Optical temperature sensing of up-conversion luminescent materials: Fundamentals and progress

Y Zhao, X Wang, Y Zhang, Y Li, X Yao - Journal of Alloys and Compounds, 2020 - Elsevier
Temperature monitoring plays an important role in ensuring product quality, saving energy,
promoting the development of national economy and providing basic diagnostic criteria in …

Optical temperature sensing of rare-earth ion doped phosphors

X Wang, Q Liu, Y Bu, CS Liu, T Liu, X Yan - Rsc Advances, 2015 - pubs.rsc.org
Accurate and reliable temperature measurement of many special inaccessible objects is a
challenging task. Optical temperature sensing is a promising method to achieve it. The …

Wide-range and highly-sensitive optical thermometers based on the temperature-dependent energy transfer from Er to Nd in Er/Yb/Nd codoped NaYF4 upconversion …

B Cao, Y Bao, Y Liu, J Shang, Z Zhang, Y He… - Chemical Engineering …, 2020 - Elsevier
In this paper, we report the temperature-dependent energy transfer (ET) process between Er
3+ and Nd 3+ ions and optical temperature sensing properties based on the upconversion …

Wide-range non-contact fluorescence intensity ratio thermometer based on Yb 3+/Nd 3+ co-doped La 2 O 3 microcrystals operating from 290 to 1230 K

G Gao, D Busko, S Kauffmann-Weiss… - Journal of Materials …, 2018 - pubs.rsc.org
Non-contact ratiometric thermometry has applications ranging from in situ physiological
measurements to industrial process monitoring. The technique is based on the optical …

CaMoO4: Ho3+–Yb3+–Mg2+ upconverting phosphor for application in lighting devices and optical temperature sensing

R Dey, A Kumari, AK Soni, VK Rai - Sensors and Actuators B: Chemical, 2015 - Elsevier
The CaMoO 4 phosphors codoped with Ho 3+, Yb 3+, Mg 2+ ions, synthesized by chemical
coprecipitation route and characterized structurally by X-ray diffraction analysis have shown …

Concentration and pump power-mediated color tunability, optical heating and temperature sensing via TCLs of red emission in an Er 3+/Yb 3+/Li+ co-doped ZnGa 2 O …

RS Yadav, A Bahadur, SB Rai - RSC advances, 2019 - pubs.rsc.org
Intense red upconversion luminescence was observed in the Er3+/Yb3+/Li+ co-doped
ZnGa2O4 phosphor synthesized through the solid state reaction method for the first time …

Optical temperature sensing in β-NaLuF 4: Yb 3+/Er 3+/Tm 3+ based on thermal, quasi-thermal and non-thermal coupling levels

H Lu, H Hao, G Shi, Y Gao, R Wang, Y Song, Y Wang… - RSC …, 2016 - pubs.rsc.org
Three methods for optical temperature sensing are investigated in the NaLuF4:
Yb3+/Er3+/Tm3+ phosphor, which is prepared by a hydrothermal method. The temperature …

Optical temperature sensing properties of Yb 3+–Er 3+ co-doped NaLnTiO 4 (Ln= Gd, Y) up-conversion phosphors

D He, C Guo, S Jiang, N Zhang, C Duan, M Yin, T Li - RSC Advances, 2015 - pubs.rsc.org
Yb3+–Er3+ ion co-doped NaLnTiO4 (Ln= Y, Gd) up-conversion (UC) phosphors were
successfully synthesized by a sol–gel method. The phase purity and the structure of the …

Boltzmann-distribution-dominated persistent luminescence ratiometric thermometry in NaYF4:Pr3+

L Li, Z Wu, C Wang, X Han, L Marciniak, Y Yang - Optics Letters, 2022 - opg.optica.org
A novel, to the best of our knowledge, optical temperature measurement method is
proposed, ie, persistent luminescence intensity ratio (PLIR) thermometry. The PLIR …

Noninvasive optical temperature sensing behavior of Ho3+ and Ho3+/Er3+ doped tellurite glasses through up and down-converted emissions

O Kıbrıslı, E Erol, N Vahedigharehchopogh… - Sensors and Actuators A …, 2020 - Elsevier
Optical temperature sensing behavior of Ho 3+ and Ho 3+/Er 3+ doped tellurite glasses are
investigated in terms of fluorescence intensity ratio (FIR) method in the range of 298–558 K …