Low-resolution Transit Spectroscopy of Three Hot Jupiters Using the 2m Himalayan Chandra Telescope

Authors: Unni, Athira, Sivarani, Thirupathi, Goyal, Jayesh, Joshi, Yogesh C., Oza, Apurva V., Banyal, Ravinder K

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2410.18450

Redshifted Sodium Transient near Exoplanet Transit

Authors: Oza, Apurva V., Seidel, Julia V., Hoeijmakers, H. Jens, Unni, Athira, Kesseli, Aurora Y., Schmidt, Carl A., Thirupathi, Sivarani, Bello-Arufe, Aaron, Gebek, Andrea, Westram, Moritz Meyer zu, Sousa, Sérgio G., Lopes, Rosaly M. C., Hu, Renyu, de Kleer, Katherine, Fisher, Chloe, Charnoz, Sébastien, Baker, Ashley D., Halverson, Samuel P., Schneider, Nicholas M., Psaridi, Angelica, Wyttenbach, Aurélien, Torres, Santiago, Bhatnagar, Ishita, Johnson, Robert E.

Subject Terms: Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2409.19844

A multi-functional fiber positioning system for Extremely Large Telescopes

Authors: Bestha, Manjunath, Sivarani, T., Surya, Arun, Yadav, Sudharsan, Unni, Athira, M, Parvathy, Divakar, Devika, Sriram, S., Prakash, Ajin, Hasan, Amirul

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2407.15394

Age analysis of extrasolar planets: Insight from stellar isochrone models

Authors: Swastik, C., Banyal, Ravinder K., Narang, Mayank, Unni, Athira, Sivarani, T.

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2404.13398

Optical spectroscopy of comets using Hanle Echelle Spectrograph (HESP)

Authors: Aravind, K, Venkataramani, Kumar, Ganesh, Shashikiran, Surya, Arun, Sivarani, Thirupathi, Sahu, Devendra, Unni, Athira, Bhardwaj, Anil

Subject Terms: Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2403.01595

The Slicer Combined with Array of Lenslets for Exoplanet Spectroscopy (SCALES): driving science cases and expected outcomes

Authors: Sallum, Steph, Skemer, Andrew, Stelter, Deno, Banyal, Ravinder, Batalha, Natalie, Batalha, Natasha, Blake, Geoff, Brandt, Tim, Briesemeister, Zack, de Kleer, Katherine, de Pater, Imke, Desai, Aditi, Eisner, Josh, Fong, Wen-fai, Greene, Tom, Honda, Mitsuhiko, Jensen-Clem, Rebecca, Kain, Isabel, Kilpatrick, Charlie, Kupke, Renate, Lach, Mackenzie, Liu, Michael C., Macintosh, Bruce, Martinez, Raquel A., Mawet, Dimitri, Miles, Brittany, Morley, Caroline, Powell, Diana, Sethuram, Ramya, Sheehan, Patrick, Spilker, Justin, Stone, Jordan, Surya, Arun, Thirupathi, Sivarani, Unni, Athira, Wagner, Kevin, Zhou, Yifan

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2310.07134

Age distribution of exoplanet host stars: Chemical and Kinematics age proxies from GAIA DR3

Authors: Swastik, C., Banyal, Ravinder K., Narang, Mayank, Unni, Athira, Banerjee, Bihan, Manoj, P., Sivarani, T.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2307.11442

Carbon abundance of stars in the LAMOST-Kepler field

Authors: Unni, Athira, Narang, Mayank, Sivarani, Thirupathi, Puravankara, Manoj, Banyal, Ravinder K, Surya, Arun, Rajaguru, S. P., Swastik, C.

Source: The Astronomical Journal, 164:181 (11pp), 2022 November

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2208.10057

Galactic chemical evolution of exoplanet host stars: Are high-mass planetary systems young?

Authors: Swastik, C., Banyal, Ravinder K., Narang, Mayank, Manoj, P., Sivarani, T., Rajaguru, S. P., Unni, Athira, Banerjee, Bihan

Source: The Astronomical Journal, 164:60 (16pp), 2022 August

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Astrophysics of Galaxies, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2205.15793

The TESS-Keck Survey. VIII. Confirmation of a Transiting Giant Planet on an Eccentric 261 day Orbit with the Automated Planet Finder Telescope

Authors: Dalba, Paul A., Kane, Stephen R., Dragomir, Diana, Villanueva Jr., Steven, Collins, Karen A., Jacobs, Thomas Lee, Lacourse, Daryll M., Gagliano, Robert, Kristiansen, Martti H., Omohundro, Mark, Schwengeler, Hans M., Terentev, Ivan A., Vanderburg, Andrew, Fulton, Benjamin, Isaacson, Howard, Van Zandt, Judah, Howard, Andrew W., Thorngren, Daniel P., Howell, Steve B., Batalha, Natalie M., Chontos, Ashley, Crossfield, Ian J. M., Dressing, Courtney D., Huber, Daniel, Petigura, Erik A., Robertson, Paul, Roy, Arpita, Weiss, Lauren M., Behmard, Aida, Beard, Corey, Brinkman, Casey L., Giacalone, Steven, Hill, Michelle L., Lubin, Jack, Mayo, Andrew W., Močnik, Teo, Murphy, Joseph M. Akana, Polanski, Alex S., Rice, Malena, Rosenthal, Lee J., Rubenzahl, Ryan A., Scarsdale, Nicholas, Turtelboom, Emma V., Tyler, Dakotah, Benni, Paul, Boyce, Pat, Esposito, Thomas M., Girardin, E., Laloum, Didier, Lewin, Pablo, Mann, Christopher R., Marchis, Franck, Schwarz, Richard P., Srdoc, Gregor, Steuer, Jana, Sivarani, Thirupathi, Unni, Athira, Eisner, Nora L., Fetherolf, Tara, Li, Zhexing, Yao, Xinyu, Pepper, Joshua, Ricker, George R., Vanderspek, Roland, Latham, David W., Seager, S., Winn, Joshua N., Jenkins, Jon M., Burke, Christopher J., Eastman, Jason D., Lund, Michael B., Rodriguez, David R., Rowden, Pamela, Ting, Eric B., Villaseñor, Jesus Noel

