Publications
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004
2022
Clarke, J. P., Gerhard, O., 2022, MNRAS, 512, 2171
The pattern speed of the Milky Way bar/bulge from VIRAC and Gaia . 2022MNRAS.512.2171C
Sormani, M. C., Sanders, J. L., Fritz, T. K., Smith, L. C., Gerhard, O., et al., 2022, MNRAS, 512, 1857,
Self-consistent modelling of the Milky Way's nuclear stellar disc . 2022MNRAS.512.1857S
Sormani, M. C., Gerhard, O., Portail, M., Vasiliev, E., Clarke, J. P., arXiv:2204.13114,
The stellar mass distribution of the Milky Way's bar: an analytic model . 2022arXiv220413114
Bhattacharya, S., Arnaboldi, M., Caldwell, N., Gerhard, O., Kobayashi, C., Hartke, J., Freeman, K. C., McConnachie, A. W., Guhathakurta, P., arXiv:2203.06428,
Radial oxygen and argon abundance gradients of the thin and thicker disc of Andromeda from planetary nebulae . 2022arXiv220306428
Wylie, S. M., Clarke, J. P., Gerhard, O., 2022, A&A, 659, A80,
The Milky Way's middle-aged inner ring . 2022A&A...659A..80W
Hartke, J., Arnaboldi, M., Gerhard, O., Coccato, L., Merrifield, M., Kuijken, K., Pulsoni, C., Agnello, A., Bhattacharya, S., Spiniello, C., Cortesi, A., Freeman, K. C., Napolitano, N. R., Romanowsky, A. J., arXiv:2201.08710,
The halo of M105 and its group environment as traced by planetary nebula populations: II. Using kinematics of single stars to unveil the presence of intragroup light around the Leo I galaxies NGC 3384 and M105 . 2022arXiv220108710
Li, Z., Shen, J., Gerhard, O., Clarke, J. P., 2022, ApJ, 925, 71,
Gas Dynamics in the Galaxy: Total Mass Distribution and the Bar Pattern Speed . 2022ApJ...925...71L
2021
Tahmasebzadeh, B., Zhu, L., Shen, J., Gerhard, O., Qin, Y., 2021, MNRAS, 508, 6209,
Deprojection of external barred galaxies from photometry . 2021MNRAS.508.6209T
Khoperskov, S., Gerhard, O., arXiv:2111.15211,
Chemo-kinematics of the Milky Way spiral arms and bar resonances: connection to ridges and moving groups in the Solar vicinity . 2021arXiv211115211
Wylie, S. M., Gerhard, O., Ness, M. K., Clarke, J. P., Freeman, K. C., Bland-Hawthorn, J., 2021, A&A, 653,A143,
A2A: 21 000 bulge stars from the ARGOS survey with stellar parameters on the APOGEE scale . 2021A&A...653A.143W
Gajda, G., Gerhard, O., Blaña, M., Zhu, L., Shen, J., Saglia, R. P., Bender, R., 2021, A&A, 647,A131,
Unravelling stellar populations in the Andromeda Galaxy. 2021A&A...647A.131G
Bhattacharya, S., Arnaboldi, M., Gerhard, O., McConnachie, A., Caldwell, N., Hartke, J., Freeman, K. C., 2021, A&A, 647,A130,
The survey of planetary nebulae in Andromeda (M 31). III. Constraints from deep planetary nebula luminosity functions on the origin of the inner halo substructures in M 31. 2021A&A...647A.130B
Pulsoni, C., Gerhard, O., Arnaboldi, M., Pillepich, A., Rodriguez-Gomez, V., Nelson, D., Hernquist, L., Springel, V., 2021, A&A, 647,A95,
The stellar halos of ETGs in the IllustrisTNG simulations. II. Accretion, merger history, and dark halo connection. 2021A&A...647A..95P
2020
Laporte, C. F. P., Famaey, B., Monari, G., Hill, V., Wegg, C., Gerhard, O., 2020, A&A, 643, L3
Bar resonances and low angular momentum moving groups in the Galaxy revealed by their stellar ages . 2020A&A...643L..3L
Hartke, J., Arnaboldi, M., Gerhard, O., Coccato, L., Pulsoni, C., Freeman, K. C., Merrifield, M., Cortesi, A., Kuijken, K., 2020, A&A, 642, A46,
The halo of M105 and its group environment as traced by planetary nebula populations. I. Wide-field photometric survey of planetary nebula in the Leo I group . 2020A&A...642A..46H
Pulsoni, C., Gerhard, O., Arnaboldi, M., Pillepich, A., Nelson, D., Hernquist, L., Springel, V., 2020, A&A, 641, A60
The Stellar Halos of ETGs in the IllustrisTNG Simulations; The photometric and kinematic diversity of galaxies at large radii . 2020A&A...641A..60P
Sellwood, J. A., Gerhard, 0., 2020, MNRAS, 495, 3175
Three Mechanisms For Bar Thickening . 2020MNRAS.495.3175S
Khoperskov, S., Gerhard, O., Di Matteo, P., Haywood, M., Katz, D., Khrapov, S., et al., 2020, A&A, 634, L8.
