List of Publications
In Google Scholar : H-index = 28
In NASA/ADS : H-index = 26
In Scopus : H-index = 24

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In Refereed Journals

In Conference Proceedings

Other Publications

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In Refereed Journals

1. Long-term X-ray temporal and spectral study of a Seyfert galaxy Mrk 6 : Narendranath Layek, Prantik Nandi, Sachindra Naik, Neeraj Kumari, Arghajit Jana, Birendra Chhotaray, 2024, Monthly Notices of the Royal Astronomical Society, 528, 5269-5285

2. Long-term study of the first Galactic ultraluminous X-ray source Swift J0243.6+6124 using NICER : Birendra Chhotaray, G. K. Jaisawal, Prantik Nandi, Sachindra Naik, Neeraj Kumari, Mason Ng, Keith C. Gendreau, 2024, The Astrophysical Journal, 963, 132 (13 pp)

3. Spectral Properties of GX 339-4 in the Intermediate State Using AstroSat Observation : A. Jana, D. Chatterjee, H. K. Chang, Sachindra Naik, S. Mondal, 2024, Monthly Notices of the Royal Astronomical Society, 527, 2128-2138

4. Survey of Bare Active Galactic Nuclei in the local universe (z<0.2): I. On the origin of Soft-Excess : Prantik Nandi, A. Chatterjee, A. Jana, S. K. Chakrabarti, Sachindra Naik, Samar Safi-Harb, Hsiang-Kuang Chang, Jeremy Heyl, 2023, The Astrophysical Journal Supplements, 269, 15 (20pp)

5. Evolution of low frequency quasi-periodic oscillations in GX 339-4 during its 2021 outburst using AstroSat data : S. Mondal, A. Salgundi, D. Chatterjee, A. Jana, H. K. Chang, Sachindra Naik, 2023, Monthly Notices of the Royal Astronomical Society, 526, 4718-4724

6. Coronal Properties of Low-Accreting AGNs using Swift, XMM-Newton and NuSTAR Observations : A. Jana, A. Chatterjee, H.K. Chang, Prantik Nandi, K. Rubinur, Neeraj Kumari, Sachindra Naik, Samar Safi-Harb, Claudio Ricci, 2023, Monthly Notices of the Royal Astronomical Society, 524, 4670

7. Near infrared background with the 1.2 m telescope at Mount Abu : P. Prajapati, A. Mishra, A. Rawat, S. Ganesh, V. Joshi, N. Kaur, N. Kumari, Sachindra Naik and S. Chandra, 2023, Journal of Astrophysics and Astronomy, 44, 54

8. Investigation of a small X-ray flaring event in NLS1 galaxy NGC 4051 : Neeraj Kumari, Arghajit Jana, Sachindra Naik, Prantik Nandi, 2023, Monthly Notices of the Royal Astronomical Society, 521, 5440-5452

9. On the cyclotron absorption line and evidence of the spectral transition in SMC X-2 during 2022 giant outburst : G. K. Jaisawal, G. Vasilopoulos, Sachindra Naik, C. Maitra, C. Malacaria, B. Chhotaray, K. C. Gendreau, S. Guilot, M. Ng and A. Sanna, 2023, Monthly Notices of the Royal Astronomical Society, 521, 3951-3961

10. Optical and X-ray studies of Be/X-ray binary 1A 0535+262 during its 2020 giant outburst : Birendra Chhotaray, G. K. Jaisawal, Neeraj Kumari, Sachindra Naik, Vipin Kumar and Arghajit Jana, 2023, Monthly Notices of the Royal Astronomical Society, 518, 5089-5105

11. Swift and XMM-Newton observations of an RS CVn type eclipsing binary SZ Psc: Superflare and coronal properties : S. Karmakar, Sachindra Naik, J. C. Pandey, I. S. Savanov, 2023, Monthly Notices of the Royal Astronomical Society, 518, 900-918

12. Broadband X-ray Spectroscopy and Estimation of Spin of the Galactic Black Hole Candidate GRS 1758–258 : Arghajit Jana, H. K. Chang, A. Chatterjee, Sachindra Naik, S. Safi-Harb, 2022, The Astrophysical Journal, 936, 3

13. Absorption Variability of the Highly Obscured Active Galactic Nucleus NGC 4507 : Arghajit Jana, C. Ricci, Sachindra Naik, A. Tanimoto, Neeraj Kumari, H.K. Chang, Prantik Nandi, A. Chatterjee, S. Safi-Harb, 2022, Monthly Notices of the Royal Astronomical Society , 512, 5942

14. AstroSat Observation of X-ray Dips and State Transition in the Black Hole Candidate MAXI J1803-298 : Arghajit Jana, Sachindra Naik, Gaurava K. Jaisawal, Birendra Chhotaray, Neeraj Kumari, Shivangi Gupta, 2022, Monthly Notices of the Royal Astronomical Society, 511, 3922

15. Evidence of Heavy Obscuration in the Low-Luminosity AGN NGC 4941 : Arghajit Jana, Sachindra Naik, Neeraj Kumari, 2022, Jour. of Astrophysics and Astronomy, 43, 4

16. Unraveling the foretime of GRS 1915+105 using AstroSat observations: Wide-band spectral and temporal characteristics : M. P. Athulya, D. Radhika, V. K. Agrawal, B. T. Ravishankar, Sachindra Naik, Samir Mandal, Anuj Nandi, 2022, Monthly Notices of the Royal Astronomical Society, 510, 3019

17. AstroSat observations of Long-duration X-ray superflares on active M-dwarf binary EQ Peg : S. Karmakar, Sachindra Naik, J. C. Pandey, I. S. Savanov, 2022, Monthly Notices of the Royal Astronomical Society, 509, 3247

18. X-ray Confirmation of the Intermediate Polar IGR J16547-1916 : A. Joshi, W. Wang, J. C. Pandey, K. P. Singh, Sachindra Naik, A. Raj, G. C. Anupama, N. Rawat, 2022, Astronomy and Astrophysics, 657, A12

