# Fileset

[2024_hangai-luminescence-tuning-of-nir-luminescence-nanophosphor-bi3-yb3-doped_support.pdf](https://mdr.nims.go.jp/filesets/1b7b771d-9b00-418c-9f4f-74234f546416/download)

## Creator

[Taisei Hangai](https://orcid.org/0009-0002-8165-0568), [Takuya Hasegawa](https://orcid.org/0000-0002-6170-5632), [Jian Xu](https://orcid.org/0000-0002-1040-5090), [Takayuki Nakanishi](https://orcid.org/0000-0003-3412-2842), [Takashi Takeda](https://orcid.org/0000-0003-2510-4562), [Tomoyo Goto](https://orcid.org/0000-0003-1362-6750), [Yasushi Sato](https://orcid.org/0000-0001-5132-0301), Ayahisa Okawa, [Shu Yin](https://orcid.org/0000-0002-5449-4937)

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## Other metadata

[Luminescence Tuning of NIR Luminescence Nanophosphor Bi<sup>3+</sup>/Yb<sup>3+</sup>-Doped RE<sub>2</sub>MoO<sub>6</sub> (RE = Gd, Y, and Lu) and Gd<sub>2</sub>Mo<sub>1–<i>x</i></sub>W<sub>  <i>x</i></sub>O<sub>6</sub>](https://mdr.nims.go.jp/datasets/a20c67ae-dc2e-4169-a6bd-3037e55a84fb)

