscopy of a single two level system
... the photon statistics on the excitation dynamics of a single two level ...single semiconductor quantum dot represents the two level system and is reso- nantly excited either with coherent ... See full document
5
Chromatic dispersion monitoring for high speed WDM systems using two photon absorption in a semiconductor microcavity
... a two-photon absorption (TPA) photode- tector for use in chromatic dispersion (CD) monitoring in high- speed, WDM ...a micro- cavity structure, the cavity bandwidth also needs to be ... See full document
10
Two Photon Absorption in Nanostructure Wide Band Gap Semiconductor CdS Using Femtosecond Laser
... the absorption dip is linearly proportional to the 2PA coeffi- cient β, but the shape of the trace is primarily determined by the Rayleigh range of the focused Gaussian ... See full document
6
Theory of direct and indirect effect of two-photon absorption on nonlinear optical losses in high power semiconductor lasers
... High power semiconductor lasers find numerous applications including, but not restricted to, optical communications (e.g. solid state laser and amplifier pumping), manufacturing industry, metrology and ... See full document
37
One and two photon pumped organic semiconductor lasers
... nonlinear absorption process known as two-photon absorption, whereby two photons of half the energy (twice the wavelength) required to bridge the material’s band gap are absorbed ... See full document
185
All optical sampling based on two photon absorption in a semiconductor microcavity for high speed OTDM
... The microcavity works by placing mirrors at either end of the active region of the semiconductor, resulting in the formation of very strong optical fields within the cavity. This can be viewed as an increase in the ... See full document
10
Two photon absorption based detection in semiconductor microcavities
... ese cavities can b e tu n ed by 55 nm u sin g an g le tu n in g , th e re b y allo w in g o n e d ev ice to co v er th e en tire C ban d [92], A n g le tu n in g , h o w ev er, w ill cau se the d e te c to r resp ... See full document
144
GaAs/Al 0.8 Ga 0.2 As avalanche photodiodes for soft X-ray spectroscopy
... X-ray detectors for harsh thermal environments require the detectors to operate without cryogenic cooling for higher stability and lower operational cost. Many wide band gap compound semi- conductors have been ... See full document
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