| Year |
Citation |
Score |
| 2018 |
Saripalli L, Roberts DH. What Are “X-shaped” Radio Sources Telling Us? II. Properties of a Sample of 87 The Astrophysical Journal. 852: 48. DOI: 10.3847/1538-4357/Aa9C4B |
0.451 |
|
| 2018 |
Roberts DH, Saripalli L, Wang KX, Rao MS, Subrahmanyan R, KleinStern CC, Morii-Sciolla CY, Simpson L. What are “X-shaped” Radio Sources Telling Us? I. Very Large Array Imaging of a Large Sample of Candidate XRGs The Astrophysical Journal. 852: 47. DOI: 10.3847/1538-4357/Aa9C49 |
0.415 |
|
| 2008 |
Brown LF, Roberts DH, Wardle JFC. Parsec‐scale linear polarization structure of active galactic nuclei Testing the Agn Paradigm. 254: 419-422. DOI: 10.1063/1.42262 |
0.442 |
|
| 2003 |
Ojha R, Homan DC, Wardle JFC, Roberts DH. Proper motions, flux and polarization variability from a parsec scale blazar monitoring program New Astronomy Reviews. 47: 637-640. DOI: 10.1016/S1387-6473(03)00111-8 |
0.396 |
|
| 2002 |
Homan DC, Wardle JFC, Cheung CC, Roberts DH, Attridge JM. PKS 1510-089: A head-on view of a relativistic jet Astrophysical Journal. 580: 742-748. DOI: 10.1086/343894 |
0.346 |
|
| 2002 |
Homan DC, Ojha R, Wardle JFC, Roberts DH, Aller MF, Aller HD, Hughes PA. Parsec-scale blazar monitoring: Flux and polarization variability Astrophysical Journal. 568: 99-119. DOI: 10.1086/338701 |
0.428 |
|
| 2001 |
Homan DC, Ojha R, Wardle JFC, Roberts DH, Aller MF, Aller HD, Hughes PA. Parsec-scale blazar monitoring: Proper motions Astrophysical Journal. 549: 840-861. DOI: 10.1086/319466 |
0.304 |
|
| 1999 |
Attridge JM, Roberts DH, Wardle JFC. Radio Jet-Ambient Medium Interactions on Parsec Scales in the Blazar 1055+018 The Astrophysical Journal. 518. DOI: 10.1086/312078 |
0.363 |
|
| 1999 |
Gabuzda DC, Mioduszewski AJ, Roberts DH, Wardle JFC. The very long baseline interferometric polarization structure of 3C 345 at =2.8 cm Monthly Notices of the Royal Astronomical Society. 303: 515-520. DOI: 10.1046/J.1365-8711.1999.02242.X |
0.376 |
|
| 1998 |
Wardle JFC, Homan DC, Ojha R, Roberts DH. Electron-positron jets associated with the quasar 3C279 Nature. 395: 457-461. DOI: 10.1038/26675 |
0.335 |
|
| 1997 |
Udomprasert PS, Taylor GB, Pearson TJ, Roberts DH. Evidence for Ordered Magnetic Fields in the Quasar Environment The Astrophysical Journal. 483. DOI: 10.1086/310725 |
0.364 |
|
| 1997 |
Aaron S, Wardle J, Roberts D. A multi-frequency VLBA polarization study of 3C 309.1 Vistas in Astronomy. 41: 225-229. DOI: 10.1016/S0083-6656(97)00010-X |
0.69 |
|
| 1996 |
Moellenbrock GA, Fujisawa K, Preston RA, Gurvits LI, Dewey RJ, Hirabayashi H, Inoue M, Kameno S, Kawaguchi M, Iwata T, Jauncey DL, Migenes V, Roberts DH, Schilizzi RT, Tingay SJ. A 22 GHz VLBI survey of 140 compact extragalactic radio sources Astronomical Journal. 111: 2174-2186. DOI: 10.1086/117953 |
0.66 |
|
| 1994 |
Wardle JFC, Cawthorne TV, Roberts DH, Brown LF. Interpretation of VLBI kinematic and polarization data: Application to 3C 345 The Astrophysical Journal. 437: 122. DOI: 10.1086/174980 |
0.336 |
|
| 1994 |
Brown LF, Roberts DH, Wardle JFC. Evolution of the parsec-scale linear polarization structure of the superluminal quasar 3C 345 The Astrophysical Journal. 437: 108. DOI: 10.1086/174979 |
0.355 |
|
| 1994 |
Gabuzda DC, Mullan CM, Cawthorne TV, Wardle JFC, Roberts DH. Evolution of the milliarcsecond total intensity and polarization structures of BL Lacertae objects The Astrophysical Journal. 435: 140. DOI: 10.1086/174801 |
0.371 |
|
| 1994 |
Roberts DH, Wardle JFC, Brown LF. Linear polarization radio imaging at milliarcsecond resolution The Astrophysical Journal. 427: 718. DOI: 10.1086/174180 |
0.373 |
|
| 1993 |
Cawthorne TV, Wardle JFC, Roberts DH, Gabuzda DC, Brown LF. Milliarcsecond Polarization Structure of 24 Objects from the Pearson-Readhead Sample of Bright Extragalactic Radio Sources. I. The Images The Astrophysical Journal. 416: 496. DOI: 10.1086/173253 |
