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## Phase and amplitude variations of optically induced spin transients (1989)

### Citations

42 | Auld report
- See
- 2001
(Show Context)
Citation Context ...ecessing in the yz plane are given as A = [my(O) 2 + mz(O) 2] 1/2 p [-y" 2 f 2 + ( 2P+2 + Ye ff2)2]1/2 Yeff fL2 + 2 p+2 + ff2 I/eff L m,(0) ^2p+ + eff _ mY(O) _ YefffIL tan - z(0) - a2p+2 + Yeff2 (7) =-=(8)-=- Here A.B denotes Bohr's magneton, g is the Land6 factor, and B is the magnetic field. The effective relaxation rate Yeff is given by the sum of the relaxation rate y due to diffusion of the atoms out... |

9 | Experimental study of Zeeman light shifts in weak magnetic-fields, Phys - Cohen-Tannoudji, Dupont-Roc - 1972 |

8 |
Nuclear Induction due to free Larmor precession
- Hahn
- 1950
(Show Context)
Citation Context ...t precessing in the yz plane are given as A = [my(O) 2 + mz(O) 2] 1/2 p [-y" 2 f 2 + ( 2P+2 + Ye ff2)2]1/2 Yeff fL2 + 2 p+2 + ff2 I/eff L m,(0) ^2p+ + eff _ mY(O) _ YefffIL tan - z(0) - a2p+2 + Yeff2 =-=(7)-=- (8) Here A.B denotes Bohr's magneton, g is the Land6 factor, and B is the magnetic field. The effective relaxation rate Yeff is given by the sum of the relaxation rate y due to diffusion of the atoms... |

4 |
Quantum Beats and Time-Resolved Fluorescence Spectroscopy ed K Shimoda (Berlin:
- Haroche
- 1976
(Show Context)
Citation Context ...zation established during the optical pumping process. For a quantitative analysis, it is useful to introduce the vector m for the ground-state polarization as" m = [P12 + P21,-i(P12 - P21),P22 - P]- =-=(1)-=- The longitudinal component m of the magnetization, i.e., the component parallel to the laser beam, is given by the difference of the populations of the ground-state subRosatzin et al. A 'r- - _N U PD... |

2 |
A simple method of observing coherent ground state transients
- Mlynek, Lange
- 1979
(Show Context)
Citation Context ...ift, has the same effect as a magnetic field along the direction of the laser beam. 3 The equation of motion of the system under the influence of laser and magnetic field is"",12 mi = (x m- effm + P, =-=(3)-=- with Q = (LAiP+), f= l gB P = (OOP+),h Yff = )Y + P+. (4) x Y AP Fig. 2. Representation of the magnetic field DL and the pseudofield AP due to the light-shift effect, together with the equilibrium ma... |

2 |
Optical methods for studying Hertzian resonances
- Kastler
- 1967
(Show Context)
Citation Context ... beams was focused onto a photodiode; the difference of the two photocurrents was then amplified and recorded with a digital storage oscilloscope. The resulting signal is AI = Io exp(-aol) sin(2mdo). =-=(9)-=- Since this is an odd function of the magnetization, the zero-order term as well as the second-order term vanishes, and the linear term is usually a good approximation of the signal, AI, = mdoIo exp(-... |

1 |
General theory of laser-induced quantum beats. I. Saturation effects of single laser excitation," Phys
- Silverman, Haroche, et al.
- 1978
(Show Context)
Citation Context ... our model system occurs exclusively in the two ground-state levels and can be described by the magnetization vector m. The effect of the pump laser can be parameterized by the pump rate P+ = r + 2)' =-=(2)-=- where j3+ = ueE+/2h represents the optical Rabi frequency and A = A/F2 denotes the detuning A of the laser frequency from exact optical resonance, normalized to the half-width at half-height r2 of th... |

1 |
Measurement of the hyperfine structure of Pr3+: YAG by quantum-beat free induction decay, hole burning, and optically detected nuclear quadrupole resonance
- Shelby, Tropper, et al.
- 1983
(Show Context)
Citation Context ...ection of the laser beam. 3 The equation of motion of the system under the influence of laser and magnetic field is"",12 mi = (x m- effm + P, (3) with Q = (LAiP+), f= l gB P = (OOP+),h Yff = )Y + P+. =-=(4)-=- x Y AP Fig. 2. Representation of the magnetic field DL and the pseudofield AP due to the light-shift effect, together with the equilibrium magnetization m. and its projection into the yz plane my.. F... |

1 |
Quantum beat free induction decay in Tm2+:SrF2:Fourier transform ESR spectroscopy by optical means," Phys
- Kohmoto, Fukuda, et al.
- 1983
(Show Context)
Citation Context ... details see text. ation time Yeff , in which case the magnetization is determined by the stationary solution of the equation of motion M. = Yeff(flL + ij 2 p+ 2 + Yeff2 x (AP+ lL, YeffQL 2P+ + eft). =-=(5)-=- The relative orientation of this equilibrium magnetization is also shown in Fig. 2. If the pump beam is suddenly switched off, the magnetization generated during the pulse is no longer in equilibrium... |

1 |
Laser-saturation spectroscopy with optical pumpings
- See, Feld, et al.
- 1980
(Show Context)
Citation Context ...dition for the FID. We choose the end of the pump pulse as the origin of our time axis, so that the evolution of the magnetization can be written as m(t) = [mak -A sin(flLt + ), A cos(fLt + 4)]e- t . =-=(6)-=- Here m,(O) = mx,. is the x component of the stationary magnetization generated by the pump pulse. Since this component is parallel to the magnetic field, it has no oscillatory time dependence but mer... |

1 |
Optical generation and detection of Am = 2 Zeeman coherence in the Cs ground state with a diode laser
- See, Mishina, et al.
(Show Context)
Citation Context ... this is an odd function of the magnetization, the zero-order term as well as the second-order term vanishes, and the linear term is usually a good approximation of the signal, AI, = mdoIo exp(-aol). =-=(10)-=- Fig. 4. Equilibrium magnetization m,,(0) as a function of optical pump rate for two different detunings. The optical pump rate 1,6+12/F2 runs from 0 to 2 X 107 sec-'. The arrows represent the values ... |

1 |
Magnetically induced optical self-pulsing in a nonlinear resonator
- Mitschke, Deserno, et al.
- 1986
(Show Context)
Citation Context ...red by them. The analogous case is described by our formulas (7) and (8) in the limit of very long relaxation times, y -> 0, and on-resonance irradiation, A = 0. The FID amplitude is then A= _P = + . =-=(11)-=-V / SQpVl2 + P2 The condition for strong optical pumping is therefore P+ >> flL, under which the system becomes fully polarized (A -- 1). It is important to realize that this condition defines the equ... |

1 | Optically driven spin nutations in the ground state of atomic sodium - Suter, Rosatzin, et al. - 1990 |

1 | Two quantum beat phenomena observed for magnetically tuned atomic sublevels - Lundberg, Svanberg - 1978 |

1 | Coherent optical transients," Phys - See, Brewer - 1977 |