Ohad Shemmer - Publications

Affiliations: 
1999-2005 School of Physics and Astronomy Tel Aviv University, Tel Aviv-Yafo, Tel Aviv District, Israel 

86 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
2020 Ni Q, Brandt WN, Yi W, Luo B, Timlin JD, Hall PB, Liu H, Plotkin RM, Shemmer O, Vito F, Wu J. An Extreme X-Ray Variability Event of a Weak-line Quasar The Astrophysical Journal. 889: L37. DOI: 10.3847/2041-8213/Ab6D78  0.51
2020 Nguyen NH, Lira P, Trakhtenbrot B, Netzer H, Cicone C, Maiolino R, Shemmer O. ALMA Observations of Quasar Host Galaxies at z ≃ 4.8 The Astrophysical Journal. 895: 74. DOI: 10.3847/1538-4357/Ab8Bd3  0.787
2020 Dix C, Shemmer O, Brotherton MS, Green RF, Mason M, Myers AD. Prescriptions for Correcting Ultraviolet-based Redshifts for Luminous Quasars at High Redshift The Astrophysical Journal. 893: 14. DOI: 10.3847/1538-4357/Ab77B6  0.609
2019 Liu H, Luo B, Brandt WN, Brotherton MS, Du P, Gallagher SC, Hu C, Shemmer O, Wang J. SDSS J075101.42+291419.1: A Super-Eddington Accreting Quasar with Extreme X-Ray Variability The Astrophysical Journal. 878: 79. DOI: 10.3847/1538-4357/Ab1D5B  0.541
2019 Vito F, Brandt WN, Bauer FE, Calura F, Gilli R, Luo B, Shemmer O, Vignali C, Zamorani G, Brusa M, Civano F, Comastri A, Nanni R. The X-ray properties of z > 6 quasars: no evident evolution of accretion physics in the first Gyr of the Universe Astronomy and Astrophysics. 630. DOI: 10.1051/0004-6361/201936217  0.525
2019 Vito F, Brandt WN, Bauer FE, Gilli R, Luo B, Zamorani G, Calura F, Comastri A, Mazzucchelli C, Mignoli M, Nanni R, Shemmer O, Vignali C, Brusa M, Cappelluti N, et al. Discovery of the first heavily obscured QSO candidate at z > 6 in a close galaxy pair Astronomy and Astrophysics. 628. DOI: 10.1051/0004-6361/201935924  0.622
2018 Ding N, Luo B, Brandt WN, Paolillo M, Yang G, Lehmer BD, Shemmer O, Schneider DP, Tozzi P, Xue YQ, Zheng XC, Gu QS, Koekemoer AM, Vignali C, Vito F, et al. Variability-selected Low-luminosity Active Galactic Nuclei Candidates in the 7 Ms Chandra Deep Field-South The Astrophysical Journal. 868: 88. DOI: 10.3847/1538-4357/Aaea60  0.496
2018 Marlar A, Shemmer O, Anderson SF, Brandt WN, Diamond-Stanic AM, Fan X, Luo B, Plotkin RM, Richards GT, Schneider DP, Wu J. Steep Hard-X-Ray Spectra Indicate Extremely High Accretion Rates in Weak Emission-line Quasars The Astrophysical Journal. 865: 92. DOI: 10.3847/1538-4357/Aad812  0.557
2018 Ni Q, Brandt WN, Luo B, Hall PB, Shen Y, Anderson SF, Plotkin RM, Richards GT, Schneider DP, Shemmer O, Wu J. Connecting the X-ray properties of weak-line and typical quasars: testing for a geometrically thick accretion disk Monthly Notices of the Royal Astronomical Society. 480: 5184-5202. DOI: 10.1093/Mnras/Sty1989  0.498
2018 Vito F, Brandt WN, Luo B, Shemmer O, Vignali C, Gilli R. No evidence for an Eddington-ratio dependence of X-ray weakness in BALQSOs Monthly Notices of the Royal Astronomical Society. 479: 5335-5342. DOI: 10.1093/Mnras/Sty1765  0.484