Hic sunt dracones: Cartography of the Milky Way spiral arms and bar resonances with Gaia Data Release 2 . 2020A&A...634L...8K
2019
Clarke, J. P., Wegg, C., Gerhard, O., Smith, L. C., Lucas, P. W., Wylie, S. M., 2019, MNRAS, 489, 3519
The Milky Way bar/bulge in proper motions: a 3D view from VIRAC & Gaia. 2019MNRAS.489.3519C
Wegg, C., Gerhard, O., Bieth, M., 2019, MNRAS, 485, 3296,
The gravitational force field of the Galaxy measured from the kinematics of RR Lyrae in Gaia. 2019MNRAS.485.3296W
Bhattacharya, S., Arnaboldi, M., Caldwell, N., Gerhard, O., Blaña Díaz, M., McConnachie, A., et al., 2019, A&A, 631, A56
The survey of planetary nebulae in Andromeda (M 31). II. Age-velocity dispersion relation in the disc from planetary nebulae. 2019A&A...631A..56B
Bhattacharya, S., Arnaboldi, M., Hartke, J., Gerhard, O., Comte, V., McConnachie, A., et al., 2019, A&A, 624, A132
The survey of planetary nebulae in Andromeda (M 31). I. Imaging the disc and halo with MegaCam at the CFHT. 2019A&A...624...A132
Khoperskov, S., Di Matteo, P., Gerhard, O., Katz, D., Haywood, M., Combes, F., et al., 2019, A&A, 622, L6,
The echo of the bar buckling: Phase-space spirals in Gaia Data Release 2. 2019A&A...622L...6K
Monari, G., Famaey, B., Siebert, A., Bienayme, O., Ibata, R., Wegg, C., Gerhard, O., 2019, A&A, 632, A107
Tracing Hercules in Galactic azimuth with Gaia DR2. 2019A&A...632A.107M
Monari, G., Famaey, B., Siebert, A., Wegg, C., Gerhard, O., 2019, A&A, 626, A41
Signatures of the resonances of a large Galactic bar in local velocity space. 2019A&A...626A..41M
2018
Blaña Díaz, M., Gerhard, O., Wegg, C., Portail, M., Opitsch, M., Saglia, R., et al., 2018, MNRAS, 481, 3210,
Sculpting Andromeda - made-to-measure models for M31's bar and composite bulge: dynamics, stellar and dark matter mass. 2018MNRAS.481.3210B
Longobardi, A., Arnaboldi, M., Gerhard, O., Pulsoni, C., Söldner-Rembold, I., 2018, A&A, 620, A111,
Kinematics of the outer halo of M 87 as mapped by planetary nebulae. 2018A&A...620A.111L
Pulsoni, C., Gerhard, O., Arnaboldi, M., Coccato, L., Longobardi, A., Napolitano, N. R., et al., 2018, A&A, 618, A94,
The extended Planetary Nebula Spectrograph (ePN.S) early-type galaxy survey: The kinematic diversity of stellar halos and the relation between halo transition scale and stellar mass. 2018A&A...618A..94P
Aniyan, S., Freeman, K. C., Arnaboldi, M., Gerhard, O. E., Coccato, L., Fabricius, M., et al., 2018, MNRAS, 476, 1909
Resolving the disc-halo degeneracy - I: a look at NGC 628. 2018MNRAS.476.1909A
Barbuy, B., Chiappini, C., Gerhard, O., 2018, ARA&A, 56, 223,
Chemodynamical History of the Galactic Bulge. 2018ARA&A..56..223B
Hartke, J., Arnaboldi, M., Gerhard, O., Agnello, A., Longobardi, A., Coccato, L., et al. 2018, A&A, 616, A123.
