標(biāo)題: Titlebook: Ultra-Wideband, Short-Pulse Electromagnetics; Henry L. Bertoni,Lawrence Carin,Leopold B. Felsen Book 1993 Springer Science+Business Media [打印本頁(yè)] 作者: dejected 時(shí)間: 2025-3-21 16:42
書目名稱Ultra-Wideband, Short-Pulse Electromagnetics影響因子(影響力)
作者: 無(wú)法破譯 時(shí)間: 2025-3-21 22:08
Scattering, Resonance, Creeping Wave, Traveling Wave and All That: UWB Measurements of Various Targelook at data gather from a sphere. One clearly sees the specular return followed by the creeping wave. Resonance is observed at late times. We also have examined a dipole, which has a very large cross section at its resonance frequency. The dipole clearly exhibits ringing at its fundamental frequenc作者: Decrepit 時(shí)間: 2025-3-22 02:26 作者: 機(jī)制 時(shí)間: 2025-3-22 04:54 作者: Myocarditis 時(shí)間: 2025-3-22 09:33 作者: 細(xì)微的差異 時(shí)間: 2025-3-22 14:30 作者: 極為憤怒 時(shí)間: 2025-3-22 20:26 作者: FOVEA 時(shí)間: 2025-3-23 00:23 作者: 可觸知 時(shí)間: 2025-3-23 05:00
R. S. Clark,L. F. Rinehart,M. T. Buttram,J. F. Aurand作者: 紋章 時(shí)間: 2025-3-23 09:28 作者: Tinea-Capitis 時(shí)間: 2025-3-23 10:02 作者: extract 時(shí)間: 2025-3-23 17:36 作者: 逗留 時(shí)間: 2025-3-23 20:19
Lynn M. Miner,Donald E. Vossant Indian opinion and a particular understanding of development, has impacted India’s policy in higher education. The author argues that a narrow and elite-serving view of development has had limiting impact on the growth and flowering of Indian higher education and society.作者: 恃強(qiáng)凌弱 時(shí)間: 2025-3-24 00:33
S. P. Kuo,A. Ren,J. Huang Danish welfare state, and revealed a symptomatic lack of fast and flexible response. Various counter-measures were launched, but a hard kernel of undomesticable issues remained, and societal dislocation was thus unavoidable.作者: 朦朧 時(shí)間: 2025-3-24 03:11 作者: 果仁 時(shí)間: 2025-3-24 06:54 作者: 財(cái)政 時(shí)間: 2025-3-24 14:42 作者: 高射炮 時(shí)間: 2025-3-24 15:30 作者: 沒(méi)收 時(shí)間: 2025-3-24 20:27
he nuclear technology and get raw materials from the Third World to use for their own energy needs. As the oil-exporting countries deplete their oil reserves for consumption and exports, they will be more dependent on the advanced countries for nuclear and other energy alternative technologies in the future.作者: Chipmunk 時(shí)間: 2025-3-25 00:09 作者: deviate 時(shí)間: 2025-3-25 06:39 作者: 少量 時(shí)間: 2025-3-25 08:43 作者: idiopathic 時(shí)間: 2025-3-25 14:55 作者: 暴發(fā)戶 時(shí)間: 2025-3-25 16:15
John G. Siambis,Robert S. Symonsr cent of all the votes cast. By October 1974 they could only manage to capture 75 per cent.; and at the heart of that loss has been the growing alienation of voters from politicians who have repeatedly failed to deliver that economic regeneration which they had so regularly promised in their pursuit of government office.作者: Opponent 時(shí)間: 2025-3-25 21:06 作者: palliate 時(shí)間: 2025-3-26 01:37 作者: Commonplace 時(shí)間: 2025-3-26 04:21 作者: ALERT 時(shí)間: 2025-3-26 12:01 作者: Culpable 時(shí)間: 2025-3-26 16:18
Scanning the Conference various government agencies. The hard-copy Proceedings of the first conference, published by Plenum Press in 1991, attests to the variety of strategies, techniques and models that are being explored to cope with these problems.作者: instructive 時(shí)間: 2025-3-26 19:57 作者: sterilization 時(shí)間: 2025-3-26 21:00 作者: Fortuitous 時(shí)間: 2025-3-27 02:44
Generation of a Frequency Chirped Pulse Using Phase Velocity Transitions in a Rapidly Created Plasmarce wave by about 40%. Moreover, frequency components which are up-shifted as high as 80% are also recorded. A theoretical model is developed to simulate the experiment. The numerical result is in good agreement with the experimental observation.作者: 規(guī)章 時(shí)間: 2025-3-27 06:42 作者: obnoxious 時(shí)間: 2025-3-27 13:03
Scanning the Conference. This broad theme was chosen intentionally to provide an overview of cutting edge issues — both analytic and numerical — that confront electromagnetic wave modelers in diverse natural and manmade environments, responding to needs driven by new technologies, system requirements and other missions, w作者: Tincture 時(shí)間: 2025-3-27 14:32
An Ultra-Wideband Optoelectronic THz the Beam Systemses, which can be detected with a time-resolution better than 150 fsec and with a signal-to-noise ratio of more than 1000. The useful bandwidth of the system extends from 0.2 to more than 6 THz. An experimental and theoretical analysis of the time-domain response function describing the photoconduct作者: MAZE 時(shí)間: 2025-3-27 17:53