2018 Chen CTJ, Brandt WN, Luo B, Ranalli P, Yang G, Alexander DM, Bauer FE, Kelson DD, Lacy M, Nyland K, Tozzi P, Vito F, Cirasuolo M, Gilli R, Jarvis MJ, ... ... Shemmer O, et al. The XMM-SERVS survey: new XMM-Newton point-source catalogue for the XMM-LSS field Monthly Notices of the Royal Astronomical Society. 478: 2132-2163. DOI: 10.1093/Mnras/Sty1036  0.478
2018 Vito F, Brandt WN, Yang G, Gilli R, Luo B, Vignali C, Xue YQ, Comastri A, Koekemoer AM, Lehmer BD, Liu T, Paolillo M, Ranalli P, Schneider DP, Shemmer O, et al. High-redshift AGN in the Chandra Deep Fields : The obscured fraction and space density of the sub-L * population Monthly Notices of the Royal Astronomical Society. 473: 2378-2406. DOI: 10.1093/Mnras/Stx2486  0.562
2017 Liu T, Tozzi P, Wang J, Brandt WN, Vignali C, Xue Y, Schneider DP, Comastri A, Yang G, Bauer FE, Paolillo M, Luo B, Gilli R, Wang QD, Giavalisco M, ... ... Shemmer O, et al. X-Ray Spectral Analyses of AGNs from the 7Ms Chandra Deep Field-South Survey: The Distribution, Variability, and Evolutions of AGN Obscuration Astrophysical Journal Supplement Series. 232: 8-37. DOI: 10.3847/1538-4365/Aa7847  0.447
2017 Shemmer O, Brandt WN, Paolillo M, Kaspi S, Vignali C, Lira P, Schneider DP. Exploratory X-Ray Monitoring of Luminous Radio-quiet Quasars at High Redshift: No Evidence for Evolution in X-Ray Variability The Astrophysical Journal. 848: 46. DOI: 10.3847/1538-4357/Aa8B78  0.616
2017 Yang G, Chen CJ, Vito F, Brandt WN, Alexander DM, Luo B, Sun MY, Xue YQ, Bauer FE, Koekemoer AM, Lehmer BD, Liu T, Schneider DP, Shemmer O, Trump JR, et al. Black Hole Growth Is Mainly Linked to Host-galaxy Stellar Mass Rather Than Star Formation Rate The Astrophysical Journal. 842: 72. DOI: 10.3847/1538-4357/Aa7564  0.604
2017 Trakhtenbrot B, Lira P, Netzer H, Cicone C, Maiolino R, Shemmer O. ALMA Observations Show Major Mergers Among the Host Galaxies of Fast-growing, High-redshift Supermassive Black Holes The Astrophysical Journal. 836: 8. DOI: 10.3847/1538-4357/836/1/8  0.719
2017 Trakhtenbrot B, Lira P, Netzer H, Cicone C, Maiolino R, Shemmer O. Fast-Growing SMBHs in Fast-Growing Galaxies, at high redshifts: the role of Major Mergers as revealed by ALMA Frontiers in Astronomy and Space Sciences. 4. DOI: 10.3389/Fspas.2017.00049  0.785
2017 Kaspi S, Brandt WN, Maoz D, Netzer H, Schneider DP, Shemmer O. Reverberation Mapping of High-Luminosity Quasars Frontiers in Astronomy and Space Sciences. 4: 31. DOI: 10.3389/Fspas.2017.00031  0.81
2017 Bauer FE, Treister E, Schawinski K, Schulze S, Luo B, Alexander DM, Brandt WN, Comastri A, Forster F, Gilli R, Kann DA, Maeda K, Nomoto K, Paolillo M, Ranalli P, ... ... Shemmer O, et al. A new, faint population of X-ray transients Monthly Notices of the Royal Astronomical Society. 467: 4841-4857. DOI: 10.1093/Mnras/Stx417  0.498
2017 Paolillo M, Papadakis I, Brandt WN, Luo B, Xue Y, Tozzi P, Shemmer O, Allevato V, Bauer FE, Comastri A, Gilli R, Koekemoer A, Liu T, Vignali C, Vito F, et al. Tracing the accretion history of supermassive black holes through X-ray variability: results from the Chandra Deep Field-South Monthly Notices of the Royal Astronomical Society. 471: 4398-4411. DOI: 10.1093/Mnras/Stx1761  0.466
