粒子動量 的英文怎麼說
中文拼音 [lìzidòngliáng]
粒子動量
英文
particle momentum-
The higher-order effects of the field on the particle motion give rise to anharmonic terms in the vibrational hamiltoniom.
場對粒子運動的高階效應在振動哈密頓量中引起非簡諧項。Single particle schr dinger fluid and moments of inertia of deformed nuclei
單粒子薛定諤液體和形變核的轉動慣量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。" for their fundamental work in quantum electrodynamics, with deep - ploughing consequences for the physics of elementary particles
在量子電動力學方面取得對粒子物理學產生深遠影響的研究成果Based on the dynamic frame of mm5 and reisner 2 explicit cloud scheme, a new double - moment microphysical scheme was developed, in which both the mixing ratios and number concentrations of cloud water, rain water, cloud ice, snow and graupel were predicted
從本質上說,該方案預報的僅僅是粒子的比含水量。在mm5動力框架內,在其中的reisner2方案基礎上採用雙變參數方案,增加了雲水、雨水、雪和霰的數濃度預報方程。The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included
雲中凝結核ccn的數濃度採用超幾何函數表示;雲水向雨水的自動轉換過程採用grabowski ( 1999 )的公式,考慮了雲滴譜的特徵和發展變化對該過程的影響,而不是採用原方案給定閾值的方法描述該過程;對連續碰並方程不再將粒子落速差作為常量提出積分號外,而是直接作為粒子直徑函數在積分號內求解,這樣處理可以迴避使用粒子群的平均落速帶來的誤差;增加了霰和雪、霰和冰晶的碰並微物理過程。Heat sets these particles in random motion
熱量使這些粒子作隨機運動Neutrinos and the hypothetical gravitons, also massless particles, move at the same speed as light.
中微子和假想的引力子也是無質量粒子,它們也以與光相同的速度運動。Specifically, to a test particle, its mass defect is am = m _ ( 0 ) - m, where mo and m are the mass of the particle when it is in the infinity and in the grav - itational field, respectively. to a spherical shell ( or a solid sphere ), its mass defect is am = m _ ( 0 ) - m, where mo is the total mass of the matter scattering in the infinity and m is the mass of the gravitational spherical shell ( or the gravitational sphere ) combined by the matter scattering in the infinity
具體來說,對于試驗粒子,當它由無窮遠處運動到引力場中某點時,其質量由m _ 0變為m ,發生的質量虧損為m = m _ 0 - m ;對于球殼或固體球,當組成球殼或固體球的這些物質分散在無窮遠處時,總質量為m _ 0 ,當這些分散在無窮遠處的物質結合成球殼或固體球時,其質量變為m ,發生的質量虧損為m = m _ 0 - m 。With the wide application of carbon / phenolic composite in spacecrafts and missile hulls, the prediction of dynamic response or internal damage of structures subject to explosion, impact or the shock wave induced from the sediment of high - energy particle beam and the evaluation of capability of composite in defending stress wave, aroused the study of the constitutive relation and the characteristic of stress wave propagating
隨著碳酚醛在航天飛行器結構及導彈殼體中日益廣泛的應用,預測結構受到爆炸作用、沖擊或由於高能粒子束在其表層大量沉積而產生的應力波所引起的動態響應及內部損傷,以及對其防護應力波的性能進行評估等,都需要對碳酚醛的本構關系以及應力波在其中的傳播特性開展研究。Conglomeration of fillers also easily fall off from the matrix, and all these result in wear mass loss increasing. the worn surfaces of the composites having 5 phr, 10plir, 20 phr nano - al2o3 are respectively studied by using the scanning electron microscopy ( sem )
另外,在相同滑動條件下,隨著粒徑的增大,尼龍6 / a120 :復合材料的磨損量上升,納米級粒子填充的復合材料較微米粒子填充的復合材料耐磨性能要好。The absorption characteristics was that the surface plasma absorption peak appeared around 570 nm shifted to a short wavelength and strengthened as the cu composition increased. but the maximal shift range of the absorption - edge preponderated over 500 nm, and leaded that the dipolar plasma resonance absorption peak were covered up and gradually disappeared in the absorption spectrum. we theoretically explained the mechanism of the modulating action
實驗觀察到cu表面等離子體共振吸收峰位在570lun附近的吸收邊頻移量超過了500nln .理論分析表明,吸收峰位的移動主要源於偶極共振,而峰形的寬化主要由納米粒子的表面效應和量子尺寸效應引起For a compound particle, the constituents ' rest mass and also their kinetic energy of motion and potential energy of interactions contribute to the particle ' s total mass
