Controlled synthesis and photostability of blue emitting Cs3Bi2Br9 perovskite nanocrystals by employing weak polar solvents at room temperature

2019 ◽  
Vol 7 (12) ◽  
pp. 3688-3695 ◽  
Author(s):  
Mingyang Gao ◽  
Chi Zhang ◽  
Linyuan Lian ◽  
Jianwei Guo ◽  
Yong Xia ◽  
...  
Keyword(s):  
Quantum Yield ◽  
Room Temperature ◽  
Controlled Synthesis ◽  
Polar Solvents ◽  
Dual Emission ◽  
Perovskite Nanocrystals ◽  
Photoluminescence Quantum Yield

All inorganic Cs3Bi2Br9 perovskite NCs were synthesized at room temperature, demonstrating blue dual-emission peaks and high photoluminescence quantum yield.

Room temperature synthesis of Sn2+ doped highly luminescent CsPbBr3 quantum dots for high CRI white light-emitting diodes

Nanoscale ◽  
2021 ◽  
Author(s):  
Dongdong Yan ◽  
Qionghua Mo ◽  
Shuangyi Zhao ◽  
Wensi Cai ◽  
Zhigang Zang
Keyword(s):  
Quantum Dots ◽  
Quantum Yield ◽  
White Light ◽  
Room Temperature ◽  
Temperature Synthesis ◽  
Light Emitting ◽  
Photoluminescence Quantum Yield ◽  
Hot Injection ◽  
White Light Emitting Diodes ◽  
Cspbbr3 Quantum Dots

With a high photoluminescence quantum yield (PLQY) being able to exceed 90% for those prepared by hot injection method, CsPbBr3 quantum dots (QDs) have attracted intensive attentions for white light-emitting...

scholarly journals Enhanced Room‐Temperature Photoluminescence Quantum Yield in Morphology Controlled J‐Aggregates

2021 ◽  
pp. 1903080
Author(s):  
Surendra B. Anantharaman ◽  
Joachim Kohlbrecher ◽  
Gabriele Rainò ◽  
Sergii Yakunin ◽  
Thilo Stöferle ◽  
...  
Keyword(s):  
Quantum Yield ◽  
Room Temperature ◽  
Room Temperature Photoluminescence ◽  
Photoluminescence Quantum Yield ◽  
J Aggregates

Promote doping efficiency and photoluminescence quantum yield of Mn-doped perovskite nanocrystals via two-step hot-injection

2021 ◽  
Author(s):  
Yacong Li ◽  
Chuying Wang ◽  
Guangcai Hu ◽  
Wen Meng ◽  
Shiqi Sui ◽  
...  
Keyword(s):  
Quantum Yield ◽  
Ultraviolet Light ◽  
Injection Strategy ◽  
Mn Doping ◽  
Perovskite Nanocrystals ◽  
Orange Emission ◽  
Photoluminescence Quantum Yield ◽  
Bright Orange ◽  
Hot Injection ◽  
Mn Doped

Manganese doped perovskite nanocrystals (NCs) have been synthesized by a novel two-step hot injection strategy with an unprecedented Mn doping efficiency of 48.5%, bright orange emission under ultraviolet light and...

The postsynthetic anion exchange of CsPbI3 nanocrystals for photoluminescence tuning and enhanced quantum efficiency

2020 ◽  
Vol 8 (35) ◽  
pp. 12302-12307 ◽  
Author(s):  
Xuyuan Bao ◽  
Mingze Li ◽  
Jing Zhao ◽  
Zhiguo Xia
Keyword(s):  
Quantum Yield ◽  
Anion Exchange ◽  
Quantum Efficiency ◽  
Exchange Method ◽  
Perovskite Nanocrystals ◽  
Photoluminescence Quantum Yield

We propose a postsynthetic anion exchange method via ZnBr2 addition to enhance photoluminescence quantum yield and stability of CsPbI3 perovskite nanocrystals.

scholarly journals Lead-free, stable, high-efficiency (52%) blue luminescent FA3Bi2Br9 perovskite quantum dots

2020 ◽  
Vol 5 (3) ◽  
pp. 580-585 ◽  
Author(s):  
Yalong Shen ◽  
Jun Yin ◽  
Bo Cai ◽  
Ziming Wang ◽  
Yuhang Dong ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Quantum Yield ◽  
Room Temperature ◽  
High Efficiency ◽  
Blue Emission ◽  
Lead Free ◽  
Photoluminescence Quantum Yield ◽  
Perovskite Quantum Dots ◽  
First Time

Lead-free Bi-based perovskite FA3Bi2X9 (X = Cl, Br, and I) quantum dots (QDs) are synthesized for the first time at room temperature. The ligand-passivated FA3Bi2Br9 QDs exhibit blue emission at 437 nm with photoluminescence quantum yield (PLQY) up to 52%.

scholarly journals Room temperature synthesis of low-dimensional rubidium copper halide colloidal nanocrystals with near unity photoluminescence quantum yield

Nanoscale ◽  
2021 ◽  
Vol 13 (1) ◽  
pp. 59-65
Author(s):  
Parth Vashishtha ◽  
Thomas J. N. Hooper ◽  
Yanan Fang ◽  
Deviana Kathleen ◽  
David Giovanni ◽  
...  
Keyword(s):  
Crystal Structure ◽  
Quantum Yield ◽  
Room Temperature ◽  
Uv Light ◽  
Colloidal Nanocrystals ◽  
Temperature Synthesis ◽  
Copper Halide ◽  
One Dimensional ◽  
Photoluminescence Quantum Yield ◽  
Low Dimensional

Demonstration of Rb2CuX3 (X = Br, Cl) colloidal nanocrystals under UV light with a representation of one-dimensional Rb2CuBr3 crystal structure.

Room-Temperature Construction of Mixed-Halide Perovskite Quantum Dots with High Photoluminescence Quantum Yield

2018 ◽  
Vol 122 (9) ◽  
pp. 5151-5160 ◽  
Author(s):  
Chenghao Bi ◽  
Shixun Wang ◽  
Wen Wen ◽  
Jifeng Yuan ◽  
Guozhong Cao ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Quantum Yield ◽  
Room Temperature ◽  
Photoluminescence Quantum Yield ◽  
Perovskite Quantum Dots ◽  
Halide Perovskite
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