scholarly journals Stability Enhancements on Methylammonium Lead‐Based Perovskite Nanoparticles: the Smart Use of Host Matrices

Author(s):  
Ján Jančík ◽  
Jozef Krajcovic ◽  
Oliver Brüggemann ◽  
Yolanda Salinas
1993 ◽  
Vol 329 ◽  
Author(s):  
Michael Canva ◽  
Patrick Georges ◽  
Jean-Fran^ois Perelgritz ◽  
Alain Brun ◽  
Fréddric Chaput ◽  
...  

AbstractPhotoresistant laser dyes were trapped in silica based xerogel host matrices to obtain solid state tunable lasers. For this purpose very dense xerogel samples with improved chemical and physical properties were prepared at room temperature by the sol-gel technology. The as-prepared materials were polished to obtain optical quality surfaces and were used as new lasing media.Lasing action of such different dyes as rhodamine, perylene and pyrromethene doping dense sol-gel matrices was demonstrated. Efficiencies of 30 % or lifetimes of more than 100,000 shots were achieved with different new ≤dye dopant/host matrix≥ couples. Their different performances are reviewed and discussed.


2016 ◽  
Vol 120 (32) ◽  
pp. 18333-18339 ◽  
Author(s):  
Prashant Kumar ◽  
Chinnadurai Muthu ◽  
Vijayakumar C. Nair ◽  
K. S. Narayan

2016 ◽  
Vol 51 ◽  
pp. 62-69 ◽  
Author(s):  
Viji Vidyadharan ◽  
Subash Gopi ◽  
Mohan P Remya ◽  
Vinoy Thomas ◽  
Cyriac Joseph ◽  
...  
Keyword(s):  

2013 ◽  
Vol 2013 ◽  
pp. 1-14 ◽  
Author(s):  
Wu Li ◽  
Dongpeng Yan ◽  
Rui Gao ◽  
Jun Lu ◽  
Min Wei ◽  
...  

The assembly of photofunctional molecules into host matrices has become an important strategy to achieve tunable fluorescence and to develop intelligent materials. The stimuli-responsive photofunctional materials based on chromophores-assembled layered double hydroxides (LDHs) have received much attention from both academic and industry fields as a result of their advantages, such as high photo/thermal stability, easy processing, and well reversibility, which can construct new types of smart luminescent nanomaterials (e.g., ultrathin film and nanocomposite) for sensor and switch applications. In this paper, external environmental stimuli have mainly involved physical (such as temperature, pressure, light, and electricity) and chemical factors (such as pH and metal ion); recent progress on the LDH-based organic-inorganic stimuli-responsive materials has been summarized. Moreover, perspectives on further development of these materials are also discussed.


2018 ◽  
Vol 531 ◽  
pp. 233-244 ◽  
Author(s):  
Dimitrios A. Giannakoudakis ◽  
Frederick Pearsall ◽  
Marc Florent ◽  
Julien Lombardi ◽  
Stephen O'Brien ◽  
...  

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