Upconversion luminescence nanomaterials: A versatile platform for imaging, sensing, and therapy

J Yao, C Huang, C Liu, M Yang - Talanta, 2020 - Elsevier
Upconversion luminescence is an optical process that emits high-energy photons by
absorbing two or more low-energy photons, which is caused by anti-Stokes luminescence …

Up‐conversion and temperature sensing properties of Na2GdMg2(VO4)3:Yb3+,Er3+ phosphors

LJ Li, Y Tong, J Chen, YH Chen… - Journal of the …, 2022 - Wiley Online Library
Abstract In this paper, Na2GdMg2 (VO4) 3: Yb3+, Er3+ phosphors were synthesized through
high‐temperature solid‐state method. According to X‐ray powder diffractogram, diffuse …

Nanophosphors-based white light sources

M Cesaria, B Di Bartolo - Nanomaterials, 2019 - mdpi.com
Miniaturization requests and progress in nanofabrication are prompting worldwide interest in
nanophosphors as white-emission mercury-free lighting sources. By comparison with their …

Optical temperature sensing based on thermal, non-thermal coupled levels and tunable luminescent emission colors of Er3+/Tm3+/Yb3+ tri-doped Y7O6F9 phosphor

Q Han, H Hao, J Yang, Z Sun, J Sun, Y Song… - Journal of Alloys and …, 2019 - Elsevier
Abstract The Er 3+/Tm 3+/Yb 3+ tri-doped Y 7 O 6 F 9 phosphor is synthesized by a typical
hydrothermal method. The Y 7 O 6 F 9: 0.6% Er 3+/0.2% Tm 3+/15% Yb 3+ phosphor is …

Influence of calcination and sintering temperature on the microstructure, dielectric, ferroelectric and piezoelectric properties of the lead-free KNN ceramics

K Verma, S Goel, R Sharma - Journal of Materials Science: Materials in …, 2022 - Springer
In this study, the aim is to determine optimized calcination and sintering temperatures for the
synthesis of lead-free K0. 5Na0. 5NbO3 (KNN) ceramics to achieve excellent di-/piezo-/ferro …

White light upconversion emission and color tunability in Er3+/Tm3+/Yb3+ tri-doped YNbO4 phosphor

FF do Carmo, JPC do Nascimento, MX Facanha… - Journal of …, 2018 - Elsevier
Abstract Er 3+/Tm 3+/Yb 3+ tri-doped YNO phosphors were obtained by the solid-state
reaction method. X-ray diffraction, Raman spectroscopy, and FE-SEM were employed for …

Tuning white light upconversion emission from Yb3+/Er3+/Tm3+ triply doped CaZrO3 by altering Tm3+ concentration and excitation power

A Khan, F Song, A Zhou, X Gao, M Feng… - Journal of Alloys and …, 2020 - Elsevier
Bright white light upconversion luminescence emission is achieved in Yb 3+/Er 3+/Tm 3+
triply doped CaZrO 3 under the excitation of 980 nm diode laser, as a function of Tm 3+ …

La2O3: Tm, Yb, Er upconverting nano-oxides for sub-tissue lifetime thermal sensing

A Siaï, P Haro-Gonzalez, K Horchani-Naifer… - Sensors and Actuators B …, 2016 - Elsevier
The importance of non-invasive thermometry based on lifetime fluorescence in biomedical
applications imposes the research and development of new phosphors. In this work, sub …

Investigation of the optical temperature sensing properties of up-converting TeO2-ZnO-BaO activated with Yb3+/Tm3+ glasses

A Doğan, M Erdem - Sensors and Actuators A: Physical, 2021 - Elsevier
Three different tellurite-zinc-barium-based glasses including Yb 3+ and Tm 3+ ions were
fabricated by the conventional melt quenching method. The composition of the glasses are …

Design and preparation of white light emission from up-conversion transitions in Er3+/Tm3+/Yb3+ co-doped cubic zirconia single crystals

L Wu, Y Pan, S Xu, P Zhang, W Wu, Y Hao, S Ta… - Ceramics …, 2023 - Elsevier
High-quality cubic YSZ crystals were designed with various contents of Er 3+, Tm 3+ and Yb
3+ to produce white light emission, and grown by the optical floating zone method. The up …