磁熱力學 的英文怎麼說
中文拼音 [círèlìxué]
磁熱力學
英文
magnetothermodynamics-
So the effect of eutrophication of dianchi lake of sediment ca n ' t be ignored. based on the research of modern sediemnt of dianchi lake, the thesis is concerned about some physical and chemical characteristics ( including magnetic susceptibility, ammoniac nitrogen and effective phosphprus etc. ) and thermodynamics analysis of spontaneous mineral of iron
本論文主要以滇池現代沉積物為研究對象,對滇池現代沉積物的主要物理和化學性質(包括氨氮、有效磷、磁化率等) ,進行基礎性地分析研究並對滇池現代沉積物鐵的自生礦物進行了熱力學分析。As a fundamental subject of many science departments and engineering departments, general physics, including mechanics, thermodynamics, optics, electromagnetism and atomics, is a required professional course for university students of science departments and engineering departments, making the physics teaching representatively and extensively in bilingual teaching
摘要普通物理(含力學、熱學、光學、電磁學和原子物理學)是高等院校理工科大學生必修的專業基礎課,是理工科課程的基礎課,這使得物理教學在雙語教學上既具有代表性又具有廣泛性。In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星(如木衛三,水星,地球,木星和土星)和恆星(如太陽)具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動,磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線,即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色,並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型Using results of this paper and thermodynamical bethe ansatz method, one can study the thermodynamics of this model under open boundary conditions
在本文結果的基礎上,利用熱力學betheansatz方法,可進一步研究此模型的一些熱力學性質,如比熱、磁化率等。After studying the relation of distributive function and density matrix, the electron energy is calculated in magnetic field according to the distributive function in the thermodynamic statistical physics and the density matrix average value principle in the quantum mechanics, respectively
摘要研究正則系綜中的配分函數與密度矩陣的關系,分別採用熱力學統計物理中的配分函數和量子力學中的密度矩陣與平均值原理,計算電子在磁場中的能量。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、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關,因此研究比熱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,對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱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。Only on rare occasions do the thermodynamics work ; the fluid motions and the magnetic field all evolve in a compatible manner, so the new dipole polarity can diffuse in and establish a reversed magnetic field
只有在很少的情況下熱力學才發揮作用,此時流體運動和磁場都會以相互訪調的方式演化,這樣新的偶極性就會散開並建立一個倒轉的磁場。In the chapter five, we study the quasi particle excitation energy spectrum and corresponding energy gap in ferromagnetic ( 1 / 2, 1 ) tow - leg heisenberg ladder system
準一維磁性系統熱力學性質的研究摘要第五章中,我們研究了亞鐵磁雙鏈ow legheisenbergladder )系統中的元激發譜和能隙。A general solution of the thermodynamic energy of systems of gas, magnetic dielectric, dielectric, and of battery was found by working from thermodynamics first law ' s different forms in different matter systems, by using equation of state and thermal capacity in different thermodynamics system and by solving thermodynamic energy differential equation, thus provide a method of studying other qualities in thermodynamics system
摘要通過熱力學第一定律在不同物質系統中的不同形式,利用不同熱力學系統相應的物態方程及熱容量,以及通過求解熱力學能微分方程,一般性地求解了氣體系統、磁介質系統、電介質系統、電池系統的熱力學能,為研究其他熱力學系統的特性提供了一種方法。Some novel results are obtained, which will not only provide some theoretical bases for the optimal design and performance improvement of real thermodynamic cyclic equipments such as ferroelectric refrigerators, magnetic refrigerators and gas heat engines but also promote the development of new fields such as gas refrigerators for ultra - low temperature applications, molecule refrigerators and laser refrigeration technologies
這些結論將對鐵電製冷機、磁製冷機、氣體熱機等實際的熱力學循環裝置的優化設計或性能改善提供理論指導,對極低溫下的氣體製冷機、分子製冷機和激光製冷技術等新領域也將所啟發和促進。The theory of ehd enhancement of heat transfer mentioned in this paper not only adds a new technical proposal to active heat transfer enhancement technology, but also plays promote role for crossing development of electromagnetic theory and thermodynamic theory
文中所研究ehd強化換熱理論,不僅為有源強化換熱提供了一項新的技術方案,而且為電磁學和熱力學理論的跨學科研究有一定的促進作用。Newtonian mechanics and electromagnetism, supplemented by thermodynamics and optics, constitute the classical physics while quantum mechanics and its simple application to understand the behavior and structure of matter at various levels constitute the modern physics
經典物理以經典力學和電磁學為骨幹,輔以熱力學和光學。近代物理以量子力學為基礎,探討並了解物質各種層次的結構和行為。The finite element method ( fem ) has become an important means in modern engineering designs, which is used in many fields, such as structural stress analysis, deformational stiffness analysis, mechanic failure analysis, dynamic process analysis, heat analysis, electromagnetism filed analysis and so on
有限元素法已成為工程設計中不可或缺的重要技術手段,在大型結構作用力分析、變形分析、失效分析、動力學分析、傳熱分析、電磁場分析、流體流動分析等方面扮演著越來越重要的角色。Magnetic and thermodynamic properties of the mixed - spin antiferromagnet y2banio
5的磁學和熱力學性質We put our emphases on four sections : the opening of the energy gap and its effects on the thermodynamic properties in low temperature, quantum fluctuation and the hidden long - distance order parameters, the magnetization and the specific heat properties under the extern magnetic field of the ferromagnetic chain, and the energy spectrum of the ferromagnetic ladder
著重研究在一維量子自旋系統中的能隙的打開、以及能隙對系統熱力學性質的影響;量子漲落和系統隱含的序參量;亞鐵磁的在外場下的磁化性質以及比熱性質;和亞鐵磁雙鏈系統中的能譜。The ground state properties and the low temperature thermodynamic properties in several different quasi one - dimensional quantum magnetic systems were studied in the present thesis
本文研究了幾種不同的準一維量子磁性系統的基態和低溫下的熱力學性質。In this paper, magnetomechanic effect, magneto - caloric effect, magnetoresistance effect and magnetic - optical effect of magnetic material and its application are discussed by thermodynamic functions
摘要本文通過熱力學函數半定量地討論了磁性材料的磁力效應、磁熱效應,並定性地介紹了磁電阻效應和磁光效應及其應用。The results are helpful for the long - term stable operation of magnets in bepc. above of all, the temperature distribution along the scq magnets has been numerically simulated by computational flow dynamic software fluent
本文首先用計算流體力學軟體fluent數值模擬scq磁體低溫恆溫器的溫度分佈情況,得到該磁體的熱負荷,計算結果得到美國bnl國家實驗室提供數據的驗證。Starting with causing mechanism of magnetostriction, this paper analyses and discusses the relationship of physical properties of magnetic crystal, deduces thermodynamics equation of the properties of magnetic crystal, such as magnetism, thermal and elasticity
本論文從磁致伸縮現象的產生機理入手,對磁性晶體物理性質之間的關系進行分析和論述,並根據熱力學理論,給出了磁性晶體的磁、熱和彈性性質的熱力學方程。分享友人