搜索结果: 1-15 共查到“物理学 Coherent”相关记录155条 . 查询时间(0.375 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Cooperation between Coherent Control and Noises in Quantum Metrology
量子计量 相干控制 噪声
2023/11/7
In this work, the cooperation between coherent control and noises in open spin systems is studied, aiming to demonstrate that such cooperation can provide new possibilities for parametrization in quan...
Optimal design and quantum benchmarks for coherent state amplifiers
Optimal design quantum benchmarks coherent state amplifiers
2016/1/23
We establish the ultimate quantum limits to the amplification of an unknown coherent state, both in the deterministic and probabilistic case, investigating the realistic scenario where the expected ph...
Certifying Quantumness: Benchmarks for the Optimal Processing of Generalized Coherent and Squeezed States[J]
Certifying Quantumness Benchmarks Optimal Processing Generalized Coherent Squeezed States[J]
2016/1/22
Quantumtechnologypromisesrevolutionaryadvantagesininformationprocessingandtransmissioncompared to classical technology; however, determining which specific resources are needed to surpass the capabili...
INVESTIGATION OF QUANTUM FLUCTUATIONS IN A NONLINEAR INTERFEROMETER WITH HARMONIC GENERATION AND COHERENT INTERACTION OF LIGHT AND CS ATOMS
optics A NONLINEAR INTERFEROMETER
2015/1/19
In the first part of this thesis, we investigate the propagation of quantum fluctuations
in a nonlinear interferometer comprising under conditions of harmonic generation
by computer simulations. Thi...
Invest igation on partially coherent vector beams and their propagation and focusing properties
Invest igation partially coherent vector beams propagation focusing properties
2013/7/3
The propagation and focusing properties of partially coherent vector beams including radially polarized and azi-muthally polarized (AP) beams are theoretically and experimentally investigated. The bea...
Vector coherent state representations and their inner products
Vector coherent state representations their inner products Mathematical Physics
2012/7/11
Several advances have extended the power and versatility of coherent state theory to the extent that it has become a vital tool in the representation theory of Lie groups and their Lie algebras. Repre...
Fractals, coherent states and self-similarity induced noncommutative geometry
self-similarity fractals squeezed coherent states noncommutative geometry dissipation
2012/6/30
The self-similarity properties of fractals are studied in the framework of the theory of entire analytical functions and the $q$-deformed algebra of coherent states. Self-similar structures are relate...
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...
Single-shot electro-optic sampling of coherent transition radiation at the A0 Photoinjector
Single-shot electro-optic sampling coherent transition radiation the A0 Photoinjector Accelerator Physics
2012/5/28
Future collider applications and present high-gradient laser plasma wakefield accelerators operating with picosecond bunch durations place a higher demand on the time resolution of bunch distribution ...
Diagrammatic pump-probe approach to coherent backscattering of laser light by cold atoms: Double scattering revisited
Diagrammatic pump-probe coherent backscattering of laser light cold atoms Double scattering revisited Atomic Physics
2012/4/20
We present a diagrammatic derivation of the coherent backscattering spectrum from two two-level atoms using the pump-probe approach, wherein the multiple scattering signal is deduced from single-atom ...
Quaternionic vector coherent states for spin-orbit interactions
Quaternionic vector coherent states spin-orbit interactions Mathematical Physics
2012/4/23
This work addresses the study of two-dimensional electron gas in a perpendicular magnetic field in the presence of both Rashba and Dresselhaus spin-orbit (SO) interactions, with effective Zeeman coupl...
Propagation of partially coherent double-vortex beams in turbulent atmosphere
Partially coherent Double-vortex beams Turbulent atmosphere
2013/7/3
Based on the extended Huygens–Fresnel principle, we study the propagation properties of partially coherent double-vortex beams in turbulent atmosphere. The intensity distribution of the beams on propa...
Non-Lie Point Symmetry and Coherent Soliton Solutions of Nizhnik-Novikov-Veselov Equation
Lax pair symmetries symmetry group exact solution
2012/9/24
A new method is presented to find the finite symmetry groups of nonlinear physics systems. For the (2+1)-dimensional Nizhnik-Novikov-Veselov (NNV) equation, both the Lie point symmetry and the non-Lie...
On the Fermi Function of Squeezed Coherent States
Fermi Function Squeezed Coherent States Quantum Physics
2011/10/9
Abstract: Fermi observed in 1930 that the state of a quantum system may be defined in two different (but equivalent) ways, namely by its wavefunction $\Psi$ or by a certain function $g_F$ on phase spa...
Prospects of coherent control in turbid media: Bounds on focusing broadband laser pulses
Prospects coherent control turbid media broadband laser pulses
2011/8/11
Abstract: We study the prospects of controlling transmission of broadband and bi-chromatic laser pulses through turbid samples. The ability to focus transmitted broadband light is limited via both the...