...τ τ φ φ φ φ d d U N U U B A B A r r r r r r 2 ∗ ∗ ∫∫ = − (1.57) 上式中的积分称作 交换积分 ( exchange integral ),因为积分式中兩个单粒子态作 了交换。
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antiferromagnetic exchange integral [物] 反铁磁交换积分
exchange-integral constant 交换积分常数
exchange integral constant 交换积分常数
exchange integral function 交换积分函数
effective exchange integral 有效交换积分
exchange integral coefficient 交换积分系数
two center exchange integral 双中心交换积分
coulomb integral and exchange integral 库仑积分与交换积分
The resonance integral is often called an exchange integral.
共振积分常常叫做交换积分。
The results show that the effective exchange integral values are less than zero under different conformations, so the radicals display the anti-ferromagnetic coupling.
结果表明,不同构象下各体系有效交换积分值都小于零,自由基间表现为反铁磁性耦合。
The findings bring new lights in the fluctuating nature of momentum exchange coefficients and integral time and length scales. These turbulent properties should not be assumed constant.
这将为波动特性的动量交换系数及积分时间和长尺度提供新的信息,这些湍流特性不应被视为不变的。
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