Incoherent pumping
WebJan 24, 2024 · which includes photon loss at rate κ, incoherent loss of atomic excitations at rate and an incoherent pumping process at rate as standard Lindblad terms with .We note that both the atomic pumping and dissipation terms could in principle be engineered using the same Raman scheme as illustrated in figure 1, but not involving the cavity—i.e. … WebMar 3, 2024 · When dephasing is very rapid, the pump-probe can be interpreted as an incoherent experiment, and the differential intensity (or absorption) change is proportional to the change of population of the states observed by the probe field.
Incoherent pumping
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WebNov 15, 2006 · @article{osti_20979344, title = {Quantum-fluctuation properties of the ladder scheme of a three-level laser with incoherent pumping}, author = {Ben-Arie, A and Koganov, G A and Shuker, R}, abstractNote = {The dynamics and quantum statistical properties of the three-level laser ladder model are investigated. A comparison between this model to the … WebAug 20, 2024 · It is shown that in the presence of incoherent pumping field, the influences of the SGC and the relative phase of the OB behavior become more effective. …
WebMar 15, 2024 · Influences of spontaneously generated coherence (SGC) and relative phase of laser fields on a probe laser pulse propagating in a three-level cascade atomic medium … WebNov 6, 2024 · However, the incoherent pump does effect the entanglement and purity of the signal and the idler modes, which is of vital importance for quantum information …
WebNov 30, 2016 · We introduce in this paper a modal description of polariton condensation under incoherent pumping of arbitrary spatial profile, based on eigenmodes of the non-Hermitian generator of the linearized dynamics. Additionally, a pump-dependent basis is then introduced to formulate a temporal coupled-mode theory that captures condensate … WebNov 12, 2024 · The switching efficiency by the relative phase was enhanced with the increase in the strength of spontaneously generated coherence in the presence of …
WebIncoherent pumping of free-electron lasers Full Record Related Research Abstract The efficiency and operations of free electron lasers under incoherent pumping is considered. …
WebFeb 27, 2024 · To study the spatiotemporal evolution of the incoherent pumping of LIP, a numerical approach based on the collisional-radiative model and kinetic equations has been employed. The influence of total density and gas temperature on the stimulated emission and gain coefficient of the plasma plume was studied. orar haltrichWebMay 29, 2013 · The authors found that integrated gain on the lasing transition is positive only in the presence of an incoherent pump field. Having a short time scale in mind, here we study transient LWI completely disregarding assisting factors such as spontaneous decay or incoherent pumping. In particular, we obtain an analytical expression for the gain ... ipl theme song downloadipl testingWebOct 25, 2024 · Our calculations show that a superradiant maser with a linewidth below millihertz can be achieved with moderate kilohertz incoherent pumping of over 10 14 spins at room temperature. We show that the superradiant masing prevails in the presence of inhomogeneous broadening, and we present numerical and analytical studies of the … ipl textWebOptical pumping can be realized by light from powerful incoherent sources. The incoherent light is absorbed by the active medium so that the atoms are pumped to the upper laser level. This method is especially suited for solid state or liquid lasers whose absorption bands are wide enough to absorb sufficient energy from the wide band incident ... ipl therapy for dry eye bedfordWebFeb 27, 2024 · The optical pumping of laser-induced copper plasma by incoherent light of a fast-discharge xenon flashlamp is proposed to enhance the stimulated emission of the laser-induced plasma (LIP). To study the spatiotemporal evolution of the incoherent … ipl the systemWebApr 10, 2000 · Coheren t and incoheren t pumping of electrons in double quan tum dots B.L. Hazelzet, M.R. W egewijs, T.H. Sto of and Y u. V. Nazarov Dep artment of Applie d Physics, … ipl theme