Eric L. Nielsen, Ph.D. - Publications

Affiliations: 
2011 Astronomy University of Arizona, Tucson, AZ 
Area:
Astronomy and Astrophysics

96 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Hirsch LA, Rosenthal L, Fulton BJ, Howard AW, Ciardi DR, Marcy GW, Nielsen E, Petigura EA, de Rosa RJ, Isaacson H, Weiss LM, Sinukoff E, Macintosh B. Understanding the Impacts of Stellar Companions on Planet Formation and Evolution: A Survey of Stellar and Planetary Companions within 25 pc The Astronomical Journal. 161: 134. DOI: 10.3847/1538-3881/ABD639  0.336
2020 Stanford-Moore SA, Nielsen EL, Rosa RJD, Macintosh B, Czekala I. BAFFLES: Bayesian Ages for Field Lower-mass Stars The Astrophysical Journal. 898: 27. DOI: 10.3847/1538-4357/Ab9A35  0.416
2020 Ward-Duong K, Patience J, Follette K, Rosa RJD, Rameau J, Marley M, Saumon D, Nielsen EL, Rajan A, Greenbaum AZ, Lee J, Wang JJ, Czekala I, Duchêne G, Macintosh B, et al. Gemini Planet Imager Spectroscopy of the Dusty Substellar Companion HD 206893 B The Astronomical Journal. 161: 5. DOI: 10.3847/1538-3881/abc263  0.344
2020 Arriaga P, Fitzgerald MP, Duchêne G, Kalas P, Millar-Blanchaer MA, Perrin MD, Chen CH, Mazoyer J, Ammons M, Bailey VP, Barman TS, Bulger J, Chilcote JK, Cotten T, De Rosa RJ, ... ... Nielsen EL, et al. Multiband Polarimetric Imaging of HR 4796A with the Gemini Planet Imager The Astronomical Journal. 160: 79. DOI: 10.3847/1538-3881/Ab91B1  0.37
2020 Esposito TM, Kalas P, Fitzgerald MP, Millar-Blanchaer MA, Duchêne G, Patience J, Hom J, Perrin MD, De Rosa RJ, Chiang E, Czekala I, Macintosh B, Graham JR, Ansdell M, Arriaga P, ... ... Nielsen EL, et al. Debris Disk Results from the Gemini Planet Imager Exoplanet Survey's Polarimetric Imaging Campaign The Astronomical Journal. 160: 24. DOI: 10.3847/1538-3881/Ab9199  0.742
2020 Duchêne G, Rice M, Hom J, Zalesky J, Esposito TM, Millar-Blanchaer MA, Ren B, Kalas P, Fitzgerald MP, Arriaga P, Bruzzone S, Bulger J, Chen CH, Chiang E, Cotten T, ... ... Nielsen EL, et al. The Gemini Planet Imager View of the HD 32297 Debris Disk The Astronomical Journal. 159: 251. DOI: 10.3847/1538-3881/Ab8881  0.486
2020 Nguyen MM, De Rosa RJ, Wang JJ, Esposito TM, Kalas P, Graham JR, Macintosh B, Bailey VP, Barman T, Bulger J, Chilcote J, Cotten T, Doyon R, Duchêne G, Fitzgerald MP, ... ... Nielsen EL, et al. HD 165054: An Astrometric Calibration Field for High-contrast Imagers in Baade’s Window The Astronomical Journal. 159: 244. DOI: 10.3847/1538-3881/Ab86Aa  0.508
2020 Bryan ML, Chiang E, Bowler BP, Morley CV, Millholland S, Blunt S, Ashok KB, Nielsen E, Ngo H, Mawet D, Knutson HA. Obliquity Constraints on an Extrasolar Planetary-mass Companion The Astronomical Journal. 159: 181. DOI: 10.3847/1538-3881/Ab76C6  0.511
2020 Blunt S, Wang JJ, Angelo I, Ngo H, Cody D, Rosa RJD, Graham JR, Hirsch L, Nagpal V, Nielsen EL, Pearce L, Rice M, Tejada R. orbitize!: A Comprehensive Orbit-fitting Software Package for the High-contrast Imaging Community The Astronomical Journal. 159: 89. DOI: 10.3847/1538-3881/Ab6663  0.372
2020 Bruzzone JS, Metchev S, Duchêne G, Millar-Blanchaer MA, Dong R, Esposito TM, Wang JJ, Graham JR, Mazoyer J, Wolff S, Ammons SM, Schneider AC, Greenbaum AZ, Matthews BC, Arriaga P, ... ... Nielsen EL, et al. Imaging the 44 au Kuiper Belt Analog Debris Ring around HD 141569A with GPI Polarimetry The Astronomical Journal. 159: 53. DOI: 10.3847/1538-3881/Ab5D2E  0.726
2020 Nielsen EL, De Rosa RJ, Wang JJ, Sahlmann J, Kalas P, Duchêne G, Rameau J, Marley MS, Saumon D, Macintosh B, Millar-Blanchaer MA, Nguyen MM, Ammons SM, Bailey VP, Barman T, et al. The Gemini Planet Imager Exoplanet Survey: Dynamical Mass of the Exoplanet β Pictoris b from Combined Direct Imaging and Astrometry The Astronomical Journal. 159: 71. DOI: 10.3847/1538-3881/Ab5B92  0.467