2017 Carniani S, Marconi A, Maiolino R, Feruglio C, Brusa M, Cresci G, Cano-Díaz M, Cicone C, Balmaverde B, Fiore F, Ferrara A, Gallerani S, Franca FL, Mainieri V, Mannucci F, ... ... Shemmer O, et al. AGN feedback on molecular gas reservoirs in quasars at z ~ 2.4 Astronomy and Astrophysics. 605. DOI: 10.1051/0004-6361/201730672  0.709
2016 Luo B, Brandt WN, Xue Y, Lehmer B, Alexander DM, Bauer FE, Vito F, Yang G, Basu-Zych A, Comastri A, Gilli R, Gu QS, Hornschemeier AE, Koekemoer A, Liu T, ... ... Shemmer O, et al. The Chandra Deep Field-South Survey: 7 Ms Source Catalogs Astrophysical Journal Supplement Series. 228: 2-31. DOI: 10.3847/1538-4365/228/1/2  0.496
2016 Yang G, Brandt WN, Luo B, Xue YQ, Bauer FE, Sun MY, Kim S, Schulze S, Zheng XC, Paolillo M, Shemmer O, Liu T, Schneider DP, Vignali C, Vito F, et al. LONG-TERM X-RAY VARIABILITY OF TYPICAL ACTIVE GALACTIC NUCLEI IN THE DISTANT UNIVERSE The Astrophysical Journal. 831: 145. DOI: 10.3847/0004-637X/831/2/145  0.421
2016 Lehmer B, Basu-Zych A, Mineo S, Brandt WN, Eufrasio RT, Fragos T, Hornschemeier AE, Luo B, Xue Y, Bauer FE, Gilfanov M, Ranalli P, Schneider DP, Shemmer O, Tozzi P, et al. The Evolution of Normal Galaxy X-Ray Emission Through Cosmic History: Constraints from the 6 MS Chandra Deep Field-South The Astrophysical Journal. 825: 7. DOI: 10.3847/0004-637X/825/1/7  0.574
2016 Netzer H, Lani C, Nordon R, Trakhtenbrot B, Lira P, Shemmer O. Star Formation Black Hole Growth and Dusty Tori in the Most Luminous AGNs at z=2-3.5 The Astrophysical Journal. 819: 123. DOI: 10.3847/0004-637X/819/2/123  0.819
2016 Vito F, Gilli R, Vignali C, Brandt W, Comastri A, Yang G, Lehmer BD, Luo B, Basu-Zych A, Bauer FE, Cappelluti N, Koekemoer A, Mainieri V, Paolillo M, Ranalli P, ... Shemmer O, et al. The deepest X-ray view of high-redshift galaxies: constraints on low-rate black hole accretion Monthly Notices of the Royal Astronomical Society. 463: 348-374. DOI: 10.1093/Mnras/Stw1998  0.553
2016 Carniani S, Marconi A, Maiolino R, Balmaverde B, Brusa M, Cano-Díaz M, Cicone C, Comastri A, Cresci G, Fiore F, Feruglio C, Franca FL, Mainieri V, Mannucci F, Nagao T, ... ... Shemmer O, et al. Fast outflows and star formation quenching in quasar host galaxies Astronomy and Astrophysics. 591. DOI: 10.1051/0004-6361/201528037  0.642
2015 Shemmer O, Lieber S. Weak Emission-Line Quasars In The Context Of A Modified Baldwin Effect The Astrophysical Journal. 805: 124. DOI: 10.1088/0004-637X/805/2/124  0.524
2015 Plotkin RM, Shemmer O, Trakhtenbrot B, Anderson SF, Brandt WN, Fan X, Gallo E, Lira P, Luo B, Richards GT, Schneider DP, Strauss MA, Wu J. Detection of rest-frame optical lines from x-shooter spectroscopy of weak emission-line quasars Astrophysical Journal. 805. DOI: 10.1088/0004-637X/805/2/123  0.72
2015 Luo B, Brandt WN, Hall PB, Wu J, Anderson SF, Garmire GP, Gibson RR, Plotkin RM, Richards GT, Schneider DP, Shemmer O, Shen Y. X-ray insights into the nature of PHL 1811 analogs and weak emission-line quasars: Unification with a geometrically thick accretion disk? Astrophysical Journal. 805. DOI: 10.1088/0004-637X/805/2/122  0.526
