輻射量子 的英文怎麼說
中文拼音 [fúshèliángzi]
輻射量子
英文
photon-
Bremsstrahlung produced at an internal target of the accelerator will have a maximum photon energy equal to ea.
在加速器的內靶上產生的軔致輻射的最大光子能量將等於Ea。Quantum radiation of dilaton - maxwell black hole as tunneling
黑洞的量子隧穿輻射Dosimetry in electron and bremsstrahlung irradiation facilities for food processing, practice for
食品加工用電子和韌致輻射輻照裝置中劑量測定的實施規程Practice for dosimetry in electron and bremsstrahlung irradiation facilities for food processing
食品加工用電子輻射和韌性輻射設備的輻射劑量測定的實施規程Bremsstrahlung produced at an internal target of the accelerator will have a maximum photon energy equal to ea
在加速器的內靶上產生的軔致輻射的最大光子能量將等於ea 。Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications
與傳統的機械陀螺和光學陀螺相比,半球諧振陀螺具有如下優勢:結構上無高速轉子、無活動部件;不需預熱,啟動時間短;信號頻帶寬,漂移噪聲低;能承受大的機動過載;抗核輻射,並可經受短時間電源中斷的影響;體積小,重量輕,功耗低,壽命長,非常適合空間應用。Radiation spectrums of relativistic charged particles in a dipolar magnetic field were studied numerically in detail by using the current density of moving charged particles in this paper
摘要從運動的荷電粒子產生的流密度出發,研究了在地球偶極磁場中運動的相對論性荷電粒子的輻射能量譜,並對其進行數值計算。At the dose rate of 1 ~ 3 gy / min, their tolerant capacity were ranked from high to low as : one year dormant plant > dry dormant seed > one year shoot > wet cold - stratified seed, their irradiation dose were suggested as 75 - 100gy, 50 ~ 100gy, 30 ~ 50gy, 30 ~ 40gy, respectively
在劑量率為1 3gy min時,按照耐受性由高到低依次是:一年生休眠植株休眠干種子一年生枝條解除休眠濕種子。它們的適宜輻射劑量分別是:一年生休眠植株, 75 100gy ;休眠干種子, 50 100gy ;一年生枝條, 30 50gy ;解除休眠濕種子, 30 40gy 。The experimental results show : the flattop phenomenon on the diode voltage pulse was very apparent for using the carbon fiber cathode, that is to say, the pulse duration of the diode voltage was widened ; moreover, under the condition of the same power of microwave, the pulse duration of the out - put microwave was prolonged by about 30 % ; the peak power of the microwave was enhanced by 3db
通過在裝置上做的兩種陰極的對比實驗,結果顯示:碳纖維陰極的使用,改善了電子束質量,使輻射微波的脈寬增加了30 %以上,輻射主瓣方向上的功率密度提高了3db以上,頻譜分佈較純凈,實現了微波的高效輸出。The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體譜線的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。The resulting brightness temperature ( tb ), hydrometeor structure, and surface rainfall rate relations show that the ice hydrometeor, espatially the ice at the top of the precipitating cloud, decreases the brightness temperature significantly at 85
結果表明,在85 . 5ghz ,冰相水汽凝結體尤其是處于降水雲頂部的冰晶粒子由於散射輻射而使得亮溫顯著降低。亮溫與冰相粒子的含量之間有很強的相關性。The math - model of predicting the residual nuclear radiation for neutron bomb nuclear explosion is studied
摘要研究了中子彈核爆炸剩餘核輻射估算的數學模型,給出了地面放射性沾染、通過和停留劑量估算的數學模型。The studies on the nonthermal radiation of a kind of nonstationary black holes show that it owns the characteristics of direction and the energy extent of the radiation particles varies in different direction, in which aspect can get some new and meaningful results, namely the exact expressions on the maximum energy of the particle
