搜索结果: 1-15 共查到“物理学 Photon”相关记录176条 . 查询时间(0.14 秒)
The top quark is very special. It’s the heaviest known elementary particle and therefore strongly interacts with the Higgs boson. The top quark’s interactions with other particles provide promising le...
2018年SPIE光学感应，成像和光子计数会议（SPIE Optical Sensing,Imaging,and Photon Counting:From X-Rays to Thz）
2018年 SPIE 光学感应，成像和光子计数 会议
2017/11/27
Nano-structuring of optoelectronic devices enables photonic detectors, sensors, and imagers with functionalities and properties that surpass traditional bulk devices in virtually any metric; for examp...
2017年光子-声子相互作用研讨会（Workshop on Photon-phonon interaction: fundamental,material and applications）
2017年 光子-声子相互作用 研讨会
2017/9/22
Photon-phonon interaction in highly confined nanoscale waveguides or microfiber through guided-wave stimulated Brillouin scattering (SBS) has recently emerged as an important area of research. Compar...
2017SPIE光子计数应用会议（2017 Conference on Photon Counting Applications）。
Electron-photon small-talk could have big impact on quantum computing
Electron-photon small-talk big impact quantum computing
2017/1/9
In a step that brings silicon-based quantum computers closer to reality, researchers at Princeton University have built a device in which a single electron can pass its quantum information to a partic...
Practical and Fast Quantum Random Number Generation Based on Photon Arrival Time Relative to External Reference
Practical Fast Quantum Random Number Generation Photon Arrival Time Relative External Reference
2016/1/22
We present a practical high-speed quantum random number generator, where the timing of single-photon detection relative to an external time reference is measured as the raw data. The bias of the raw d...
PHOTON-PHOTON SCATTERING, PION POLARIZABILITY, AND CHIRAL-SYMMETRY
Meson polarizability dispersion relations chiral perturbation theory expert at low amplitude decentralized processing
2014/12/23
Recent attempts to detect the pion polarizability via analysis of γγ→ππ measurements are examined. The connection between calculations based on dispersion relations and on chiral perturbation theory i...
Doppler-compensated three-photon electromagnetically induced transparency
Doppler-compensated three-photon electromagnetically transparency Atomic Physics
2012/5/31
We demonstrate Doppler-compensated bright and dark states in a resonant four-level atomic system. The spectral features are the result of electromagnetically induced transparency (EIT) and absorption ...
A simple scheme for realizing four-photon GHZ state based on cavity quantum electrodynamics
量子光学 GHZ态 阶梯型三能级原子 双模腔
2012/3/31
提出一种利用阶梯型三能级原子与两个双模腔谐振相互作用制备四光子GHZ态的方案。在该方案中，量子信息编码在腔场的虎克态中。通过求解薛定谔方程，得到相互作用系统的量子态。原子通过两个腔后被测量时，场能崩塌到所需要的GHZ态。结果表明该方案简单且实验上可行。
Heat Load and Stress Studies for an Design of the Photon Collimator for the ILC Positron Source
ILC collimator material stress high power beam absorption heat loads
2012/2/28
The ILC baseline design for the positron source is based on radiation from a helical undulator to produce positrons in a thin target. Since the photon beam created in the helical undulator is circular...
Deterministic production of free-propagating Fock states of programmable photon number from a single atom-cavity system
Deterministic production free-propagating Fock states programmable photon number single atom-cavity system
2012/2/28
We propose a mechanism for producing Fock states on demand leaking from a single mode optical cavity interacting with a single atom and a laser pulse. The number of photons can be chosen, as it is det...
On-chip, photon-number-resolving, telecom-band detectors for scalable photonic information processing
On-chip photon-number-resolving telecom-band detectors scalable photonic information processing
2011/8/18
Integration is currently the only feasible route towards scalable photonic quantum processing devices that are sufficiently complex to be genuinely useful in computing, metrology, and simulation. Embe...
Photon-induced carrier transport in high efficiency midinfrared quantum cascade lasers
Photon-induced carrier transport midinfrared quantum cascade lasers Optics
2011/8/18
Abstract: A midinfrared quantum cascade laser with high wall-plug efficiency is analyzed by means of an ensemble Monte Carlo method. Both the carrier transport and the cavity field dynamics are includ...
Generating Molecular Rovibrational Coherence by Two-Photon Femtosecond Photoassociation of Thermally Hot Atoms
Generating Molecular Rovibrational Two-Photon Femtosecond Photoassociation Thermally Hot Atoms
2011/8/18
Abstract: The formation of diatomic molecules with rotational and vibrational coherence is demonstrated experimentally in free-to-bound two-photon femtosecond photoassociation of hot atoms. In a therm...
Breakdown of the photon lifetime concept in optical cavities with negative group delay
the photon lifetime optical cavities negative group delay
2011/8/18
Abstract: The concept of photon lifetime in a cavity is shown to be non-relevant in the case where the cavity round-trip group delay is negative due to the presence of a strong intracavity negative di...