2015 Carniani S, Marconi A, Maiolino R, Balmaverde B, Brusa M, Cano-Díaz M, Cicone C, Comastri A, Cresci G, Fiore F, Feruglio C, La Franca F, Mainieri V, Mannucci F, Nagao T, ... ... Shemmer O, et al. Ionised outflows in z ∼ 2.4 quasar host galaxies Astronomy and Astrophysics. 580. DOI: 10.1051/0004-6361/201526557  0.707
2014 Young JE, Eracleous M, Shemmer O, Netzer H, Gronwall C, Lutz D, Ciardullo R, Sturm E. Locating star-forming regions in quasar host galaxies Monthly Notices of the Royal Astronomical Society. 438: 217-239. DOI: 10.1093/Mnras/Stt2145  0.716
2014 Netzer H, Mor R, Trakhtenbrot B, Shemmer O, Lira P. Star Formation and Black Hole Growth at z ~= 4.8 The Astrophysical Journal. 791: 34. DOI: 10.1088/0004-637X/791/1/34  0.776
2014 Chelouche D, Shemmer O, Cotlier GI, Barth AJ, Rafter SE. On the performance of quasar reverberation mapping in the era of time-domain photometric surveys Astrophysical Journal. 785. DOI: 10.1088/0004-637X/785/2/140  0.736
2014 Shemmer O, Brandt WN, Paolillo M, Kaspi S, Vignali C, Stein MS, Lira P, Schneider DP, Gibson RR. Exploratory X-Ray monitoring of luminous radio-quiet quasars at high redshift: Initial results Astrophysical Journal. 783. DOI: 10.1088/0004-637X/783/2/116  0.655
2013 Brightman M, Silverman JD, Mainieri V, Ueda Y, Schramm M, Matsuoka K, Nagao T, Steinhardt C, Kartaltepe J, Sanders DB, Treister E, Shemmer O, Brandt WN, Brusa M, Comastri A, et al. A statistical relation between the X-ray spectral index and Eddington ratio of active galactic nuclei in deep surveys Monthly Notices of the Royal Astronomical Society. 433: 2485-2496. DOI: 10.1093/Mnras/Stt920  0.536
2012 Mor R, Netzer H, Trakhtenbrot B, Shemmer O, Lira P. Extreme Star Formation in the Host Galaxies of the Fastest Growing Supermassive Black Holes at z = 4.8 The Astrophysical Journal. 749: 1-6. DOI: 10.1088/2041-8205/749/2/L25  0.802
2012 Plotkin RM, Anderson SF, Brandt WN, Markoff S, Shemmer O, Wu J. The lack of torus emission from BL lacertae objects: An infrared view of unification with wise Astrophysical Journal Letters. 745. DOI: 10.1088/2041-8205/745/2/L27  0.495
2012 Lehmer BD, Xue YQ, Brandt WN, Alexander DM, Bauer FE, Brusa M, Comastri A, Gilli R, Hornschemeier AE, Luo B, Paolillo M, Ptak A, Shemmer O, Schneider DP, Tozzi P, et al. The 4Ms Chandra Deep Field-South number counts apportioned by source class: Pervasive active galactic nuclei and the ascent of normal galaxies Astrophysical Journal. 752. DOI: 10.1088/0004-637X/752/1/46  0.588
2012 Young M, Brandt WN, Xue YQ, Paolillo M, Alexander DM, Bauer FE, Lehmer BD, Luo B, Shemmer O, Schneider DP, Vignali C. Variability-selected low-luminosity active galactic nuclei in the 4Ms Chandra Deep Field-South Astrophysical Journal. 748. DOI: 10.1088/0004-637X/748/2/124  0.59
2012 Wu J, Brandt WN, Anderson SF, Diamond-Stanic AM, Hall PB, Plotkin RM, Schneider DP, Shemmer O. X-ray and multiwavelength insights into the nature of weak emission-line quasars at low redshift Astrophysical Journal. 747. DOI: 10.1088/0004-637X/747/1/10  0.55
