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Phosphor conversion for WLEDs: YBO3: Ce3+, Tb3+ and its effects on the luminous intensity and chromatic properties of dual-layer WLED model

Le Thi Thuy My

Le Thi Thuy My

Faculty of Basic Sciences, Vinh Long University of Technology EducationVietnam
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My, Le Thi Thuy
, 
Nguyen Le Thai

Nguyen Le Thai

Faculty of Engineering and Technology, Nguyen Tat Thanh UniversityHo Chi Minh City, Vietnam
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Thai, Nguyen Le
, 
Thuc Minh Bui

Thuc Minh Bui

Faculty of Electrical and Electronics Engineering, Nha Trang UniversityNha Trang City, Vietnam
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Bui, Thuc Minh
, 
Hsiao-Yi Lee

Hsiao-Yi Lee

Department of Electrical Engineering, National Kaohsiung University of Science and TechnologyKaohsiung, Taiwan
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Lee, Hsiao-Yi
 e 
Nguyen Doan Quoc Anh

Nguyen Doan Quoc Anh

Faculty of Electrical and Electronics Engineering, Ton Duc Thang UniversityHo Chi Minh City, Vietnam
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Anh, Nguyen Doan Quoc
  
14 apr 2023
Phosphor conversion for WLEDs: YBO3: Ce3+, Tb3+ and its effects on the luminous intensity and chromatic properties of dual-layer WLED model's Cover Image
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Pubblicato online: 14 apr 2023
Pagine: 105 - 113
Ricevuto: 13 mag 2022
Accettato: 28 nov 2022
DOI: https://doi.org/10.2478/msp-2022-0050
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© 2022 Le Thi Thuy My et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1

The change in yellow phosphor concentration when using 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
The change in yellow phosphor concentration when using 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K

Fig. 2

WLED emission power with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
WLED emission power with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K

Fig. 3

Lumen output with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
Lumen output with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K

Fig. 4

CCT variances of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
CCT variances of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K

Fig. 5

CRIs of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
CRIs of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K

Fig. 6

CQS values of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
CQS values of WLEDs with 5% and 10% concentrations of YBO3:Ce3+,Tb3+ at CCTs of (a) 3000 K, (b) 4000 K, (c) 5000 K
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Inglese
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Scienze materiali, Scienze materiali, altro, Nanomateriali, Materiali funzionali ed intelligenti, Caratteristica e proprietà dei materiali
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