19. Blazar OJ 287 after First VHE Activity: Tracking the Reemergence of the HBL-like Component in 2020 : P. Kushwaha, Main Pal, N. Kalita, Neeraj Kumari, Sachindra Naik, A. C. Gupta, E. M. de Gouveia Dal Pino, M. Gu, 2021, The Astrophysical Journal, 921, 18

20. Complex optical/UV and X-ray variability in Seyfert 1 galaxy Mrk 509 : Neeraj Kumari, Main Pal, Sachindra Naik, A. Jana, G. K. Jaisawal, P. Kushwaha, 2021, Publication of the Astronomical Society of Australia, 38, E042

21. NuSTAR and Swift Observations of Extragalactic Black Hole X-ray Binaries : Arghajit Jana, Sachindra Naik, D. Chatterjee and G. K. Jaisawal, 2021, Monthly Notices of the Royal Astronomical Society, 507, 4779

22. Broadband X-Ray Observations of the 2018 Outburst of the Changing-Look Active Galactic Nucleus NGC 1566 : Arghajit Jana, Neeraj Kumari, P. Nandi, Sachindra Naik, A. Chatterjee, G. K. Jaisawal, K. Hayasaki, C. Ricci, 2021, Monthly Notices of the Royal Astronomical Society, 507, 687

23. Spectro-Timing Analysis of a highly variable narrow-line Seyfert 1 galaxy NGC 4748 with AstroSat and XMM-Newton : Main Pal, Neeraj Kumari, P. Kushwaha, K. P. Singh, A. C. Gupta, Sachindra Naik, G. C. Dewangan, P. Tripathi, R. Adhikari, O. Adegoke, H. Nandan, 2021, Jour. of Astrophysics and Astronomy, 42, 81

24. Short-Timescale Variability of the Blazar Mrk 421 from AstroSat and Simultaneous Multi-Wavelength Observations : R. Chatterjee, S. Das, A. Khasnovis, R. Ghosh, Neeraj Kumari, Sachindra Naik, V. M. Larionov, T. S. Grishina, E. N. Kopatskaya, E. G. Larionova, A. A. Nikiforova, D. A. Morozov, S. S. Savchenko, Yu. V. Troitskaya, I. S. Troitsky, and A. A. Vasilyev, 2021, Jour. of Astrophysics and Astronomy, 42, 80

25. AstroSat observations of eclipsing high mass X-ray binary pulsar OAO 1657-415 : G. K. Jaisawal, Sachindra Naik, Prahlad Epili, Birendra Chhotaray, Arghajit Jana, P. C. Agrawal, 2021, Jour. of Astrophysics and Astronomy, 42, 72

26. Imaging and photometric studies of NGC 1316 (Fornax A) using Astrosat/UVIT : N. D. Vagshette, Sachindra Naik, Neeraj Kumari, M. K. Patil, 2021, Jour. of Astrophysics and Astronomy 42, 34

27. Detection of X-ray pulsations at the lowest observed luminosity of Be/X-ray binary pulsar EXO 2030+375 with AstroSat : G. K. Jaisawal, Sachindra Naik, Shivangi Gupta, P. C. Agrawal, Arghajit Jana, Birendra Chhotaray, Prahlad Epili, 2021, Jour. of Astrophysics and Astronomy 42, 33

28. NICER observations of the black hole candidate MAXI J0637−430 during the 2019-2020 Outburst : Arghajit Jana, Gaurava K. Jaisawal, Sachindra Naik, Neeraj Kumari, Birendra Chhotaray, Diego Altamirano, Ronald A. Remillard, Keith C. Gendreau, 2021, Monthly Notices of the Royal Astronomical Society, 504, 4793

29. Accretion Properties of MAXI J1813-095 during its Failed Outburst in 2018 : Arghajit Jana, G. K. Jaisawal, Sachindra Naik, Neeraj Kumari, D. Chatterjee, K. Chatterjee, R. Bhowmick, S. K. Chakrabarti, H. Chang and D. Debnath, 2021, Res. in Astronomy and Astrophysics, 21, 125

30. AstroSat Observations of the first Galactic ULX Pulsar Swift J0243.6+6124 : A. Beri, Sachindra Naik, K.P. Singh, G. K. Jaisawal, et al., 2021, Monthly Notices of the Royal Astronomical Society, 500, 565

31. Probing Nuclear and Circumnuclear Properties of NGC 6300 using X-ray Observations : Arghajit Jana, A. Chatterjee, Neeraj Kumari, P. Nandi, Sachindra Naik, D. Patra, 2020, Monthly Notices of the Royal Astronomical Society, 499, 5396

32. Revisiting the spectral and timing properties of 4U 1909+07 with NuSTAR and Astrosat : G. K. Jaisawal, Sachindra Naik, W. C. G. Ho, Neeraj Kumari, Prahlad Epili, and G. Vasilopoulos, 2020, Monthly Notices of the Royal Astronomical Society, 498, 4830

33. Accretion flow evolution of a new blackhole candidate MAXI J1348-630 during the 2019 outburst :Arghajit Jana, D. Debnath, D. Chatterjee, K. Chatterjee, S. K. Chakrabarti, Sachindra Naik, R. Bhowmick, Neeraj Kumari, 2020, The Astrophysical Journal, 897, 3

34. NuSTAR view of Be/X-ray binary pulsar 2S 1417-624 during 2018 giant outburst : Shivangi Gupta, Sachindra Naik and Gaurava K. Jaisawal, 2019, Monthly Notices of the Royal Astronomical Society, 490, 2458-2466

35. An evolving broad iron line from the first Galactic ultraluminous X-ray pulsar Swift J0243.6+6124 : G. K. Jaisawal, C. A. Wilson-Hodge, A. C. Fabian, Sachindra Naik, D. Chakrabarty, P. Kretschmar, D. R. Ballantyne, R. M. Ludlam, J. Chenevez, D. Altamirano, Z. Arzoumanian, F. Frust, K. C. Gendreau, S. Guillot, C. Malacaria, J. M. Miller, A. L. Stevens and M. T. Worff, 2019, The Astrophysical Journal, 885, 18