2020 Bowler BP, Blunt SC, Nielsen EL. Population-level Eccentricity Distributions of Imaged Exoplanets and Brown Dwarf Companions: Dynamical Evidence for Distinct Formation Channels The Astronomical Journal. 159: 63. DOI: 10.3847/1538-3881/Ab5B11  0.503
2020 Hom J, Patience J, Esposito TM, Duchêne G, Worthen K, Kalas P, Jang-Condell H, Saboi K, Arriaga P, Mazoyer J, Wolff S, Millar-Blanchaer MA, Fitzgerald MP, Perrin MD, Chen CH, ... ... Nielsen EL, et al. First Resolved Scattered-light Images of Four Debris Disks in Scorpius-Centaurus with the Gemini Planet Imager The Astronomical Journal. 159: 31. DOI: 10.3847/1538-3881/Ab5Af2  0.691
2020 De Rosa RJ, Nguyen MM, Chilcote J, Macintosh B, Perrin MD, Konopacky Q, Wang JJ, Duchêne G, Nielsen EL, Rameau J, Ammons SM, Bailey VP, Barman T, Bulger J, Cotten T, et al. Revised astrometric calibration of the Gemini Planet Imager Journal of Astronomical Telescopes, Instruments, and Systems. 6: 1. DOI: 10.1117/1.Jatis.6.1.015006  0.313
2020 De Rosa RJ, Dawson R, Nielsen EL. A significant mutual inclination between the planets within the π Mensae system Astronomy & Astrophysics. 640: A73. DOI: 10.1051/0004-6361/202038496  0.457
2019 Bennett DP, Akeson R, Alibert Y, Anderson J, Bachelet E, Beaulieu J, Bellini A, Bhattacharya A, Boss A, Bozza V, Bryson S, Buzasi D, Novati SC, Christiansen J, Domagal-goldman SD, ... ... Nielsen E, et al. Wide-Orbit Exoplanet Demographics Bulletin of the American Astronomical Society. 51: 505. DOI: 10.7892/Boris.143128  0.449
2019 Newton ER, Mann AW, Tofflemire BM, Pearce L, Rizzuto AC, Vanderburg A, Martinez RA, Wang JJ, Ruffio J, Kraus AL, Johnson MC, Thao PC, Wood ML, Rampalli R, Nielsen EL, et al. TESS Hunt for Young and Maturing Exoplanets (THYME): A Planet in the 45 Myr Tucana–Horologium Association The Astrophysical Journal. 880: L17. DOI: 10.3847/2041-8213/Ab2988  0.52
2019 Ren B, Choquet É, Perrin MD, Duchêne G, Debes JH, Pueyo L, Rice M, Chen C, Schneider G, Esposito TM, Poteet CA, Wang JJ, Ammons SM, Ansdell M, Arriaga P, ... ... Nielsen EL, et al. An Exo–Kuiper Belt with an Extended Halo around HD 191089 in Scattered Light The Astrophysical Journal. 882: 64. DOI: 10.3847/1538-4357/Ab3403  0.415
2019 De Rosa RJ, Nielsen EL, Rameau J, Duchêne G, Greenbaum AZ, Wang JJ, Ammons SM, Bailey VP, Barman T, Bulger J, Chilcote J, Cotten T, Doyon R, Esposito TM, Fitzgerald MP, et al. Detection of a Low-mass Stellar Companion to the Accelerating A2IV Star HR 1645 The Astronomical Journal. 158: 226. DOI: 10.3847/1538-3881/Ab4Ef7  0.555
2019 Rosa RJD, Nielsen EL, Wang JJ, Ammons SM, Duchêne G, Macintosh B, Rameau J, Bailey VP, Barman T, Bulger J, Chilcote J, Cotten T, Doyon R, Esposito TM, Fitzgerald MP, et al. An Updated Visual Orbit of the Directly Imaged Exoplanet 51 Eridani b and Prospects for a Dynamical Mass Measurement with Gaia The Astronomical Journal. 159: 1. DOI: 10.3847/1538-3881/Ab4Da4  0.522
2019 Rosa RJD, Esposito TM, Hirsch LA, Nielsen EL, Marley MS, Kalas P, Wang JJ, Macintosh B. The Possible Astrometric Signature of a Planetary-mass Companion to the Nearby Young Star TW Piscis Austrini (Fomalhaut B): Constraints from Astrometry, Radial Velocities, and Direct Imaging The Astronomical Journal. 158: 225. DOI: 10.3847/1538-3881/Ab4C9B  0.567
2019 Blunt S, Endl M, Weiss LM, Cochran WD, Howard AW, MacQueen PJ, Fulton BJ, Henry GW, Johnson MC, Kosiarek MR, Lawson KD, Macintosh B, Mills SM, Nielsen EL, Petigura EA, et al. Radial Velocity Discovery of an Eccentric Jovian World Orbiting at 18 au The Astronomical Journal. 158: 181. DOI: 10.3847/1538-3881/Ab3E63  0.552
2019 Greenbaum AZ, Cheetham A, Sivaramakrishnan A, Rantakyrö FT, Duchêne G, Tuthill P, De Rosa RJ, Oppenheimer R, Macintosh B, Ammons SM, Bailey VP, Barman T, Bulger J, Cardwell A, Chilcote J, ... ... Nielsen EL, et al. Performance of the Gemini Planet Imager Non-redundant Mask and Spectroscopy of Two Close-separation Binaries: HR 2690 and HD 142527 The Astronomical Journal. 157: 249. DOI: 10.3847/1538-3881/Ab17Db  0.65
