Beam-type collisional activation of polypeptide cations that survive ion/ion electron transfer

2007 ◽  
Vol 21 (10) ◽  
pp. 1567-1573 ◽  
Author(s):  
Hongling Han ◽  
Yu Xia ◽  
Scott A. McLuckey
2006 ◽  
Vol 124 (22) ◽  
pp. 224320 ◽  
Author(s):  
Shigeo Hayakawa ◽  
Akihiro Kitaguchi ◽  
Satoko Kameoka ◽  
Michisato Toyoda ◽  
Toshio Ichihara

The Analyst ◽  
2009 ◽  
Vol 134 (4) ◽  
pp. 681 ◽  
Author(s):  
Hongling Han ◽  
Frank A. Londry ◽  
David E. Erickson ◽  
Scott A. McLuckey

2019 ◽  
Vol 54 (5) ◽  
pp. 459-465 ◽  
Author(s):  
Sarju Adhikari ◽  
Eric T. Dziekonski ◽  
Frank A. Londry ◽  
Scott A. McLuckey

Author(s):  
P. Bonhomme ◽  
A. Beorchia

We have already described (1.2.3) a device using a pockel's effect light valve as a microscopical electron image converter. This converter can be read out with incoherent or coherent light. In the last case we can set in line with the converter an optical diffractometer. Now, electron microscopy developments have pointed out different advantages of diffractometry. Indeed diffractogram of an image of a thin amorphous part of a specimen gives information about electron transfer function and a single look at a diffractogram informs on focus, drift, residual astigmatism, and after standardizing, on periods resolved (4.5.6). These informations are obvious from diffractogram but are usualy obtained from a micrograph, so that a correction of electron microscope parameters cannot be realized before recording the micrograph. Diffractometer allows also processing of images by setting spatial filters in diffractogram plane (7) or by reconstruction of Fraunhofer image (8). Using Electrotitus read out with coherent light and fitted to a diffractometer; all these possibilities may be realized in pseudoreal time, so that working parameters may be optimally adjusted before recording a micrograph or before processing an image.


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