Three dynamically distinct stellar populations in the halo of M49. 2018A&A..616..A123
Saglia, R. P., Opitsch, M., Fabricius, M. H., Bender, R., Blaña, M., Gerhard, O., 2018, A&A, 618, A156
Stellar populations of the central region of M 31. 2018A&A...618A..A156
Barbosa, C. E., Arnaboldi, M., Coccato, L., Gerhard, O., Mendes de Oliveira, C., Hilker, M., et al., 2018, A&A, 609, A78
Sloshing in its cD halo: MUSE kinematics of the central galaxy NGC 3311 in the Hydra I cluster. 2018A&A...609A..78B
Gerhard, O., 2018, IAUS, 334, 73
The barred inner Milky Way: dynamical models from surveys. 2018IAUS..334...73G
2017
Portail M., Wegg C., Gerhard O., Ness M., 2017, MNRAS, 470, 1233
Chemodynamical Modelling of the Galactic Bulge and Bar 2017MNRAS.470.1233P
Hartke, J., Arnaboldi, M., Longobardi, A., Gerhard, O., Freeman, K. C., Okamura, S., et al., 2017, A&A, 603, A104,
The halo of M 49 and its environment as traced by planetary nebulae populations. 2017A&A..603..A104
Wegg, C., Gerhard, O., Portail, M., 2017, ApJ, 843, L5
The Initial Mass Function of the Inner Galaxy Measured from OGLE-III Microlensing Timescales. 2017ApJ...843L...5W
Pérez-Villegas A., Portail M., Wegg C., Gerhard O., 2017, ApJ, 840, L2
Revisiting the Tale of Hercules: how stars orbiting the Lagrange points visit the Sun 2017ApJ...840L...2P
Blaña Díaz M., Wegg C., Gerhard O., Erwin P., Portail M., Opitsch M., Saglia R., Bender, R., 2017, MNRAS, 466, 4279
Andromeda chained to the Box - Dynamical Models for M31: Bulge & Bar 2017MNRAS.466.4279B
Portail M., Gerhard O., Wegg C., Ness M., 2017, MNRAS, 465, 1621
Dynamical Modelling of the Galactic Bulge and Bar: Pattern Speed, Stellar, and Dark Matter Mass Distributions. 2017MNRAS.465.1621P
Pérez-Villegas A., Portail M., Gerhard O., 2017, MNRAS, 464, L80
The Stellar Halo in the Inner Milky Way: Predicted Shape and Kinematics. 2017MNRAS.464L..80P
Arnaboldi, M., Pulsoni, C., Gerhard, O., PN. S Consortium, 2017, IAUS, 323, 279
The PN.S ETG survey. 2017IAUS..323..279A
2016
Bland-Hawthorn, J., Gerhard, O., 2016, ARA&A, 54, 529
The Galaxy in Context: Structural, Kinematic, and Integrated Properties. 2016ARA&A..54..529B
Wegg C., Gerhard O., Portail M., 2016, MNRAS, 463, 557
MOA-II Galactic Microlensing Constraints: The Inner Milky Way has a Low Dark Matter Fraction and a Near Maximal Disk. 2016MNRAS.463..557W
Saha, K., Gerhard, O., Martinez-Valpuesta, I., 2016, A&A, 588, A42
Spin-up of massive classical bulges during secular evolution. 2016MNRAS.463L..41B
Li Z., Gerhard O., Shen J., Portail M., Wegg C., 2016, ApJ, 824, 11
Gas dynamics in the Milky Way: a low pattern speed model. 2016ApJ...824...13L
Fritz T. K., Chatzopoulos S., Gerhard O., Gillessen S., Genzel R., Pfuhl O., Tacchella S., Eisenhauer F., Ott T., 2016, ApJ, 821, 44,
The Nuclear Cluster of the Milky Way: Total Mass and Luminosity. 2016ApJ...821...44F
Aniyan S., Freeman K. C., Gerhard O. E., Arnaboldi M., Flynn C., 2015, MNRAS, 456, 1484,
The influence of a kinematically cold young component on disc-halo decompositions in spiral galaxies: insights from solar neighbourhood K-giants. 2016MNRAS.456.1484A
Arnaboldi, M., Longobardi, A., Gerhard, O., 2016, IAUS, 317, 69
Planetary Nebulae and their parent stellar populations. Tracing the mass assembly of M87 and Intracluster light in the Virgo cluster core. 2016IAUS..317...69A
Gerhard, O., 2016, IAUS, 317, 266
The Milky Way, the Galactic Halo, and the Halos of Galaxies. 2016IAUS..317..266G
2015
Chatzopoulos, S., Gerhard, O., Fritz, T. K., Wegg, C., Gillessen, S., Pfuhl, O., et al., 2015, MNRAS, 453, 939,
Dust within the nuclear star cluster in the Milky Way. 2015MNRAS.453..939C
Wegg, C., Gerhard, O., Portail, M., 2015, MNRAS, 450, 4050,
The structure of the Milky Way's bar outside the bulge. 2015MNRAS.450.4050W