2012 Cano-Díaz M, Maiolino R, Marconi A, Netzer H, Shemmer O, Cresci G. Observational evidence of quasar feedback quenching star formation at high redshift Astronomy and Astrophysics. 537. DOI: 10.1051/0004-6361/201118358  0.744
2011 Xue YQ, Luo B, Brandt WN, Bauer FE, Lehmer BD, Broos PS, Schneider DP, Alexander DM, Brusa M, Comastri A, Fabian AC, Gilli R, Hasinger G, Hornschemeier AE, Koekemoer A, ... ... Shemmer O, et al. The Chandra Deep Field-South survey: 4 Ms source catalogs Astrophysical Journal, Supplement Series. 195. DOI: 10.1088/0067-0049/195/1/10  0.503
2011 Lane RA, Shemmer O, Diamond-Stanic AM, Fan X, Anderson SF, Brandt WN, Plotkin RM, Richards GT, Schneider DP, Strauss MA. The ultraviolet-to-mid-infrared spectral energy distribution of weak emission line quasars Astrophysical Journal. 743. DOI: 10.1088/0004-637X/743/2/163  0.551
2011 Saez C, Brandt WN, Shemmer O, Chomiuk L, Lopez LA, Marshall HL, Miller BP, Vignali C. The X-ray properties of typical high-redshift radio-loud quasars Astrophysical Journal. 738. DOI: 10.1088/0004-637X/738/1/53  0.503
2011 Alexander DM, Bauer FE, Brandt WN, Daddi E, Hickox RC, Lehmer BD, Luo B, Xue YQ, Young M, Comastri A, Del Moro A, Fabian AC, Gilli R, Goulding AD, Mainieri V, ... ... Shemmer O, et al. X-ray spectral constraints for z ≈ 2 massive galaxies: The identification of reflection-dominated active galactic nuclei Astrophysical Journal. 738. DOI: 10.1088/0004-637X/738/1/44  0.537
2011 Wu J, Brandt WN, Hall PB, Gibson RR, Richards GT, Schneider DP, Shemmer O, Just DW, Schmidt SJ. A population of X-ray weak quasars: PHL 1811 analogs at high redshift Astrophysical Journal. 736. DOI: 10.1088/0004-637X/736/1/28  0.534
2011 Trakhtenbrot B, Netzer H, Lira P, Shemmer O. BLACK HOLE MASS AND GROWTH RATE AT z ≃ 4.8: A SHORT EPISODE OF FAST GROWTH FOLLOWED BY SHORT DUTY CYCLE ACTIVITY* The Astrophysical Journal. 730: 7. DOI: 10.1088/0004-637X/730/1/7  0.753
2010 Shemmer O, Trakhtenbrot B, Anderson SF, Brandt WN, Diamond-Stanic AM, Fan X, Lira P, Netzer H, Plotkin RM, Richards GT, Schneider DP, Strauss MA. Weak line quasars at high redshift: Extremely high accretion rates or anemic broad-line regions? Astrophysical Journal Letters. 722: L152-L156. DOI: 10.1088/2041-8205/722/2/L152  0.76
2010 Wu J, Brandt WN, Comins ML, Gibson RR, Shemmer O, Garmire GP, Schneider DP. The X-ray properties of the optically brightest mini-BAL quasars from the Sloan Digital Sky Survey Astrophysical Journal. 724: 762-778. DOI: 10.1088/0004-637X/724/1/762  0.53
2010 Plotkin RM, Anderson SF, Brandt WN, Diamond-Stanic AM, Fan X, MacLeod CL, Schneider DP, Shemmer O. Multiwavelength observations of radio-quiet quasars with weak emission lines Astrophysical Journal. 721: 562-575. DOI: 10.1088/0004-637X/721/1/562  0.629
2010 Plotkin RM, Anderson SF, Brandt WN, Diamond-Stanic AM, Fan X, Hall PB, Kimball AE, Richmond MW, Schneider DP, Shemmer O, Voges W, York DG, Bahcall NA, Snedden S, Bizyaev D, et al. OPTICALLY SELECTED BL LACERTAE CANDIDATES FROM THE SLOAN DIGITAL SKY SURVEY DATA RELEASE SEVEN The Astronomical Journal. 139: 390-414. DOI: 10.1088/0004-6256/139/2/390  0.586
