Enhancement of luminescence intensity and spectroscopic analysis of Eu3+-activated and Li+ charge-compensated CaTiO3 color tunable phosphors for solid-state lighting

2016 ◽  
Vol 122 (7) ◽  
Author(s):  
Dhananjay Kr. Singh ◽  
Pankaj Kr. Baitha ◽  
J. Manam
2013 ◽  
Vol 39 (1) ◽  
pp. 857-860 ◽  
Author(s):  
Haidong Ju ◽  
Jie Liu ◽  
Baoling Wang ◽  
Xutang Tao ◽  
Yinhai Ma ◽  
...  

2020 ◽  
Vol 17 ◽  
pp. 100487 ◽  
Author(s):  
Liangling Sun ◽  
Jia Liang ◽  
Shaoying Wang ◽  
Qi Sun ◽  
Balaji Devakumar ◽  
...  

2019 ◽  
Vol 787 ◽  
pp. 537-542 ◽  
Author(s):  
Lifang He ◽  
Lei Yang ◽  
Bin Liu ◽  
Jian Zhang ◽  
Cheng Zhang ◽  
...  

2018 ◽  
Vol 199 ◽  
pp. 442-449 ◽  
Author(s):  
Sangeeta Chahar ◽  
Mandeep Dalal ◽  
Rekha Devi ◽  
Avni Khatkar ◽  
Priti Boora ◽  
...  

Nanomaterials ◽  
2019 ◽  
Vol 9 (2) ◽  
pp. 176 ◽  
Author(s):  
Ziqian He ◽  
Caicai Zhang ◽  
Hao Chen ◽  
Yajie Dong ◽  
Shin-Tson Wu

Advances in materials, color rendering metrics and studies on biological effects promote the design for novel solid-state lighting sources that are highly energy efficient, excellent at color rendering and healthy for human circadian rhythms. Recently, perovskite nanocrystals have emerged as narrow-band, low-cost, color-tunable downconverters, elevating the design and development of solid-state lighting to a new level. Here, we perform a systematic optimization of using perovskite nanocrystals as downconverters to simultaneously optimize vision energy efficiency, color rendering quality and circadian action effect of lighting sources at both fixed and tunable color temperatures. Further analysis reveals the inherent differences in central wavelength and bandwidth preferences for different cases, providing a general guideline for designing circadian lighting. Through systematic optimization, highly efficient circadian lighting sources with excellent color rendering can be achieved.


2019 ◽  
Vol 45 (1) ◽  
pp. 606-613 ◽  
Author(s):  
Sangeeta Chahar ◽  
Rekha Devi ◽  
Mandeep Dalal ◽  
Manju Bala ◽  
Jyoti Dalal ◽  
...  

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