double resonance 中文意思是什麼

double resonance 解釋
雙共振
  • double : adj 1 兩倍的,加倍的。2 雙的,二重的,雙重的;對,雙,兩,復。3 雙人用的;折疊式的。4 (意義)雙...
  • resonance : n 1 回聲,反響;【物理學】共鳴,共振;【無線電】(波長的)調諧。2 【化學】中介(現象)。3 【醫學...
  1. Double-headed arrows are used to indicate resonance.

    雙箭頭用來表示共振。
  2. In the section 3, we calculated the threshold and efficiency of double resonance oscillator ( dro ) in plane wave of clbo ; we also got the efficiency curves of clbo in gaussian beam

    第三章分析和數值模擬計算了平面波雙諧振情況下clbo晶體的振蕩閾值和轉換效率曲線,同時給出了高斯光束的轉換效率曲線並與bbo晶體進行了比較。
  3. Ion detection technique has been successfully used in the study of rydberg states of na2 by pulse optical - optical double resonance. high - lying rydberg states near ionization limit have been observed and high sensitive and high gain spectra have been obtained. this technique is very useful for molecular spectroscopy

    本文首次實現了鈉分子體系中離子探測脈沖激光光譜,研究了鈉分子電離限附近的高里德堡態,獲得了高靈敏度和高增益的光譜,拓寬了分子光譜研究領域。
  4. However, when the input noise is the double - peak gaussian mixture noise, the noise can improve the signal correlation for the subthreshold signal and the suprathreshold signal, i. e., both sr and suprathreshold stochastic resonance ( ssr ) often occurs

    而當輸入噪聲為雙峰高斯混合噪聲時,不僅輸入信號在閾下時隨機諧振現象有時存在,而且輸入信號在閾上時噪聲往往也能改善信號的相關性,即閾上隨機諧振現象存在。
  5. Internuclear double resonance

    核間雙共振法
  6. The equivalent - circuit parameters and resonant frequencies of the piezoelectric quartz crystal resonance, the value of half peak width of the electroacoustic conductance spectrum ( fg1 / 2 ) as well as the electrical double - layer capacitance were obtained and analyzed

    獲得並分析了pqc諧振等效電路參數、諧振頻率、電導譜半峰寬f _ ( g1 2 )和雙電層電容,考察了電極界面發生的吸附動力學過程。
  7. It is found that the fwm field can cause the asymmetry of electromagnetically induce transparency profile. in addition, the effect of different propagating orientations of probe field on the electromagnetically induced transparency is also discussed. in the molecular multi - level system with the perturbed superposition levels, we discuss the electromagnetically induced transparency, spontaneous emission enhancement, double dark resonance and double electromagnetically induced transparency by using the density matrix equation under weisskopf - winger approximation and dressed - state density matrix equation

    針對實際的實驗條件,考慮了一種影響量子干涉的新的因素-四波混頻場,研究了四波混頻場對雙光子探測的-型能級體系的eit的影響,發現四波混頻場能夠導致雙光子探測的eit線型的不對稱,在此基礎上,討論了不同探測場的傳播方式對eit的影響,針對分子中實際存在的包含有微擾能級的不同多能級系統,我們分別採用綴飾態繪景下的密度矩陣方程和weisskopf - wigner近似下的密度矩陣方程詳細地討論了電磁感應透明、自發輻射的干涉相消和相長、雙暗態共振和雙電磁感應透明現象。
  8. We have investigated transport properties of electrons in magnetic quantum structures under an applied constant electric field. the transmission coefficient and current density have been calculated for electron tunneling through structures consisting of identical magnetic barriers and magnetic wells and structures consisting of unidentical magnetic barriers and magnetic wells. it is shown that the transmission coefficient of electrons in a wider nonresonance energy region is enhanced under an applied electric field. the resonance is suppressed for electron tunneling through double - barrier magnetic ( dbm ) structures arranged with identical magnetic barriers and magnetic wells. incomplete resonance at zero bias is changed to complete resonance at proper bias for electron tunneling through dbm structures arranged with different magnetic barriers and magnetic wells. the results also indicate that there exist negative conductivity and noticeable size effect in dbm structures

    對磁量子結構中電子在外加恆定電場下的輸運性質進行了研究.分別計算了電子隧穿相同磁壘磁阱和不同磁壘磁阱構成的兩種磁量子結構的傳輸概率和電流密度.計算結果表明,在相當寬廣的非共振電子入射能區,外加電場下電子的傳輸概率比無電場時增加.對于電子隧穿相同磁壘磁阱構成的雙磁壘結構,共振減弱;對于電子隧穿不同磁壘磁阱構成的雙磁壘結構,無電場作用時的非完全共振在適當的偏置電壓下轉化為完全共振,這時的電子可實現理想的共振隧穿.研究同時表明,磁量子結構中存在著顯著的量子尺寸效應和負微分電導
  9. Nuclear magnetic double resonance

    核磁雙共振法
  10. The multiple method of scale is used to obtain the averaged equations in primary parameter resonance. from the averaged equations, the theory of normal form is applied to find the explicit formulas of normal form associated with a double zero and a pair of pure imaginary eigenvalues with the aid of the maple program

    利用多尺度方法得出了主參數共振情況下的平均方程,利用normalform理論對具有雙零特徵值和一對純虛特徵值的平均方程進行了簡化,得到了平均系統的normalform 。
  11. Part iii the medicines about gold will be very popular in the next ten years. 25, physiologically ph 7. 43 ( + 0. 02 ), applying resonance light - scattering spectrum ( rls ), we observed the resonance light - scattering spectrum quenching of serum albumin by its interaction with au ( iii ). a scattering peak at 350nm and its double frequency scattering peak at 700nm were observed when the excited wavelenth is 290nm

    第三部分:在普通熒光分光光度計上選擇合適的激發和發射通帶寬度,利用reyleigh共振散射技術,研究了生理ph值7 . 43 ( 0 . 02 ) , 25下,金( )與血清白蛋白的相互作用。
  12. By the method of double - frequency acoustic excitations, experiments were conducted on the influences of phase differences between the fundamental and subharmonic waves upon the " subharmonic resonance " - the nonlinear interaction between the waves

    用雙頻聲激勵方法,實驗研究了剪切流中基波及其亞諧波的相位差對「亞諧共振」非線性過程的影響。
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