2009 Miller BP, Brandt WN, Gibson RR, Garmire GP, Shemmer O. A chandra survey of the X-RAY properties of broad absorption line radio-loud quasars Astrophysical Journal. 702: 911-928. DOI: 10.1088/0004-637X/702/2/911  0.53
2009 Diamond-Stanic AM, Fan X, Brandt WN, Shemmer O, Strauss MA, Anderson SF, Carilli CL, Gibson RR, Jiang L, Kim JS, Richards GT, Schmidt GD, Schneider DP, Shen Y, Smith PS, et al. High-redshift sdss quasars with weak emission lines Astrophysical Journal. 699: 782-799. DOI: 10.1088/0004-637X/699/1/782  0.538
2009 Shemmer O, Brandt WN, Anderson SF, Diamond-Stanic AM, Fan X, Richards GT, Schneider DP, Strauss MA. X-ray insights into the nature of weak emission-line quasars at high redshift Astrophysical Journal. 696: 580-590. DOI: 10.1088/0004-637X/696/1/580  0.552
2008 Pastorello A, Mattila S, Zampieri L, Della Valle M, Smartt SJ, Valenti S, Agnoletto I, Benetti S, Benn CR, Branch D, Cappellaro E, Dennefeld M, Eldridge JJ, Gal-Yam A, Harutyunyan A, ... ... Shemmer O, et al. Massive stars exploding in a He-rich circumstellar medium - I. Type Ibn (SN 2006jc-like) events Monthly Notices of the Royal Astronomical Society. 389: 113-130. DOI: 10.1111/J.1365-2966.2008.13602.X  0.475
2008 Luo B, Bauer FE, Brandt WN, Alexander DM, Lehmer BD, Schneider DP, Brusa M, Comastri A, Fabian AC, Finoguenov A, Gilli R, Hasinger G, Hornschemeier AE, Koekemoer A, Mainieri V, ... ... Shemmer O, et al. The Chandra deep field-south survey: 2 Ms source catalogs Astrophysical Journal, Supplement Series. 179: 19-36. DOI: 10.1086/591248  0.445
2008 Lutz D, Sturm E, Tacconi LJ, Valiante E, Schweitzer M, Netzer H, Maiolino R, Andreani P, Shemmer O, Veilleux S. Star formation in the hosts of high-z QSOs: Evidence from spitzer PAH detections Astrophysical Journal. 684: 853-861. DOI: 10.1086/590367  0.761
2008 Shemmer O, Brandt WN, Netzer H, Maiolino R, Kaspi S. The hard X-ray spectrum as a probe for black hole growth in radio-quiet active galactic nuclei Astrophysical Journal. 682: 81-93. DOI: 10.1086/588776  0.771
2007 Netzer H, Lira P, Trakhtenbrot B, Shemmer O, Cury I. Black Hole Mass and Growth Rate at High Redshift The Astrophysical Journal. 671: 1256-1263. DOI: 10.1086/523035  0.794
2007 Just DW, Brandt WN, Shemmer O, Steffen AT, Schneider DP, Chartas G, Garmire GP. The X-ray properties of the most luminous quasars from the sloan digital sky survey Astrophysical Journal. 665: 1004-1022. DOI: 10.1086/519990  0.541
2007 Lutz D, Sturm E, Tacconi LJ, Valiante E, Schweitzer M, Netzer H, Maiolino R, Andreani P, Shemmer O, Veilleux S. PAH emission and star formation in the host of the z ∼ 2.56 cloverleaf QSO Astrophysical Journal. 661: L25-L28. DOI: 10.1086/518537  0.731
2007 Ofek EO, Cenko SB, Gal-Yam A, Fox DB, Nakar E, Rau A, Frail DA, Kulkarni SR, Price PA, Schmidt BP, Soderberg AM, Peterson B, Berger E, Sharon K, Shemmer O, et al. GRB 060505: A possible short-duration gamma-ray burst in a star-forming region at a redshift of 0.09 Astrophysical Journal. 662: 1129-1135. DOI: 10.1086/518082  0.589
