超對稱理論 的英文怎麼說
中文拼音 [chāoduìchènlǐlún]
超對稱理論
英文
supersymmetric theory- 超 : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 稱 : 稱動詞(適合; 相當) fit; match; suit
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 論 : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
- 理論 : theory
-
When the field is slowly - varying, the scalar field potential acts like a cosmological constant. in addition to the quintessence models, many other theories for dark energy have been proposed, including models based on super - symmetric gauge theories, super - gravity, small extra dimensions, large extra dimensions, quantum field theory effects in curved space - time. all these models are essentially based on the existence of a mass less scalar field acting at a cosmic scale
除了真空場模型外,科學家亦提出其他解釋黑暗能量的理論,這些模型建基於不同的物理理論或假設,例如超對稱規范理論超重力增加一些小或大的空間維數量子力學在彎曲時空的影響等等,這些理論模型,返本溯源,其實背後都假設存在著一個特性類似於宇宙常數的無質量純量場。Moke and fmr studies were performed on single crystalline fe ultathin films epitaxially grown on iii - v semiconductor gaas substrate with thickness 4. 1 - 33 monolayer ( ml ). a theoretical mode for fitting fmr experimental data was established. the results demonstrated the structures and reproduced the evolution of the magnetic properties of ultrathin films with various thickness from the state of superparamagnetic nano - cluster through coexistence of two magnetic phases to continuous film, especially the change of magnetic crystalline anisotropy from unixial to cubic
1 - 33原子層厚度( monolayer ,簡稱ml )的fe單晶超薄膜進行了鐵磁共振( fmr )和磁光研究,建立了理論模型對鐵磁共振實驗結果進行了模擬,重現了不同厚度的超薄膜,從納米團簇到兩相共存的過度階段直至連續薄膜結構與磁性的變化,特別是磁各向異性從單軸各向異性向立方各向異性轉變的演化過程。Dr pospelov ' s idea, which he explains in a paper in physical review letters, depends on the main prediction of supersymmetry ? or susy, as it is known to physicists
珀斯佩洛夫博士的構想在物理評論雜志的一篇論文中進行了詳述,這種構想依賴于超對稱性的主要預測,這種超對稱性就是物理學家們認知的susy (超對稱性的簡寫) 。By measuring the impact of activities of daily living on energy expenditure, professor james levine s non - exercise activity thermogenesis ( neat ) theory shows us why calories that people burn in their everyday activities are far more important in obesity than we previously imagined. according to professor levine, low neat and sedentary living go hand - in - hand while neat - active living may be the key to preventing and reversing obesity
Professorjameslevine的非運動形式活動之生熱作用(簡稱"非運動生熱作用" )理論,用作量度人們日常活動對熱量消耗的影響,並解釋了為什麼日常活動所消耗的卡路里在超重的問題上比我們想像中更重要。With high frequency data and the market liquidity depth indicator vnet, the dynamic features and the determinative factors of market liquidity are studied, and the market microstructure theories are verified
摘要使用超高頻數據,並利用流動性深度指標,研究流動性的動態特徵、影響因素以及檢驗市場微觀結構理論,結果支持基於信息不對稱下的市場微觀結構理論。Moreover, fgc based on mach - zehnder interferometer is tested. super - mode theory is used to analyze the symmetrical fgc based on 100 %
使用局部耦合超模理論,對基於100 %耦合器的對稱型fgc進行了光傳輸分析。It might produce directly the still elusive particles that complete the standard model ( higgs bosons ) and those predicted by the most compelling extensions of the theory ( the so - called superpartners of the known particles )
此外,它也可能找到超對稱理論(最為看好的下一階段理論)所預測的粒子(亦即已知粒子的超伴子) 。Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results
文摘:在分析飽和粘土中靜壓樁的貫入機理的基礎上,對靜壓樁沉樁分析的圓孔擴張理論、應變路徑法、有限元分析、滑移線理論和模型槽試驗等五種方法逐一進行評述,並提出在傳統的平面圓孔擴張理論基礎上加以改進,採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行模擬,從而得出土體位移、應力、初始超孔壓的空間解析解,同時採用有限元分析、模型槽試驗相互印證的研究方法Evidence for supersymmetry at high energy would be compelling evidence that string theory was a good mathematical model for nature at the smallest distance scales
高能量超對稱性的證據將令人信服表明弦理論對于自然界在最小的距離范圍內是一個很好的數學模型。A model is derived for describing the capillary filtration process of asymmetrical tubular ceramic ultrafiltration membranes from the filtration and capillary function theory
摘要以過濾理論和毛細作用原理為基礎推導出非對稱管式陶瓷超濾膜的毛細吸漿成膜過程的數學模型,並提出測定模型參數的實驗方法。Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too
本文首先應用經典的電磁理論對拉曼光纖放大器的工作機制進行了分析,然後,根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式,採用泵浦-探測波的方法,利用超輻射激光二極體( superluminescentdiode簡稱sld )作為探測光源,測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數,之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算,在給定了兩個泵浦光源的波長和最大功率后,找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率,同時也分析了導致信號光飽和的原因。Supersymmetric partners to to currently known particles have not been observed in particle experiments, but theorists believe this is because supersymmetric particles are too massive to be detected at current accelerators
這對超對稱夥伴,在粒子實驗中目前還未觀察到,但理論家認為,這是因為超對稱粒子過于龐大,以至於不能被目前的加速器所發現。And if he is right, he may have opened a window on to a theory of physics known as supersymmetry, which goes beyond the standard model
如果他的構想正確無誤,他可能已經開設起一個新平臺來研究一種稱為「超對稱性」的新型物理理論,這也就超出了標準模式理論的控制范圍。Leading contenders are extensions of the standard model known as supersymmetric standard models ( ssms )
超對稱標準模型( ssm )是目前最被看好的理論,這個理論是標準模型的推廣。The flowfield over low - drag and long - range projectile with small attack angle is numerically studied from transonic to supersonic velocity. it provides basic work for aerodynamics characteristic of this projectile and for lateral jet interaction flowfield, and it shows this projectile can decrease drag. zonal method is tried to compute flow over projectiles and results is satisfied, but computation is much slower
系統研究了低阻遠程彈丸在小攻角狀態,低跨聲速、高跨聲速和超聲速時的非對稱繞流流場,為該彈形氣動力研究提供理論指導並為彈丸側噴流研究奠定基礎,結果顯示低阻遠程彈丸外形具有優化繞流場、減小空氣阻力的特點。Agrawal ' s theory model of soa ca n ' t simulate accurately the amplified signal pulse shape in soa when the pulse width is as short as several picosecond. so we simulate accurately the peak power, full width half maximum, rising time and falling time of amplified pulse after considering the gain compression, gain asymmetry, gain shift, gain variable with situation and time. with ultrahigh velocity dense wavelength division multiplexing ( dwdm ) and optical time division multiplexing ( otdm ) developing, we demand more and more short signal pulse and more signal channels
但當信號脈沖的寬度只有幾個皮秒時, soa傳統的agrawal理論模型已經不能完全準確地模擬soa對信號脈沖的放大情況,在此基礎上,我們在全面考慮soa的增益壓縮、增益非對稱和漂移、增益隨位置和時間變化的載流子壽命等物理機制的情況下,對皮秒超短高斯信號光脈沖經soa放大后的脈沖的峰值功率、脈沖半值全寬度、脈沖的上升時間和下降時間等重要物理參量進行了準確模擬和詳細研究。分享友人