36. Cavities, shocks and a cold front around 3C 320 : N. D. Vagshette, Sachindra Naik and M. K. Patil, 2019, Monthly Notices of the Royal Astronomical Society, 485, 1981-1989

37. Short-term variabilities in X-ray/Optical/UV emission from Seyfert 1 galaxy NGC 4593 : Sachindra Naik, Main Pal and Neeraj Kumari, 2019, Bulletin of Liège Royal Society of Sciences, 88, 143

38. Magnetic activities on active solar-type stars : Subhajeet Karmakar, J. C. Pandey, Sachindra Naik, Igor Spartakovich Savanov and Ashish Raj, 2019, Bulletin of Liège Royal Society of Sciences, 88, 182

39. Spectral and timing studies of 2S 1417-624 during a giant outburst : Shivangi Gupta, Sachindra Naik, Gaurava K. Jaisawal and Prahlad Epili, 2018, Monthly Notices of the Royal Astronomical Society, 479, 5612-5619

40. A curious case of the accretion-powered X-ray pulsar GX 1+4 : Gaurava K. Jaisawal, Sachindra Naik, Shivangi Gupta, Jerome Chenevez and Prahlad Epili, 2018, Monthly Notices of the Royal Astronomical Society, 478, 448-459

41. Correlated X-ray/UV/optical emission and short-term variability in a Seyfert 1 galaxy NGC 4593 : Main Pal and Sachindra Naik, 2018, Monthly Notices of the Royal Astronomical Society, 474, 5351-5362

42. Understanding the spectral and timing behavior of a newly discovered transient X-ray pulsar Swift J0243.6+6124 : Gaurava K. Jaisawal, Sachindra Naik and Jerome Chenevez, 2018, Monthly Notices of the Royal Astronomical Society, 474, 4432-4437

43. Complex Optical/UV and X-ray Variability of the Seyfert 1 galaxy 1H 0419-577 : Main Pal, G. C. Dewangan, Ajit K. Kembhavi, R. Misra, Sachindra Naik, 2018, Monthly Notices of the Royal Astronomical Society, 473, 3584-3597

44. Optical/Infrared properties of Be stars in X-ray Binary systems : Sachindra Naik, 2018, Bulletin of Liège Royal Society of Sciences, 87, 167-175

45. Decade long RXTE monitoring observations of Be/X-ray binary pulsar EXO 2030+375 : Prahlad Epili, Sachindra Naik, Gaurava K. Jaisawal, Shivangi Gupta, 2017, Monthly Notices of the Royal Astronomical Society, 472, 3455-3466

46. A Suzaku View of Accretion Powered X-ray Pulsar GX 1+4 : Yuki Yoshida, Shunji Kitamoto, Hiroo Suzuki, Akio Hoshino, Sachindra Naik and Gaurava Jaisawal, 2017, The Astrophysical Journal, 838, 30

47. Detection of a pair of prominent X-ray cavities in Abell 3847 : N. D. Vagshette, Sachindra Naik, M. K. Patil and S. S. Sonkamble, 2017, Monthly Notices of the Royal Astronomical Society, 466, 2054

48. AGN driven perturbations in the Intra-cluster medium of cool core cluster ZwCl 2701 : N. D. Vagshette, S. S. Sonkamble, Sachindra Naik and M. K. Patil 2016, Monthly Notices of the Royal Astronomical Society, 461, 1885

49. Detection of Cyclotron Resonance Scattering Feature in High Mass X-ray Binary Pulsar SMC X-2 : Gaurava K. Jaisawal and Sachindra Naik 2016, Monthly Notices of the Royal Astronomical Society Letters,, 461, L97

50. Broad-band spectroscopy of the transient X-ray binary pulsar KS 1947+300 during 2013 giant outburst: Detection of pulsating soft X-ray excess component : Prahlad Epili, Sachindra Naik and Gaurava K. Jaisawal 2016, Res. in Astronomy and Astrophysics 16, 77

51. Suzaku view of Be/X-ray binary pulsar GX 304-1 during Type I X-ray outbursts : Gaurava K. Jaisawal, Sachindra Naik and Prahlad Epili 2016, Monthly Notices of the Royal Astronomical Society, 457, 2749

52. Detection of fundamental and first harmonic cyclotron line in X-ray pulsar Cep X-4 : Gaurava K. Jaisawal and Sachindra Naik 2015, Monthly Notices of the Royal Astronomical Society Letters, 453, L21

53. Suzaku Observation of Be/X-ray Binary Pulsar EXO 2030+375 : Sachindra Naik and Gaurava K. Jaisawal 2015, Res. in Astronomy and Astrophysics 15, 537

54. Broadband spectroscopy of the eclipsing high mass X-ray binary 4U 1700-37 with Suzaku : Gaurava K. Jaisawal and Sachindra Naik 2015, Monthly Notices of the Royal Astronomical Society, 448, 620

55. Investigation of Iron Emission Lines in the Eclipsing High Mass X-ray Binary Pulsar OAO 1657-415 : Gaurava K. Jaisawal and Sachindra Naik 2014, Bull. Astr. Soc. India, 42, 147

56. Possible Detection of a Cyclotron Resonance Scattering Feature in the X-Ray Pulsar 4U 1909+07 : Gaurava K. Jaisawal, Sachindra Naik and Biswajit Paul 2013, The Astrophysical Journal, 779, 54

57. Detection of a variable QPO at 41 mHz in the Be/X-ray transient pulsar 4U 0115+634 : Motiram Dugair, Gaurava K. Jaisawal, Sachindra Naik, S. N. A. Jaaffrey 2013, Monthly Notices of the Royal Astronomical Society, 434, 2458

