光子上转换(英语:Photon upconversion)是吸收较长波长的两个或多个光子,激发出较短波长的光的过程。[1]它是反斯托克型的发光,这种类型的发光的例子就是将红外光转化为可见光[2][3][4][5][6]具有这一发光特性的材料被称作上转换发光材料,它通常含有d区f区的元素。如Ln3+Ti2+Ni2+Mo3+Re4+Os4+等。

上转换荧光。含有红外光的光纤在黑暗中闪耀着蓝光。

参考文献 编辑

  1. ^ Zhou, B.; et al. Controlling Upconversion Nanocrystals for Emerging Applications. Nature Nanotechnology: 924–936. Bibcode:2015NatNa..10..924Z. doi:10.1038/nnano.2015.251. 
  2. ^ Haase, M.; Schäfer, H. Upconverting Nanoparticles. Angewandte Chemie International Edition. 2011, 50: 5808–5829. doi:10.1002/anie.201005159. 
  3. ^ Auzel, François. Upconversion and Anti-Stokes Processes with f and d Ions in Solids. Chemical Reviews. 2004, 104 (1): 139–174. PMID 14719973. doi:10.1021/cr020357g. 
  4. ^ Gamelin, Daniel R.; Güdel, Hans U. Design of Luminescent Inorganic Materials: New Photophysical Processes Studied by Optical Spectroscopy. Accounts of Chemical Research. 2000, 33 (4): 235–242. doi:10.1021/ar990102y. 
  5. ^ Huang, Zhiyuan; Li, Xin; Mahboub, Melika; Hanson, Kerry M.; Nichols, Valerie M.; Le, Hoang; Tang, Ming L.; Bardeen, Christopher J. Hybrid Molecule–Nanocrystal Photon Upconversion Across the Visible and Near-Infrared. Nano Letters. 2015-08-12, 15 (8): 5552–5557. Bibcode:2015NanoL..15.5552H. ISSN 1530-6984. PMID 26161875. doi:10.1021/acs.nanolett.5b02130. 
  6. ^ Wu, Mengfei; Congreve, Daniel N.; Wilson, Mark W. B.; Jean, Joel; Geva, Nadav; Welborn, Matthew; Van Voorhis, Troy; Bulović, Vladimir; Bawendi, Moungi G. Solid-state infrared-to-visible upconversion sensitized by colloidal nanocrystals. Nature Photonics. 2015-11-23, 10: 31–34. Bibcode:2016NaPho..10...31W. ISSN 1749-4893. doi:10.1038/nphoton.2015.226.