搜索结果: 1-15 共查到“物理学 emission”相关记录92条 . 查询时间(0.14 秒)
Aggregation Induced Emission: Faraday Discussion
Optoelectronic devices Biomedical applications
2016/7/22
Luminescent molecules with high efficiency in aggregate state are promising candidate materials for the development of organic light-emitting diodes, fluorescent sensors, solid-state lasers, etc.
Emission Fourier transform spectroscopy for remote sensingof the Earth's atmosphere
Fourier transform spectroscopy emissionspectroscopy Earth observation stratospheric chemistry
2015/9/16
Fourier transform emission spectroscopy can make an important contribution in the observation of the Earth's atmosphere and in the investigation of atmospheric physics and chemistry. In this paper, we...
Resolution of Biological Microstructure Through In Situ Fluorescence Emission Spectra: An Oceanographic Application Using Optical Fibers
Situ Fluorescence Emission Spectra Biological Microstructure
2015/8/19
One of the challenges we face as oceanographers is the wide range of spatial and temporal scales over which we must measure the physical, biological, and chemical properties and processes in the ocean...
U duality, D-branes, and black hole emission rates: Agreements and disagreements
Absorption coefficient five dimensions scalar field a black hole the parameter space
2014/12/22
An expression for the spacetime absorption coefficient of a scalar field in a five-dimensional, near-extremal black hole background is derived, which has the same form as that presented by Maldacena a...
Simulation of the microwave emission of multi-layered snowpacks using the Dense Media Radiative transfer theory: the DMRT-ML model
microwave emission multi-layered snowpacks
2014/12/12
DMRT-ML is a physically based numerical model
designed to compute the thermal microwave emission of
a given snowpack
Stimulated coherent spontaneous emission in an FEL with 'quiet' bunches
shot noise reduction controlled microbunching instability laser heater
2012/5/31
For a planar FEL configuration we study stimulated coherent spontaneous emission driven by a gradient of the bunch current in the presence of different levels of noise in bunches. To perform a vast am...
Metallo-dielectric hybrid antennas for ultrastrong enhancement of spontaneous emission
Metallo-dielectric hybrid antennas ultrastrong enhancement of spontaneous emission Optics
2012/5/29
We devise new optical antennas that reduce the excited-state radiative lifetimes of emitters to the order of 100 femtoseconds while maintaining quantum efficiencies of about 80% at a broadband operati...
$Z_b(10610)$ and $Z_b(10650)$ structures produced by the initial single pion emission in the $Υ(5S)$ decays
$Z_b(10610)$ $Z_b(10650)$ initial single pion emission
2011/7/21
We propose an unique mechanism called {\it Initial Single Pion Emission} existing in the $\Upsilon(5S)$ decays, and further study the line shapes of $d\Gamma(\Upsilon(5S\to \Upsilon(nS)\pi^+\pi^-))/dm...
Mach-like emission from nucleon scattering in proton-nucleus reaction
nucleon scattering proton-nucleus reaction
2011/7/20
The fast-stage nucleon emission of proton-nucleus (pA) reactions from 300A MeV to 1.8A GeV has been investigated using the quantum molecular-dynamics model.
Exciton-polariton emission from organic semiconductor optical waveguides
Exciton-polariton emission organic semiconductor optical waveguides
2011/8/17
Abstract: We photo-excite slab polymer waveguides doped with J-aggregating dye molecules and measure the leaky emission from strongly coupled waveguide exciton polariton modes at room temperature. We ...
An arrayed nanoantenna for broadband light emission and detection
optical nanoantennas subwavelength light guiding field enhancement unidirectional emission
2011/8/4
Abstract: We suggest a broadband optical unidirectional arrayed nanoantenna consisting of equally spaced nanorods of gradually varying length. Each nanorod can be driven by near-field quantum emitters...
Mach-like emission from nucleon scattering in proton-nucleus reaction
Mach-like emission nucleon scattering proton-nucleus reaction
2011/7/21
The fast-stage nucleon emission of proton-nucleus (pA) reactions from 300A MeV to 1.8A GeV has been investigated using the quantum molecular-dynamics model. It is found that the sideward angular spect...
IR Bismuth active centers in optical fibers: Combined excitation-emission spectroscopy
IR Bismuth active centers excitation-emission spectroscopy
2011/9/2
Впервые получены 3-мерные спектры люминесценции (интенсивность люминесценции в зависимости от длин волн возбуждения и эмиссии) легированных висмутом волоконных световодов различного состава в широком ...
Influence of higher-order Kerr effect on conical emission from laser filaments in gases
higher-order Kerr effect ultrashort laser filaments
2011/8/31
We numerically investigate the conical emission (CE) from ultrashort laser filaments, both considering and disregarding the higher-order Kerr effect (HOKE). While the consideration of HOKE has almost ...
Comment on "Particle acceleration by stimulated emission of radiation near a solid-state active medium"
Particle acceleration stimulated emission of radiation
2011/8/31
In a recent Letter,V. Berezovsky, H. Alam, and L. Sch鋍hter have reported 揳cceleration of electrons moving in free space near an active Nd:YAG slab? The reported mechanism is particle acceleration by s...