58. Studies of the Be Star X Persei During a Bright Infrared Phase : Blesson Mathew, D. P. K. Banerjee, Sachindra Naik, N. M. Ashok 2013, The Astronomical Journal, 145, 158

59. Timing and spectral properties of Be/X-ray pulsar EXO 2030+375 during a Type I outburst : Sachindra Naik, Chandreyee Maitra, Gaurava K. Jaisawal, Biswajit Paul 2013, The Astrophysical Journal 764, 158

60. Investigation of variability of iron emission lines in Centaurus X-3 : Sachindra Naik and Biswajit Paul 2012, Bull. Astr. Soc. India, 40, 503

61. Infrared studies of the Be star X Per : Blesson Mathew, D. P. K. Banerjee, Sachindra Naik, N. M. Ashok 2012, Monthly Notices of the Royal Astronomical Society, 423, 2486

62. Timing and broad band spectroscopy of 1A1118-61 with Suzaku : Chandreyee Maitra, Biswajit Paul, Sachindra Naik 2012, Monthly Notices of the Royal Astronomical Society, 420, 2307

63. Near-infrared Observations of Be/X-ray Binary Pulsar A0535+262 : Sachindra Naik, Blesson Mathew, D. P. K. Banerjee, N. M. Ashok, Rajeev R. Jaiswal 2012, Res. in Astronomy and Astrophysics, 12, 177

64. Transient High Mass X-ray Binaries : Biswajit Paul and Sachindra Naik 2011, Bull. Astr. Soc. India, 39, 429 (An Invited Review)

65. X-ray Spectroscopy of High Mass X-ray Binary Pulsar Centaurus X-3 Over its Binary Orbit : Sachindra Naik, Biswajit Paul, Zulfikar Ali 2011, The Astrophysical Journal, 737, 79

66. Suzaku observation of the transient X-ray pulsar GRO J1008-57 : Sachindra Naik, Biswajit Paul, Chetan Kachhara, Santosh V. Vadawale 2011, Monthly Notices of the Royal Astronomical Society, 413, 241

67. Detection of GRB 090618 with RT-2 Experiment Onboard the Coronas-Photon Satellite : A. R. Rao, J. P. Malkar, M. K. Hingar, V. K. Agrawal, S. K. Chakrabarti, A. Nandi, D. Debnath, T. B. Kotoch, R. Sarkar, T. R. Chidambaram, P. Vinod, S. Sreekumar, Y. D. Kotov, A. S. Buslov, V. N. Yurov, V. G. Tyshkevich, A. I. Arkhangelskij, R. A. Zyatkov, Sachindra Naik 2011, The Astrophysical Journal, 728, 42

68. An X-ray Bright Nucleus in Low Surface Brightness Galaxy UGC 6614 : Sachindra Naik, Mousumi Das, Chetana Jain, Biswajit Paul 2010, Monthly Notices of the Royal Astronomical Society, 404, 2056

69. An alpha tagged X-ray source for the calibration of space borne X-ray detectors : A. R. Rao, Sachindra Naik, M. Patil, J. P. Malkar, R. P. S. Kalyan Kumar 2010, Nuclear Inst. and Methods in Physics Research A, 616, 55

70. Near-infrared Observations of Nova V574 Puppis (2004): Sachindra Naik, D. P. K. Banerjee, N. M. Ashok and R. K. Das 2010, Monthly Notices of the Royal Astronomical Society, 404, 367

71. Comparative study of different scattering geometries for the proposed Indian X-ray polarization measurement experiment using Geant4 : S. V. Vadawale, B. Paul, J. Pendharkar, Sachindra Naik 2010, Nuclear Inst. and Methods in Physics Research A, 618, 182

72. Suzaku Observation of GRS 1915+105: Evolution of Accretion Disc Structure during Limit-Cycle Oscillation : Y. Ueda, K. Honda, H. Takahashi, C. Done, H. Shirai, Y. Fukazawa, K. Yamaoka, Sachindra Naik, H. Awaki, K. Ebisawa, J. Rodriguez, and S. Chaty 2010, The Astrophysical Journal, 713, 257

73. Near Infrared Observations of the novae V2491 Cygni and V597 Puppis : Sachindra Naik, D. P. K. Banerjee and N. M. Ashok 2009, Monthly Notices of the Royal Astronomical Society, 394, 1551

74. Orbital phase spectroscopy of four high mass X-ray binary pulsars to study the stellar wind of the companion : Sachindra Naik, U. Mukherjee, B. Paul and C. S. Choi 2009, Advances in Space Research, 43, 900

75. Suzaku Observation of the Anomalous X-ray Pulsar CXOU J164710.2-455216 : Sachindra Naik, T. Dotani, N. Kawaii, M. Kokubun, M. Morii, T. Mihara, T. Enoto, M. Kawaharada, T. Murakami, Y. Nakagawa, H. Takahashi, Y. Terada, & A. Yoshida 2008, Publications of the Astronomical Society of Japan, 60, 237

76. Suzaku Discovery of Non-thermal X-ray Emission from the Rotating Magnetized White Dwarf, AE Aquarii : Y. Terada, T. Hayashi, M. Ishida, K. Mukai, T. Dotani, S. Okada, R. Nakamura, Sachindra Naik, A. Bamba, K. Makishima, 2008, Publications of the Astronomical Society of Japan, 60, 387

77. Low/Hard State Spectra of GRO J1655-40 Observed with Suzaku : H. Takahashi, Y. Fukazawa, T. Mizuno, A. Hirasawa, S. Kitamoto, K. Sudoh, T. Ogita, A. Kubota, K. Makishima, T. Itoh, A. N. Parmar, K. Ebisawa, Sachindra Naik, T. Dotani, M. Kokubun, K. Ohnuki, T. Takahashi, T. Yaqoob, L. Angelini, Y. Ueda, K. Yamaoka, T. Kotani, N. Kawai, M. Namiki, T. Kohmura and H. Negoro, 2008, Publications of the Astronomical Society of Japan, 60S, 69

