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2019-9-7 05:26:52 | ʾȫ¥ |Ķģʽ
ӵijֳȥһЩ˵£˭ûйֻأЩѧңȴİѿһ֡ԼĿꡪۿߡ

ڽվе2019 ^ѧѧᣨAmerican Chemical Society, ACSȫ߲ϣѧҽѧԺĺٽڣͨ۾ԿоĽչʾоδijһ죬ࡰġҹ

оɺойѧѧѧҽѧѦоеġͬʱҲ״γɹöӵۺ֪ͺͼӾ



ͼ | ѧѧȫ߲ϵƵͼԴYouTube

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ҹҺɫ۾ȴѰҹʫ˹˳ǵ仰źܶ˶ǿԿġһƵġͨǽŲۿԸ֪IJֽɼ⡱

һ˵۾Ը֪ĵŲΧ 400 nm ~ 760 nm ֮䣬Ҳһ˿ԿøЩԼܸ֪ 380 nm ~ 780 nm ֮ĵŲ

鶯ĿӷΧܽӽӷΧĤийϸĸй⵰еѧġ

ͨ£ 700 nm ĺ⣬Ϊӵϵͣڵĸй⵰ܹղ֪ޣ޷Ȼ͸й⵰׵޷ΧͻʹܵȷĸţȻӰӾ֪

ӰݺĺУ󷢡ŹٺӳװƵĸ߽ű۲չеĺ߸֪ʵУDzܵġо֮δܾͲ˵ˡ



ͼ | ŲͿɼףԴWiki

緢ֵķǿɼ䲨պôɸ֪Χ֮⣬ 780 nm ~ 2526 nm IJ֮䡣

ٺͬԿģΧڵĹߡ

ĿǰҪںڰпҪǣͼ巢Ľķʽʵ֡Щ豸ͨϴ󣬲Яʹá

ˣٺŶӾ룺Ƿͨ۾עһֽϡתϡupconversion nanoparticlesUCNPsײϣýӾ

ײкϡԪErYbԽĵܹתΪ鶯۾ܿĸ̹⡣

ԴˣĿϯоԱչʾʱ˵ǹ۲ʱֻܿɼ⡣ӵнӾһȫµķʽȥ档ǻֱܹ۽кĹ۲⣬Ҳûбصĸ豸ӵҹ

С۾ʵ
Щʱ򣬺ٺоŶ Cell ־ϷһоͨС۾ĸйϸ渽һǷӽϵĵʣɹ UCNPs ˸йϸϡڰѽ UCNPs ĸйϸע䵽СĤ档

ΪȷܹעǷӵпھϸ֪ߵоС˼Ϊԡһʵǽһ Y ˮУˮһ֧ͨƽ̨ġͨȥˮ

оԱѵһεĿɼȥαʶָ·һǡ·ͬɼԲαʶָھѵ֮оԱʶĿɼ⻻ɽ⡣

ٱʾע UCNPs йϸÿζȷαʶIJ·ȥûעڹ滻޷ֱ·


ͼ | о̣Ƚ UCNPs 򵽸йϸϣٽע䵽۾ĤвԣԴCell

оŶӹ۲⵽UCNPs ۾˳ 10 ܵʱûκԵĸáǣΪڿǷҪʵ֮ǰҪһײϵİȫԺԡ

ڻ˵Щʱ䷢е UCNPs ޻ģһЩȱ㡣ĿǰоŶӻûȫԣδҪ׿Թʹá

ֽ׶ΣоŶʹлȾɵ UCNPs ϡԪؽʵ顣֤ˣ֮ǰ޻ UCNPs ȣѾȸߵл UCNPs

ЩлӿԷɫɫĹ⣻ͬʱӵиõ֮⣬лӻٸٵļơ



ͼ | ƿлӿԽۿĽתΪǿҵ⣨Դ٣

оһ׶οܻὫмӦõϽвԣ˵ӵһܹߵġִ߾ܴԶߵͼεͶ䵽ΥϣӶáڲ˵ץĿꡣ

˿óӢ۰ijδӦҽ򣬱۲ʵоýøйϸϵ UCNPs ͷҩ˵
-End-
οCell Press. "Nanotechnology makes it possible for mice to see in infrared." ScienceDaily. ScienceDaily, 28 February 2019.
https://www.eurekalert.org/emb_releases/2019-08/acs-ncs071819.php
http://dy.163.com/v2/article/detail/E968PBOA05119KL5.html               

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ժҪ:оŶӹ۲⵽UCNPs ۾˳ 10 ܵʱûκԵĸáǣΪڿǷҪʵ֮ǰҪһײϵİȫԺԡ

ڻ˵Щʱ䷢е UCNPs ޻ģһЩȱ㡣ĿǰоŶӻûȫԣδҪ׿Թʹá
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