2007 Kaspi S, Brandt WN, Maoz D, Netzer H, Schneider DP, Shemmer O. Reverberation mapping of high-luminosity quasars: First results Astrophysical Journal. 659: 997-1007. DOI: 10.1086/512094  0.829
2007 Maiolino R, Shemmer O, Imanishi M, Netzer H, Oliva E, Lutz D, Sturm E. Dust covering factor, silicate emission, and star formation in luminous QSOs Astronomy and Astrophysics. 468: 979-992. DOI: 10.1051/0004-6361:20077252  0.707
2006 Shemmer O, Brandt WN, Netzer H, Maiolino R, Kaspi S. The hard X-ray spectral slope as an accretion rate indicator in radio-quiet active galactic nuclei Astrophysical Journal. 646. DOI: 10.1086/506911  0.791
2006 Shemmer O, Brandt WN, Schneider DP, Fan X, Strauss MA, Diamond-Stanic AM, Richards GT, Anderson SF, Gunn JE, Brinkmanns J. Chandra observations of the highest redshift quasars from the sloan digital sky survey Astrophysical Journal. 644: 86-99. DOI: 10.1086/503543  0.569
2005 Shemmer O, Brandt WN, Gallagher SC, Vignali C, Boller T, Chartas G, Comastri A. XMM-Newton spectroscopy of the highly polarized and luminous broad absorption line quasar CSO 755 Astronomical Journal. 130: 2522-2528. DOI: 10.1086/497830  0.469
2005 Shemmer O, Brandt WN, Vignali C, Schneider DP, Fan X, Richards GT, Strauss MA. The X-ray spectral properties and variability of luminous high-redshift active galactic nuclei Astrophysical Journal. 630: 729-739. DOI: 10.1086/432050  0.574
2005 Shugarov SY, Goranskij VP, Katysheva NA, Kusakin AV, Metlova NV, Volkov IM, Chochol D, Pribulla T, Karitskaja EA, Retter A, Shemmer O, Lipkin Y. Photometric Evolution of the Orbital Light Curves of the Slow Nova V723 Cas Astrophysics and Space Science. 296: 431-434. DOI: 10.1007/1-4020-3875-5_62  0.3
2004 Netzer H, Shemmer O, Maiolino R, Oliva E, Croom S, Corbett E, Fabrizio Ld. Near-Infrared Spectroscopy of High-Redshift Active Galactic Nuclei. II. Disappearing Narrow-Line Regions and the Role of Accretion The Astrophysical Journal. 614: 558-567. DOI: 10.1086/423608  0.682
2004 Shemmer O, Netzer H, Maiolino R, Oliva E, Croom S, Corbett E, Fabrizio LD. Near-Infrared Spectroscopy of High-Redshift Active Galactic Nuclei. I. A Metallicity-Accretion Rate Relationship The Astrophysical Journal. 614: 547-557. DOI: 10.1086/423607  0.683
2004 Romano P, Mathur S, Turner TJ, Kraemer SB, Crenshaw DM, Peterson BM, Pogge RW, Brandt WN, George IM, Horne K, Kriss GA, Netzer H, Shemmer O, Wamsteker W. The spectral energy distribution and emission-line properties of the narrow-line Seyfert 1 galaxy Arakelian 564 Astrophysical Journal. 602: 635-647. DOI: 10.1086/381235  0.684
2003 Shemmer O, Uttley P, Netzer H, McHardy IM. Complex optical–X-ray correlations in the narrow-line Seyfert 1 galaxy NGC 4051 Monthly Notices of the Royal Astronomical Society. 343: 1341-1347. DOI: 10.1046/J.1365-8711.2003.06775.X  0.726
2002 Shemmer O, Netzer H. Erratum: “Is There a Metallicity-Luminosity Relationship in Active Galactic Nuclei? The Case of Narrow-Line Seyfert 1 Galaxies” (ApJ, 567, L19 [2002]) The Astrophysical Journal. 569. DOI: 10.1086/340459  0.605