78. Suzaku Observation of Hercules X-1 ; Measurements of the Two Cyclotron Harmonics : T. Enoto, K. Makishima, Y. Terada, T. Mihara, K. Nakazawa, T. Ueda, T. Dotani, M. Kokubun, F. Nagase, Sachindra Naik, M. Suzuki, M. Nakajima, and H. Takahashi, 2008, Publications of the Astronomical Society of Japan, 60S, 57

79. Broad band X-ray properties of A0535+262 with Suzaku :Sachindra Naik, T. Dotani, Y. Terada, M. Nakajima, T. Mihara, M. Suzuki, K. Makishima, K. Sudoh, S. Kitamoto, F. Nagase, T. Enoto, & H. Takahashi 2008, The Astrophysical Journal, 672, 516

80. Possible Suzaku detection of non-thermal X-ray signals from a rotating magnetized white dwarf : Y. Terada, M. Ishida, K. Mukai, T. Dotani, K. Makishima, Sachindra Naik, T. Hayashi, S. Okada, R. Nakamura, and T. Enoto 2008, Advances in Space Research, 41, 512

81. Orbital Evolution and Orbital Phase Resolved Spectroscopy of the HMXB Pulsar 4U 1538-52 with RXTE-PCA and BeppoSAX : U Mukherjee, H. Raichur, B. Paul, Sachindra Naik, and N. Bhatt, 2006, Journal of Astrophysics and Astronomy, 27, 411

82. Cyclotron resonance energies at a low X-ray luminosity: A0535+26 observed with Suzaku : Y. Terada, T. Mihara, M. Nakajima, M. Suzuki, N. Isobe, K. Makishima, H. Takahashi, T. Enoto, M. Kokubun, T. Kitaguchi, Sachindra Naik, T. Dotani, F. Nagase, T. Tanaka, S. Watanabe, S. Kitamoto, K. Sudoh, A. Yoshida, Y. Nakagawa, S. Sugita, T. Kohmura, T. Kotani, D. Yonetoku, L. Angelini, J. Cottam, K. Mukai, R. Kelley, Y. Soong, M. Bautz, S. Kissel, and J. Doty 2006, The Astrophysical Journal Letters, 648, L139

83. Broad band X-ray spectrum of KS 1947+300 with BeppoSAX : Sachindra Naik, P. J. Callanan, B. Paul, and T. Dotani, 2006, The Astrophysical Journal, 647, 1293

84. Orbital evolution studies of two HMXB pulsars : H. Raichur, B. Paul, Sachindra Naik and N. Bhatt, 2006, Advances in Space Research, 38, 2785

85. A Catalog of Transient X-ray Sources in M31 : B. F. Williams, Sachindra Naik, M. R. Garcia and P. J. Callanan 2006, The Astrophysical Journal, 643, 356

86. High resolution X-ray spectrum of the accreting binary X-ray pulsar GX 1+4 : B. Paul, T. Dotani, F. Nagase, U. Mukherjee, and Sachindra Naik 2005, The Astrophysical Journal, 627, 915

87. Detection of hard X-ray pulsations and a strong iron K_beta emission line during an extended low state of GX 1+4 with BeppoSAX : Sachindra Naik, B. Paul, P. J. Callanan 2005, The Astrophysical Journal, 618, 866

88. BeppoSAX observations of the accretion-powered X-ray pulsar SMC X-1 : Sachindra Naik and B. Paul 2004, Astronomy & Astrophysics, 418, 655

89. Soft excess and orbital evolution studies of X-ray pulsars with the BeppoSAX : B. Paul, Sachindra Naik and N. Bhatt, 2004, Nuclear Physics B, 132, 548

90. Timing and spectral studies of LMC X-4 in high and low states with BeppoSAX : Detection of pulsations in the soft spectral component : Sachindra Naik and B. Paul 2004, The Astrophysical Journal, 600, 351

91. Timing and Spectral Studies of the Transient X-Ray Pulsar EXO 053109-6609.2 with ASCA and BeppoSAX : B. Paul, S. N. A. Jaaffery, Sachindra Naik, and P. C. Agrawal 2004, The Astrophysical Journal, 602, 913

92. On the Origin of the Various Types of Radio Emission in GRS 1915+105 : S. V. Vadawale, A. R. Rao, Sachindra Naik, J. S. Yadav, C. S. Ishwara-Chandra, A. Pramesh Rao, and G. G. Pooley, 2003, The Astrophysical Journal, 597, 1023

93. Spectral variations of the X-ray binary pulsar LMC X-4 during its long period intensity variation and a comparison with Her X-1 : Sachindra Naik and B. Paul 2003, Astronomy & Astrophysics, 401, 265

94. Fast Transition between High-soft and Low-soft States in GRS 1915+105: Evidence for a Critically Viscous Accretion Flow : Sachindra Naik, A. R. Rao, and Sandip K. Chakrabarti 2002, Journal of Astrophysics and Astronomy, 23, 213

95. New Measurements of Orbital Period Change in Cygnus X-3 : N. S. Singh, Sachindra Naik , B. Paul, P. C. Agrawal, A. R. Rao, and K. Y. Singh 2002, Astronomy & Astrophysics, 392, 161

96. Spectral properties of the X-ray binary pulsar LMC X-4 during different intensity states : Sachindra Naik and B. Paul 2002, Journal of Astrophysics and Astronomy, 23, 27

97. X-ray properties of the micro quasar GRS 1915+105 during a variability class transition : Sachindra Naik, P. C. Agrawal, A. R. Rao, and B. Paul, 2002, Monthly Notices of the Royal Astronomical Society, 330, 487

98. Detection of a Series of X-ray Dips Associated with a Radio Flare in GRS 1915+105 : Sachindra Naik, P. C. Agrawal, A. R. Rao, B. Paul, S. Seetha, and K. Kasturirangan 2001, The Astrophysical Journal, 546, 1075

