虛光子 的英文怎麼說
中文拼音 [xūguāngzi]
虛光子
英文
virtual particle-
A real or virtual photon may spontaneously annihilate.
一個實的或虛的光子可以自發地湮沒。A quark ( or an antiquark ) from the projectile hadron radiates a virtual photon on impact on the target, the photon subsequently decays into a lepton pair
入射強子中的一個夸克（或反夸克）在靶的作用下輻射出一個虛光子，虛光子再衰變成正反輕子對。His kids nicky stephen fung, a dolphin trainer at ocean park and natalie gillian chung, a highschool student, learn the art of kungfu from their father, but are unconvinced of their father s claim to a secret life as a heroic body guard for retired agents
其子女n i c k y馮德倫飾與n a t a l i e鍾欣桐飾不屑老父常吹虛自己虛構的風光日子，兄妹之間亦互相藐視，一家人貌合神離。As they crept along, stooping low to discern the plant, a soft yellow gleam was reflected from the buttercups into their shaded faces, giving them an elfish, moonlit aspect, though the sun was pouring upon their backs in all the strength of noon. angel clare, who communistically stuck to his rule of taking part with the rest in everything, glanced up now and then
他們一路搜索的時候，腰彎得低低的，以便看得見地上的蒜苗，陽光照射在毛茛上，從上面反射出來的柔和的黃色光線投射在他們背朝陽光的臉上，使他們看上去有些像在月光照射下的虛無縹緲的樣子，盡管此時的太陽正在用中午的全部力量把光線照射在他們的背上。The theoretical explanation invokes virtual photons.
這一理論解釋需藉助于虛光子。With a jocose tone, this short story presents a miserable and funny predicament of an ordinary family in american midwest through the eye of an artless kid, anti hence discloses the fallacy of american dreams and their contamination of the american young with great profundity
小說以詼諧的筆調，通過一個孩子的不懂事的眼光向人們展示了美國中西部一個普通家庭的既悲慘又滑稽的處境，從而深刻地揭露了「美國夢」的虛妄及其對年輕一代的毒害。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。It was supposed to be a baptism for forgiveness of sin jesus for the sin of the world but the father and the holy spirit made of it a solemn theophany, presenting to the apostles and to the world the new teacher jesus of nazareth
光明一端紀念耶穌在約但河領受若翰的洗禮。 ?謙虛地代表我們罪人接受悔罪的洗禮，天上的聲音說：這是我的愛子，你們要聽從? ，聖神也以白鴿的形象降到?身上。It was supposed to be a baptism for forgiveness of sin ( jesus for the sin of the world ) but the father and the holy spirit made of it a solemn theophany, presenting to the apostles and to the world the new teacher jesus of nazareth
光明一端紀念耶穌在約但河領受若翰的洗禮。 ?謙虛地代表我們罪人接受悔罪的洗禮，天上的聲音說：這是我的愛子，你們要聽從? ，聖神也以白鴿的形象降到?身上。The vagabond began to regret his waste of time
這個浪蕩子開始後悔他虛度了光陰。It has been shown that : the little indentation which represents the quantum noise of the system appears in the evolution curves ; the quantum noise which is caused by virtual photon field gradually becomes weak when w increases, the quantum noise increases when n increases ; the virtual photon process make the antibunching effect strengthen, make the squeezing degree deepen obviously, and lead to the additional vibration of entropy, the oscillation extent of the additional vibration of entropy increases when n increases and decreases when co or g increase. besides, the quantum dynamics of two coupling atoms interacting with a single mode ligh t field in a kerr medium is studied in this paper ; the influences of the kerr effect on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed
