聲耦合子 的英文怎麼說
中文拼音 [shēngǒugězi]
聲耦合子
英文
acoustic couplants-
Exciton - phonon coupling of nn3 center in heavily nitrogen doped gap
3束縛激子與聲子的耦合The exciton - phonon coupling in cdse qds and its wetting layer were investigated by pl dependent of temperature
利用變溫實驗研究了在量子點與其浸潤層中激子與聲子耦合現象。The phenomenon of noise - induced transport of brownian particles in periodic and quasi - periodic systems with coupling between multiplicative colored noise and additive white noises is investigated
在含有耦合的乘性色噪聲和加性白噪聲的周期性和準周期性系統中,我們分析了噪聲誘導的布朗粒子的輸運現象。In chapter two we analytically study the nonlinear lattice effects for the ground state of electron - phonon interaction one - dimensional molecular crystal system
第二章用解析方法研究一維分子晶體電子-聲子耦合系統基態中晶格非線性效應。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。The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling
超聲波馬達是一種利用壓電陶瓷的逆壓電效應,通過各種伸縮振動模式的轉換與耦合,將材料的微觀變形通過共振放大和摩擦耦合轉換成轉子或者滑塊宏觀運動的直接驅動器。30 litre couplant tank. automatic pumped supply with full recirculation. visual and electronic level display. continuous couplant monitoring by flow sensor and ultrasonically
30升的耦合劑儲蓄槽。自動化泵槽裝置可以將其完全循環利用。可顯示直觀的電子層面。通過流量傳感器和超聲波地來對耦合劑進行連續監控。The design of resonant p. a. cell is one of the most important parts, including p. a. cell structure, first resonance frequency, optical reflection sets, and couple between optical fiber and p. a
諧振式光聲腔的設計是該系統的關鍵,包括光聲腔結構設計、第一諧振頻率及品質因子的確定、光學反射裝置、光纖和光聲腔的耦合等。The model from the input to the output of the piezoelectric traveling wave ultrasonic motor is established by synthetically using lagrange - maxwell equation, hertz elastic contact theory and coulomb friction theory, along with considering electromechanical coupling, influence of the interface force between the stator and rotor of the motor on the amplitude of the traveling wave inside the stator and dynamic contact friction friction force
利用拉格朗日?麥克斯韋方程以及赫茲彈性接觸理論,庫侖摩擦理論,考慮機電耦合效應,定、轉子間界面力對彎曲行波的影響及其動態接觸摩擦力,建立了壓電行波超聲波馬達從輸入到輸出的機電耦聯系統的數學模型。The influence of noise on one - dimensional coupled map lattices
噪聲對一維耦合映象格子的影響We obtain that i ) with the increase of the phonon - pseudospin interaction and the thickness of the superlattice, the phase transition temperature of the superlattice will increase. ii ) the increase of the phonon - pseudospin interaction leads to the change of the number of the pyroelectric peaks in the temperature curve of pyroelectric coefficient and to the change of the pyroelectric coefficient
研究發現,聲子與贗自旋的相互作用會影響鐵電超晶格熱電峰的數目以及熱電系數的溫度曲線的形態,而且聲子與贗自旋耦合作用的增強以及超晶格尺寸的增大都會使整個材料的相變溫度增加。( 2 ) based on the wave equation in the acoustic fluid space and the theory of thin - wall structure, the non - symmetrical coupled structure - acoustic dynamic equation without damping is studied. the non - symmetric system of the finite element model for coupled structure - acoustic response is solved by the conjugate subspace iteration method
由聲空間波動方程和薄板理論出發,對聲場?結構耦合系統的模態分析提出了有限元數值方法,採用共扼子空間迭代法對非對稱特徵方程進行處理,採用靜凝聚法消除質量矩陣的奇異性。Analysis on the coupling dynamic model of piezoelectric resonator of ultrasonic motor based on energy method
基於能量法的超聲電機壓電振子的耦合動力學模型分析By magnetoelectric coupling, the application of an electric field or ferroelectric polarization can change one or more of the parameters governing the ma gnetic behavior of the system. correspondingly, being possible magnetostrictive effect or electron - phonon interaction, the fluctuation of spin ordering may lead to a dielectric anomaly and ferroelectric relaxation
通過磁電耦合,鐵電有序或外電場可導致自旋的再分佈而改變系統的磁性性質,同樣由於自旋有序的漲落通過磁致伸縮或可能的電-聲子作用可導致鐵電弛豫或介電異常。The electromechanical coupling field of stator vibration is analyzed by finite element method
應用有限元法對電機定子振動過程中的機電耦合場進行分析,提取超聲頻段的振動模態。Echo waves and their stability in linearly coupled oscillators
線性耦合振子中的回聲波及其穩定性Ultrasonic motors are a new kind of solid actuators that come into being since 1980 ’ s, which use inverse piezoelectric effect of pzt to excite stator ’ s elliptical vibration and produce driving power by frictional coupling
超聲波馬達是上世紀80年代開始發展起來的一種新型驅動器,它是利用壓電陶瓷的逆壓電效應激勵出定子表面質點的橢圓軌跡振動,依靠摩擦耦合來實現驅動。Coupled finite element and wavelet boundary spectral method for sound - structure interaction analysis of axisymmetric bodies
軸對稱體聲振耦合的邊界子波譜與有限元耦合方法This paper is a part of scientific research item " coupling of sound and cement bond logging of shipping hermetic cabin and the influence of multi - variable environment simulative hermetic cabin to body ". it mainly studied the measurement and control system of the simulative hermetic cabin to realize the adjustment of temperature, humidity, stress, oxygen, carbon dioxide, vibration and noise etc. and the parts of system design to the hermetic cabin and corresponding have carried on the technology explanation
本論文是「船舶密封艙內的聲固耦合和多變量環境對生理功能的影響」科研項目的子課題,主要對模擬密封艙的測控系統進行研究,以實現密封艙對溫度、濕度、壓力、氧氣濃度、 co _ 2濃度、振動和噪聲等變量的調節。Then we analyze the static character of sbs to obtain the sbs gain factor and threshold under continuous wave and pulse. because there is no stokes seed in fiber hydrophone system, we analyze the sbs based on the noise initiation of sbs model. we use the finite differential time domain method to do the sbs numerical simulation in fiber
由於光纖水聽器中的sbs是在沒有種子光注入下產生的,於是我們推導了噪聲激發模型下描述sbs的耦合波方程組,對該方程組使用時域有限差分法進行了數值模擬,並推導了連續光和脈沖光下的閾值。分享友人