對于復合粒子來說,每個組成粒子的靜止質量、動能以及交互作用的位能,都會貢獻到粒子的總質量。This instrument can automatically send the information from the irradiation belts based on the detecting results, which will provide an foundation for the reinforcement of aircraft irradiation resistance. a multi - functional spectrometer - identificator is developed to measure fluxes and spectra of protons, alpha particles, oxygen and iron ions in space
根據要求自動向地面發送空間不同位置的帶電粒子通量和它與能量關系的訊息,主要用於近地空間輻射環境的探測和監測,為空間飛行器的抗輻射加固提供依據。From the experimental results, conclusions of particles " trajectories can be drawn for different densities and operating conditions. three axis segments were acquired, and three operating conditions were picked to study the distribution traits of particles inside the impeller under the different quality and concentration of the particles. based on the results, local wear of pump was forecasted and protecting measures were brought forward
得到運行工況對單個粒子運動軌跡的影響以及不同密度(質量)的單個粒子運動軌跡變化規律;沿水泵葉輪軸向取三個測量斷面,分別在三種不同運行工況下,研究各個斷面間(內)粒子分佈特徵,以及粒子質量和濃度對這種分佈特徵的影響;根據實驗結果,對輸送不同固液兩相流介質時,水泵局部磨損進行了預測並提出了一些防護措施。Investigators concluded decades ago that the generation of a voltage driving a simple, single current could not heat the solar atmosphere quickly enough or produce a flux of accelerated particles that is sufficient to make a flare
研究人員數十年前的結論認為,單單由電壓驅動電流,無法很快加熱太陽大氣,或產生足以形成日焰的加速粒子流量。These experimental results show that < q12 > is independent of the dimuon mass and logitudinal momentum, and imply the scattering of the incident quark within the target nucleus. by means of the glauber model, the difference of the mean transverse momentum squared < qt2 > is studied for the dependence of the incident proton energy and nucleus. the theoretical results are in good agreement with the fnal e772 experimental data
本文利用多重散射的glauber模型,討論了入射夸克在原子核中傳播的多重散射效應,給出了兩個不同的核drell - yan過程產生的末態輕子對橫動量平方平均值的差值對入射粒子能量核靶核的依賴性關系,計算結果與e772組的實驗數據符合甚好。The inserting method and properties of the composite materials in consist of omt and poly ( styrene - butyl acrylate ) had been researched ; the ultra - fine organic rigid particles crosslinked polystyrene ( xps ) has been synthesized by emulsion polymerization, the effect of the synthesis process on the size of organic rigid particles was discussed. the cause of the increasing mechanical properties of pp composite materials, which were strengthened and toughened with organic rigid particles and elastomer, had been investigated. the results of studying viscosity and precipitate height of sio2 nano - particles suspension showed that the sio2 nano - particles are very good dispersed by dp270 or cat 639w dispersant
通過粘度法和沉降法測定結果的一致性,說明分散劑dp270和cat639w對sio _ 2納米粒子有較好的分散性, dp270的最佳用量為0 . 2時懸浮液粘度從35 . 1mpa ? s降為23 . 3mpa ? s , cat639w最佳用量為0 . 4時懸浮液的粘度從35 . 1mpa ? s降為23 . 1mpa ? s ;通過研究分散劑存在下納米粒子的苯丙乳液聚合動力學,發現納米粒子的存在對乳液聚合有一定的緩聚作用,並討論了乳化體系、溫度、引發劑、表面處理劑以及納米粒子用量對聚合的影響。There are several ways to obtain the dbhf self - energy from the g matrix used before, such as a simple method, where the dirac structure of the nucleon self - energy is obtained from the momentum dependence of the single - particle energy, and a projection method. all of them have their drawbacks
通常的從動量依賴的單粒子能量中提取自能的辦法和投影方法都具有一定的局限性,最近,由schiller和muether發展了提取核子自能dirac結構的新方法,即把g矩陣分解為裸相互作用部分v和關聯效應部分g 。The increment in momentum of a particle is equal to the impulse delivered ( 供給 ) by the net force
粒子動量的增量等於作用於它的力的沖量。分享友人