）的增大，量子噪聲分別減小和增大；虛光子過程使光場的反聚束效應增強，使光場的壓縮程度明顯加深，並引起了附加的「熵振蕩」 ，這種附加「熵振蕩」的幅度將隨著光場初始平均光子數（ ? ）的增加而增大，隨著光場頻率和原子間耦合系數g的增大而減小。本文還研究了充滿kerr介質腔中「耦合雙原子-單模光場」相互作用系統的量子動力學性質，研究了克爾效應對場的平均光子數、二階相干度、場熵演化特性及光場壓縮效應的影響。You pity the blind man who has never seen the light of day, the deaf man who has never heard the harmonies of nature, the mute who has never found a voice for his soul, and yet, under the specious pretext of decency, you will not pity that blindness of heart, deafness of soul and dumbness of conscience which turn the brains of poor, desperate women and prevent them, despite themselves, from seeing goodness, hearing the lord and speaking the pure language of love and religion
你們同情見不到陽光的瞎子，同情聽不到大自然音響的聾子，同情不能用聲音來表達自己思想的啞巴但是，在一種虛假的所謂廉恥的借口之下，你們卻不願意同情這種心靈上的瞎子，靈魂上的聾子和良心上的啞巴。這些殘疾逼得那個不幸的受苦的女人發瘋，使她無可奈何地看不到善良，聽不到天主的聲音，也講不出愛情信仰的純潔的語言。On many an idle day have i grieved over lost time. but it is never lost, my lord. thou hast taken every moment of my life in thine own hands
在許多閑散的日子，我悼惜著虛度了的光陰。但是光陰並沒有虛度，我的主。你掌握了我生命里寸寸的光陰。Therefore, the waveguide optical modes in the semiconductor lasers with different waveguide structures are investigated by means of optical waveguide theory. with the development of fabrication and packaging techniques, the dimensions of optoelectronic and photonic systems have become smaller and smaller. the far - field radiation models are no longer suitable for the near - field distribution of semiconductor lasers
隨著製作工藝和封裝技術的發展，光電系統和光子系統的尺寸越來越小，半導體激光輻射的遠場模型不再適合其近場特性的分析；而且，半導體激光器可以作為近場虛擬光探針，應用於近場光學高密度存儲、納米光刻、近場光學成像以及光譜探測等領域。By calculating the feynman diagram in rtf, we find that when taking into account both the thermal photon emission, absorption and the virtual photon exchange processes, the infrared divergences at zero and finite temperature can be cancelled at the same time. the full quantum calculation results for soft photon radiation coincide completely with the poisson distribution obtained in the semiclassical approximation ( the coupling of the classical current and quantized field )
通過實時溫度場論下的費曼圖計算，我們得到：將實光子的發射、吸收，虛光子的交換過程同時考慮時，零溫場論中出現的和由溫度效應引起的紅外發散都能得到消除；並且完全量子場論下的軟光子輻射幾率與半經典近似下（經典的電流和量子化的電磁場之間的耦合）得到的泊松分佈結果完全一致。The one - loop vacuum polarization is calculated for untwisted and twisted scalar fields in a flat space - time with the topology s1 r3. the effect of vacuum polarization upon photon propagation is considered. it is found that for the untwisted scalar field some photon modes acquire a positive topological mass, thus travelling at a subluminal speed ; but for the twisted scalar field some photon modes get an imaginary topological mass and travel at a superluminal speed
本文中我們首先計算了在拓撲結構為s ~ 1 r ~ 3的非minkowski時空中扭曲標量場和非扭曲標量場的真空極化，然後考慮了真空極化對光子傳播的影響，我們發現除了光子的極化方向和傳播方向都垂直於緊致化方向的情形之外，非扭曲標量場的真空極化使所有其他的光子模式都獲得實的拓撲質量從而導致這些光子以亞光速傳播；但是，扭曲標量場的真空極化使光子獲得虛的拓撲質量以致他們以超光速傳播。The fluctuations take the form of pairs of virtual photons
量子漲落以虛光子對的形式出現。The original(real or virtual)photon is re-created.
原來的光子（實的或虛的）再度產生。But in the curved spacetime around a black hole, one member of the pair can be trapped inside the horizon, while the other gets stranded outside
可是在黑洞附近的彎曲時空中，虛光子對的其中一顆可能會陷進視界之內，而另一顆卻留在視界之外。In this paper, the nonclassical properties of two two - level atoms interacting with a single mode light field is studied by means of the quantum theory without rotating wave approximation ; the influences of the yirtual photon process on the mean photon number, the degree of second order coherence of field, the evolution of the field entropy and the squeezing effect are also discussed
本文利用全量子理論，研究了非旋波近似下「耦合雙原子-單模光場」相互作用過程中光場所表現出的非經典性質，研究了虛光子過程對場的平均光子數、二階相干度、場熵演化特性及光場壓縮效應的影響。分享友人