2019 Nielsen EL, De Rosa RJ, Macintosh B, Wang JJ, Ruffio J, Chiang E, Marley MS, Saumon D, Savransky D, Mark Ammons S, Bailey VP, Barman T, Blain C, Bulger J, Burrows A, et al. The Gemini Planet Imager Exoplanet Survey: Giant Planet and Brown Dwarf Demographics from 10 to 100 au The Astronomical Journal. 158: 13. DOI: 10.3847/1538-3881/Ab16E9  0.51
2019 Madurowicz A, Macintosh B, Chilcote J, Perrin M, Poyneer L, Pueyo L, Ruffio J, Bailey VP, Barman T, Bulger J, Cotten T, De Rosa RJ, Doyon R, Duchêne G, Esposito TM, ... ... Nielsen EL, et al. Asymmetries in adaptive optics point spread functions Journal of Astronomical Telescopes, Instruments, and Systems. 5: 1. DOI: 10.1117/1.Jatis.5.4.049003  0.316
2018 Currie T, Brandt TD, Uyama T, Nielsen EL, Blunt S, Guyon O, Tamura M, Marois C, Mede K, Kuzuhara M, Groff TD, Jovanovic N, Kasdin NJ, Lozi J, Hodapp K, et al. SCExAO/CHARIS Near-infrared Direct Imaging, Spectroscopy, and Forward-Modeling of κ And b: A Likely Young, Low-gravity Superjovian Companion The Astronomical Journal. 156: 291. DOI: 10.3847/1538-3881/Aae9Ea  0.578
2018 Wang JJ, Graham JR, Dawson R, Fabrycky D, De Rosa RJ, Pueyo L, Konopacky Q, Macintosh B, Marois C, Chiang E, Ammons SM, Arriaga P, Bailey VP, Barman T, Bulger J, ... ... Nielsen EL, et al. Dynamical Constraints on the HR 8799 Planets with GPI The Astronomical Journal. 156: 192. DOI: 10.3847/1538-3881/Aae150  0.308
2018 Ruffio J, Mawet D, Czekala I, Macintosh B, De Rosa RJ, Ruane G, Bottom M, Pueyo L, Wang JJ, Hirsch L, Zhu Z, Nielsen EL. A Bayesian Framework for Exoplanet Direct Detection and Non-detection The Astronomical Journal. 156: 196. DOI: 10.3847/1538-3881/Aade95  0.377
2018 Esposito TM, Duchêne G, Kalas P, Rice M, Choquet É, Ren B, Perrin MD, Chen CH, Arriaga P, Chiang E, Nielsen EL, Graham JR, Wang JJ, Rosa RJD, Follette KB, et al. Direct Imaging of the HD 35841 Debris Disk: A Polarized Dust Ring from Gemini Planet Imager and an Outer Halo from HST/STIS The Astronomical Journal. 156: 47. DOI: 10.3847/1538-3881/Aacbc9  0.727
2018 Greenbaum AZ, Pueyo L, Ruffio J, Wang JJ, Rosa RJD, Aguilar J, Rameau J, Barman T, Marois C, Marley MS, Konopacky Q, Rajan A, Macintosh B, Ansdell M, Arriaga P, ... ... Nielsen EL, et al. GPI Spectra of HR 8799 c, d, and e from 1.5 to 2.4 μm with KLIP Forward Modeling The Astronomical Journal. 155: 226. DOI: 10.3847/1538-3881/Aabcb8  0.358
2018 Bailey VP, Bottom M, Cady E, Cantalloube F, Boer JD, Groff T, Krist J, Millar-Blanchaer MA, Vigan A, Chilcote J, Choquet E, Rosa RJD, Girard JH, Guyon O, Kern B, ... ... Nielsen EL, et al. Lessons for WFIRST CGI from ground-based high-contrast systems Arxiv: Instrumentation and Methods For Astrophysics. 10698. DOI: 10.1117/12.2313820  0.667
2018 Perrin MD, Tallis M, Savransky D, Shapiro J, Bailey VP, Rosa RJd, Wang JJ, Ruffio J, Nielsen E. Mining the GPIES database Arxiv: Instrumentation and Methods For Astrophysics. DOI: 10.1117/12.2312177  0.385
2017 Garcia EV, Ammons SM, Salama M, Crossfield I, Bendek E, Chilcote J, Garrel V, Graham JR, Kalas P, Konopacky Q, Lu JR, Macintosh B, Marin E, Marois C, Nielsen E, et al. Individual, Model-independent Masses of the Closest Known Brown Dwarf Binary to the Sun The Astrophysical Journal. 846: 97. DOI: 10.3847/1538-4357/Aa844F  0.457
2017 Ruffio J, Macintosh B, Wang JJ, Pueyo L, Nielsen EL, Rosa RJD, Czekala I, Marley MS, Arriaga P, Bailey VP, Barman T, Bulger J, Chilcote J, Cotten T, Doyon R, et al. Improving and Assessing Planet Sensitivity of the GPI Exoplanet Survey with a Forward Model Matched Filter The Astrophysical Journal. 842: 14. DOI: 10.3847/1538-4357/Aa72Dd  0.699
2017 Nielsen EL, Rosa RJD, Rameau J, Wang JJ, Esposito TM, Millar-Blanchaer MA, Marois C, Vigan A, Ammons SM, Artigau E, Bailey VP, Blunt S, Bulger J, Chilcote J, Cotten T, et al. Evidence That the Directly Imaged Planet HD 131399 Ab Is a Background Star The Astronomical Journal. 154: 218. DOI: 10.3847/1538-3881/Aa8A69  0.426
