scholarly journals Graphitic Nanocup Architectures for Advanced Nanotechnology Applications

Nanomaterials ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 1862
Author(s):  
Hyehee Kim ◽  
Sen Gao ◽  
Myung Gwan Hahm ◽  
Chi Won Ahn ◽  
Hyun Young Jung ◽  
...  

The synthesis of controllable hollow graphitic architectures can engender revolutionary changes in nanotechnology. Here, we present the synthesis, processing, and possible applications of low aspect ratio hollow graphitic nanoscale architectures that can be precisely engineered into morphologies of (1) continuous carbon nanocups, (2) branched carbon nanocups, and (3) carbon nanotubes–carbon nanocups hybrid films. These complex graphitic nanocup-architectures could be fabricated by using a highly designed short anodized alumina oxide nanochannels, followed by a thermal chemical vapor deposition of carbon. The highly porous film of nanocups is mechanically flexible, highly conductive, and optically transparent, making the film attractive for various applications such as multifunctional and high-performance electrodes for energy storage devices, nanoscale containers for nanogram quantities of materials, and nanometrology.

2016 ◽  
Vol 4 (21) ◽  
pp. 8263-8271 ◽  
Author(s):  
Jin Wook Park ◽  
Wonjoo Na ◽  
Jyongsik Jang

A new class of hierarchical α-Fe2O3/poly(3,4-ethylenedioxythiophene) (PEDOT) core/shell Janus-type hybrid nanoparticles (HNPs) was successfully synthesized using sonochemical, liquid–liquid diffusion-assisted crystallization, and vapor deposition polymerization methods.


Nano LIFE ◽  
2014 ◽  
Vol 04 (04) ◽  
pp. 1441019 ◽  
Author(s):  
Meixi Zhang ◽  
Noe T. Alvarez ◽  
Daoli Zhao ◽  
Lu Zhang ◽  
Mark R. Haase ◽  
...  

A graphene and carbon nanotube (CNT) array composite was synthesized by chemical vapor deposition (CVD) and chemically treated after synthesis, yielding a novel corrugated structure, visually similar to a mushroom gill. This binder-free hybrid material was used to make an electrode that may find application in energy storage devices, such as supercapacitors. The electrode performance of the corrugated graphene/CNT array composite (CGCC) was compared to that of commercial glassy carbon. The results of the comparison are presented here, along with suggestions for further development of the CGCC electrode.


1995 ◽  
Vol 387 ◽  
Author(s):  
S. C. Sun ◽  
L. S. Wang ◽  
F. L. Yeh

AbstractIn this paper, a detailed study is presented for the growth kinetics of rapid thermal chemical vapor deposition (RTCVD) of nitrogen-doped polysilicon using silane and ammonia chemistry. It is found that nitrogen doping has reduced the surface roughness and grain size of the RTCVD polysilicon film. Both the deposition rate and the incubation time of film growth depend strongly on the ammonia to silane flow ratio. We have proposed a novel structure of NICER (Nitrogen Incorporation into CMOS Gate Electrode by in-situ RTCVD). High performance and highly reliable dual gate CMOS can be formed by combining rapid thermal oxidation (RTO) with RTCVD.


2017 ◽  
Vol 6 (6) ◽  
pp. M3035-M3048 ◽  
Author(s):  
Mohd Asyadi Azam ◽  
Nor Najihah Zulkapli ◽  
Norasimah Dorah ◽  
Raja Noor Amalina Raja Seman ◽  
Mohd Hanafi Ani ◽  
...  

ACS Nano ◽  
2014 ◽  
Vol 8 (1) ◽  
pp. 950-956 ◽  
Author(s):  
Jaechul Ryu ◽  
Youngsoo Kim ◽  
Dongkwan Won ◽  
Nayoung Kim ◽  
Jin Sung Park ◽  
...  

2015 ◽  
Vol 8 (7) ◽  
pp. 1889-1904 ◽  
Author(s):  
Xinran Wang ◽  
Gleb Yushin

Recent developments and applications of atomic layer deposition and chemical vapor deposition in energy storage devices are reviewed.


Author(s):  
zhikun zhang ◽  
lianlian xia ◽  
Lizhao Liu ◽  
Yuwen Chen ◽  
zuozhi wang ◽  
...  

Large surface roughness, especially caused by the large particles generated during both the transfer and the doping processes of graphene grown by chemical vapor deposition (CVD) is always a critical...


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