0.5 |
|
| 1993 |
Gabuzda DC, Kollgaard RI, Roberts DH, Wardle JFC. Is 1308+326 A BL Lacertae object or a quasar? The Astrophysical Journal. 410: 39. DOI: 10.1086/172722 |
0.439 |
|
| 1992 |
Gabuzda DC, Cawthorne TV, Roberts DH, Wardle JFC. A survey of the milliarcsecond polarization properties of BL Lacertae objects at 5 GHz The Astrophysical Journal. 388: 40. DOI: 10.1086/171128 |
0.456 |
|
| 1992 |
Kollgaard RI, Wardle JFC, Roberts DH, Gabuzda DC. Radio constraints on the nature of BL Lacertae objects and their parent population The Astronomical Journal. 104: 1687. DOI: 10.1086/116352 |
0.432 |
|
| 1991 |
Roberts DH, Lehar J, Hewitt JN, Burke BF. The Hubble constant from VLA measurement of the time delay in the double quasar 0957+561 Nature. 352: 43-45. DOI: 10.1038/352043A0 |
0.304 |
|
| 1990 |
Roberts DH, Kollgaard RI, Brown LF, Gabuzda DC, Wardle JFC. Milliarcsecond polarization structure of the superluminal quasar 3C 273 The Astrophysical Journal. 360: 408. DOI: 10.1086/169131 |
0.396 |
|
| 1990 |
Linfield RP, Levy GS, Edwards CD, Ulvestad JS, Ottenhoff CH, Hirabayashi H, Morimoto M, Inoue M, Jauncey DL, Reynolds J, Nishimura T, Hayashi T, Takano T, Yamada T, Barrett JW, ... ... Roberts DH, et al. 15 GHz space VLBI observations using an antenna on a TDRSS satellite Astrophysical Journal. 358: 350-358. DOI: 10.1086/168992 |
0.357 |
|
| 1989 |
Gabuzda DC, Wardle JFC, Roberts DH. Superluminal motion in the BL Lacertae object OJ 287 The Astrophysical Journal. 336: L59. DOI: 10.1086/185361 |
0.35 |
|
| 1989 |
Gabuzda DC, Cawthorne TV, Roberts DH, Wardle JFC. The milliarcsecond polarization structure of six BL Lacertae objects The Astrophysical Journal. 347: 701. DOI: 10.1086/168162 |
0.419 |
|
| 1989 |
Kollgaard RI, Wardle JFC, Roberts DH. High-dynamic-range VLA observations of the quasar 3C 345 The Astronomical Journal. 97: 1550. DOI: 10.1086/115095 |
0.435 |
|
| 1989 |
Brown LF, Roberts DH, Wardle JFC. Global fringe fitting for polarization VLBI. The Astronomical Journal. 97: 1522-1531. DOI: 10.1086/115091 |
0.357 |
|
| 1989 |
Levy GS, Linfield RP, Edwards CD, Di Nardo SJ, Ulvestad JS, Jordan JF, Skjerve L, Stavert LR, Preston RA, Christensen CS, Renzetti NA, Burke BF, Barrett JW, Whitney A, Cappallo RJ, ... ... Roberts DH, et al. Orbiting very long baseline interferometry (OVLBI) observations using the tracking and data relay satellite system (TDRSS) at 2.3 and 15 GHz Acta Astronautica. 19: 597-602. DOI: 10.1016/0094-5765(89)90129-X |
0.387 |
|
| 1987 |
Gabuzda DC, Wardle JFC, Roberts DH. Linear Polarization Structure of the BL Lacertae Object 0735+178 at Milliarcsecond Resolution The Astrophysical Journal. 323: 536-542. DOI: 10.1086/167232 |
0.372 |
|
| 1986 |
Wardle JFC, Roberts DH, Potash RI, Rogers AEE. The linear polarization of 3C 345 at milliarcsecond resolution The Astrophysical Journal. 304: L1. DOI: 10.1086/184658 |
0.376 |
|
| 1986 |
Dreher JW, Roberts DH, Lehár J. Very large array observations of rapid non-periodic variations in OJ 287 Nature. 320: 239-242. DOI: 10.1038/320239A0 |
0.395 |
|
| 1985 |
Greenfield PE, Roberts DH, Burke BF. The gravitationally lensed quasar 0957+561 : VLA observations and mass models. The Astrophysical Journal. 293: 370-386. DOI: 10.1086/163243 |
0.377 |
|
| 1985 |
Roberts DH, Greenfield PE, Hewitt JN, Burke BF, Dupree AK. The multiple images of the quasar 0957+561 The Astrophysical Journal. 293: 356-369. DOI: 10.1086/163242 |
0.323 |
|
| 1980 |
Greenfield PE, Burke BF, Roberts DH. The double quasar 0957+561 as a gravitational lens: Further VLA observations Nature. 286: 865-866. DOI: 10.1038/286865B0 |
0.382 |
|
| 1976 |
O'Dell SL, Roberts DH. Comments on 'The composite Hubble diagram' The Astrophysical Journal. 210: 294-298. DOI: 10.1086/154831 |
0.337 |
|
| Show low-probability matches. |