Preparation of hierarchically porous carbon/magnetic particle composites with broad microwave absorption bandwidth

2019 ◽  
Vol 359 ◽  
pp. 69-78 ◽  
Author(s):  
Ting Huang ◽  
Zhengchen Wu ◽  
Qi Yu ◽  
Donggui Tan ◽  
Lei Li
Keyword(s):  
Microwave Absorption ◽  
Porous Carbon ◽  
Magnetic Particle ◽  
Absorption Bandwidth ◽  
Hierarchically Porous

Rice husk-based hierarchically porous carbon and magnetic particles composites for highly efficient electromagnetic wave attenuation

2017 ◽  
Vol 5 (19) ◽  
pp. 4695-4705 ◽  
Author(s):  
Jiyong Fang ◽  
Yingshuang Shang ◽  
Zheng Chen ◽  
Wei Wei ◽  
Ying Hu ◽  
...  
Keyword(s):  
Electromagnetic Wave ◽  
Rice Husk ◽  
Porous Carbon ◽  
Magnetic Particles ◽  
Wave Attenuation ◽  
Absorption Bandwidth ◽  
Hierarchically Porous ◽  
Highly Efficient

For RHPC/Fe, RL of −21.8 dB can be achieved with the absorption bandwidth (RL ≤ −10 dB, ABW) of 5.6 GHz at a thickness of 1.4 mm, while for RHPC/Co, RL of −40.1 dB can be achieved with ABW of 2.7 GHz at a thickness of 1.8 mm.

Hierarchically Porous Carbon/α‐Fe@Fe 3 C Absorbers Derived from Luffa Sponge with Efficient Microwave Absorption

2020 ◽  
Vol 5 (47) ◽  
pp. 15075-15083
Author(s):  
Qi Zheng ◽  
Meijie Yu ◽  
Wen Wang ◽  
Siyu Liu ◽  
Xuechen Liang ◽  
...  
Keyword(s):  
Microwave Absorption ◽  
Porous Carbon ◽  
Hierarchically Porous ◽  
Luffa Sponge

scholarly journals Natural iron embedded hierarchically porous carbon with thin–thickness and high-efficiency microwave absorption properties

RSC Advances ◽  
2020 ◽  
Vol 10 (64) ◽  
pp. 38989-38999
Author(s):  
Can Zhang ◽  
Kuihu Zhao ◽  
Xueai Li ◽  
Wenqi Dong ◽  
Sufeng Wang ◽  
...  
Keyword(s):  
Microwave Absorption ◽  
Porous Carbon ◽  
High Efficiency ◽  
Reductive Activation ◽  
Absorption Properties ◽  
Microwave Absorption Properties ◽  
Hierarchically Porous ◽  
Natural Iron ◽  
First Time

Natural iron embedded HPCs are prepared using “reductive activation” with KOH for the first time, and exhibit excellent microwave absorption.

Chiffon cake-derived hierarchically porous carbon with efficient microwave absorption properties

2019 ◽  
Vol 30 (21) ◽  
pp. 19173-19181 ◽  
Author(s):  
Yuliang Jiang ◽  
Xueyan Fu ◽  
Zidong Zhang ◽  
Guohua Fan ◽  
Yao Liu ◽  
...  
Keyword(s):  
Microwave Absorption ◽  
Porous Carbon ◽  
Absorption Properties ◽  
Microwave Absorption Properties ◽  
Hierarchically Porous

One-step fabrication of Pd-embedded hierarchically porous carbon micro-spheres for formaldehyde removal under mild conditions

2021 ◽  
Author(s):  
Zhigang Ren ◽  
peng zhao ◽  
Ye Zhang ◽  
Yang Yu ◽  
xiaoxuan lv ◽  
...  
Keyword(s):  
Porous Carbon ◽  
Carbon Microspheres ◽  
Carbon Spheres ◽  
Pickering Emulsions ◽  
Hierarchically Porous ◽  
Mild Conditions ◽  
Formaldehyde Removal ◽  
One Step

Micron-sized carbon spheres synthesized via pickering emulsions has attracted much attention in recent two years. In present paper, we prepared palladium (Pd) and nitrogen co-embedded carbon microspheres for formaldehyde (HCHO)...

scholarly journals Facile synthesis of hierarchically porous carbon for supercapacitor derived from water-soluble pitch

2021 ◽  
Vol 631 ◽  
pp. 012101
Author(s):  
Jinliang Zhang ◽  
Junqing Liu ◽  
Danmiao Kang ◽  
Zhijiang Su ◽  
Wenbin Liang ◽  
...  
Keyword(s):  
Porous Carbon ◽  
Water Soluble ◽  
Facile Synthesis ◽  
Hierarchically Porous

A novel eutectic solvent precursor for efficiently preparing N-doped hierarchically porous carbon nanosheets with unique surface functional groups and micro-pores towards dual-carbon lithium-ion capacitors

2021 ◽  
Author(s):  
Kaixiang Zou ◽  
Yuanfu Deng ◽  
Weijing Wu ◽  
Shiwei Zhang ◽  
Guohua Chen
Keyword(s):  
Functional Groups ◽  
Porous Carbon ◽  
High Performance ◽  
Electrode Materials ◽  
Lithium Ion ◽  
Surface Functional Groups ◽  
Carbon Nanosheets ◽  
Hierarchically Porous ◽  
Li Ion ◽  
Unique Surface

High performance carbon-based materials are ideal electrode materials for Li-ion capacitors (LICs), but there are still many challenges such as the complicated preparation preocesses, high cost and low yield. Also,...

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