Modeling effects of system frequency variation in long-term stability studies

1996 ◽  
Vol 11 (2) ◽  
pp. 827-832 ◽  
Author(s):  
R.K. Varma ◽  
R.M. Mathur ◽  
G.J. Rogers ◽  
P. Kundur
2019 ◽  
Vol 7 (48) ◽  
pp. 27612-27619 ◽  
Author(s):  
Srinivas Vanka ◽  
Kai Sun ◽  
Guosong Zeng ◽  
Tuan Anh Pham ◽  
Francesca Maria Toma ◽  
...  

GaN/Si photocathode exhibits an ultrahigh stability of 3000 h under AM 1.5G one-sun illumination.


Polimery ◽  
2020 ◽  
Vol 65 (03) ◽  
pp. 174-183 ◽  
Author(s):  
Pawel G. Parzuchowski ◽  
Magdalena Mazurek ◽  
Aleksandra Swiderska ◽  
Marlena Roguszewska ◽  
Karolina Rolinska ◽  
...  

2008 ◽  
Vol 52 (4) ◽  
pp. 601-611 ◽  
Author(s):  
P. Shanmuganathan ◽  
P. Lakshmipathiraj ◽  
S. Srikanth ◽  
A.L. Nachiappan ◽  
A. Sumathy

1999 ◽  
Vol 88 (1) ◽  
pp. 79-88 ◽  
Author(s):  
Bruce A. Kerwin ◽  
Michael J. Akers ◽  
Izydor Apostol ◽  
Camille Moore‐Einsel ◽  
Jeffrey E. Etter ◽  
...  

2011 ◽  
Vol 45 (3) ◽  
pp. 301-314 ◽  
Author(s):  
Edwin R. van den Heuvel ◽  
Osama Almalik ◽  
Michiel B. Nijhuis ◽  
Edward I. Warner

1994 ◽  
Vol 72 (05) ◽  
pp. 682-684 ◽  
Author(s):  
L Poller ◽  
Jean Pulford ◽  
K J Stevenson ◽  
P Cooper ◽  
G Gamble ◽  
...  

SummaryLong-term stability studies on the WHO second primary International Reference Preparation (IRP) for thromboplastin (human plain BCT/253) stored at ™20° C have been conducted for ten years.Three centres took part in the exercise using frozen normal and coumarinised plasma samples which were tested throughout. There has been no measurable change in the prothrombin time performance of the human plain IRP over the ten-year period. It can therefore be concluded that new IRP may continue to be calibrated against this preparation in accord with WHO recommendations.


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