99. Disk-jet connection in GRS 1915+105: X-ray soft dips as cause of radio flares : Sachindra Naik and A. R. Rao 2000, Astronomy & Astrophysics, 362, 691

100. X-ray spectral components in the hard state of GRS 1915+105 : origin of the 0.5 - 10 Hz QPO : A. R. Rao, Sachindra Naik, S. V. Vadawale and S. Chakrabarti 2000, Astronomy & Astrophysics Letters, 360, 25

101. Observation of X-ray Transient XTE J1748-288 by the Indian X-ray Astronomy Experiment : Sachindra Naik, P. C. Agrawal, B. Paul, A. R. Rao, S. Seetha, and K. Kasturirangan 2000, Astronomy & Astrophysics, 354, 938

102. X-ray Observations of XTE J2012+381 During the 1998 Outburst : Sachindra Naik, P. C. Agrawal, B. Paul, A. R. Rao, S. Seetha, and K. Kasturirangan 2000, Journal of Astrophysics and Astronomy, 21, 29

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In Conference Proceedings

1. AstroSat detection of long-duration X-ray superflares on EQ Peg : S. Karmakar, Sachindra Naik, J. C. Pandey, I. S. Savanov, B. Weaver, 2021, The 20.5th Cambridge Workshop on Cool Stars, Stellar System, and the Sun ; http://doi.org/10.5281/zenodo.4750801

2. Mechanical aspects of Near-infrared Imager, Spectrometer, and Polarimeter : P. K. Kasarla, P. S. Patwal, H. K. L. Adalja, S. N. Mathur, D. R. Sarkar, A. Singh, A. Rai, P. V. Prajapati, Sachindra Naik, A. B. Shah, S. Ganesh, K. S. Baliyan, 2020, SPIE Proceedings Volume 11447, Ground-based and Airborne Instrumentation for Astronomy VIII; 114476U; https://doi.org/10.1117/12.2561339

3. Optical aspects of Near-infrared Imager, Spectrometer, and Polarimeter : A. Rai, S. Ganesh, S. K. Paul, P. K. Kasarla, P. V. Prajapati, D. R. Sarkar, A. Singh, P. S. Patwal, H. K. L. Adalja, S. N. Mathur, Sachindra Naik, A. B. Shah, K. S. Baliyan, 2020, SPIE Proceedings Volume 11447, Ground-based and Airborne Instrumentation for Astronomy VIII; 1144765; https://doi.org/10.1117/12.2560988

4. Electronics design and development of near-infrared imager, spectrometer, and polarimeter : D. R. Sarkar, A. B. Shah, A. Singh, P. S. Patwal, P. K. Kasarla, A. Rai, P. V. Prajapati, H. L. Adalja, S. N. Mathur, Sachindra Naik, S. Ganesh, K. S. Baliyan, 2020, SPIE Proceedings Volume 11447, Ground-based and Airborne Instrumentation for Astronomy VIII; 1144778; https://doi.org/10.1117/12.2562113

5. Cyclotron absorption lines in the era of Suzaku and NuSTAR : Gaurava K. Jaisawal and Sachindra Naik 2017, Proceedings of "7 Years of MAXI" Conference, p. 153-156

6. Detection of ~41 mHz quasi-periodic oscillations in 4U 0115+634 during its outbursts : Moti R. Dugair, Gaurava K. Jaisawal, Sachindra Naik and S. N. A. Jaaffrey, 2013, ASInC, 9, 115

7. Transient Be/X-ray binary pulsar EXO 2030+375 at the peak of a normal type I outburst : Sachindra Naik, Gaurava K. Jaisawal, Chandreyee Maitra and Biswajit Paul, 2013, ASInC, 9, 84

8. Detection of possible cyclotron resonance scattering feature in the accretion powered X-ray pulsar 4U 1909+07 : Gaurava K. Jaisawal, Sachindra Naik and Biswajit Paul 2013, ASInC, 9, 83

9. X-ray and Infrared Properties of Be/X-ray Binary Pulsars : Sachindra Naik, 2013, ASInC, 8, 103

10. Orbital evolution of X-ray binaries and quasi-periodic oscillations in X-ray pulsars : B. Paul, H. Raichur, C. Jain, M. James, J. Devasia, Sachindra Naik, 2011, ASInC, 3, 22

11. Intensity and energy dependent profiles of transient HMXB pulsars GRO J1008-57, 1A 1118-61 and GX 304-1 : B. Paul, J. Devasia, C. Maitra, M. James, Sachindra Naik, K. Indulekha, 2010, The First Year of MAXI Conference Proceedings, 17

12. Near-infrared studies of V2491 Cyg and V597 Pup: Sachindra Naik, D. P. K. Banerjee, N. M. Ashok, 2010, BASI (in press)

13. Systematic surveys of the non thermal emission from white dwarfs with Suzaku and INTEGRAL : Yukikatsu Terada, Atsushi Harayama, Kouichi Morogami, Manabu Ishida, Aya Bamba, Tadayasu Dotani, Takayuki Hayashi, Shunsaku Okada, Ryoko Nakamura, Kazuo Makishima, Koji Mukai, Sachindra Naik 2010, AIPC, 1248, 215

14. A novel design for a charged particle telescope to study the space radiation environment : J. Pendharkar, S. V. Vadawale, Sachindra Naik and N. M. Ashok, 2010, BASI (in press)

15. Suzaku Discovery of Hard X-ray Pulsations from the Rotating Magnetized White Dwarf, AE Aquarii : Y. Terada, T. Hayashi, M. Ishida, K. Makishima, K. Mukai, T. Dotani, S. Okada, R. Nakamura, Sachindra Naik, A. Bamba, K. Morigami 2008, American Astronomical Society, HEAD meeting, 10.1003