2017 Rajan A, Rameau J, Rosa RJD, Marley MS, Graham JR, Macintosh B, Marois C, Morley C, Patience J, Pueyo L, Saumon D, Ward-Duong K, Ammons SM, Arriaga P, Bailey VP, ... ... Nielsen EL, et al. Characterizing 51 Eri b from 1 to 5μm: A Partly Cloudy Exoplanet The Astronomical Journal. 154: 10. DOI: 10.3847/1538-3881/Aa74Db  0.638
2017 Follette KB, Rameau J, Dong R, Pueyo L, Close LM, Duchêne G, Fung J, Leonard C, Macintosh B, Males JR, Marois C, Millar-Blanchaer MA, Morzinski KM, Mullen W, Perrin M, ... ... Nielsen EL, et al. Complex Spiral Structure in the HD 100546 Transitional Disk as Revealed by GPI and MagAO The Astronomical Journal. 153: 264. DOI: 10.3847/1538-3881/Aa6D85  0.815
2017 Rameau J, Follette KB, Pueyo L, Marois C, Macintosh B, Millar-Blanchaer M, Wang JJ, Vega D, Doyon R, Lafrenière D, Nielsen EL, Bailey V, Chilcote JK, Close LM, Esposito TM, et al. An Optical/Near-infrared Investigation of HD 100546 b with the Gemini Planet Imager and MagAO The Astronomical Journal. 153: 244. DOI: 10.3847/1538-3881/Aa6Cae  0.799
2017 Ngo H, Knutson HA, Bryan ML, Blunt S, Nielsen EL, Batygin K, Bowler BP, Crepp JR, Hinkley S, Howard AW, Mawet D. No Difference in Orbital Parameters of RV-detected Giant Planets between 0.1 and 5 au in Single versus Multi-stellar Systems The Astronomical Journal. 153: 242. DOI: 10.3847/1538-3881/Aa6Cac  0.419
2017 Blunt S, Nielsen EL, Rosa RJD, Konopacky QM, Ryan D, Wang JJ, Pueyo L, Rameau J, Marois C, Marchis F, Macintosh B, Graham JR, Duchêne G, Schneider AC. Orbits for the Impatient: A Bayesian Rejection-sampling Method for Quickly Fitting the Orbits of Long-period Exoplanets The Astronomical Journal. 153: 229. DOI: 10.3847/1538-3881/Aa6930  0.356
2017 Johnson-Groh M, Marois C, De Rosa RJ, Nielsen EL, Rameau J, Blunt S, Vargas J, Ammons SM, Bailey VP, Barman TS, Bulger J, Chilcote JK, Cotten T, Doyon R, Duchêne G, et al. Integral Field Spectroscopy of the Low-mass Companion HD 984 B with the Gemini Planet Imager The Astronomical Journal. 153: 190. DOI: 10.3847/1538-3881/Aa6480  0.702
2017 Chilcote J, Pueyo L, Rosa RJD, Vargas J, Macintosh B, Bailey VP, Barman T, Bauman B, Bruzzone S, Bulger J, Burrows AS, Cardwell A, Chen CH, Cotten T, Dillon D, ... ... Nielsen EL, et al. 1–2.4μm Near-IR Spectrum of the Giant PlanetβPictoris b Obtained with the Gemini Planet Imager The Astronomical Journal. 153: 182. DOI: 10.3847/1538-3881/Aa63E9  0.681
2016 Konopacky QM, Rameau J, Duchêne G, Filippazzo JC, Godfrey PAG, Marois C, Nielsen EL, Pueyo L, Rafikov RR, Rice EL, Wang JJ, Ammons SM, Bailey VP, Barman TS, Bulger J, et al. DISCOVERY of A SUBSTELLAR COMPANION to the NEARBY DEBRIS DISK HOST HR 2562 Astrophysical Journal Letters. 829. DOI: 10.3847/2041-8205/829/1/L4  0.762
2016 Rameau J, Nielsen EL, Rosa RJD, Blunt SC, Patience J, Doyon R, Graham JR, Lafrenière D, Macintosh B, Marchis F, Bailey V, Chilcote JK, Duchene G, Esposito TM, Hung LW, et al. CONSTRAINTS on the ARCHITECTURE of the HD 95086 PLANETARY SYSTEM with the GEMINI PLANET IMAGER Astrophysical Journal Letters. 822. DOI: 10.3847/2041-8205/822/2/L29  0.525
2016 Yang B, Wahhaj Z, Beauvalet L, Marchis F, Dumas C, Marsset M, Nielsen EL, Vachier F. EXTREME AO OBSERVATIONS OF TWO TRIPLE ASTEROID SYSTEMS WITH SPHERE Astrophysical Journal Letters. 820. DOI: 10.3847/2041-8205/820/2/L35  0.431
2016 Wolff SG, Perrin M, Millar-Blanchaer MA, Nielsen EL, Wang J, Cardwell A, Chilcote J, Dong R, Draper ZH, Duchěne G, Fitzgerald MP, Goodsell SJ, Grady CA, Graham JR, Greenbaum AZ, et al. THE PDS 66 CIRCUMSTELLAR DISK AS SEEN in POLARIZED LIGHT with the GEMINI PLANET IMAGER Astrophysical Journal Letters. 818. DOI: 10.3847/2041-8205/818/1/L15  0.496
