scholarly journals Linking morphology with activity through the lifetime of pretreated PtNi nanostructured thin film catalysts

2015 ◽  
Vol 3 (21) ◽  
pp. 11660-11667 ◽  
Author(s):  
D. A. Cullen ◽  
M. Lopez-Haro ◽  
P. Bayle-Guillemaud ◽  
L. Guetaz ◽  
M. K. Debe ◽  
...  

High resolution imaging and electron tomography are used to link nanoscale morphology with electrochemical activity in highly active Pt3Ni7nanostructured thin film catalysts, revealing the critical role of catalyst conditioning.

Author(s):  
Ivan Shorokhov ◽  
Daniel Irving ◽  
Mhairi Rogan ◽  
Dillon L. Haldane ◽  
Heather Trodden ◽  
...  

Micron ◽  
2007 ◽  
Vol 38 (8) ◽  
pp. 804-818 ◽  
Author(s):  
Kianoush Khosravi-Darani ◽  
Abbas Pardakhty ◽  
Hamid Honarpisheh ◽  
V.S.N. Malleswara Rao ◽  
M. Reza Mozafari

2019 ◽  
Vol 25 (S2) ◽  
pp. 1306-1307
Author(s):  
Xia Li ◽  
Donghyun Park ◽  
Yunjie Chang ◽  
Abhijith Radhakrishnan ◽  
Hangjun Wu ◽  
...  

Author(s):  
Charles W. Allen ◽  
Kenneth H. Westmacotp

With the development of the Atomic Resolution Microscope (JEOL ARM-1000) about a decade ago and the current availability of new ultra high resolution HVEMs, the important role of HVEM in high resolution imaging has been well achieved. Higher spatial resolution imaging is attainable with higher energy electrons without sacrificing sample tilting capability by virtue of a smaller CSλ value. When commercial HVEMs first became available in the mid 1960's, however, it was not the prospect of high resolution imaging which seemed most important but rather the fact that, for a given material, significantly thicker specimens could be examined.The microstructures (ultrastructures) and physical behavior of these foils (up to 15 μm thick) would be more representative of those for the bulk material. And especially for materials science applications two other factors were also of paramount importance: (1) the controlled generation of vacancy-interstitial (Frenkel) pairs in crystalline pure elements and alloys by high energy electron irradiation became possible and (2) the increased working space in the objective lens region allowed some miniaturized experimental apparatus to be incorporated.


Nano Energy ◽  
2018 ◽  
Vol 50 ◽  
pp. 497-503 ◽  
Author(s):  
Xiao Xiao Zhu ◽  
Ze Bin Li ◽  
Xiao Shi Li ◽  
Li Su ◽  
Xiao Yan Wei ◽  
...  

2021 ◽  
Author(s):  
Felix J.B. Baeuerlein ◽  
Jose C. Pastor-Pareja ◽  
Ruben Fernandez-Busnadiego

Cryo-focused ion beam (cryo-FIB) milling allows thinning vitrified cells for high resolution imaging by cryo-electron tomography (cryo-ET). However, it remains challenging to apply this workflow to tissues, as they usually require high-pressure freezing for vitrification. Here we show that dissected Drosophila tissues can be directly vitrified by plunge freezing upon a short incubation in 10% glycerol. This expedites subsequent cryo-FIB/ET, enabling systematic analyses of the molecular architecture of native tissues.


Nephrology ◽  
2016 ◽  
Vol 21 (10) ◽  
pp. 801-811 ◽  
Author(s):  
Ashish K Sharma ◽  
Rosemary Masterson ◽  
Stephen G Holt ◽  
Nigel D Toussaint

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