scholarly journals New measurement of the β-spectrum of 210Bi with a silicon 4πβ-spectrometer

2021 ◽  
Vol 2103 (1) ◽  
pp. 012144
Author(s):  
I E Alekseev ◽  
S V Bakhlanov ◽  
A V Derbin ◽  
I S Drachnev ◽  
I M Kotina ◽  
...  

Abstract The shape of 210Bi β-spectrum was measured using a spectrometer based on Si(Li) detectors with a 4π geometry. Full absorption spectrometer allows for a direct measurement of the β-spectra without using the electron backscattering corrections for the response function. The measured value of nuclear shape factor C(W)=1+(-0.4378±0.0072)W+ (0.0526±0.0021) W2 is in agreement with the results of previous studies.

2017 ◽  
Vol 17 (4B) ◽  
pp. 37-43
Author(s):  
Pham Xuan Thanh ◽  
Nguyen Xuan Anh ◽  
Le Van Luu ◽  
Hiep Van Nguyen ◽  
Hoang Hai Son ◽  
...  

In this paper, the characteristics of wind speed at 20 m height at the Bac Lieu atmospheric physic station (Bac Lieu station) in 2016 were evaluated using the Weibull distribution function. The wind speed data set (every minute) from January 7th  to December 31st, 2016 was used to calculate the two parameters of  Weibull function including Weibull shape factor “k” and Weibull scale factor “c”. The results showed that at the Bac Lieu station in 2016, the values of k and c were 1.69 and 3.91, respectively. Some characteristics of wind speed were also estimated such as wind energy density (Pa/A=57.3 W/m2), wind speed of maximum energy carrier (Vmec=6.2 m/s), the most probable wind speed (Vmp=2.3 m/s), mean wind speed (Vmean­=3.5 m/s)  and standard deviation of wind speeds (s = 2.1 m/s).


1985 ◽  
Vol 37 (02) ◽  
pp. 321-322 ◽  
Author(s):  
M.J. Fetkovich ◽  
M.E. Vienot
Keyword(s):  

RSC Advances ◽  
2016 ◽  
Vol 6 (49) ◽  
pp. 43496-43500 ◽  
Author(s):  
Ruimin Wang ◽  
Yinglu Ji ◽  
Xiaochun Wu ◽  
Renxiao Liu ◽  
Lan Chen ◽  
...  

Direct measurement of the sedimentation coefficients of gold nanorods with a controlled shape factor was performed using differential centrifugal sedimentation (DCS).


Author(s):  
Dmitry Vorobiev ◽  
Alexis Irwin ◽  
Zoran Ninkov ◽  
Kevan Donlon ◽  
Douglas Caldwell ◽  
...  

2009 ◽  
Vol 52 (8) ◽  
pp. 1523 ◽  
Author(s):  
Konradin Metze ◽  
Randall L. Adam

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