2016 Bryan ML, Bowler BP, Knutson HA, Kraus AL, Hinkley S, Mawet D, Nielsen EL, Blunt SC. SEARCHING for SCATTERERS: HIGH-CONTRAST IMAGING of YOUNG STARS HOSTING WIDE-SEPARATION PLANETARY-MASS COMPANIONS Astrophysical Journal. 827. DOI: 10.3847/0004-637X/827/2/100  0.501
2016 Draper ZH, Duchêne G, Millar-Blanchaer MA, Matthews BC, Wang JJ, Kalas P, Graham JR, Padgett D, Ammons SM, Bulger J, Chen C, Chilcote JK, Doyon R, Fitzgerald MP, Follette KB, ... ... Nielsen EL, et al. The peculiar debris disk of HD 111520 as resolved by the Gemini Planet Imager Astrophysical Journal. 826. DOI: 10.3847/0004-637X/826/2/147  0.742
2016 De Rosa RJ, Rameau J, Patience J, Graham JR, Doyon R, Lafreniére D, MacIntosh B, Pueyo L, Rajan A, Wang JJ, Ward-Duong K, Hung LW, Maire J, Nielsen EL, Ammons SM, et al. SPECTROSCOPIC CHARACTERIZATION of HD 95086 b with the GEMINI PLANET IMAGER Astrophysical Journal. 824. DOI: 10.3847/0004-637X/824/2/121  0.499
2016 Nielsen EL, Rosa RJD, Wang J, Rameau J, Song I, Graham JR, Macintosh B, Ammons M, Bailey VP, Barman TS, Bulger J, Chilcote JK, Cotten T, Doyon R, Duchêne G, et al. DYNAMICAL MASS MEASUREMENT OF THE YOUNG SPECTROSCOPIC BINARY V343 NORMAE AaAb RESOLVED WITH THE GEMINI PLANET IMAGER The Astronomical Journal. 152: 175. DOI: 10.3847/0004-6256/152/6/175  0.673
2016 Millar-Blanchaer MA, Wang JJ, Kalas P, Graham JR, Duchêne G, Nielsen EL, Perrin M, Moon D, Padgett D, Metchev S, Ammons SM, Bailey VP, Barman T, Bruzzone S, Bulger J, et al. IMAGING AN 80 au RADIUS DUST RING AROUND THE F5V STAR HD 157587 The Astronomical Journal. 152: 128. DOI: 10.3847/0004-6256/152/5/128  0.679
2016 Wang JJ, Graham JR, Pueyo L, Kalas P, Millar-Blanchaer MA, Ruffio J, Rosa RJD, Ammons SM, Arriaga P, Bailey VP, Barman TS, Bulger J, Burrows AS, Cardwell A, Chen CH, ... ... Nielsen EL, et al. THE ORBIT AND TRANSIT PROSPECTS FORβPICTORIS b CONSTRAINED WITH ONE MILLIARCSECOND ASTROMETRY The Astronomical Journal. 152: 97. DOI: 10.3847/0004-6256/152/4/97  0.657
2016 Esposito TM, Fitzgerald MP, Graham JR, Kalas P, Lee EJ, Chiang E, Duchêne G, Wang J, Millar-Blanchaer MA, Nielsen E, Ammons SM, Bruzzone S, Rosa RJD, Draper ZH, Macintosh B, et al. BRINGING “THE MOTH” TO LIGHT: A PLANET-SCULPTING SCENARIO FOR THE HD 61005 DEBRIS DISK The Astronomical Journal. 152: 85. DOI: 10.3847/0004-6256/152/4/85  0.51
2016 Perrin MD, Ingraham P, Follette KB, Maire J, Wang JJ, Savransky D, Arriaga P, Bailey VP, Bruzzone S, Chilcote JK, Rosa RJD, Draper ZH, Fitzgerald MP, Greenbaum AZ, Hung L, ... ... Nielsen E, et al. Gemini Planet Imager observational calibrations XI: pipeline improvements and enhanced calibrations after two years on sky Proceedings of Spie. 9908: 990837. DOI: 10.1117/12.2233197  0.688
2016 Galicher R, Marois C, Macintosh B, Zuckerman B, Barman T, Konopacky Q, Song I, Patience J, Lafrenière D, Doyon R, Nielsen EL. The International Deep Planet Survey Astronomy and Astrophysics. 554. DOI: 10.1051/0004-6361/201527828  0.385
2015 Macintosh B, Graham JR, Barman T, De Rosa RJ, Konopacky Q, Marley MS, Marois C, Nielsen EL, Pueyo L, Rajan A, Rameau J, Saumon D, Wang JJ, Ammons M, Arriaga P, et al. Discovery and spectroscopy of the young Jovian planet 51 Eri b with the Gemini Planet Imager. Science (New York, N.Y.). PMID 26272904 DOI: 10.1126/Science.Aac5891  0.76
2015 Biller BA, Liu MC, Rice K, Wahhaj Z, Nielsen E, Hayward T, Kuchner MJ, Close LM, Chun M, Ftaclas C, Toomey DW. The gemini NICI planet-finding campaign: Asymmetries in the HD 141569 disc Monthly Notices of the Royal Astronomical Society. 450: 4446-4457. DOI: 10.1093/Mnras/Stv870  0.733
2015 Hung LW, Duchêne G, Arriaga P, Fitzgerald MP, Maire J, Marois C, Millar-Blanchaer MA, Bruzzone S, Rajan A, Pueyo L, Kalas PG, De Rosa RJ, Graham JR, Konopacky Q, Wolff SG, ... ... Nielsen EL, et al. First scattered-light image of the debris disk around HD 131835 with the gemini planet imager Astrophysical Journal Letters. 815. DOI: 10.1088/2041-8205/815/1/L14  0.459
