Items where Author is "Dasgupta, Surajit"

Dewangan, G. C. ; Griffiths, R. E. ; Dasgupta, Surajit ; Rao, A. R. (2007) An investigation of the origin of soft X-ray excess emission from ARK 564 and MRK 1044 The Astrophysical Journal, 671 (2). pp. 1284-1296. ISSN 0004-637X

Dasgupta, Surajit ; Rao, A. R. (2006) Discovery of Hard X-Ray delays in the X-Ray emission of the Seyfert 1 galaxy Markarian 110: possible evidence of comptonization The Astrophysical Journal Letters, 651 (1). pp. L13-L16. ISSN 2041-8205

Choudhury, Manojendu ; Rao, A. R. ; Dasgupta, Surajit ; Pendharkar, J. ; Sriram, K. ; Agrawal, V. K. (2005) Anticorrelated hard X-ray time lag in GRS 1915+105: evidence for a truncated accretion disk The Astrophysical Journal, 631 (2). pp. 1072-1081. ISSN 0004-637X

Dasgupta, Surajit ; Rao, A. R. ; Dewangan, G. C. ; Agrawal, V. K. (2005) Detection of absorption features in the X-Ray spectrum of the narrow-line quasar PG 1404+226: possible evidence of accretion disk winds The Astrophysical Journal Letters, 618 (2). pp. L87-L90. ISSN 2041-8205

Dasgupta, Surajit ; Rao, A. R. ; Dewangan, G. C. (2004) XMM-Newton observation of the narrow-line QSO PHL 1092: detection of a high and variable soft component The Astrophysical Journal, 614 (2). pp. 626-633. ISSN 0004-637X