熱粒子數 的英文怎麼說

中文拼音 [zishǔ]
熱粒子數 英文
thermal population
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 數副詞(屢次) frequently; repeatedly
  • 粒子 : grain; granule
  1. Thermodynamical fluctuation of number density of particles in grand canonical ensemble of perfect systems

    理想體系巨正則系綜中密度的力學漲落
  2. In this paper, we have studied the transmission of a plane wave through a 1d quasiperiodic or aperiodic chain by numerical method. moreover the heat conduction for these chains is calculated. it is found that the heat flux j ~ n - 1 ( 0. 5 < < 1 ), and depends on the on - site potentials

    本文首先用值方法,計算了各種頻率的平面波通過以上幾種典型的一維準周期和非周期鏈的透射系,並據此研究了這幾種一維準周期和非周期鏈的通量j與n之間的關系,得出j n ~ ( a - 1 ) , 0 . 5 1 ,與系統中在位勢的大小有關,並與其他系統的結果作了比較。
  3. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、系統的熵或微觀狀態與微觀間的相互作用及能級分佈密切相關,因此研究比與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息,對理解固體的電結構、電態密度、聲譜等起著十分重要的作用。低溫比的測量和研究對力學第三定律、固體量理論和超導bcs等理論的建立起到了積極的推動作用。比研究還有助於認識各類相變如結構相變,磁性相變,超導相變等及臨界點附近的標度規律。
  4. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題,隨著強流離束應用前景的日趨廣闊而日益成為研究的點。傳統機械限束器因無法解決束暈的再生而收效甚微,因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此,中國原能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上,提出了控制束暈?混沌的非線性控制策略,即在徑向所受束自生場力方程的右邊加上非線性控制函g :並選取一些非線性函如等進行了控制的模擬研究,將束暈強度控制在0 . 1078左右,取得了初步的控制效果。
  5. Nuclear reaction is the important mechanism for causing single event upset as well, especially for high - energy protons. all the formula needed for simulating proton - induced radiation effects are deduced. to bypass the obstacle of lacking nuclear reaction parameters of high - energy protons interacting with silicon, the author successfully obtained the necessary nuclear reaction cross sections by combining an intranuclear cascade nuclear reaction model with monte - carlo simulation, which are applied to the calculation of seu

    整理、推導了值模擬所需要的計算公式及連續慢化近似下的輸運方程,自行編制了輻射屏蔽計算程序、單效應計算程序、?力學效應計算程序,並對所有計算程序進行了對應的驗算,計算結果與公開發表的理論或實驗結果相符合。
  6. Monodispersed particles may be synthesized by thermal decomposing iron pentacarbonyl in liquid phase containing lauryl - phosphate mono - ester as the surfactant. with increasing dosage of the surfactant, the grain size of the particles decreases, as a result, the permittivity decreases and the permeability increases. the minimal permittivity and the maximal permeability occur at the diameter of about 39 nm

    以十二烷基磷酸酯為表面活性劑在液相中分解五羰基鐵制備了單分散的- fe納米,發現隨表面活性劑用量增迦納米徑減小,介電常下降,磁導率上升;介電常和磁導率在徑為39nm左右分別出現最小值和最大值。
  7. Compared with the existing techniques for enhancing heat transfer by adding millimeter and / or micrometer - sized particles in fluids, nanofluids appear to be ideally suited for practical application with incurring little or no penalty in pressure drop because the nanoparticles are so small that the nanofiuid behaves like a pure fluid

    在液體中添迦納米,可以顯著增加液體的導,提高交換系統的傳性能,而且由於納米的小尺寸效應,其行為接近於液體分,不會象毫米或微米級易產生磨損或堵塞等不良結果。
  8. For a particle in thermal bath, except for the logarithmic divergence in zero temperature, it also has a new infrared divergence ( linear divergence ) from finite temperature effect

    處于浴環境時,由於溫度效應,除了零溫時的對發散外,它還會有新的紅外發散(線性發散) 。
  9. Distributions of particles in a solitary thermodynamic system

    孤立力學系統的分佈
  10. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系統分析了不同強度沙塵天氣條件下沙塵氣溶膠質量濃度和質量濃度譜、譜分佈、光學厚度、化學組分等特徵;綜合分析了影響沙塵起動的諸物理因在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次的66 。揚沙和沙塵暴天氣條件下,湍流動量通量和湍流感通量都是重要的湍流交換,沙塵暴發生前近地層的超絕不穩定對沙塵暴天氣有加強作用。
  11. In the second part of the thesis, the non - thermal phase transition in high energy collisions is studied in detail in the framework of random cascade model. the relation between the characteristic parameter xq of phase transition and the rank q of moment is obtained using monte carlo simulation, and the existence of two phases in self - similar cascading multiparticle systems is shown. the relation between the critical point qc of phase transition on the fluctuation parameter q is obtained and compared with the experimental results from na22

