Chamarthi, Sireesha; Banyal, R. K; Sriram, S(SPIE-The International Society for Optical Engineering, 2019-11)
The Echelle spectrograph operating at Vainu Bappu Telescope (VBT), India, is a general purpose instrument used
for many high-resolution spectroscopic observations. A concerted effort is being made to expand the scientific ...
Sireesha, C; Banyal, R. K; Sriram, S(SPIE--The International Society for Optical Engineering, 2018-07)
Precision in the Radial Velocity (RV) measurements depends upon the efficiency of the technique to remove instrumental artifacts from stellar measurements. Iodine absorption cell technique is being implemented for high ...
Fabrication of an optical spectropolarimeter for the Vainu Bappu Telescope, consisting of a Pancharatnam half-wave plate and a modified Glan-Talyor polarizing beam splitter fitted as an add-on facility to an existing ...