Binder-free carbonized bacterial cellulose-supported ruthenium nanoparticles for Li–O2 batteries

2015 ◽  
Vol 51 (34) ◽  
pp. 7302-7304 ◽  
Author(s):  
Shengfu Tong ◽  
Mingbo Zheng ◽  
Yong Lu ◽  
Zixia Lin ◽  
Xueping Zhang ◽  
...  
Keyword(s):  
Bacterial Cellulose ◽  
Oxygen Electrode ◽  
Volume Effect ◽  
Ruthenium Nanoparticles ◽  
Free Oxygen ◽  
Significant Volume ◽  
Ru Nanoparticles ◽  
Binder Free ◽  
Sufficient Space

Network structured carbonized bacterial cellulose-supported Ru nanoparticles (CBC/Ru), which provide sufficient space for Li2O2 deposition without a significant volume effect and improve the transport of oxygen and electrons, were used as the binder-free oxygen electrode in a Li–O2 battery.

Enhancing the cycle stability of Li–O2 batteries via functionalized carbon nanotube-based electrodes

2020 ◽  
Vol 8 (8) ◽  
pp. 4263-4273
Author(s):  
Young Shik Cho ◽  
Hyunjin Kim ◽  
Minhoo Byeon ◽  
Dong Young Kim ◽  
Hyeokjun Park ◽  
...  
Keyword(s):  
Carbon Nanotube ◽  
Oxygen Electrode ◽  
Cycle Stability ◽  
Free Oxygen ◽  
Binder Free ◽  
Functionalized Carbon Nanotube ◽  
Enhanced Stability

3,5-Bis(trifluoromethyl)phenylmaleimide functionalized CNT buckypapers are prepared as a binder-free oxygen electrode for Li–O2 batteries with increased capacity and enhanced stability.

Transient, in situ synthesis of ultrafine ruthenium nanoparticles for a high-rate Li–CO2 battery

2019 ◽  
Vol 12 (3) ◽  
pp. 1100-1107 ◽  
Author(s):  
Yun Qiao ◽  
Shaomao Xu ◽  
Yang Liu ◽  
Jiaqi Dai ◽  
Hua Xie ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Porous Structure ◽  
Carbon Nanofibers ◽  
In Situ Synthesis ◽  
High Rate ◽  
Ruthenium Nanoparticles ◽  
High Performing ◽  
Activated Carbon Nanofibers ◽  
Ru Nanoparticles

Ultrafine Ru nanoparticles anchored on freestanding activated carbon nanofibers with porous structure are synthesized as a high performing cathode for Li–CO2 batteries via a transient, in situ thermal shock method.

Solid state synthesis of Ru–MC with highly dispersed semi-embedded ruthenium nanoparticles in a porous carbon framework for benzoic acid hydrogenation

2016 ◽  
Vol 6 (19) ◽  
pp. 7259-7266 ◽  
Author(s):  
Zhengliang Jiang ◽  
Guojun Lan ◽  
Xiaoyan Liu ◽  
Haodong Tang ◽  
Ying Li
Keyword(s):  
Benzoic Acid ◽  
Ruthenium Nanoparticles ◽  
Excellent Performance ◽  
Ru Nanoparticles ◽  
Carbon Framework ◽  
Dry Grinding ◽  
Highly Dispersed ◽  
Aromatic Hydrogenation ◽  
Carbon Catalysts ◽  
Cyclohexane Carboxylic Acid

A dry grinding approach was reported for mesoporous Ru–carbon catalysts with semi-embedded Ru nanoparticles, which shows excellent performance in aromatic hydrogenation of benzoic acid to cyclohexane carboxylic acid.

A bimetallic Co4Mo8 cluster built from Mo8 oxothiomolybdate capped by a Co4-thiacalix[4]arene unit: the observation of the Co–Mo synergistic effect for binder-free electrocatalysts

2019 ◽  
Vol 7 (20) ◽  
pp. 12893-12899 ◽  
Author(s):  
Min Zhang ◽  
Mengwei Chen ◽  
Yanfeng Bi ◽  
Liangliang Huang ◽  
Kun Zhou ◽  
...  
Keyword(s):  
Synergistic Effect ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Nickel Foam ◽  
Free Oxygen ◽  
Binder Free

Fabricating Co4-thiacalix[4]arene capped Mo8 oxothiomolybdate bimetallic Co4Mo8 nanoclusters on nickel foam serves as efficient binder-free oxygen evolution reaction electrocatalyst with Co–Mo synergistic effect.

Cellulose nanocrystals as non-innocent supports for the synthesis of ruthenium nanoparticles and their application to arene hydrogenation

RSC Advances ◽  
2015 ◽  
Vol 5 (66) ◽  
pp. 53207-53210 ◽  
Author(s):  
Madhu Kaushik ◽  
Hava Meira Friedman ◽  
Mary Bateman ◽  
Audrey Moores
Keyword(s):  
Cellulose Nanocrystals ◽  
Ruthenium Nanoparticles ◽  
Hydrogenation Catalysts ◽  
Mild Conditions ◽  
Ru Nanoparticles ◽  
Highly Active ◽  
Arene Hydrogenation

Ru nanoparticles deposited onto cellulose nanocrystals are highly active arene hydrogenation catalysts under mild conditions.

Performance-improved Li–O2 battery with Ru nanoparticles supported on binder-free multi-walled carbon nanotube paper as cathode

2014 ◽  
Vol 7 (5) ◽  
pp. 1648-1652 ◽  
Author(s):  
Fujun Li ◽  
Yong Chen ◽  
Dai-Ming Tang ◽  
Zelang Jian ◽  
Chang Liu ◽  
...  
Keyword(s):  
Carbon Nanotube ◽  
Charge Capacity ◽  
Ru Nanoparticles ◽  
Multi Walled Carbon Nanotube ◽  
Binder Free ◽  
Large Discharge

Ru nanoparticles supported on a multi-walled carbon nanotube paper as a cathode in a Li–O2 battery can significantly reduce the charge overpotentials, and present a large discharge–charge capacity and stable cycles.

Ultralow loading of ruthenium nanoparticles on nitrogen-doped porous carbon enables ultrahigh mass activity for the hydrogen evolution reaction in alkaline media

2021 ◽  
Author(s):  
Qianjun Zhi ◽  
Shuaibo Qin ◽  
Wenping Liu ◽  
Rong Jiang ◽  
Tingting Sun ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Porous Carbon ◽  
Alkaline Media ◽  
Ruthenium Nanoparticles ◽  
Nitrogen Doped ◽  
Ru Nanoparticles ◽  
Mass Activity

Carbon-supported ultrafine Ru nanoparticles with 0.44 wt% Ru loading displayed ultrahigh activity towards hydrogen evolution reaction in alkaline media.

Sign in / Sign up

Export Citation Format

Share Document