Cross-relaxation and non-steady-state processes induced up-conversion color modulation in Gd2O3: Ln3+/Er3+ (Ln = Tm, Ho)
Sign Up to like & getrecommendations! Published in 2018 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2018.01.015
Abstract: Abstract Two efficient approaches based on cross-relaxation and non-steady-state upconversion processes were used to regulate the upconversion emission colors of Er 3+ in Gd 2 O 3 host, in which the cross-relaxation induced tunable up-conversion… read more here.
Keywords: non steady; steady state; cross relaxation; conversion ... See more keywords
Sensitivity modification of upconversion thermometry through manipulating cross-relaxation between Tm3+ ions
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.03.087
Abstract: Abstract In this work, Yb3+/Tm3+co-doped scheelite phosphors (NaGd(MoO4)2) are fabricated and explored as a potential temperature sensing material. The blue (1G4 → 3H6) and deep red (3F2, 3 → 3H6) emission bands of Tm3+ ions exhibit opposite… read more here.
Keywords: cross relaxation; temperature; sensitivity; manipulating cross ... See more keywords
Spectroscopic properties and excited state dynamics of Sm3+ ions in zinc telluro-fluoroborate glasses
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.05.069
Abstract: Abstract A new series of trivalent samarium doped B2O3–TeO2–ZnO–ZnF2–CaF2–BaF2 glasses were prepared and their spectroscopic behavior have been studied to understand the effect of Sm3+ ions concentration and to explore the local field effect on… read more here.
Keywords: sm3 ions; cross relaxation; excited state; spectroscopic properties ... See more keywords
Concentration dependent luminescence and cross-relaxation energy transfers in Tb3+ doped fluoroborate glasses
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DOI: 10.1016/j.jlumin.2018.09.031
Abstract: Abstract Recently, mixed-former glasses have attracted a large attention due to the appropriate combinations of the chemical, physical and optical properties of each glass former. In this scenario, the optical properties of fluoroborate glasses doped… read more here.
Keywords: doped fluoroborate; fluoroborate glasses; cross relaxation; tb3 doped ... See more keywords
Role of Yb3+ ion on the evaluation of energy transfer and cross-relaxation processes in Gd2Ce2O7: Yb3+, Er3+ phosphors
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DOI: 10.1016/j.jlumin.2019.03.021
Abstract: Abstract Energy transfer (ET) and cross-relaxation (CR) processes play significant roles in regulating emitting colors and intensity of upconversion (UC) materials. Calculating the coefficients in ET and CR processes can provide visual descriptions for evaluating… read more here.
Keywords: cross relaxation; energy transfer; transfer cross; yb3 ion ... See more keywords
Heteronuclear cross-relaxation effect modulated by the dynamics of N-functional groups in the solid state under 15N DP-MAS DNP.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of magnetic resonance"
DOI: 10.1016/j.jmr.2020.106688
Abstract: In a typical magic-angle spinning (MAS) dynamic nuclear polarization (DNP) nuclear magnetic resonance (NMR) experiment, several mechanisms are simultaneously involved when transferring much larger polarization of electron spins to NMR active nuclei of interest. Recently,… read more here.
Keywords: mas dnp; cross relaxation; dnp;
Cross-Relaxation from Er3+(2H11/2,4S3/2) and Er3+(2H9/2) in β-NaYF4:Yb,Er and Implications for Modeling Upconversion Dynamics
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.9b10163
Abstract: We have implemented both the Dornauf–Heber (D–H) model and a brute force statistical (BFS) model to characterize the quenching by neighboring Er and Yb ions of the green and blue emitting states of... read more here.
Keywords: cross relaxation; 4s3 er3; er3 2h9; 2h11 4s3 ... See more keywords
Enhancement of the sensitivity of single band ratiometric luminescent nanothermometers based on Tb3+ ions through activation of the cross relaxation process
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DOI: 10.1038/s41598-020-68145-5
Abstract: The description of luminescent processes and their thermally induced changes, that may be also influenced by the optically active ions concentration, and thus by the various inter-ionic processes, is the key to the improved development… read more here.
Keywords: temperature; cross relaxation; luminescent; tb3 ions ... See more keywords
All-optical quantum thermometry based on spin-level cross-relaxation and multicenter entanglement under ambient conditions in SiC
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DOI: 10.1063/1.5037158
Abstract: All-optical thermometry technique based on the energy level cross-relaxation in atomic-scale spin centers in SiC is demonstrated. This technique exploits a giant thermal shift of the zero-field splitting for centers in the triplet ground state,… read more here.
Keywords: state; cross relaxation; thermometry; level ... See more keywords