Incoherent pumping
WebMay 8, 2009 · Bose-Einstein condensation in a gas of magnons pumped by an incoherent pumping source is experimentally studied at room temperature. We demonstrate that the … WebOct 1, 2010 · Abstract A counterpart of the Mollow triplet (luminescence line shape of a two-level system under coherent excitation) is obtained for the case of incoherent excitation in a cavity. The system...
Incoherent pumping
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WebJan 3, 2024 · We have studied the effect of an external coherent drive and incoherent pumping on these higher-energy levels and observed the enhancement of intracavity photon numbers due to quantum coherence effects. The amplification of intracavity photons is achieved even without a population inversion.
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 … 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 …
WebOct 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 … 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 …
WebApr 1, 2024 · With the help of an incoherent pumping field, the SGC effect becomes remarkable, and zero absorption or amplification of the probe field forms without population inversion. Under the action of 2D standing-wave coupling field, the probe field propagating in the atomic sample, can be diffracted into high-order directions effectively.
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. how do i reset my fire pinWebOptical 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 ... how much money has kenshi madeWebFeb 10, 2024 · Abstract The optical parametric amplification of spectrally incoherent signals is analyzed and simulated using a set of normalized equations describing phase-matched three-wave nonlinear mixing. Varying the amplifier’s properties and the seeding conditions reveals different amplification regimes. how do i reset my ford touch screenWeband γσ for the QD exciton) or excitation (Pa and Pσ) due to incoherent pumping. 22 Dephasing can be included in this formalism with additional terms Lσ†σ for pure dephasing 5 ,23 24 or L σ ... how do i reset my fitbit inspire 2http://www.aml.engineering.columbia.edu/ntm/level3/ch02/html/l3c02s01.html how much money has justin bieber madeWebOct 1, 2010 · A counterpart of the Mollow triplet (luminescence line shape of a two-level system under coherent excitation) is obtained for the case of incoherent excitation in a … how do i reset my foxtel remote controlWebJan 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. … how do i reset my furnace ignitor