A Northen Sky Survey for both Steady TeV Gamma-Ray Point Source and large scale anisotropy of Cosmic Ray intensity Using the Tibet Air Shower Array

2005 ◽  
Author(s):  
H. R. Wu
2005 ◽  
Vol 626 (1) ◽  
pp. L29-L32 ◽  
Author(s):  
M. Amenomori ◽  
S. Ayabe ◽  
S. W. Cui ◽  
Danzengluobu ◽  
L. K. Ding ◽  
...  

1986 ◽  
Vol 6 (3) ◽  
pp. 335-338 ◽  
Author(s):  
D. Ciampa ◽  
R. W. Clay ◽  
C. L. Corani ◽  
P. G. Edwards ◽  
J. R. Patterson

AbstractThe Buckland Park air shower array is being developed particularly for use as an ultra-high-energy gamma ray astronomy telescope. The properties of this instrument are described with an emphasis on improvements being made to its angular resolution. Some early data are presented to illustrate the way in which the data obtained will be used.


2009 ◽  
Vol 692 (1) ◽  
pp. 61-72 ◽  
Author(s):  
M. Amenomori ◽  
X. J. Bi ◽  
D. Chen ◽  
S. W. Cui ◽  
Danzengluobu ◽  
...  

2019 ◽  
Vol 208 ◽  
pp. 08012
Author(s):  
M. Amenomori ◽  
X. J. Bi ◽  
D. Chen ◽  
T. L. Chen ◽  
W. Y. Chen ◽  
...  

We analyze the temporal variation of the solar diurnal anisotropy of the multi-TeV cosmic-ray intensity observed with the Tibet air shower array from 2000 to 2009, covering the maximum and minimum of the 23rd solar cycle. We comfirm that a remarkable additional anisotropy component is superposed on the Compton-Getting anisotropy at 4.0 TeV, while its amplitude decreases at higher energy regions. In constrast to the additional anisotropy reported by the Matsushiro experiment at 0.6 TeV, we find the residual component measured by Tibet at multi-TeV energies is consistent with being stable, with a fairly constant amplitude of 0.041% ± 0.003% and a phase at around 07.17 ± 00.16 local solar time at 4.0 TeV. This suggests the additional anisotropy observed by the Tibet experiment could result from mechanisms unrelated to solar activities.


2005 ◽  
Vol 633 (2) ◽  
pp. 1005-1012 ◽  
Author(s):  
M. Amenomori ◽  
S. Ayabe ◽  
D. Chen ◽  
S. W. Cui ◽  
Danzengluobu ◽  
...  

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