Far-field diffraction of pulsed optical beams in dispersive media Propagation of a pulsed optical beam (a train of ultrashort optical pulses) inside a linear dispersive medium is studied in the far field without making th... GP Agrawal - 《Optics Communications》 被引量: 141发表: 1999年 ...
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Recent studies have shown that electromagnetic waves, in the vicinity of a scattering structure su ch as an atomic force microscopy (AFM) tip, can be scattered from near to far-field and thus detected. In the pre sent work, a model based on the finite difference time domain (FDTD) method...
Far.【医】 感应电的 near sightedadj. 近视的 near feasibility近可行性 near field拟域 infinitely near【计】 无穷近的, 无限近的 near drowning溺水 最新单词 gas chamber是什么意思及音标n. 毒气室 gas burner是什么意思n. 煤气灶,煤气火焰 gas bomb是什么意思n. 毒气弹 ...
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Near-Field to Far-Field Transformation on Arbitrary Surfaces via Multi-Level Spherical Wave Expansion This paper presents a general technique for the farfield transformation of near-fields measured over arbitrary surfaces and multimode probe correction in a... FR Varela,BG Iraguen,MS Castaner - 《...
ADVERTISEMENT FEATURE SPOTLIGHT ON CHENGDU A difference near and far: local knowledge has broad impact Research in Chengdu is concentrated on regional geographical issues as well as contributing to global scientific questions. "Research is extremely important in our evaluation system, and we strive to ...
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Accurate and computationally efficient characterization of near- and far-field radiation from a class of microwave, millimeter wave, and ultrafast systems is presented. A numerical technique is utilized which combines the finite-difference time domain method with a spatial transformation, the Kirchhoff su...
It is cleared that using FDTD method, the characteristic of impedance of the printed line model, the current waveform, and the near field noise can be... T Kasuga,M Tanaka,H Inoue - 《Ieice Trans.commun.b》 被引量: 6发表: 2000年 Unraveling near-field and far-field relationships for 3D...