A. S. Laxmiprasad

Laser Induced Breakdown Spectroscope on Chandrayaan-2 Rover:A Miniaturized Mid-UV to Visible Active Spectrometer for Lunar Surface Chemistry Studies

A. S. Laxmiprasad, R.V.L.N. Sridhar, Adwaita Goswami, K. A. Lohar et autres

Laser Induced Breakdown Spectroscope (LIBS) instrument flown in Chandrayaan-2 mission to the Moon, is one of the scientific instruments on the Pragyaan rover.It is primarily developed to carry out in situ investigations for the elemental composition study of lunar regolith and pebbles …

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Instrument for Lunar Seismic Activity Studies on Chandrayaan-2 Lander

J. John, V. Thamarai, Mandeep R. Mehra, Teena Choudhary et autres

Instrument for Lunar Seismic Activity Studies (ILSA) is a science payload with the objective of studying seismic activities at the landing site of Vikram, the Lander of Chandrayaan-2.ILSA will be deployed to the lunar surface by a specially built mechanism.It is an …

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Development of THz Photometer for Solar Flare Observation from Nanosatellite Platform

S. P. Karanth, M. A. Sumesh, Manish Kumar Yadav, H. R. N. Murthy et autres

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Atomic Frequency Standard based on Coherent Population Trapping in Rb-87 Atoms for Space Application

Pragya Tiwari, Manjula Ramachandra, Madan Mohan Kandpal, Nikhil Thakur et autres

Space-borne atomic frequency standards demand a high level of performance and stability throughout the mission life in the harsh environment of space. Recently, atomic clocks employing Coherent Population Trapping (CPT), a quantum interference phenomenon in alkali atoms, have shown much promise for …

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Lyman Alpha Photometer: a far-ultraviolet sensor for the study of hydrogen isotope ratio in the Martian exosphere

R.V.L.N. Sridhar, M V Hanumantha Rao, K. Kalyani, Anand Chandran et autres

The Lyman Alpha Photometer (LAP), developed for flight on the Mars Orbiter Mission (MOM) spacecraft in 2013, is primarily designed to measure deuterium to hydrogen abundance ratio of the Martian exosphere over a 6-month period from a 263 km × 71,358 km …

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Lyman Alpha Photometer: a far-ultraviolet sensor for the study of hydrogen isotope ratio in the Martian exosphere

R.V.L.N. Sridhar, M. V. H. Rao, K. Kalyani, Anand Chandran et autres

Design and development of two axes micro digital sun sensor using linear CMOS detector

Amit Maji, H. R. Prabhamani, Veena John, Harsha Ravindra et autres

This paper presents the design details of newly developed high accuracy, compact, two axes Micro Digital Sun Sensor (Micro DSS) using linear Complementary Metal Oxide Semiconductor detector and N-shaped slit mask for Indian Satellite missions. Due to low mass, compact size and …

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Design And Simulation Of QPSK Modulator For Optic Inter Satellite Communication

A Penchala Bindushree, A B Nataraju, T Vijesh, A. S. Laxmiprasad

An in situ laser induced breakdown spectroscope (LIBS) for Chandrayaan-2 rover: Ablation kinetics and emissivity estimations

A. S. Laxmiprasad, V. L. N. Sridhar Raja, Surya Menon, Adwaita Goswami et autres

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Realization and design aspects of mini laser raman spectroscope electronics for planetary surface exploration

BG Kavya, Surya Menon, V. L. N. Sridhar Raja, A. S. Laxmiprasad

AbstractMini Laser Raman Spectroscope (MLRS) is currently under development at LEOS-ISRO, which will be part of rover in the follow up missions to Moon and Mars. Amidst the variety of instruments that were flown or are to be flown in space missions, …

Ion beam sputtered Ge–Si–O amorphous thin films for microbolometer infrared detectors and their application in earth sensors

M. A. Sumesh, S. P. Karanth, Sharadadevi Prakash, A. S. Laxmiprasad et autres

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Dual-wavelength laser induced breakdown spectroscopic technique for emission enhancement in vacuum

Jobin K. Antony, Nilesh J. Vasa, V. L. N. SridharRaja, A. S. Laxmiprasad

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