A simple preparation method for large-area, wavy graphene oxide nanowalls and their application to freely switchable impedimetric DNA detection

RSC Advances ◽  
2013 ◽  
Vol 3 (44) ◽  
pp. 22430 ◽  
Author(s):  
Tao Yang ◽  
Qian Guan ◽  
Le Meng ◽  
Ruirui Yang ◽  
Qianhe Li ◽  
...  
Author(s):  
Toshihiko Takita ◽  
Tomonori Naguro ◽  
Toshio Kameie ◽  
Akihiro Iino ◽  
Kichizo Yamamoto

Recently with the increase in advanced age population, the osteoporosis becomes the object of public attention in the field of orthopedics. The surface topography of the bone by scanning electron microscopy (SEM) is one of the most useful means to study the bone metabolism, that is considered to make clear the mechanism of the osteoporosis. Until today many specimen preparation methods for SEM have been reported. They are roughly classified into two; the anorganic preparation and the simple preparation. The former is suitable for observing mineralization, but has the demerit that the real surface of the bone can not be observed and, moreover, the samples prepared by this method are extremely fragile especially in the case of osteoporosis. On the other hand, the latter has the merit that the real information of the bone surface can be obtained, though it is difficult to recognize the functional situation of the bone.


Carbon Trends ◽  
2021 ◽  
pp. 100074
Author(s):  
Lerato L Mokoloko ◽  
Boitumelo J Matsoso ◽  
Roy P. Forbes ◽  
Dean H. Barrett ◽  
Beatriz D. Moreno ◽  
...  

2016 ◽  
Author(s):  
E. Balliu ◽  
H. Andersson ◽  
M. Engholm ◽  
S. Forsberg ◽  
H. Olin

2012 ◽  
Vol 35 (1) ◽  
pp. 475-478 ◽  
Author(s):  
Lu Peng ◽  
Zhi Zhu ◽  
Yan Chen ◽  
Da Han ◽  
Weihong Tan

2016 ◽  
Vol 36 (4) ◽  
pp. 399-405 ◽  
Author(s):  
Khalid Nawaz ◽  
Muhammad Ayub ◽  
Noaman Ul-Haq ◽  
M.B. Khan ◽  
Muhammad Bilal Khan Niazi ◽  
...  

Abstract Large area graphene oxide sheets were synthesized, dispersed in water and used as nanofiller for mechanical improvement in terms of Young’s modulus and ultimate tensile strength (UTS) of polyvinyl alcohol (PVA) at low loading. The molecular level dispersion and interfacial interactions between the graphene oxides and polymeric matrix PVA were the real challenges. An excellent improvement in mechanical properties at 0.35 wt% loading was observed. Modulus improved from 1.58 GPa to 2.72 GPa (~71% improvement), UTS improved from 120 MPa to 197 MPa (~65% improvement), and in spite of these improvements, interestingly, there was no fall in elongation at break at this loading.


Nanoscale ◽  
2018 ◽  
Vol 10 (39) ◽  
pp. 18734-18741 ◽  
Author(s):  
Se Hwan Oh ◽  
Jin Koo Kim ◽  
Yun Chan Kang ◽  
Jung Sang Cho

A simple preparation method of mesoporous multicomponent metal oxides containing Ni and Mo components with N-doped carbon by spray pyrolysis process is introduced.


2018 ◽  
Vol 28 (18) ◽  
pp. 1707247 ◽  
Author(s):  
Xinyu Wang ◽  
Fang Wan ◽  
Linlin Zhang ◽  
Zifang Zhao ◽  
Zhiqiang Niu ◽  
...  

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