## Fulltext

Supporting InformationLuminescence Tuning of NIR Luminescence Nanophosphor Bi3+/Yb3+-doped RE2MoO6 (RE=Gd, Y, Lu) and Gd2Mo1-xWxO6Taisei Hangai,1 Takuya Hasegawa,*,1 Jian Xu,2 Takayuki Nakanishi,3 Takashi Takeda,3 Tomoyo Goto,4,5 Yasushi Sato,6 Ayahisa Okawa,1 and Shu Yin1,71 Institute of Multidisciplinary Research for Advanced Material (IMRAM), Tohoku University, 2-1-1 Katahira, Aoba-ku, Sendai, 980-8577, Japan2 International Center for Young Scientists (ICYS), National Institute for Materials Science (NIMS), Tsukuba, Ibaraki 305-0044, Japan3 Advanced Phosphor Group, National Institute for Materials Science (NIMS), Tsukuba, Ibaraki, 305-0044, Japan4 SANKEN (The Institute of Scientific and Industrial Research), Osaka University, 8-1 Mihogaoka, Ibaraki, Osaka 567-0047, Japan5 Institute for Advanced Co-Creation Studies, Osaka University, 1-1 Yamadaoka, Suita, Osaka, 565-0871, Japan6 Department of Chemistry, Faculty of Science, Okayama University of Science, 1-1 Ridai-cho, Kita-ku, Okayama 700-0005, Japan7 Advanced Institute for Materials Research (WPI-AIMR), Tohoku University, Sendai 980-8577, Japan*Corresponding author:Takuya Hasegawa: hase@tohoku.ac.jpS1Figure and Table contentFigure S1. Narrow scan analysis of (a) Gd 4d, (b) Y 3d, (c) Lu 3d, (d) Mo 3d, (e) Bi 4f, and (f) Yb 4d for REMO:Bi,Yb nanophosphors (RE=Gd, Y, and Lu).Figure S2. XANES spectra for REMO:Bi,Yb (RE=Gd, Y, and Lu) with the reference samples of MoO3 and MoO2.Figure S3. Derivative XANES spectra for REMO:Bi,Yb (RE=Gd, Y, and Lu) with the reference samples of MoO3 and MoO2.Figure S4. Rietveld analysis for RE2MoO6:Bi,Yb (RE = Y(a) and Lu(b)).Figure S5. Rietveld analysis for RE2MoO6 (RE = Gd (a), Y (b) and Lu (c)).Figure S6. Tauc plot for RE2MoO6 (RE = Gd, Y, and Lu).Figure S7. Fourier transformed EXAFS radial distribution function spectra of Mo K-edge in REMO:Bi,Yb (RE= Gd, Y, and Lu).Figure S8. Normalized PL spectra in NIR region for REMO:Bi,Yb (RE=Gd, Y, and Lu) under 363 nm excitation. Figure S9. Temperature-dependent PL spectra in NIR region under 363 nm excitation from 80 K to 300 K for (a) GMO:Bi,Yb, (b) YMO:Bi,Yb, and (c) LuMO:Bi,Yb.Figure S10. Derivative XANES spectra of Mo K- and W L3-edge with reference samples of MoO3, MoO2, WO3, and WO2 for Gd2Mo1-xWxO6:Bi,Yb.Figure S11. Normalized PL spectra under 363 nm excitation for Gd2Mo1-xWxO6:Bi,Yb (x=0, 0.2, and 0.5).Figure S12. Photographs of PDMS/GMO:Bi,Yb film.Table S1. Molar ratios of RE/Bi/Yb for REMO:Bi,Yb (RE=Gd, Y, and Lu) estimated from XPS.Table S2. Lattice parameters for REMO:Bi,Yb (RE=Gd, Y, and Lu) refined by Rietveld analysis.Table S3. Lattice parameters for REMO (RE=Gd, Y, and Lu) refined by Rietveld analysis.Table S4. Fitting parameter of decay curves for REMO:Bi,Yb (RE=Gd, Y, and Lu).Table S5. Fitting parameter of decay curves for Gd2Mo1-xWxO6:Bi,Yb.S2Figure S1. Narrow scan analysis of (a) Gd 4d, (b) Y 3d, (c) Lu 3d, (d) Mo 3d, (e) Bi 4f, and (f) Yb 4d for REMO:Bi,Yb nanophosphors (RE=Gd, Y, and Lu).S3Figure S2. XANES spectra for REMO:Bi,Yb (RE=Gd, Y, and Lu) with the reference samples of MoO3 and MoO2.S4Figure S3. Derivative XANES spectra for REMO:Bi,Yb (RE=Gd, Y, and Lu) with the reference samples of MoO3 and MoO2.19.95 20 20.05 20.1MoO2MoO3GMO:Bi,YbYMO:Bi,YbLuMO:Bi,YbDerivativeX-rayabsorbance[a.u.]Energy [keV]S5Figure S4. Rietveld analysis for REMO:Bi,Yb (RE =Y (a) and Lu (b)).S6Figure S5. Rietveld analysis for REMO (RE =Gd (a), Y (b), and Lu (c)).S7Figure S6. Tauc plot for RE2MoO6 (RE = Gd, Y, and Lu).S8Figure S7. Fourier transformed EXAFS radial distribution function spectra of Mo K-edge in REMO:Bi,Yb (RE= Gd, Y, and Lu).S9Figure S8. Normalized PL spectra in NIR region for REMO:Bi,Yb nanophosphors (RE=Gd, Y, and Lu) under 363 nm excitation.S10Figure S9. Temperature-dependent PL spectra in NIR region under 363 nm excitation from 80 K to 300 K for (a) GMO:Bi,Yb, (b) YMO:Bi,Yb, and (c) LuMO:Bi,Yb.S11Figure S10. Derivative XANES spectra of Mo K- and W L3-edge with reference samples of MoO3, MoO2, WO3, and WO2 for Gd2Mo1-xWxO6:Bi,Yb.S12Figure S11. Normalized PL spectra under 363 nm excitation for Gd2Mo1-xWxO6:Bi,Yb (x=0, 0.2, and 0.5).S13Figure S12. Photographs of PDMS/GMO:Bi,Yb film.S14Table. S1. Molar ratios of RE/Bi/Yb for REMO:Bi,Yb (RE=Gd, Y, Lu) estimated from XPS.GMO:Bi,Yb YMO:Bi,Yb LuMO:Bi,YbGd [mol%] 90.4 83.0 95.5Bi [mol%] 7.92 7.38 3.18Yb [mol%] 1.67 9.65 1.32S15Table S2. Lattice parameters for REMO:Bi,Yb (RE=Gd, Y, and Lu) refined by Rietveld analysis.GMO:Bi,Yb YMO:Bi,Yb LuMO:Bi,Yba [Å] 16.523(3) 16.382(2) 16.288(1)b [Å] 11.168(2) 11.009(1) 10.8779(8)c [Å] 5.398(1) 5.334(6) 5.2658(6)β [°] 108.460(9) 108.64(5) 108.805(9)V [Å3] 945.4(3) 911.5(2) 883.2(2)Rwp [%] 2.98 5.223 7.616Rp [%] 2.286 3.846 5.337S 3.375 4.854 7.426Impurity phase [%] - 7.8 4.3S16Table S3. Lattice parameters for REMO (RE=Gd, Y, and Lu) refined by Rietveld analysis.GMO YMO LuMOa [Å] 16.572(8) 16.392(3) 16.318(6)b [Å] 11.159(4) 11.017(2) 10.878(2)c [Å] 5.405(2) 5.3372(9) 5.265(2)β [°] 108.43(2) 108.603(7) 108.81(5)V [Å3] 948.6(7) 913.5(2) 884.3(5)Rwp [%] 3.922 5.868 11.17Rp [%] 2.639 4.280 7.791S 4.839 5.453 10.741Impurity phase [%] 1.2 5.0 15S17Table S4. Fitting parameters of decay curves for REMO:Bi,Yb (RE=Gd, Y, and Lu).Sample 𝜏1 [µs] 𝜏2 [µs] 𝐴1 [-] 𝐴1 [-] 𝜏ave [µs]GMO:Bi,Yb 97.3 265 583 410 207YMO:Bi,Yb 62.6 160 708 303 113LuMO:Bi,Yb 36.0 117 838 139 64.4S18Table S5. Fitting parameters of decay curves for Gd2Mo1-xWxO6:Bi,Ybx 𝜏1 [µs] 𝜏2 [µs] 𝐴1 [-] 𝐴1 [-] 𝜏ave [µs]0 97.3 265 583 410 2070.2 101 275 650 381 2080.5 77.4 257 650 381 213