利用强场近似(Strong field approximation,SFA)方法研究氢负离子(H^-)在强激光场中双光子电离的能量谱,所得到的电离谱随角度的变化规律与实验结果符合得很好.进一步的研究表明,H^-离子在强激光场中双光子电离的能量谱与有质动力能有关...利用强场近似(Strong field approximation,SFA)方法研究氢负离子(H^-)在强激光场中双光子电离的能量谱,所得到的电离谱随角度的变化规律与实验结果符合得很好.进一步的研究表明,H^-离子在强激光场中双光子电离的能量谱与有质动力能有关.激光场强度越大,光电子的有质动力能也越大,能量谱向左移动越明显.我们的结果表明,使用强场近似是一种研究负离子在强激光场中电离过程的有效方法.展开更多
The one-color resonant two -photon ionization technique is employed to study jetcooled van der Waals(vdW)complex 0-xylene.N2 through the S0-S1 transition Around the band The spectra obtained exhibit rich information a...The one-color resonant two -photon ionization technique is employed to study jetcooled van der Waals(vdW)complex 0-xylene.N2 through the S0-S1 transition Around the band The spectra obtained exhibit rich information about the complex intermolecular vdW vibrational modes.We have tentatively assgned all the observed Spectral features.The structure of the complex has been obtained by calculation of the minimum energy structure.展开更多
K831 2005064499 大气杂质气体神经网络识别的推广性研究=Neural net- work generalization analysis of recognition for gas impurity in air[刊,中]/韩应哲(南开大学现代光学研究所,教育部 光电信息技术重点实验室．天津(300071)),...K831 2005064499 大气杂质气体神经网络识别的推广性研究=Neural net- work generalization analysis of recognition for gas impurity in air[刊,中]/韩应哲(南开大学现代光学研究所,教育部 光电信息技术重点实验室．天津(300071)),李素梅…∥光 电子·激光．-2005,16(6)．展开更多
O644.18 96042421利用准分子激光制备Cu,Al化合物的纳米粒子=Synthesis of nanometer Cu and Al compoundpowders by excimer laser ablation[刊,中]/郑隽,楼祺洪,董景星,魏运荣,宁东(中科院上海光机所.上海(201800))∥中国激光.—1995,...O644.18 96042421利用准分子激光制备Cu,Al化合物的纳米粒子=Synthesis of nanometer Cu and Al compoundpowders by excimer laser ablation[刊,中]/郑隽,楼祺洪,董景星,魏运荣,宁东(中科院上海光机所.上海(201800))∥中国激光.—1995,22(12).—942—944利用准分子脉冲激光(XeCl,λ=308nm)对Cu,Al靶进行消融,从而得到Cu。展开更多
文摘利用强场近似(Strong field approximation,SFA)方法研究氢负离子(H^-)在强激光场中双光子电离的能量谱,所得到的电离谱随角度的变化规律与实验结果符合得很好.进一步的研究表明,H^-离子在强激光场中双光子电离的能量谱与有质动力能有关.激光场强度越大,光电子的有质动力能也越大,能量谱向左移动越明显.我们的结果表明,使用强场近似是一种研究负离子在强激光场中电离过程的有效方法.
文摘The one-color resonant two -photon ionization technique is employed to study jetcooled van der Waals(vdW)complex 0-xylene.N2 through the S0-S1 transition Around the band The spectra obtained exhibit rich information about the complex intermolecular vdW vibrational modes.We have tentatively assgned all the observed Spectral features.The structure of the complex has been obtained by calculation of the minimum energy structure.
文摘K831 2005064499 大气杂质气体神经网络识别的推广性研究=Neural net- work generalization analysis of recognition for gas impurity in air[刊,中]/韩应哲(南开大学现代光学研究所,教育部 光电信息技术重点实验室．天津(300071)),李素梅…∥光 电子·激光．-2005,16(6)．
文摘O644.18 96042421利用准分子激光制备Cu,Al化合物的纳米粒子=Synthesis of nanometer Cu and Al compoundpowders by excimer laser ablation[刊,中]/郑隽,楼祺洪,董景星,魏运荣,宁东(中科院上海光机所.上海(201800))∥中国激光.—1995,22(12).—942—944利用准分子脉冲激光(XeCl,λ=308nm)对Cu,Al靶进行消融,从而得到Cu。