16. Suzaku observations of cyclotron resonances in binary X-ray pulsars :Y. Terada, T. Mihara, F. Nagase, T. Dotani, T. Enoto, S. Kitamoto, T. Kohmura, M. Kokubun, T. Kotani, K. Makishima, Sachindra Naik, M. Nakajima, S. Sugita, K. Sudoh, M. Suzuki, H. Takahashi, D. Yonetoku, A. Yoshida 2007, AdSpR, 40, 1485

17. Orbital evolution studies of the binary X-ray pulsars LMC X-4, Her X-1, 4U 1538-52, Cen X-3, and SMC X-1 : B. Paul, H. Raichur, Sachindra Naik, and N. Bhatt, 2007, Suzaku Conference

18. Suzaku observation of A0535+262 : Sachindra Naik, T. Dotani, T. Mihara, Y. Terada., K. Makishima, F. Nagase, S. Kitamoto, H. Takahashi, M. Nakajima, M. Suzuki, K. Sudoh, T. Enoto, 2007, Suzaku Conference

19. A high-sensitive Suzaku observation of possible non-thermal X-ray signal from a magnetized white dwarf : Y. Terada, M. Ishida, K. Mukai, T. Dotani, K. Makishima, Sachindra Naik, T. Hayashi, S. Okada, R. Nakamura, L. Gallo, T. Enoto, 2007, Suzaku Confence

20. The 2005 October multiwavelength campaign of GRS~1915+105 : Y. Ueda, R. Ishioka, K. Sekiguchi, M. Ribo, J. Rodriguez, S. Chaty, J. Greiner, G. Sala, Y. Fuchs, P. D. Goldoni, G. G. Pooley, P. Edwards, A. Tzioumis, H. Lehto, E. Gerard, P. Colom, J. Martin, S. A. Trushkin, A. J. Castro-Tirado, D. Hannikainen, H. Sudo, M. Honma, F. Iwamuro, K. Kubuta, K. Yamaoka, C. Done, Sachindra Naik, Y. Fukazawa, L. Angelini, H. Awaki, K. Ebisawa, K. Iwasawa, N. Kawai, K. Kinugasa, M. Kokubun, T. Kotani, A. Kubota, T. Murakami, M. Namiki, H. Takahashi, T. Yaqoob, D. Yonetoku, & A. Yoshida 2006, Proceedings of the microquasar workshop held in Como, Italy, Sept. 18-22, Eds T. Belloni

21. Suzaku broadband observations of Galactic blackhole binaries: Low/hard state spectra of GRO J1655-40 : H. Takahashi, Y. Fukazawa, T. Mizuno, A. Hirasawa, S. Kitamoto, K. Sudoh, T. Ogita, A. Kubota, K. Makishima, T. Itoh, M. Kokubun, A. N. Parmar, T. Dotani, K. Ebisawa, Sachindra Naik, T. Takahashi, K. Ohnuki, T. Yaqoob, L. Angelini, Y. Ueda, K. Yamaoka, T. Kotani, N. Kawai, M. Namiki, T. Kohmura and H. Negoro, and Suzaku SWG team 2007, ESASP, 622, 325

22. A high-sensitive Suzaku observation of possible non-thermal emission from a white dwarf : Terada, Y., Ishida, M., Mukai, K., Makishima, K., Dotani, T., Gallo, L., Sachindra Naik, Hayashi, T., Okada, S., Nakamura, R., and Enoto, T. 2007, ESASP, 622, 521

23. Wide-Band Study of X-Ray Pulsars with Suzaku : Enoto, T., Miyawaki, R., Kokubun, M., Makishima, K., Terada, Y., Mihara, T., Nakajima, M., Suzuki, M., Bamba, A., Senda, A., Ishisaki, Y., Takahashi, H., Tamura, K., Sachindra Naik, Ebisawa, K., Nagase, F., Kitamoto, S., Sudoh, K., Yoshida, A., Nakagawa, Y., Sugita, S., Kohmura, T., Kotani, T., Kawai, N., Yonetoku, D., Mori, K. 2007, ESASP, 622, 453

24. Broad band X-ray properties of GRO J1948+32/KS 1947+300 : Sachindra Naik, P. J. Callanan, and B. Paul 2006, AdSpR, 38, 2771

25. BeppoSAX Observations of the X-ray Binary Pulsar GX 1+4 : Sachindra Naik, P. J. Callanan, and B. Paul 2005, AIPC, 797, 593

26. Observations of the transient X-ray pulsar EXO~053109--6609.2 with ASCA, BeppoSAX and XMM-Newton : Sachindra Naik, B. Paul, S. N. A. Jaaffery and P. C. Agrawal 2004, AIPC, 714, 346

27. A Balloon-borne Hard X-ray Astronomy Instrument : P. C. Agrawal, D. Dedhia, P. Madhwani, R. Manchanda, K. Mukerjee, Sachindra Naik, B. Paul, M. Shah, P. Shah 2004, cosp.meetE, 601

28. Pulsating soft components in the accreting X-ray pulsars LMC X-4 and SMC X-1 : Sachindra Naik and B. Paul, 2003, BASI, 37, 371

29. State transition between high-soft and low-soft states observed in GRS 1915+105 : Sachindra Naik, A. R. Rao, and Sandip K. Chakrabarti 2002, miqu.work, 329

30. Wide band X-ray spectroscopy of GRS 1915+105 during the low-soft state : S. V. Vadawale, A. R. Rao, and Sachindra Naik 2002, miqu.work, 332

31. X-ray and radio emission from GRS 1915+105: the disk-jet connection :S. V. Vadawale, A. R. Rao, and Sachindra Naik 2002, miqu.work, 344

32. Peculiar X-ray dips in the Superluminal source GRS 1915+105 observed in the soft state : P. C. Agrawal, Sachindra Naik, A. R. Rao, B. Paul, S. Seetha and K. Kasturirangan 2001, AdSpR, 28, 355

33. Observation of X-ray binary Cygnus X-3 by Indian X-ray Astronomy Experiment : N. S. Singh, K. Y. Singh, Sachindra Naik, B. Paul, P. C. Agrawal, A. R. Rao, S. Seetha, and K. Kasturirangan 2001, BASI, 29, 351

