The two photons go off together as coherent radiation. 这两个光子一起发射出去,形成相干辐射。
Cerenkov free-electron laser device emitted coherent radiation for the first time in China in 1990. It has come up to advanced world level in the late 1980's. 契仑柯夫自由电子激光装置,1990年在国内首次出光,达到八十年代国际同类装置先进水平。
Generation of Coherent Radiation Using Plasmas 利用等离子体产生受激辐射
Generation of IR stimulated emission and UV coherent radiation based on two-step resonance of UNEQUAL-FREQUENCIES excited Li atoms 锂原子在不等频两步共振激发下的红外受激和紫外相干辐射
The coherent radiation of frequency-locked will be generated gained from a train of line charges. 可以通过调节线电荷调制频率等参量实现辐射电磁波频率锁定。
Coherent radiation of millimeter wave generated by intense annular relativistic electron beam 强流相对论电子束环产生的毫米波相干辐射
Coherent radiation generated by the short pulse effect of the electron beam 电子束短脉冲效应产生的相干辐射
X Ray Laser New Short Wavelength Coherent Radiation Sources X射线激光器&新兴的短波长相干光源
Free-electron coherent radiation in axial and helical magnetic fields 轴向和螺旋磁场中的自由电子相干辐射
Properties of coherent radiation of millimeter wave generated by a intense rotating annular relativistic electron beam ( E-layer) which is from a cusp magnetic field are investigated. 本文研究由跃变磁场产生的绕轴高速旋转的电子束环(E层)产生毫米波相干辐射的特性。
Simulation results verifies that a modified wiggler free-electron laser is an important way to realize short-wavelength coherent radiation. 模拟结果证实了改型wiggler自由电子激光是实现短波长相干光辐射的重要途径之一。
A free-electron laser, which has been developed with a new method and technique, in the last year directly converts the dynamic energy of the relativistic electrons to coherent radiation. 近几年发展起来的自由电子激光器,由电子的动能直接转化为相干辐射,是产生相干辐射的新技术,新途径。
Ion Channel Electron Cyclotron Maser ( ICECM) is an advanced new scheme to generate tunable coherent radiation with frequency ranging from microwave to x rays. 基于等离子体状态下的离子通道电子回旋脉泽(ICECM)能够产生宽带高功率微波辐射,是一个新的可调谐同步辐射源研究方案。
UV coherent radiation at 327 nm, 328 nm, 330 nm and 333 nm is generated by four-wave parametric process in sodium vapour. The spectral characteristics is examined. 本文报告在钠蒸汽中,通过四波参量过程在327nm,328nm,330nm及333nm处得到紫外相干辐射及对它们光谱特性的研究结果。
Analogy between life phenomenon and las(?) r is demonstrated in terms of both cooperative phenomena and coherent radiation. 从协同现象和相干辐射两个方面论述了生命现象与激光器的类似性。
The coherent radiation power characteristic of Josephson array under cavity coupling 胶体耦合下Josephson结阵相干辐射的功率特性
Second-order nonlinear optical frequency conversion system ( i.e. second-order parametric process) is a powerful tool for generating tunable coherent radiation, squeezed vacuum state, squeezed coherent state, squeezed Fock state and other kinds of nonclassical states of light. 二阶非线性光学频率转换系统(即二阶参量过程)是产生可调谐相干辐射、压缩真空态、压缩相干态、压缩数态以及其它非经典态的一种强有力的工具。
Due to the interactions between the electronic dipole field of water molecules confined within microtubule and the quantized electromagnetic radiation field, the incoherent, thermal and disordered molecular movement excited the water molecules from ground state to excited state and transferred into the collective coherent radiation. 大量水分子与电磁场的相互耦合,微管中的非相干的、与热有关的和无序的分子运动,激发大量水分子从基态到激发态并转化为有序的集体电磁相干辐射。
Extension of the coherent radiation by a double-atom model system 双原子模型体系拓展相干辐射的研究
The current role and future prospects of pyroelectric coherent radiation detectors 热电相干辐射探测器的现状及其展望
Through four-wave mixing processes of two laser photons and one infrared photon of optical pumped stimulated emission in sodium vapor, six groups, eleven lines, of coherent radiation in the UV region were observed. 利用两个激光光子与一个光泵受激发射的红外光子在纳蒸气中进行四波混频.观测到六组十一条紫外相干辐射谱线。
A study of 3S-4D two-photon resonance enhanced UV coherent radiation in sodium vapour Na原子中3S&4D双光子共振增强紫外相干辐射的观测和研究
The Character Research of UV Coherent Radiation in Ca Vapor 钙蒸气中的紫外相干辐射特性研究
Spectral characteristics of UV coherent radiation generated by four-wave parametric process in sodium vapour 钠蒸汽中通过四波参量过程产生紫外相干辐射的光谱特性
Stimulated Raman scattering ( SRS) is a stimulated-scattering process with some characteristics same to laser radiation, which can be used to generate new coherent radiation sources and has long been shown to be an important method to shift laser wavelength. 受激拉曼散射(SRS)作为一种受激散射过程,具有与激光辐射完全相同的特性,可以用于产生新的相干辐射资源,已成为激光波长变换的一种重要方法。
Coherent radiation of four level atoms in branched and cyclic configurations 分枝和环状构型中的四能级原子的相干辐射
In order to get higher coherent radiation power, the power combining based on phase-locking technology is one of the promising ways. 在寻求更高功率相干辐射的过程中,基于锁相方法的功率合成技术成为一种重要的方案。
Stimulated Raman scattering ( SRS) can generate a new frequency of coherent radiation, and expands the spectrum of the laser, thus in laser physics and its applications research SRS is of great significance. 利用受激拉曼散射(SRS)可产生新频率的相干辐射,扩展激光的频谱范围,因而在激光物理及其应用研究中具有十分重要的意义。