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用脉冲激光研究细菌视紫红质的瞬态光吸收和光电压
Study of the Relation between Instantaneous Optical Absorption and Photovoltage in Bacteriorhodopsin by Dye Pulse Laser
【摘要】 用自行装配的染料脉冲激光器 ,在室温下研究了细菌视紫红质膜蛋白 (BR)对 5种不同光波的瞬态光吸收和3种光波的光电压的关系。实验发现 ,BR对同一种光波的光电压和光吸收并不完全相关 ,影响其光电转换的因素除了与BR所吸收的光能多少有关之外 ,还有其他复杂的原因。在 3种脉冲半宽为 110ns的染料激光中 ,6 17nm激光对BR产生光电压最为有利
【Abstract】 A study of the relation between instantaneous optical absorption and photovoltage in bacteriorhodopsin in room temperature by dye pulse laser with different wavelengthes indicates that: the photovoltage and optical absorption of the BR are not necessarily correlated, besides the amount of optical absorption there are other factors influcing photovoltaic conversion; and the photovoltage of BR at 617 nm is greater than that at 597 nm and 577 nm.
【关键词】 细菌视紫红质膜蛋白;
瞬态光吸收;
光电压;
【Key words】 bacteriorhodopsin; instantaneous optica absorption; photovoltage;
【Key words】 bacteriorhodopsin; instantaneous optica absorption; photovoltage;
【基金】 国家自然科学基金 (编号 :6 98880 0 1,19834 0 30及39730 15 0 )资助课题
- 【文献出处】 中国激光 ,Chinese Journal of Lasers , 编辑部邮箱 ,2001年10期
- 【分类号】Q631
- 【下载频次】48