国家自然科学基金(20973001)

作品数：5被引量：10H指数：2
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相关作者：程颐从然樊建梅郑贤锋杨家君更多>>
相关机构：安徽师范大学更多>>
相关期刊：《Science Bulletin》《原子与分子物理学报》《Chinese Physics B》《Chinese Journal of Chemical Physics》更多>>
相关主题：REMPI共振增强多光子电离MEASUREMENT_OFINVESTIGATIONSPECTROSCOPY更多>>
相关领域：理学化学工程环境科学与工程更多>>
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Investigation of ultrafast dynamics of CdTe quantum dots by femtosecond fluorescence up-conversion spectroscopy被引量：3
《Chinese Physics B》2012年第10期466-471,共6页姚关心 吕良宏 桂美芳 张先燚 郑贤锋 季学韩 张宏 崔执凤 
Project supported by the National Natural Science Foundation of China (Grant Nos. 11074003 and 20973001);the Key Program of Educational Commission of Anhui Province of China (Grant No. KJ2010A132)
The ultrafast carrier relaxation processes in CdTe quantum dots are investigated by femtosecond fluorescence upconversion spectroscopy.Photo-excited hole relaxing to the edge of the forbidden gap takes a maximal time ...
关键词：CdTe quantum dots femtosecond fluorescence up-conversion spectroscopy ultrafast dynamics NANOMATERIAL 
Temporally and spatially resolved investigation on the efflorescence process of a mixed droplet of ammonium sulfate and ammonium nitrate被引量：2
《Chinese Science Bulletin》2011年第24期2600-2603,共4页WANG Feng ZHENG YuXia ZHANG YunHong 
supported by the National Natural Science Foundation of China (20973001 and 20903036)
Temporally and spatially resolved investigations of the efflorescence of equimolar mixtures of ammonium sulfate (AS) and ammonium nitrate (AN) aerosol droplets were performed by confocal Raman spectroscopy combined wi...
关键词：风化过程 混合物 硫酸铵 和空间 液滴 时间 硝酸铵 非均匀分布 
A multiphoton ionization study of acetone using time-of-flight mass spectrometry
《Chinese Science Bulletin》2010年第27期3123-3130,共8页ZHENG XianFeng WU HongXia SONG Yu WU JingZe ZHANG JingSong CUI ZhiFeng 
supported by the National Natural Science Foundation of China(20973001,11074003);the US National Science Foundation(CHE-0848643)
The 3p Rydberg states of acetone and photodissociation of the acetone cation were studied using time-of-flight(TOF)mass spectrometry.The 3p Rydberg state spectroscopy of acetone was investigated with linearly polarize...
关键词：共振增强多光子电离 飞行时间 飞行质谱 丙酮 阳离子 REMPI CH3 线性偏振 
Measurement of Photoionization Cross Sections of the Excited States of Titanium被引量：3
《Chinese Journal of Chemical Physics》2009年第6期615-620,J0002,共7页Jia-jun Yang Xing-yong Hu Hong-xia Wu Jian-mei Fan Ran Cong Yi Cheng Xue-han Ji Guan-xin Yao Xian-feng Zheng Zhi-feng Cui 
V. ACKNOWLEDGMENTS This work is supported by the National Natural Science Foundation of China （No.10674002 and No.20973001） and the Science Foundation of Anhui Education Committee （No.ZD2007001-1）.
Resonance-enhanced multiphoton ionization of the titanium atoms has been investigated in the 293 321 nm wavelength. We couple a laser-ablated metal target into a molecular beam to produce free atoms. Ions produced fro...
关键词：Photoionization cross section Excited state TITANIUM 
CC1自由基A^2△←X^2Ⅱ跃迁REMPI光谱研究被引量：2
《原子与分子物理学报》2009年第5期793-797,共5页程颐 杨家君 樊建梅 从然 姚关心 郑贤锋 崔执凤 
国家自然科学基金(10674002,20973001,20703001);安徽省高校青年教师科研资助计划(2007jq1057)
在27l～279 nm波长范围内采用REMPI技术研究CC1自由基的A^2△光谱.实验观察到12~C^35C1以及同位素分子12~C^37C1的A^2△←x^2Ⅱ_1/2,0-0,1-0和2-1跃迁谱带,其中2-1的跃迁为新观察到谱带.获得了A^2△←X^2Ⅱ_1/2电子跃迁0-0,1-0,2-1谱带...
关键词：共振增强多光子电离 四氯化碳 光谱 Π 电子跃迁 同位素 单光子 
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