2015 De Rosa RJD, Nielsen EL, Blunt SC, Graham JR, Konopacky QM, Marois C, Pueyo L, Rameau J, Ryan DM, Wang JJ, Bailey V, Chontos A, Fabrycky DC, Follette KB, MacIntosh B, et al. Astrometric confirmation and preliminary orbital parameters of the young exoplanet 51 eridani b with the gemini planet imager Astrophysical Journal Letters. 814. DOI: 10.1088/2041-8205/814/1/L3  0.744
2015 Wang JJ, Graham JR, Pueyo L, Nielsen EL, Millar-Blanchaer M, Rosa RJD, Kalas P, Ammons SM, Bulger J, Cardwell A, Chen C, Chiang E, Chilcote JK, Doyon R, Draper ZH, et al. Gemini planet imager observations of the au microscopii debris disk: Asymmetries within one arcsecond Astrophysical Journal Letters. 811. DOI: 10.1088/2041-8205/811/2/L19  0.568
2015 Kalas PG, Rajan A, Wang JJ, Millar-Blanchaer MA, Duchene G, Chen C, Fitzgerald MP, Dong R, Graham JR, Patience J, Macintosh B, Murray-Clay R, Matthews B, Rameau J, Marois C, ... ... Nielsen EL, et al. Direct imaging of an asymmetric debris disk in the HD 106906 planetary system Astrophysical Journal. 814. DOI: 10.1088/0004-637X/814/1/32  0.737
2015 Millar-Blanchaer MA, Graham JR, Pueyo L, Kalas P, Dawson RI, Wang J, Perrin MD, Moon DS, Macintosh B, Ammons SM, Barman T, Cardwell A, Chen CH, Chiang E, Chilcote J, ... ... Nielsen EL, et al. β PICTORIS' INNER DISK in POLARIZED LIGHT and NEW ORBITAL PARAMETERS for β PICTORIS b Astrophysical Journal. 811. DOI: 10.1088/0004-637X/811/1/18  0.72
2015 Bowler BP, Shkolnik EL, Liu MC, Schlieder JE, Mann AW, Dupuy TJ, Hinkley S, Crepp JR, Johnson JA, Howard AW, Flagg L, Weinberger AJ, Aller KM, Allers KN, Best WMJ, ... ... Nielsen EL, et al. PLANETS AROUND LOW-MASS STARS (PALMS). V. AGE-DATING LOW-MASS COMPANIONS to MEMBERS and INTERLOPERS of YOUNG MOVING GROUPS Astrophysical Journal. 806. DOI: 10.1088/0004-637X/806/1/62  0.736
2015 Wahhaj Z, Cieza LA, Mawet D, Yang B, Canovas H, De Boer J, Casassus S, Ménard F, Schreiber MR, Liu MC, Biller BA, Nielsen EL, Hayward TL. Improving signal-to-noise in the direct imaging of exoplanets and circumstellar disks with MLOCI Astronomy and Astrophysics. 581. DOI: 10.1051/0004-6361/201525837  0.664
2015 Nielsen EL, Liu MC, Wahhaj Z, Biller BA, Hayward TL, Close LM, Macintosh B, Savransky D, Wang JJ, Graham JR, De Rosa RJ, Rajan A. Mapping the Distributions of Exoplanet Populations with NICI and GPI Proceedings of the International Astronomical Union. 10: 220-225. DOI: 10.1017/S1743921315006572  0.609
2014 Biller BA, Liu MC, Wahhaj Z, Nielsen EL, Hayward TL, Chun MR, Close LM, Ftaclas C, Males JR, Hartung M, Reid IN, Shkolnik E, Skemer AJ, Tecza M, Thatte NA, et al. Results from the Gemini NICI planet-finding campaign Proceedings of Spie - the International Society For Optical Engineering. 9148. DOI: 10.1117/12.2057339  0.812
2014 Nielsen EL, Liu MC, Wahhaj Z, Biller BA, Hayward TL, Males JR, Close LM, Morzinski KM, Skemer AJ, Kuchner MJ, Rodigas TJ, Hinz PM, Chun M, Ftaclas C, Toomey DW. The Gemini NICI planet-finding campaign: The orbit of the young exoplanet β pictoris b Astrophysical Journal. 794. DOI: 10.1088/0004-637X/794/2/158  0.814
2014 Males JR, Close LM, Morzinski KM, Wahhaj Z, Liu MC, Skemer AJ, Kopon D, Follette KB, Puglisi A, Esposito S, Riccardi A, Pinna E, Xompero M, Briguglio R, Biller BA, ... Nielsen EL, et al. Magellan adaptive optics first-light observations of the exoplanet β pic b. I. direct imaging in the far-red optical with MagAO+VisAO and in the near-ir with nici Astrophysical Journal. 786. DOI: 10.1088/0004-637X/786/1/32  0.781
2014 Hayward TL, Biller BA, Liu MC, Nielsen EL, Wahhaj Z, Chun M, Ftaclas C, Hartung M, Toomey DW. Astrometric Calibration of the Gemini NICI Planet-Finding Campaign Publications of the Astronomical Society of the Pacific. 126: 1112-1125. DOI: 10.1086/679508  0.7
