Raman nath regime
Webb1 jan. 1980 · In the Raman-Nath regime several diffracted waves are produced. Show abstract Recording and thermo developing of latent phase holograms in the … Webb3 apr. 2024 · This is implemented by applying a short lattice pulse on BEC in the Kapitza-Dirac (or Raman-Nath) regime, which, in the classical picture, corresponds to phase modulation imprinted on matter wave.
Raman nath regime
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WebbUnderwater sound speed plays a vital role in maritime safety. Based on the acousto-optic self-interference effect, we proposed a new method to measure underwater sound speed utilizing Raman–Nath diffraction, generated by the acousto-optic effect between an optical frequency comb and pulsed chirp signal. When the pulsed chirp travels between … Webb1 aug. 2024 · In this sensing regime, two important improvements to the preceding works are: (1) using a specific diffraction order of the sensing laser caused by the acousto …
Webbused in the Bragg or Raman-Nath Regimes. The Raman-Nath Parameter Q is defined as k0 k w Q = a [1] where ka is the wave number of the acoustic wave, k0 is the wave number … Webb19 apr. 2007 · Atom-wave diffraction between the Raman-Nath and the Bragg regime: Effective Rabi frequency, losses, and phase shifts. We present an analytic theory of the …
Webb3 apr. 2024 · This is implemented by applying a short lattice pulse on BEC in the Kapitza-Dirac (or Raman-Nath) regime, which, in the classical picture, corresponds to phase … WebbThe numerical analysis shows that for particular values of the physical parameters involving the grating diffraction phenomenon, three o different regimes can be established: the Raman-Nath, the thin regime, the Bragg, the thick regime, and an Fig. 5 Amplitude of the proposed model for p = 1 against 0.
Webb13 mars 2024 · We propose and analyze an efficient scheme for the lopsided Raman-Nath diffraction of one-dimensional ( 1D) and two-dimensional ( 2D) atomic gratings with …
http://www.mt-berlin.com/frames_ao/descriptions/ao_effect.htm delta atl to bhm flight statusWebb拉曼-奈斯衍射:声光作用长度较短 、超声波的频率较低 、光波垂直于声场传播的方向、此时的声光晶体相当于一个“平面光栅”。 布拉格衍射:声光作用长度较长、 超声波的频率 … delta atlanta to charleston flights todayWebbWe give a detailed description of an atomic interferometer in which a gaussian beam of two-level atoms interacts with two separated standing waves. We consider specifically a situation where the atom-field interaction is sufficiently off-resonance that spontaneous emission can be ignored, and the Raman-Nath regime which neglects phase-matching ... delta atl to orf flight statusWebb19 apr. 2007 · We present an analytic theory of the diffraction of (matter) waves by a lattice in the "quasi-Bragg" regime, by which we mean the transition region between the long-interaction Bragg and "channelling" regimes and the short-interaction Raman-Nath regime. The Schroedinger equation is solved by adiabatic expansion, using the conventional … delta at the portsideWebbWe present an analytic theory of the diffraction of (matter) waves by a lattice in the “quasi-Bragg” regime, by which we mean the transition region between the long-interaction Bragg and “channelling” regimes and the short-interaction Raman-Nath regime. The Schrödinger equation is solved by adiabatic expansion, using the conventional adiabatic … delta at the portside stockton caWebb16 juni 2024 · Panel (a) shows that for SBD only the two resonant paths contribute to the interference signal and they have the same population. For short times (in the Raman-Nath regime), population is lost to spurious paths which, however, do not end in the exit port. For long times (in the deep Bragg regime), population is lost due to velocity selectivity. fetchur items hypixelWebbCharacterization of pulsed ultrasound using optical detection in Raman-Nath regime Authors Lecheng Jia 1 , Bin Xue 2 , Shili Chen 1 , Hanzhong Wu 2 , Xiaoxia Yang 3 , Jingsheng Zhai 2 , Zhoumo Zeng 1 Affiliations 1 State Key Laboratory of Precision Measurement Technology and Instrument, Tianjin University, Tianjin 300072, China. delta atl to nyc flight status