Zobrazeno 1 - 10
of 27
pro vyhledávání: '"K. L. Narasimham"'
Autor:
E. Rajasekhar, K. L. Narasimham, Aditya Kurdekar, L. A. Avinash Chunduri, Sandeep Patnaik, K. Venkataramaniah
Publikováno v:
Journal of Nuclear Physics, Material Sciences, Radiation and Applications. 5:311-317
The mass attenuation coefficients of graphene, MWNTs and, SWNTs have been measured for gamma energy range 356 to 1332 keV from the radioactive sources 60Co, 133Ba and 137Cs using a well calibrated gamma ray spectrometer consisting of a 3 x 3 NaI(Tl)
Publikováno v:
South Asian Journal of Experimental Biology. 4:150-157
Wood is a complex biomaterial useful for various applications. Wood can also be used to shield radiation from nuclear sources. In the present study, the radiation effects on various wood materials of medicinal plants collected from Nallamala forest i
Autor:
S. Bhuloka Reddy, K. L. Narasimham, V. Vijayan, G. J. Naga Raju, T. Ranjan Rautray, G. A. V. Ramana Murty, S. Lakshminarayana, B. Seetharami Reddy
Publikováno v:
Pramana. 62:1303-1307
The fraction of simultaneous K plus L shell ionized atoms is estimated in Fe, Co and Cu elements using carbon ions at different projectile energies. The present results indicate that the fraction of simultaneous K plus L shell ionization probability
Autor:
V. Ravi Kumar, G. Rodrigues, B. Mallikarjuna Rao, R. K. Bhowmik, T. Seshi Reddy, K. Parthasaradhi, S. Muralithar, K. Prema Chand, M. L. N. Raju, R. P. Singh, K. L. Narasimham, V. Lakshminarayana, S. Lakshminarayana, B. V. Thirumala Rao
Publikováno v:
Zeitschrift f�r Physik A Hadrons and Nuclei. 351:249-258
High spin states are populated in102Ag using the reaction16O+89Y with projectile energies in the energy range 60–80 MeV. Gamma multipolarities are inferred from DCO ratios and coincidence relationships are established among the gamma rays assigned
Autor:
B. Mallikarjuna Rao, M. L. N. Raju, K. L. Narasimham, K. Premachand, S. Lakshminarayana, R K Bhowmik, T. Seshi Reddy, V. Lakshminarayana, B. V. Thirumala Rao, V R Kumar
Publikováno v:
Journal of Physics G: Nuclear and Particle Physics. 20:441-450
High-spin states in 99Rh are populated through a fusion evaporation reaction 16O+89Y. A comprehensive level scheme with four bands is made on the basis of coincidence studies and DCO ratios. Placements of several transitions are revised and, together
Publikováno v:
Medical Physics. 12:745-748
The effective atomic numbers for total photon interaction in bone, muscle, liver, spleen, fat, and water are determined and found to decrease up to 50% as the energy increases from 10 to 200 keV. Muscle, spleen, liver, and water are found to behave i
Autor:
S.V.S. Ramana Reddy, K. Premchand, K Parthasaradhi, A. Raghava Rao, V. Lakshminarayana, K. L. Narasimham
Publikováno v:
Pramana. 18:271-278
The values of incoherent scattering functions are determined experimentally for 145 keV gamma rays in elements Au, Ag and Y at scattering angles 40°, 70° and 100°, using a x-ray gamma coincidence technique. The corresponding theoretical values are
Autor:
Prakhya R. Sasi, S. Bhuloka Reddy, V. Lakshmi Narayana, K. Parthasardhi, K.V. Ramaniah, K. L. Narasimham
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 256:373-376
K-shell photoelectric cross sections are determined by the direct method at 661.65 keV in Au at 30° and 40° and in Yb, Ta and U at 40°. A high resolution HPGe detector is used to detect both the X-ray and incoherently scattered gamma ray intensiti
Publikováno v:
Il Nuovo Cimento A. 91:277-282
The total as well as theL-conversion coefficient of the 42 keV transition in the decay of191Os are determined from intensity balance considerations and XPG technique, respectively, using a 3 mm Si(Li) detector system. The resultant values are αT = 1
Publikováno v:
Physical Review A. 36:941-944
Extensive study is made to obtain the total \ensuremath{\gamma}-ray cross sections with an accuracy close to 1% in Pb at 276.4, 295.96, 302.86, 316.508, 356.04, 383.86, 468.07, 484.58, 588.584, 604.414, and 612.465 keV. The basic idea behind these me