2014 Wahhaj Z, Liu MC, Biller BA, Nielsen EL, Hayward TL, Kuchner M, Close LM, Chun M, Ftaclas C, Toomey DW. The Gemini NICI planet-finding campaign: The offset ring of HR 4796 A Astronomy and Astrophysics. 567. DOI: 10.1051/0004-6361/201323335  0.677
2014 Hayward TL, Biller BA, Liu MC, Nielsen EL, Wahhaj Z, Chun M, Ftaclas C, Hartung M, Toomey DW. Astrometric Calibration of the Gemini NICI Planet-Finding Campaign Publications of the Astronomical Society of the Pacific. 126: 1112-1125.  0.612
2013 Wahhaj Z, Liu MC, Biller BA, Nielsen EL, Close LM, Hayward TL, Hartung M, Chun M, Ftaclas C, Toomey DW. The Gemini NICI planet-finding campaign: The companion detection pipeline Astrophysical Journal. 779. DOI: 10.1088/0004-637X/779/1/80  0.772
2013 Biller BA, Liu MC, Wahhaj Z, Nielsen EL, Hayward TL, Males JR, Skemer A, Close LM, Chun M, Ftaclas C, Clarke F, Thatte N, Shkolnik EL, Reid IN, Hartung M, et al. THE gemini/nici planet-finding campaign: The frequency of planets around young moving group stars Astrophysical Journal. 777. DOI: 10.1088/0004-637X/777/2/160  0.818
2013 Nielsen EL, Liu MC, Wahhaj Z, Biller BA, Hayward TL, Close LM, Males JR, Skemer AJ, Chun M, Ftaclas C, Alencar SHP, Artymowicz P, Boss A, Clarke F, De Gouveia Dal Pino E, et al. The gemini nici planet-finding campaign: The frequency of giant planets around young B and A stars Astrophysical Journal. 776. DOI: 10.1088/0004-637X/776/1/4  0.836
2013 Wahhaj Z, Liu MC, Nielsen EL, Biller BA, Hayward TL, Close LM, Males JR, Skemer A, Ftaclas C, Chun M, Thatte N, Tecza M, Shkolnik EL, Kuchner M, Reid IN, et al. The Gemini Planet-Finding Campaign: The frequency of giant planets around debris disk stars Astrophysical Journal. 773. DOI: 10.1088/0004-637X/773/2/179  0.83
2013 Nielsen EL, Liu MC, Wahhaj Z, Biller BA, Hayward TL. The Gemini NICI planet-finding campaign: The frequency of giant planets around young B and A stars Proceedings of the International Astronomical Union. 8: 60-61. DOI: 10.1017/S1743921313007874  0.473
2012 Nielsen EL, Liu MC, Wahhaj Z, Biller BA, Hayward TL, Boss A, Bowler B, Kraus A, Shkolnik EL, Tecza M, Chun M, Clarke F, Close LM, Ftaclas C, Hartung M, et al. The gemini NICI planet-finding campaign: Discovery of a multiple system orbiting the young A star HD1160 Astrophysical Journal. 750. DOI: 10.1088/0004-637X/750/1/53  0.831
2011 Wahhaj Z, Liu MC, Biller BA, Clarke F, Nielsen EL, Close LM, Hayward T, Mamajek EE, Cushing M, Dupuy T, Tecza M, Thatte N, Chun M, Ftaclas C, Hartung M, et al. The gemini nici planet-finding campaign: Discovery of a substellar L dwarf companion to the nearby young M dwarf CD-35 2722 Astrophysical Journal. 729. DOI: 10.1088/0004-637X/729/2/139  0.743
2010 Liu MC, Wahhaj Z, Biller BA, Nielsen EL, Chun M, Close LM, Ftaclas C, Hartung M, Hayward TL, Clarke F, Reid IN, Shkolnik EL, Tecza M, Thatte N, Alencar S, et al. The Gemini NICI Planet-Finding Campaign Proceedings of Spie. 7736. DOI: 10.1117/12.858358  0.788
2010 Biller BA, Liu MC, Wahhaj Z, Nielsen EL, Close LM, Dupuy TJ, Hayward TL, Burrows A, Chun M, Ftaclas C, Clarke F, Hartung M, Males J, Reid IN, Shkolnik EL, et al. The Gemini Nici Planet-Finding Campaign: Discovery of a close substellar companion to the young debris disk star PZ TEL Astrophysical Journal Letters. 720: L82-L87. DOI: 10.1088/2041-8205/720/1/L82  0.842
2010 Nielsen EL, Close LM. A uniform analysis of 118 stars with high-contrast imaging: Long-period extrasolar giant planets are rare around sun-like stars Astrophysical Journal. 717: 878-896. DOI: 10.1088/0004-637X/717/2/878  0.646
2010 Nielsen EL, Close LM, Biller BA, Masciadri E, Lenzen R. Constraints on extrasolar planet populations from VLT NACO/SDI and MMT SDI and direct adaptive optics imaging surveys: Giant planets are rare at large separations Eas Publications Series. 41: 107-110. DOI: 10.1051/Eas/1041008  0.741
