Near-infrared upconversion nanoparticles for bio-applications

QQ Dou, HC Guo, E Ye - Materials Science and Engineering: C, 2014 - Elsevier
Upconversion nanoparticles (UCNs) attract intensive attentions in biomedical applications.
They have shown great potential in bioimaging, biomolecule detection, drug delivery …

Upconversion color tunability and white light generation in Tm3+/Ho3+/Yb3+ doped aluminum germanate glasses

H Gong, D Yang, X Zhao, EYB Pun, H Lin - Optical Materials, 2010 - Elsevier
Tm3+/Ho3+/Yb3+ triply doped aluminum germanate glasses exhibiting multicolor
upconversion fluorescences have been fabricated and characterized. Efficient three-photon …

Enhanced infrared to visible upconversion emission in Er3+ doped phosphate glass: role of silver nanoparticles

RJ Amjad, MR Sahar, SK Ghoshal, MR Dousti… - Journal of …, 2012 - Elsevier
Phosphate glasses with compositions (59.5–x) P2O5–MgO–xAgCl–0.5 Er2O3 (0.0≤ x≤ 1.5
mol%) containing fixed concentration of Er3+ ion with and without silver nanoparticles (NPs) …

Study of frequency upconversion in Yb3+/Eu3+ by cooperative energy transfer in oxyfluoroborate glass matrix

Y Dwivedi, SN Thakur, SB Rai - Applied Physics B, 2007 - Springer
Oxyfluoroborate glass co-doped with Eu and Yb ions has been prepared and characterized
for its optical properties through photoluminescence, absorption and lifetime measurements …

Enhanced upconversion emission in Er3+-doped tellurite glass containing silver nanoparticles

SK Singh, NK Giri, DK Rai, SB Rai - Solid State Sciences, 2010 - Elsevier
Er3+-doped tellurite glass containing silver nanoparticles (NPs) has been synthesized.
Detailed structural and optical characterizations have been carried out. Infrared to visible …

Optical properties of Tm3+/Yb3+ co-doped XAl2O4 (X= Mg, Ca, Sr and Ba) phosphors: Effect of co-doping of alkaline earths on the radiative as well as non-radiative …

AK Choudhary, A Dwivedi, A Rai, A Bahadur… - Journal of Alloys and …, 2021 - Elsevier
Abstract Tm 3+-Yb 3+ co-doped alkaline earths aluminate phosphors of the type XAl 2 O 4
(X= Mg, Ca, Sr and Ba) are synthesized using solid state reaction method. The crystal …

Optical properties of gold nanoparticle embedded Er3+ doped lead–tellurite glasses

ES Sazali, MR Sahar, SK Ghoshal, R Arifin… - Journal of alloys and …, 2014 - Elsevier
Enhanced optical properties of rare earth doped glasses for sundry applications are current
challenges in materials science and technology. Series of gold nanoparticles (GNPs) …

Blue frequency upconversion emission and optical thermometry of Ca3 (PO4) 2: Tm3+/Yb3+

KM Krishna, MM Upadhyay, V Kesarwani, K Kumar - Optik, 2023 - Elsevier
Abstract Rhombohedral phase Ca 3 (PO 4) 2: Tm 3+/Yb 3+ phosphor is synthesized via
hydrothermal route, and then frequency upconversion emission is studied upon 980 nm …

Enhancement of upconversion luminescence in Tm3+/Er3+/Yb3+-codoped glass ceramic containing LiYF4 nanocrystals

D Deng, S Xu, S Zhao, C Li, H Wang, H Ju - Journal of luminescence, 2009 - Elsevier
A transparent Er3+–Tm3+–Yb3+ tri-doped oxyfluoride glass ceramics containing LiYF4
nanocrystals were prepared. Under 980nm laser diode (LD) pumping, intensive red, green …

[HTML][HTML] 稀土掺杂材料的上转换发光

花景田, 陈宝玖, 孙佳石, 程丽红, 仲海洋 - 中国光学与应用 …, 2010 - chineseoptics.net.cn
稀土掺杂材料的上转换发光是实现光波频率转换的重要途径, 也是稀土掺杂发光材料研究的重要
内容. 本文从介绍与上转换相关的基本概念出发, 阐述了稀土离子上转换发光的发展历史; …