scholarly journals Synthesis of HZSM-5 Catalyst by Template-Free Method for Hydration of Cyclohexene to Cyclohexanol

Author(s):  
Runhu Zhang ◽  
Chao Hua ◽  
Fang Bai ◽  
Ping Lu ◽  
Mencui Ning
2010 ◽  
Vol 1247 ◽  
Author(s):  
Rocío Calderón-Villajos ◽  
Carlos Zaldo ◽  
Concepción Cascales

AbstractControlled reaction conditions in simple, template-free hydrothermal processes yield Tm-Lu2O3 and Tm-GdVO4 nanocrystals with well-defined specific morphologies and sizes. In both oxide families, nanocrystals prepared at pH 7 reaction media exhibit photoluminescence in ∼1.95 μm similar to bulk single crystals. For the lowest Tm3+ concentration (0.2 % mol) in GdVO4 measured 3H4 and 3F4 fluorescence lifetimes τ are very near to τrad.


2020 ◽  
Vol 16 (4) ◽  
pp. 462-477 ◽  
Author(s):  
Patrizia Bocchetta ◽  
Domenico Frattini ◽  
Miriana Tagliente ◽  
Filippo Selleri

By collecting and analyzing relevant literature results, we demonstrate that the nanostructuring of polypyrrole (PPy) electrodes is a crucial strategy to achieve high performance and stability in energy devices such as fuel cells, lithium batteries and supercapacitors. In this critic and comprehensive review, we focus the attention on the electrochemical methods for deposition of PPy, nanostructures and potential applications, by analyzing the effect of different physico-chemical parameters, electro-oxidative conditions including template-based or template-free depositions and cathodic polymerization. Diverse interfaces and morphologies of polymer nanodeposits are also discussed.


Langmuir ◽  
2009 ◽  
Vol 25 (11) ◽  
pp. 6454-6459 ◽  
Author(s):  
Jianping Xie ◽  
Qingbo Zhang ◽  
Weijiang Zhou ◽  
Jim Yang Lee ◽  
Daniel I. C. Wang
Keyword(s):  

2021 ◽  
pp. 103317
Author(s):  
Muidh Alheshibri ◽  
Sultan Akhtar ◽  
Abbad Al Baroot ◽  
Khaled Elsayed ◽  
Hassan S Al Qahtani ◽  
...  

2012 ◽  
Vol 7 (7) ◽  
pp. 651 ◽  
Author(s):  
Jinsong Xie ◽  
Liangsong Li ◽  
Changan Tian ◽  
Chengliang Han ◽  
Difang Zhao

Author(s):  
Zahra Souri ◽  
Saber Alizadeh ◽  
Davood Nematollahi ◽  
Mohammad Mazloum-Ardakani ◽  
Abbas Karami

Author(s):  
Helena Schneider ◽  
Lucas K. Schindel ◽  
Lucas B. Gomes ◽  
Isabel C. Tessaro ◽  
Nilson R. Marcilio

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