34. Transition of State in the MicroQuasar GRS 1915+105 observed with the Indian X-ray Astronomy Experiment (IXAE) : Sachindra Naik, P. C. Agrawal, B. Paul, and A. R. Rao 2001, ASP, 251, 388

35. Different Types of X-ray Variability Observed in Micro-Quasar GRS 1915+105 with the Indian X-ray Astronomy Experiment : Sachindra Naik, P. C. Agrawal, B. Paul, A. R. Rao, J. S. Yadav and S. Seetha, 2001, The Proceedings of MAXI Workshop on AGN Variability, page-83

36. New Measurements of Orbital Period Changes in Cygnus X-3 : B. Paul, Sachindra Naik, N. S. Singh, K. Y. Singh, P. C. Agrawal, A. R. Rao, S. Seetha, and K. Kasturirangan 2001, AdSpR, 28, 405

37. The X-ray observations of newly discovered transient XTE J1748-288 by the Indian X-ray Astronomy Experiment : Sachindra Naik, P. C. Agrawal, B. Paul, A. R. Rao, S. Seetha and K. Kasturirangan 2000, BASI, 28, 289

38. Studies of Binary Sources with the Indian X-ray Astronomy Experiment :P. C. Agrawal, K. Mukherjee, Sachindra Naik, B. Paul, A. R. Rao, J. S. Yadav, K. Kasturirangan, S. Seetha, and K. Y. Singh 2000, AdSpR, 25, 357

39. Similarities in the properties of the microquasar GRS 1915+105 during different X-ray classes : Sachindra Naik, P. C. Agrawal, A. R. Rao, and B. Paul 2002, multi colour universe, 100

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Other Publications

1. uGMRT Monitoring of Swift J1727.8-1613 during the X-ray plateau of its decay phase : A. Chatterjee, D. Patra, A. Jana, N. N. Patra, B. Chhotaray, Sachindra Naik and S. Safi-Harb, 2023, ATel, 16378

2. uGMRT observations of the recently discovered black hole X-ray binary candidate Swift J1727.8-1613 : D. Patra, A. Jana, N. N. Patra, B. Chhotaray, and Sachindra Naik, 2023, ATel, 16295

3. AstroSat Observation of X-ray Binary MAXI J1803-298 : Arghajit Jana, G. K. Jaisawal, Birendra Chhotaray, Sachindra Naik, Neeraj Kumari, Shivangi Gupta, 2021, ATel, 14629

4. Super-critical accretion onto the Be/X-ray binary pulsar 1A 0535+262 during its 2020 giant X-ray outburst : Gaurava K. Jaisawal, J. B. Coley, J. Wilms, G. Vasilopoulos, Sachindra Naik, K. C. Gendreau, I. Caballero, A. Jana, C. Malacaria, M. T. Wolff, P. Krestschmar, K. Pottschmidt, F. Fuerst, 2020, ATel, 14227

5. NICER and NuSTAR observations of the Be/X-ray binary pulsar 1A 0535+262 during the 2020 November giant outburst : Gaurava K. Jaisawal, Sachindra Naik, K.C. Gendreau, Z. Arzoumanian, Arghajit Jana, et al. 2020, ATel, 14179

6. Be/X-ray Binary Pulsars : Sachindra Naik 2015, Chapter in a Book - Introduction to Astronomical Data Analysis, Scholar's Press, Deutschland, Germany, pp 1-21

7. Discovery of eclipses in the X-ray transient IGR J17451-3022 : Gaurava K. Jaisawal, Jeroen Homan, Sachindra Naik, and Peter Jonker 2015, ATel, 7361

8. Near-infrared and optical photometric observations of symbiotic star Hen 2-468 : Gaurava K. Jaisawal, Sachindra Naik, Kumar Venkataramani, Prahlad Epili, Blesson Mathew and S. Ganesh 2015, ATel, 6907

9. Venus Transit: A rare astronomical event : Sachindra Naik and N. M. Ashok 2012, Planex News, Vol. 2, Issue-3, p 23-26

10. Near-IR observations of the QSO BZU J0742+544 : Rajeev R. Jaiswal, Blesson Mathew, Sachindra Naik 2011, ATel, 3274

11. Near-Infrared Observations of FS Aurigae : B. Mathew, Sachindra Naik, N. M. Ashok 2010, ATel, 3083

12. Near-Infrared Observations of A0535+262 : B. Mathew, Sachindra Naik, N. M. Ashok, S. V. Vadawale, D. P. K. Banerjee 2010, ATel, 3020

13. Near-Infrared Observations of PMN J2345-1555 : B. Mathew, S. V. Vadawale, Sachindra Naik, N. M. Ashok, K. S. Baliyan 2010, ATel, 3004

14. Near-IR observations of the Supergiant Fast X-ray Transient (SFXT) IGR J17544-2619 : Sachindra Naik, V. Joshi, S. V. Vadawale and N. M. Ashok, 2010, ATel, 2475

15. V2491 Cyg : N. M. Ashok, D. P. K. Banerjee, V. Joshi, Sachindra Naik, E. Forne, and M. M. M. Santangelo, 2008, CBET, 1354

16. Suzaku Observations of XTE J1856+053 : E. Cackett, J. Miller, T. Dotani, Y. Fukazawa, L. Gallo, A. Kubota, G. Miniutti, Sachindra Naik, S. Nakamura, T. Tamagawa, Y. Ueda, and K. Yamaoka 2007, ATel, 1042

17. Suzaku observation of IGR J17497-2821 : T. Itoh, M. Kokubun, T. Yuasa, S. Yamada, K. Makishima, A. Kubota, H. Takahashi, R. Walter, T. Takahashi, T. Dotani, K. Ebisawa, Sachindra Naik, T. Anada, R. Smith, Y. Ueda 2006, ATel, 914

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