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ultrashort adj.【物理學】超短波的。

ultrasonic

In chapter 3 , spatiotemporal instability of ultrashort pulses results from the interplay among diffraction , group - velocity dispersins and nonlinearity . we use the model proposed by brebec et al . , 第三章:超短脈沖的時空不穩定性是衍射、群速度色散和自相位調制三者之間的相互作用導致的。

The experiment system for studying the interaction of high intensity ultrashort pulse laser with solid targets , the facilities and methods for measuring ultrafast hard x - ray have been built 首先建立了用于測量激光等離子體產生的超快硬x射線的、基于低本底hpge譜儀的單光子測量方法和設備。

Chapter 1 : the background of the study of propagation of ultrashort intense laser in plasma channel and a survey of the interaction of laser with plasma were introduced 第一章:本章介紹了超短強激光在等離子體隧道中傳輸研究的背景,并回顧了激光和等離子體相互作用物理。

We have studied theoretically the optical properties of the interaction between ultrashort pulses and the nonlinear optics crystal cesium lithium borate ( cslib _ ( 6 ) o _ ( 10 ) ) 論文從理論上對超短激光脈沖與非線性cslib _ 6o _ ( 10 ) ( clbo )晶體相互作用的光學性質進行了研究。

For ultrashort few - cycle pulses , the group velocity dispersion should be considered , whose influence depends on the parameters of the beam and the material 對于幾個光周期的超短脈沖,除透鏡色差外,還應當考慮群速度色散,且其影響依賴于透鏡材料和光束參數。

This scheme has been used in the project of “ multi - band , multi - mode digital ultrashort wave radio ” and “ software radio data transmission radio ” 該方案已經應用于某公司的“多頻段、多模式機載數字超短波電臺”和“軟件無線電數傳電臺”的項目中。

In the chapter 1 , we have introduced the development of ultrashort pulse laser and summarized the background and resent research advance of clbo 第一章介紹了超短激光脈沖的產生及發展狀況,綜述了clbo晶體的研制背景及光學性質的研究進展情況。

With rapid advances in femtosecond pulsed laser techniques , ultrashort few - cycle , even single - cycle pulses can be produced in laboratory 隨著飛秒脈沖激光技術的迅速發展,實驗室已經能夠產生幾個光周期和接近一個光周期的超短脈沖。

Ultrashort wave electrotherapy machine is an instrument which utilizes high frequency electric energy of ultrashort wave to act on human ' s organism for treatment 超短波電療機是利用超短波的高頻電能作用于人的肌體進行治療的儀器。

Utrashort wave electrotherapy machine is an instrument which utilizes high frequency electric energy of ultrashort wave to act on human ' s organism for treatment 短波電療機是利用超短波的高頻電能作用于人的肌體進行治療的儀器。

Limited to the environment , the traditional used hydrologic telemetric equipments are data transmitter and ultrashort wave transmitter - receiver 由于水文自然環境的限制,傳統測報主要使用數傳儀、超短波電臺等測報設備。

In a laser - powered plasma accelerator , an ultrashort laser pulse is focused into a helium jet that is a couple of millimeters long 在雷射電漿加速器里,一個超短的雷射脈沖聚焦到一束大約兩、三公?長的氦噴射氣流中。

Some fundamental issues of ultrashort pulses will be studied in this dissertation , concentrating on the carrier phase of fcps 在本文中,我們從幾周期脈沖的載波相位出發,對超短光脈沖的一些基本問題進行了探討。

In this thesis we study the propagation of the ultrashort pulsed beams by theoretical method and the numerical simulation 本文在理論上研究了超短激光脈沖光束的傳輸問題,并給出了數值模擬結果。

Charpter 3 : this charpter investigated the propagation of one - cycle or few - cycle ultrashort pulsed beam in free space 第三章:這一章研究了單周期或更短的超短脈沖光束在真空中的傳輸問題。

In the chapter 3 , we have analyzed and simulated the optical parametric properties of ultrashort pulses in the clbo crystal 第三章對clbo晶體超短脈沖的參量特性進行了理論計算和數值模擬。

In the chapter 2 , we have studied theoretically the propagating characteristics of ultrashort pulses in the clbo crystal 第二章對超短脈沖在clbo晶體中的傳播特性進行了理論研究。

In the thesis , the propagation of the ultrashort intense laser beam in the plasma channel was investigated theoretically 本文從理論上研究了超短強激光在等離子體隧道中的傳輸。

The rehabilitation effect of ultrashort wave treatment accompanied with pharmacotherapy on the patients with chronic prostatitis 超短波并藥物治療對慢性前列腺炎患者功能康復作用