• No results found

[PDF] Top 20 Two photon absorption based detection in semiconductor microcavities

Has 10000 "Two photon absorption based detection in semiconductor microcavities" found on our website. Below are the top 20 most common "Two photon absorption based detection in semiconductor microcavities".

Two photon absorption based detection in semiconductor microcavities

Two photon absorption based detection in semiconductor microcavities

... es based on placing low frequency m odulated signals on the transm itted signal and then m onitoring the transm ission o f these m odulated signals at different points throughout the netw ork have been dem ... See full document

144

Competition between sub-bandgap linear detection and degenerate two-photon absorption in gallium arsenide photodiodes

Competition between sub-bandgap linear detection and degenerate two-photon absorption in gallium arsenide photodiodes

... by two mech- anisms, either the PAT or the PASRH. The PAT is based on the curvature of the energy bands and hence depends on the applied ...is based on the ionization of traps from deep levels in the ... See full document

5

Polarization dependence of a GaAs based two photon absorption microcavity photodetector

Polarization dependence of a GaAs based two photon absorption microcavity photodetector

... In order to use these structures for TPA applications in which the polarization of the input signal is subject to change, we must first fully understand the TPA polarization dependence in these microcavities. The ... See full document

7

Towards Heralded Two-Photon Absorption and Two-Photon Excited Fluorescence for Quantum Microscopy and Spectroscopy

Towards Heralded Two-Photon Absorption and Two-Photon Excited Fluorescence for Quantum Microscopy and Spectroscopy

... The photon statistics of a light field is important for nonlinear processes as outlined comprehensively by Mollow ...single photon sources based on SPDC [25] as well as the generation of ... See full document

16

Chromatic dispersion monitoring for high speed WDM systems using two photon absorption in a semiconductor microcavity

Chromatic dispersion monitoring for high speed WDM systems using two photon absorption in a semiconductor microcavity

... In this paper, a theoretical and experimental investigation on the use of a TPA-based microcavity for CD monitoring in a high- speed, multi-wavelength optical communications system is pre- sented. As mentioned, ... See full document

10

Tracking dark excitons with exciton polaritons in semiconductor microcavities

Tracking dark excitons with exciton polaritons in semiconductor microcavities

... presence of dark excitations in a semiconductor system. We found that these carriers have a surprisingly long lifetime of more than 20 ns. Besides the possibility to unveil the dynamics of optically dark ... See full document

5

Polariton traps in semiconductor microcavities

Polariton traps in semiconductor microcavities

... are based on two-level transitions which can re-absorb photons once they have been emitted ...laser based on semiconductor microcavities it is pos- sible to have gain without this ... See full document

5

One  and two photon pumped organic semiconductor lasers

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

Semiconductor optical microcavities for chip-based cavity QED

Semiconductor optical microcavities for chip-based cavity QED

... The work described in this section is largely based on ref. [25]. In analogy to the study of localized impurity states of electrons in periodic crystals [96, 97, 98, 99], we develop a Wannier-like wave equation to ... See full document

333

Generation of Nonclassical Light by Unsaturated Two Photon Absorption

Generation of Nonclassical Light by Unsaturated Two Photon Absorption

... To generate nonclassical light, normally, a coherent light is allowed to interact in a nonlinear fashion with a medium. The phase space contour line which is observed as a circle for the initial coherent state would then ... See full document

13

Optical signal processing via two photon absorption in a semiconductor microcavity for the next generation of high speed optical communications network

Optical signal processing via two photon absorption in a semiconductor microcavity for the next generation of high speed optical communications network

... those based on the Kerr effect in optical fibers, speciality fibers are required, and precise control of the wavelength of the control pulse and signal pulse around the zero-dispersion wavelength are necessary ... See full document

10

All optical sampling based on two photon absorption in a semiconductor microcavity for high speed OTDM

All optical sampling based on two photon absorption in a semiconductor microcavity for high speed OTDM

... It has been demonstrated that a commercially available 1.3 µ m laser diode can be used for the detection of 1 . 5 µ m optical pulses via the TPA process. 11 Since the band gap of such a device is greater than the ... See full document

10

Influence of optical material properties on strong coupling in organic semiconductor based microcavities

Influence of optical material properties on strong coupling in organic semiconductor based microcavities

... lowest photon mode of the ...the absorption in the UV (the energy of these UV excitons is too high to be marked in Figure 4), which is why the highest energy polariton branches observed correspond to ... See full document

5

Two photon absorption in semiconductor micro cavities

Two photon absorption in semiconductor micro cavities

... are based on a scalar plane-w ave solu tio n to M axw ell’s eq u ation s th a t relate th e incident and o u tg o in g electric field w hen at an ...e absorption enhancem ent o b tain ed using a m ... See full document

168

Off branch polaritons and multiple scattering in semiconductor microcavities

Off branch polaritons and multiple scattering in semiconductor microcavities

... cavity photon and quantum well exciton components, ...of two pump polaritons into the pair of polaritons at the wave vectors 0 共 signal 兲 and 2k p 共 idler 兲 ... See full document

10

Polariton polariton Interactions and Stimulated Emission in Semiconductor Microcavities

Polariton polariton Interactions and Stimulated Emission in Semiconductor Microcavities

... states for higher k values the exciton reservoir . For conditions of non-resonant excitation, the photocreated excitons populate the exciton reservoir, before scattering down into the polariton region. At low densities, ... See full document

10

Mid-infrared two photon absorption sensitivity of commercial detectors

Mid-infrared two photon absorption sensitivity of commercial detectors

... power, two-photon GaAs/InGaAs quantum well infrared photodetectors (2P-QWIP) have been ...adequate two-photon absorption (TPA) sensitivity, whereas the second harmonic conversion ... See full document

7

Polariton Dynamics and Bose Einstein Condensation in semiconductor microcavities

Polariton Dynamics and Bose Einstein Condensation in semiconductor microcavities

... The theoretical study of semiconductor microcavities has followed two different lines. A fermionic formalism, includ- ing carrier-carrier correlation, explained the lasing by popu- lation inversion ... See full document

11

Angular asymmetric nonlinear polariton dynamics in semiconductor microcavities

Angular asymmetric nonlinear polariton dynamics in semiconductor microcavities

... controlled semiconductor epitaxies, both elec- tronic and photonic wavefunctions and their interactions can be specifically manipu- ...surface-emitting semiconductor lasers (VCSELs), which couple quantum ... See full document

8

High-occupancy effects and stimulation phenomena in semiconductor microcavities

High-occupancy effects and stimulation phenomena in semiconductor microcavities

... in semiconductor microcavities, with emphasis on the va- riety of new physics and the potential for applications that has been demonstrated ...and photon properties, and how they interact to- gether ... See full document

13

Show all 10000 documents...