Subject Terms: Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2201.04146

Optical and NIR spectroscopy of cool CEMP stars to probe the nucleosynthesis in low mass AGB binary system

Authors: Susmitha, A., Ojha, D. K., Sivarani, T., Ninan, J. P., Bandyopadhyay, A., Surya, Arun, Unni, Athira

Subject Terms: Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2105.08083

Activity of the first interstellar comet 2I/Borisov around perihelion: Results from Indian observatories

Authors: Krishnakumar, Aravind, Ganesh, Shashikiran, Venkataramani, Kumar, Sahu, Devendra, Angchuk, Dorje, Sivarani, Thirupathi, Unni, Athira

Subject Terms: Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2101.02752

Therapeutic Potential of Microalga Scenedesmus vacuolatus: In Vitro Evaluation of Antioxidant and Anticancer Activities.

Authors: Unni, Athira Choliyathara, Karunakaran, Krishnakumar

Source: Thalassas: An International Journal of Marine Sciences; Mar2025, Vol. 41 Issue 1, p1-17, 17p

Low-resolution transit spectroscopy of three hot Jupiters using the 2 m Himalayan Chandra Telescope.

Authors: Unni, Athira^1,2, athira.exo@gmail.com, Sivarani, Thirupathi¹, Goyal, Jayesh³, Joshi, Yogesh C⁴, Oza, Apurva V⁵, Banyal, Ravinder K¹

Source: Monthly Notices of the Royal Astronomical Society; 11/30/2024, Vol. 535 Issue 1, p1123-1135, 13p

Social Reproductive Labor and Uto/Dystopia: An Analysis of Leila, Midnight Robber and Woman World.

Authors: Unni, Athira¹ (AUTHOR) a.unni2898@student.leedsbeckett.ac.uk

Source: Critique. Oct2024, p1-15. 15p.

Subject Terms: *SOCIAL reproduction, *MODERN literature, *SOCIAL space, *SCIENCE fiction, DEVELOPING countries

Performance analysis of SCALES final optical design: end to end modeling

Authors: Bryant, Julia J., Motohara, Kentaro, Vernet, Joël R. D., Surya, Arun, Kupke, Renate, Stelter, Deno, Hinz, Phil, Sallum, Stephanie, Hasan, Amirul, Skemer, Andrew, Thirupathi, Sivarani, Banyal, Ravinder, Unni, Athira

Source: Proceedings of SPIE; July 2024, Vol. 13096 Issue: 1 p130966W-130966W-9, 1178704p

A fulminant pneumonia due to Mycoplasma pneumoniae – Case report and literature review

Authors: Unni, Athira, Hidayathulla, P.K., Kavitha, K.P., Paloth, Mohammed Niyas, Nair, Priyanka Raveendranadhan, Kumar P, Jayesh, Radhakrishnan, Chandni

Source: In IDCases 2022 29

Activity of the first interstellar comet 2I/Borisov around perihelion: results from Indian observatories.

Authors: Aravind, K^1,2, aravind139@gmail.com, Ganesh, Shashikiran¹, shashi@prl.res.in, Venkataramani, Kumar³, Sahu, Devendra⁴, Angchuk, Dorje⁴, Sivarani, Thirupathi⁴, Unni, Athira⁴

Source: Monthly Notices of the Royal Astronomical Society; Apr2021, Vol. 502 Issue 3, p3491-3499, 9p

A multi-functional fiber positioning system for extremely large telescopes

Authors: Bryant, Julia J., Motohara, Kentaro, Vernet, Joël R. D., Bestha, Manjunath, Sivarani, T., Surya, Arun, Yadav, Sudharsan, Unni, Athira, M., Parvathy, Divakar, Devika, Sriram, S., Prakash, Ajin, Hasan, Amirul

Source: Proceedings of SPIE; July 2024, Vol. 13096 Issue: 1 p1309661-1309661-12

Hanle echelle spectrograph: design and performance.

Authors: Srirama, S., Kumar, Amit, Surya, Arun, Sivarani, T., Giridhar, Sunetra, Kathiravan, S., Anand, M. N., Jones, Damien, Grobler, Deon, Jakobsson, Robert, Chanumolu, Anantha, Unni, Athira, Dorje, Angchuk, Dorje, Tsewang, Gyalson, Tsewang

Source: Proceedings of SPIE; 5/10/2018, Vol. 10702, p1-15, 15p