Ionic liquid-induced low temperature graphitization of cellulose-derived biochar for high performance sodium storage

2021 ◽  
Vol 412 ◽  
pp. 127034
Author(s):  
Yang Yu ◽  
Zhuoya Ren ◽  
Qianqian Shang ◽  
Jiangang Han ◽  
Lei Li ◽  
...  
Nanoscale ◽  
2019 ◽  
Vol 11 (31) ◽  
pp. 14616-14624 ◽  
Author(s):  
Yan Yang ◽  
Zhen-Zhen Pan ◽  
Ying-Ying Wang ◽  
Yuan-Chuan Ma ◽  
Chong Li ◽  
...  

N-Doped graphene wrapped ultrafine SnO2 nanocrystals were designed and prepared by a simple ionic liquid assisted hydrothermal method.


2020 ◽  
Vol 56 (77) ◽  
pp. 11422-11425
Author(s):  
Lei Liu ◽  
Jinmeng Sun ◽  
Zhuzhu Du ◽  
Ke Wang ◽  
Yuhang Liu ◽  
...  

A low-temperature, molten salt strategy has been developed for synthesizing N and S co-doped few-layer graphene for high-performance sodium storage.


Nanoscale ◽  
2019 ◽  
Vol 11 (35) ◽  
pp. 16690-16690
Author(s):  
Yang Yan ◽  
Zhen-Zhen Pan ◽  
Ying-Ying Wang ◽  
Yuan-Chuan Ma ◽  
Chong Li ◽  
...  

Correction for ‘Ionic-liquid-bifunctional wrapping of ultrafine SnO2 nanocrystals into N-doped graphene networks: high pseudocapacitive sodium storage and high-performance sodium-ion full cells’ by Yan Yang et al., Nanoscale, 2019, 11, 14616–14624.


2019 ◽  
Vol 7 (4) ◽  
pp. 1529-1538 ◽  
Author(s):  
Chao-Ying Fan ◽  
Xiao-Hua Zhang ◽  
Yan-Hong Shi ◽  
Hai-Yang Xu ◽  
Jing-Ping Zhang ◽  
...  

2D few-layer FePS3 is proposed for high-performance and low-temperature lithium/sodium storage through the synergism of oriented nanoengineering and intrinsic phase evolution.


Nanoscale ◽  
2019 ◽  
Vol 11 (31) ◽  
pp. 14959-14960 ◽  
Author(s):  
Yan Yang ◽  
Zhen-Zhen Pan ◽  
Ying-Ying Wang ◽  
Yuan-Chuan Ma ◽  
Chong Li ◽  
...  

Correction for ‘Ionic-liquid-bifunctional wrapping of ultrafine SnO2 nanocrystals into N-doped graphene networks: high pseudocapacitive sodium storage and high-performance sodium-ion full cells’ by Yan Yang et al., Nanoscale, 2019, DOI: 10.1039/c9nr02542a.


2021 ◽  
Vol 56 (13) ◽  
pp. 8186-8201
Author(s):  
Yang Yu ◽  
Zhuoya Ren ◽  
Lei Li ◽  
Jiangang Han ◽  
Ziqi Tian ◽  
...  

Proceedings ◽  
2020 ◽  
Vol 65 (1) ◽  
pp. 25
Author(s):  
Antonio Garrido Marijuan ◽  
Roberto Garay ◽  
Mikel Lumbreras ◽  
Víctor Sánchez ◽  
Olga Macias ◽  
...  

District heating networks deliver around 13% of the heating energy in the EU, being considered as a key element of the progressive decarbonization of Europe. The H2020 REnewable Low TEmperature District project (RELaTED) seeks to contribute to the energy decarbonization of these infrastructures through the development and demonstration of the following concepts: reduction in network temperature down to 50 °C, integration of renewable energies and waste heat sources with a novel substation concept, and improvement on building-integrated solar thermal systems. The coupling of renewable thermal sources with ultra-low temperature district heating (DH) allows for a bidirectional energy flow, using the DH as both thermal storage in periods of production surplus and a back-up heating source during consumption peaks. The ultra-low temperature enables the integration of a wide range of energy sources such as waste heat from industry. Furthermore, RELaTED also develops concepts concerning district heating-connected reversible heat pump systems that allow to reach adequate thermal levels for domestic hot water as well as the use of the network for district cooling with high performance. These developments will be demonstrated in four locations: Estonia, Serbia, Denmark, and Spain.


Polymers ◽  
2021 ◽  
Vol 13 (11) ◽  
pp. 1811
Author(s):  
Valeriia Rostovtseva ◽  
Alexandra Pulyalina ◽  
Roman Dubovenko ◽  
Ilya Faykov ◽  
Kseniya Subbotina ◽  
...  

Modification of polymer matrix by hybrid fillers is a promising way to produce membranes with excellent separation efficiency due to variations in membrane structure. High-performance membranes for the pervaporation dehydration were produced by modifying poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) to facilitate lactic acid purification. Ionic liquid (IL), heteroarm star macromolecules (HSM), and their combination (IL:HSM) were employed as additives to the polymer matrix. The composition and structure of hybrid membranes were characterized by X-ray diffraction and FTIR spectroscopy. Scanning electron microscopy was used to investigate the membranes surface and cross-section morphology. It was established that the inclusion of modifiers in the polymer matrix leads to the change of membrane structure. The influence of IL:HSM was also studied via sorption experiments and pervaporation of water‒lactic acid mixtures. Lactic acid is an essential compound in many industries, including food, pharmaceutical, chemical, while the recovering and purifying account for approximately 50% of its production cost. It was found that the membranes selectively remove water from the feed. Quantum mechanical calculations determine the favorable interactions between various membrane components and the liquid mixture. With IL:HSM addition, the separation factor and performance in lactic acid dehydration were improved compared with pure polymer membrane. The best performance was found for (HSM: IL)-PPO/UPM composite membrane, where the permeate flux and the separation factor of about 0.06 kg m−2 h−1 and 749, respectively, were obtained. The research results demonstrated that ionic liquids in combination with star macromolecules for membrane modification could be a promising approach for membrane design.


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