Terahertz Radiation from Electro-Optic CrystalsThis phenomenon was interpreted as radiation from accelerated photocarriers in the surface depletion field1 and the dependence of the radiation on crystal rotation symmetry was explained as strong evidence of .. related optical rectification.. More recently, quantum well structures have been used to作者: Armory 時(shí)間: 2025-3-28 01:13 作者: opinionated 時(shí)間: 2025-3-28 03:18
Transient Scattering Measurements Using Photoconductively Switched Planar Antennasia the Fourier transform. One can therefore perform a scattering measurement in the time or frequency domain and, as long as the time and frequency domain measurements cover the same bandwidth, frequency and time-domain measured data are interchangeable via the Fourier transform (assuming good measu作者: bypass 時(shí)間: 2025-3-28 09:01 作者: 議程 時(shí)間: 2025-3-28 12:08
All-Electronic Subpicosecond Pulses for A 3-Terahertz Free-Space Signal Generation and Detection Sys to generate and detect freely-propagating THz radiation. The circuits are monolithic nonlinear transmission lines fabricated on GaAs and, for peak efficiency, they operate at liquid nitrogen temperatures. Nonlinear transmission lines (NLTL’s) have been used by several researchers for generating ele作者: 殺子女者 時(shí)間: 2025-3-28 18:36
Pulse Generation and Compression on a Travelling-Wave MMIC Schottky Diode Arraynes in electronics. In particular, due to a balance between nonlinearity and dispersion soliton waves can be generated . which preserve their shape and velocity during propagation representing a compressed pulse of excitation. These unique properties of solitons make them of considerable interest in作者: 性學(xué)院 時(shí)間: 2025-3-28 19:24 作者: Evocative 時(shí)間: 2025-3-29 00:55
Scattering, Resonance, Creeping Wave, Traveling Wave and All That: UWB Measurements of Various Targemeasured and understood from the stand point of electromagnetic scattering. This paper discusses measurements of target “echoes” using an impulse UWB system..We first examine the interaction of the transmitted pulse with conductive plates. At small incidence angles, we observe both specular scatteri作者: Loathe 時(shí)間: 2025-3-29 05:40
An Overview of Sandia National Laboratories’ Plasma Switched, Gigawatt, Ultra-Wideband Impulse Transsupport experimental applications. The sources fall into two different classes, pulse peaking and pulse shorting depending on how the UWB frequency components are generated. The frequency spectrum of the radiated pulse from these sources include the spectrum of 100-MHz to 3-GHz. Depending upon the s作者: cutlery 時(shí)間: 2025-3-29 07:23 作者: 責(zé)難 時(shí)間: 2025-3-29 14:00
Multi-Ghz Bandpass, High-Repetition Rate Single Channel Mobile Diagnostic System for Ultra-Wideband ) GHz-bandpass recording of long record lengths (10s–100s of ns); and (3) determining shot-to-shot reproducibility at rep-rates exceeding 10 kHz. The System Verification Apparatus (SVA) is a novel diagnostic system which can measure 60-ps rise-time signals on a single-shot basis, while monitoring pu作者: 排出 時(shí)間: 2025-3-29 17:38
An Impulse Radio Communications System prototype, transmitting high qualiity audio, was tested to ranges in excess of 7 kilometers. The potential range of this type of system at this power level may exceed 20 kilometers. The prototype had a center frequency of 675 MHz and an approximately equal bandwidth. We used a small wideband omni-d作者: 最小 時(shí)間: 2025-3-29 22:18 作者: 終止 時(shí)間: 2025-3-30 00:30
Generation of a Frequency Chirped Pulse Using Phase Velocity Transitions in a Rapidly Created Plasma a high voltage (～100KV) DC discharge to generate a dense plasma suddenly between two parallel plates to interact with the passing through source microwave. A signal with a very broad frequency spectrum is recorded. The spectrum in the peak region has a relative flat and asymmetric distribution over作者: 舊病復(fù)發(fā) 時(shí)間: 2025-3-30 06:14 作者: Palter 時(shí)間: 2025-3-30 12:09 作者: consolidate 時(shí)間: 2025-3-30 12:22
An Impulse Radio Communications Systemirectional antenna. This is significant because impulse radios:.while Pulson’s laboratory hardware has been optimized for short range, there is no theoretical reason it could not be used for longer range communications, e. g., satellite-to-ground communications or interplanetary probes.作者: 巡回 時(shí)間: 2025-3-30 20:13
http://image.papertrans.cn/u/image/940432.jpg作者: 緩和 時(shí)間: 2025-3-30 23:04
https://doi.org/10.1007/978-1-4615-2870-8Diode; Modulation; Phase; Signal; Soliton; electromagnetic wave; electronics; integrated circuit; modeling; n作者: 故意釣到白楊 時(shí)間: 2025-3-31 03:57
978-1-4613-6244-9Springer Science+Business Media New York 1993
