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1. Know the basic processes that occur with lasing. (¾¡Á¿ÓÃÒ»¶Î»°ËµÇå³þ²úÉú¼¤¹â·øÉäµÄ»ù±¾ÎïÀí¹ý³Ì£¬×îºÃÉÔ΢Ïêϸµã)
2. Know what factors contribute to greater intensity for stimulated emission, stimulated absorption, collisional excitation, collisional de-excitation, and for spontaneous emission. (ÿһµã·Ö±ð¼òµ¥ËµÒ»Ï¾ÍÐУ¬²»ÓúܾßÌå)
3. Know what situations lead to higher transition probabilities for absorption, fluorescence, and phosphorescence. (д³öÿһÖֵĴ𰸼´¿É)

[ Last edited by ice625 on 2013-9-22 at 14:15 ]
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1. Know the basic processes that occur with lasing. (¾¡Á¿ÓÃÒ»¶Î»°ËµÇå³þ²úÉú¼¤¹â·øÉäµÄ»ù±¾ÎïÀí¹ý³Ì£¬×îºÃÉÔ΢Ïêϸµã)

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2. Know what factors contribute to greater intensity for stimulated emission, stimulated absorption, collisional excitation,
collisional de-excitation, and for spontaneous emission. (ÿһµã·Ö±ð¼òµ¥ËµÒ»Ï¾ÍÐУ¬²»ÓúܾßÌå)

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3. Know what situations lead to higher transition probabilities for absorption, fluorescence, and phosphorescence. (д³öÿһÖֵĴ𰸼´¿É)

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