2007 Thatte N, Abuter R, Tecza M, Nielsen EL, Clarke FJ, Close LM. Very high contrast integral field spectroscopy of AB Doradus C: 9-mag contrast at 0.2 arcsec without a coronagraph using spectral deconvolution Monthly Notices of the Royal Astronomical Society. 378: 1229-1236. DOI: 10.1111/J.1365-2966.2007.11717.X  0.609
2007 Biller BA, Close LM, Masciadri E, Nielsen E, Lenzen R, Brandner W, Mccarthy D, Hartung M, Kellner S, Mamajek E, Henning T, Miller D, Kenworthy M, Kulesa C. An imaging survey for extrasolar planets around 45 close, young stars with the simultaneous differential imager at the very large telescope and MMT Astrophysical Journal, Supplement Series. 173: 143-165. DOI: 10.1086/519925  0.827
2007 Close LM, Thatte N, Nielsen EL, Abuter R, Clarke F, Tecza M. New photometry and spectra OFAB Doradus C: An accurate mass determination of a young low-mass object with theoretical evolutionary tracks Astrophysical Journal. 665: 736-743. DOI: 10.1086/518207  0.631
2007 Janson M, Brandner W, Henning T, Lenzen R, Mcarthur B, Benedict GF, Reffert S, Nielsen E, Close L, Biller B, Kellner S, Günther E, Hatzes A, Masciadri E, Geissler K, et al. NACO-SDI direct imaging search for the exoplanet ε. ERI b1 Astronomical Journal. 133: 2442-2456. DOI: 10.1086/516632  0.773
2006 Biller BA, Close LM, Masciadri E, Lenzen R, Brandner W, McCarthy D, Henning T, Nielsen EL, Hartung M, Kellner S, Geissler K, Kasper M. Contrast limits with the Simultaneous Differential Extrasolar Planet Imager (SDI) at the VLT and MMT Proceedings of Spie - the International Society For Optical Engineering. 6272. DOI: 10.1117/12.671771  0.837
2006 Park R, Close LM, Siegler N, Nielsen EL, Stalcup T. A reflective Gaussian coronagraph for ExAO: Laboratory performance Proceedings of Spie - the International Society For Optical Engineering. 6272. DOI: 10.1117/12.670802  0.6
2006 Park R, Close LM, Siegler N, Nielsen EL, Stalcup T. A reflective Gaussian coronagraph for extreme adaptive optics: Laboratory performance Publications of the Astronomical Society of the Pacific. 118: 1591-1603. DOI: 10.1086/509663  0.599
2006 Janson M, Brandner W, Lenzen R, Close L, Nielsen E, Hartung M, Henning T, Bouy H. Improved age constraints for the AB Doradus quadruple system Astronomy & Astrophysics. 462: 615-620. DOI: 10.1051/0004-6361:20066208  0.615
2005 Close LM, Lenzen R, Guirado JC, Nielsen EL, Mamajek EE, Brandner W, Hartung M, Lidman C, Biller B. A dynamical calibration of the mass-luminosity relation at very low stellar masses and young ages. Nature. 433: 286-9. PMID 15662417 DOI: 10.1038/Nature03225  0.756
2005 Biller BA, Close LM, Lenzen R, Brandner W, McCarthy D, Nielsen E, Kellner S, Hartung M. Suppressing speckle noise for simultaneous differential extrasolar planet imaging (SDI) at the VLT and MMT Proceedings of the International Astronomical Union. 1: 571-575. DOI: 10.1117/12.552164  0.796
2005 Nielsen EL, Close LM, Biller BA. Simulating extrasolar planet populations for direct imaging surveys Proceedings of the International Astronomical Union. 1: 111-118. DOI: 10.1017/S1743921306009185  0.763
2005 Biller BA, Close LM, Masciadri E, Lenzen R, Brandner W, McCarthy D, Henning T, Nielsen E, Hartung M. A survey of close, young stars with SDI at the VLT and MMT Proceedings of the International Astronomical Union. 1: 53-60. DOI: 10.1017/S1743921306009070  0.79
2005 Close LM, Nielsen EL, Guirado JC, Biller BA, Lenzen R, Brandner W, Hartung M, Lidman C. On the age, spectral type, orbit, and comparison to evolutionary models of AB Dor C Proceedings of the International Astronomical Union. 1: 11-18. DOI: 10.1017/S174392130600901X  0.742
2005 Nielsen EL, Close LM, Guirado JC, Biller BA, Lenzen R, Brandner W, Hartung M, Lidman C. AB Doradus C: Age, spectral type, orbit, and comparison to evolutionary models Astronomische Nachrichten. 326: 1033-1039. DOI: 10.1002/Asna.200510442  0.748
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