2002 Shemmer O, Netzer H. Is There A Metallicity-Luminosity Relationship In Active Galactic Nuclei? The Case Of Narrow-Line Seyfert 1 Galaxies The Astrophysical Journal. 567. DOI: 10.1086/339797  0.68
2002 Crenshaw DM, Kraemer SB, Turner TJ, Collier S, Peterson BM, Brandt WN, Clavel J, George IM, Horne K, Kriss GA, Mathur S, Netzer H, Pogge RW, Pounds KA, Romano P, ... Shemmer O, et al. Reddening, emission-line, and intrinsic absorption properties in the narrow-line Seyfert 1 galaxy Arakelian 564 Astrophysical Journal. 566: 187-194. DOI: 10.1086/338058  0.713
2002 Gal-Yam A, Ofek EO, Shemmer O. Supernova 2002ap: The first month Monthly Notices of the Royal Astronomical Society. 332. DOI: 10.1046/J.1365-8711.2002.05535.X  0.417
2001 Shemmer O, Romano P, Bertram R, Brinkmann W, Collier S, Crowley KA, Detsis E, Filippenko AV, Gaskell CM, George TA, Gliozzi M, Hiller ME, Jewell TL, Kaspi S, Klimek ES, et al. Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. III. Optical observations and the optical-UV-X-ray connection Astrophysical Journal. 561: 162-170. DOI: 10.1086/323236  0.738
2001 Collier S, Crenshaw DM, Peterson BM, Brandt WN, Clavel J, Edelson R, George IM, Horne K, Kriss GA, Mathur S, Netzer H, O'Brien PT, Pogge RW, Pounds KA, Romano P, ... Shemmer O, et al. Multiwavelength monitoring of the narrow-line Seyfert 1 galaxy Arakelian 564. II. Ultraviolet continuum and emission-line variability Astrophysical Journal. 561: 146-161. DOI: 10.1086/323234  0.734
2001 Lipkin Y, Leibowitz EM, Retter A, Shemmer O. Nova Sagittarii 1998 (V4633 Sgr): a permanent superhump system or an asynchronous polar? Monthly Notices of the Royal Astronomical Society. 328: 1169-1180. DOI: 10.1046/J.1365-8711.2001.04962.X  0.356
2001 Daniels J, Brosch N, Almoznino E, Shemmer O, Bowyer S, Lampton M. FAUST observations of ultraviolet sources in the directions of NGC 4038–39 and 6752 Monthly Notices of the Royal Astronomical Society. 324: 580-598. DOI: 10.1046/J.1365-8711.2001.04319.X  0.382
2000 Alcock C, Allsman RA, Alves D, Axelrod TS, Baines D, Becker AC, Bennett DP, Bourke A, Brakel A, Cook KH, Crook B, Crouch A, Dan J, Drake AJ, Fragile PC, ... ... Shemmer O, et al. Binary microlensing events from the MACHO project The Astrophysical Journal. 541: 270-297. DOI: 10.1086/309393  0.625
2000 Shemmer O, Leibowitz EM, Szkody P. Periodic microvariation of B416, a new luminous blue variable in M33 Monthly Notices of the Royal Astronomical Society. 311: 698-706. DOI: 10.1046/J.1365-8711.2000.03089.X  0.453
2000 Brosch N, Shemmer O. Airglow And Meteor Rates Over Israel During The 1999 Leonid Shower Earth Moon and Planets. 82: 535-543. DOI: 10.1007/978-94-017-2071-7_38  0.395
1999 Bennett DP, Rhie SH, Becker AC, Butler N, Dann J, Kaspi S, Leibowitz EM, Lipkin Y, Maoz D, Mendelson H, Peterson BA, Quinn J, Shemmer O, Thomson S, Turner SE. Discovery of a planet orbiting a binary star system from gravitational microlensing Nature. 402: 57-59. DOI: 10.1038/46990  0.78
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