同時,對一類動態黑洞非熱輻射的研究表明,動態黑洞的非熱輻射具有方向性,在不同的方向上,非熱輻射粒子的能量范圍不同,在這方面得出的非熱輻射粒子的最大能量的精確表達四) i大學博士學位論文式等內容都是創新的和有意義的結果。Urbanization also results in reduction in visibility, increase in cloud amount and decrease in global solar radiation in hong kong. urbanization often causes an increase in suspended particulates in the atmosphere and thus a decrease in visibility. as a result, the amount of solar radiation reaching the ground decreases
城市化通常令大氣中懸浮粒子濃度增加,導致能見度降低,因此,地面所接收的太陽輻射量下降,日間氣溫上升幅度較小,但由於空調系統及其他城市活動同時亦產生了熱能,最終兩個因素的效應互相抵銷,故此最高氣溫只有輕微變化。Urbanization often causes an increase in suspended particulates in the atmosphere and thus a decrease in visibility. as a result, the amount of solar radiation reaching the ground decreases. the rise in temperatures during daytime was reduced but this is more or less offset by the heat generated from air conditioning and other urban activities
城市化通常令大氣中懸浮粒子濃度增加,導致能見度降低,因此,地面所接收的太陽輻射量下降,日間氣溫上升幅度較小,但由於空調系統及其他城市活動同時亦產生了熱能,最終兩個因素的效應互相抵銷,故此最高氣溫只有輕微變化。Besides, successfully calculating the electromagnetic four - potential in the spacetime of charged black hole expressed by the generali zed spherical coordinate and furtherly solving the h - j equation of such spacetime make it possible to get the exact description of the energy extent of nonthermal radiation particle and to study the characteristics of such black hole ' s nonthermal radiation
另外,本文還求出了一類用扁橢球坐標表示的荷電黑洞時空中的電磁四維勢矢量,從而成功地求解了此類彎曲時空中的hh方程,得到了這種非熱輻射粒子能量范圍的精確表達式,從而對這類黑洞的非熱輻射特徵進行了研究。The average range of nonthermal radiation particles is direct proportion to the energy extent of nonthermal radiation particle, but also inverse proportion to the density of stellar gas, however, to the stationary black hole with mass multipole moment and nonstationary black hole, the average range of their nonthermal radiation particle still has something to do with direction, which are the new results reported firstly
非熱輻射粒子的平均射程與非熱輻射粒子的能量范圍成正比、與星際氣體的密度成反比;對動態黑洞和一類具有質量多極矩的穩態黑洞而言,非熱輻射粒子的平均射程還與方向有關。這些都是首次報道的新結果。Based on the above work, the optical absorption and photoluminescence ( pl ) properties of a - sinx : h films with different compositions are studied through ultraviolet - visible spectroscopy ( uv - vis ) and time - resolved photoluminescence ( tr - pl ), the dependence of pl intensity decay on emission photon energy is found, the luminescence mechanism of nanosilicon embedded in silicon nitride matrix is presented, finally, the effective approaches to improving the luminescence efficiency of a - sinx : h films are discussed
在此基礎上,通過紫外-可見光譜( uv - vis )技術,時間分辨光致發光譜技術研究了不同組分的富硅a - sin _ x : h薄膜的光吸收和光輻射特性,得到了材料光致發光衰減和輻射光子能量之間的關系,提出了鑲嵌在氮化硅中的納米硅的發光機制,進而探討了提高納米硅薄膜發光效率的有效途徑。He studied the i3rownian movement deeply 、 explained the photo electric successfully 、 gave the conception of the quantum hypothesis and founded the wave identification of a dual property of ray radiation
他深入地研究了布朗運動;提出光量子概念,創立了光輻射量子理論,成功地解釋了光電效應;創立了狹義相對論和廣義相對論等等。Time domain electromagnetic waves are analyzed in detail by defining a energy radiation parameter. the nature is as same as sinusoidal electromagnetic wave
採用定義了一個能量輻射因子的方法詳細分析了時域電磁波的慢衰減原因。分享友人