    文章第二部分中,我們用隨機級聯模型對高能碰撞中的非相變作了仔細研究,用montecarlo模擬得到了表徵相變的特徵參_ q與矩階q之間的關系,證實了自相似多系統中存在兩相,求出了相變點q = q _ c對起伏參的依賴關系,並和na22實驗結果進行了比較。
  12. This show us a very useful signal in studying the systematic property in the early stage of the evolutive colliding system, that ' s, a non - zero flow component of those particles observed by experiment could be interpreted as a signal for partonic flow

    因此在碰撞早期產生的重輸運是高能重離碰撞中的一個重要的物理量,它影響著初態部分的平衡,的產生,系統的力學或化學平衡以及集體膨脹等過程。
  13. But difficulty in maths will come forth when meeting high spin particles if we using such method. on base of the characteristic of energy space, we obtained the wavefunctions and geometric phase by the trial function method in this paper. the berry phase of the system are also obtained after an evolution period

    文中在絕近似下根據自旋能級間隔特點用嘗試波函法求出了旋轉磁場中高自旋系統的波函及幾何相位,解決了用一般方法求解時出現高階微分方程的困難。
  14. The factors affecting the in - plane thermal conductivity of thin films discussed include the mass of particles, the well depth, and the lattice constant, etc

    質量、勢阱深度、晶格常的變化等方面討論了其對薄膜兩種材料的切向導的影響。
  15. 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

    研究人員十年前的結論認為,單單由電壓驅動電流,無法很快加太陽大氣,或產生足以形成日焰的加速流量。
  16. 3. the numerical result indicated that particle distribution alone surface of inhibitor was enslaved to particle diameter. particle concentration changed from single - peak distribution to multi - peak distribution according to particle size increase

    ( 3 )值計算表明兩相流中徑對絕層表面濃度分佈有很大的影響,且隨著徑的增大濃度由單峰分佈變為多峰分佈。
  17. The thesis mainly studies the assistance model of the structure evolution when the hsla steel is heated, works out the mathematic expression of the grain boundary in the process of interaction between grain boundary and second - phase particle, and develops a new physical model when grain are pinned by the second - phase participle

    本文主要研究了碳鋼和微合金鋼在加過程中的組織演變規律的部分輔助模型,推導了晶界與二相相互作用過程中變形晶界的學表達式,建立了新的二相釘扎晶界的物理模型。
  18. This text attempts to regard silica as shell materials, regard nanometer iron and carbonyl iron particle as core materials to prepare a kind of new - type absorbent. the structur of the core - shell particles were characterized by ftir, tem, sem, xps, xrd etc. the properties of magnetism, heat, crystalization, ectromagnetic were characterized by vsm, tg - dta, network vectorial analysis instrument

    本文以二氧化硅為殼層材料,以納米鐵以及羰基鐵為核層材料,制備一種新型的吸收劑。用ftir , tem , sem , xps , xrd表徵了復合的結構,利用vsm , tg - dta ,網路矢量分析儀等分析了材料結構改變對材料磁性能,性能,結晶性能,電磁參等性能進行了分析。
  19. By investigating the specialty of functions in the expression, the following conclusion was drawn : particle concentration was the dominant factor that enforced ablation, and angle contributed to ablation via cutting the char layer

    通過分析關聯式中各項函特性,得到聚集濃度是影響燒蝕量的主要因素,而角度對于燒蝕量的貢獻主要體現在對絕層炭層的剪切破壞上的結論。
  20. Based on the thomas - fermi approximation, the finite number effect, along with dimensionality, has been discussed for a bose system and fermi system trapped in 3d, 2d, 1d anisotropic harmonic oscillator potential, without considering the inter - atom interaction. we indeed found the remarkable differences between the finite number case and the thermodynamical case, including dimensionality

    基於thomas - fermi近似,在不考慮原間相互作用的前提下,我們分別對處於三維、二維、一維諧振勢場中的bose體系和fermi體系的力學性質作了詳細的討論,並得到了有限效應下力學量和臨界溫度的修正。
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