A self-healing high-performance phosphorus composite anode enabled by in situ preformed intermediate lithium sulfides

2019 ◽  
Vol 7 (47) ◽  
pp. 27048-27056 ◽  
Author(s):  
Weiqiang Kong ◽  
Zhongsheng Wen ◽  
Zhaoyang Zhou ◽  
Guanqin Wang ◽  
Jinpeng Yin ◽  
...  

Phosphorous–sulfur/carbon composite sulfur is strategically incorporated with phosphorous by P–S bonding. The formed solvable Li–S intermediates could be anchored on the surface of phosphorous by capillary and thus heal the cracks/defects.

2009 ◽  
Vol 189 (1) ◽  
pp. 16-21 ◽  
Author(s):  
Zhaojun Luo ◽  
Dongdong Fan ◽  
Xianlong Liu ◽  
Huanyu Mao ◽  
Caifang Yao ◽  
...  

2019 ◽  
Vol 9 (11) ◽  
pp. 1802928 ◽  
Author(s):  
Zhiyao Peng ◽  
Yajing Hu ◽  
Jingjing Wang ◽  
Sijie Liu ◽  
Chenxi Li ◽  
...  

2020 ◽  
Vol 6 (21) ◽  
pp. eaay7735 ◽  
Author(s):  
Xiaobo Xi ◽  
Tong Ye ◽  
Shuang Wang ◽  
Xiangming Na ◽  
Jianghua Wang ◽  
...  

Therapeutic cancer vaccines that harness the immune system to reject cancer cells have shown great promise for cancer treatment. Although a wave of efforts have spurred to improve the therapeutic effect, unfavorable immunization microenvironment along with a complicated preparation process and frequent vaccinations substantially compromise the performance. Here, we report a novel microcapsule-based formulation for high-performance cancer vaccinations. The special self-healing feature provides a mild and efficient paradigm for antigen microencapsulation. After vaccination, these microcapsules create a favorable immunization microenvironment in situ, wherein antigen release kinetics, recruited cell behavior, and acid surrounding work in a synergetic manner. In this case, we can effectively increase the antigen utilization, improve the antigen presentation, and activate antigen presenting cells. As a result, effective T cell response, potent tumor inhibition, antimetastatic effects, and prevention of postsurgical recurrence are achieved with various types of antigens, while neoantigen was encapsuled and evaluated in different tumor models.


2017 ◽  
Vol 4 (12) ◽  
pp. 1996-2004 ◽  
Author(s):  
Yankai Li ◽  
Zhi Long ◽  
Pengyuan Xu ◽  
Yang Sun ◽  
Kai Song ◽  
...  

A novel silicon–carbon composite with a 3D pore-nest structure denoted as Si@SiOx/CNTs@C was prepared and studied, and the capacity of a Si@SiOx/CNTs@C composite anode can be maintained at above 1740 mA h g−1 at a current density of 0.42 A g−1 after 700 cycles.


2015 ◽  
Vol 44 (10) ◽  
pp. 4594-4600 ◽  
Author(s):  
Yao Li ◽  
Qing Meng ◽  
Shen-min Zhu ◽  
Zeng-hui Sun ◽  
Hao Yang ◽  
...  

A Fe/Fe3O4/N-carbon composite consisting of a porous carbon matrix containing a highly conductive N-doped graphene-like network and Fe/Fe3O4 nanoparticles was prepared.


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