Longobardi, A., Arnaboldi, M., Gerhard, O., Mihos, J. C., 2015, A&A, 579, L3,
The build-up of the cD halo of M 87: evidence for accretion in the last Gyr. 2015A&A...579L...3L
Longobardi, A., Arnaboldi, M., Gerhard, O., Hanuschik, R., 2015, A&A, 579, A135,
The outer regions of the giant Virgo galaxy M 87 Kinematic separation of stellar halo and intracluster light. 2015A&A...579A.135L
Portail, M., Wegg, C., Gerhard, O., 2015, MNRAS, 450, L66,
Peanuts, brezels and bananas: food for thought on the orbital structure of the Galactic bulge. 2015MNRAS.450L..66P
Krause, M. G. H., Diehl, R., Bagetakos, Y., Brinks, E., Burkert, A., Gerhard, O., et al., 2015, A&A, 578, A113,
26Al kinematics: superbubbles following the spiral arms?. Constraints from the statistics of star clusters and HI supershells. 2015A&A...578A.113K
Portail, M., Wegg, C., Gerhard, O., Martinez-Valpuesta, I., 2015, MNRAS, 448, 713,
Made-to-measure models of the Galactic box/peanut bulge: stellar and total mass in the bulge region. 2015MNRAS.448..713P
Chatzopoulos, S., Fritz, T. K., Gerhard, O., Gillessen, S., Wegg, C., Genzel, R., et al., 2015, MNRAS, 447, 948,
The old nuclear star cluster in the Milky Way: dynamics, mass, statistical parallax, and black hole mass. 2015MNRAS.447..948C
2014
Urrutia-Viscarra, F., Arnaboldi, M., Mendes de Oliveira, C., Gerhard, O., Torres-Flores, S., Carrasco, E. R., et al., 2014, A&A, 569, A97,
A census of Hα emitters in the intergalactic medium of the NGC 2865 system. 2014A&A...569A..97U
Wu, X., Gerhard, O., Naab, T., Oser, L., Martinez-Valpuesta, I., Hilz, M., et al., 2014, MNRAS, 438, 2701,
The mass and angular momentum distribution of simulated massive early-type galaxies to large radii. 2014MNRAS.438.2701W
2013
Coccato, L., Arnaboldi, M., Gerhard, O., 2013, MNRAS, 436, 1322,
Signatures of accretion events in the haloes of early-type galaxies from comparing PNe and GCs kinematics. 2013MNRAS.436.1322C
Wegg, C., Gerhard, O., 2013, MNRAS, 435, 1874,
Mapping the three-dimensional density of the Galactic bulge with VVV red clump stars. 2013MNRAS.435.1874W
Kordopatis, G., Gilmore, G., Steinmetz, M., Boeche, C., Seabroke, G. M., Siebert, A., et al., 2013, AJ, 146, 134,
The Radial Velocity Experiment (RAVE): Fourth Data Release. 2013AJ....146..134K
Kretschmer, K., Diehl, R., Krause, M., Burkert, A., Fierlinger, K., Gerhard, O., et al., 2013, A&A, 559, A99,
Kinematics of massive star ejecta in the Milky Way as traced by 26Al. 2013A&A...559A..99K
Longobardi, A., Arnaboldi, M., Gerhard, O., Coccato, L., Okamura, S., Freeman, K. C., 2013, A&A, 558, A42,
The planetary nebula population in the halo of M 87. 2013A&A...558A..42L
Cortesi, A., Merrifield, M. R., Coccato, L., Arnaboldi, M., Gerhard, O., Bamford, S., et al., 2013, MNRAS, 432, 1010,
Planetary Nebula Spectrograph survey of S0 galaxy kinematics - II. Clues to the origins of S0 galaxies. 2013MNRAS.432.1010C
Morganti, L., Gerhard, O., Coccato, L., Martinez-Valpuesta, I., Arnaboldi, M., 2013, MNRAS, 431, 3570,
Elliptical galaxies with rapidly decreasing velocity dispersion profiles: NMAGIC models and dark halo parameter estimates for NGC 4494. 2013MNRAS.431.3570M
Saha, K., Gerhard, O., 2013, MNRAS, 430, 2039,
Secular evolution and cylindrical rotation in boxy/peanut bulges: impact of initially rotating classical bulges. 2013MNRAS.430.2039S
De Lorenzi, F., Hartmann, M., Debattista, V. P., Seth, A. C., Gerhard, O., 2013, MNRAS, 429, 2974,
Three-integral multicomponent dynamical models and simulations of the nuclear star cluster in NGC 4244. 2013MNRAS.429.2974D
Martinez-Valpuesta, I., Gerhard, O., 2013, ApJ, 766, L3,
Metallicity Gradients Through Disk Instability: A Simple Model for the Milky Way's Boxy Bulge. 2013ApJ...766L...3M
Ulubay-Siddiki, A., Bartko, H., Gerhard, O., 2013, MNRAS, 428, 1986,
On the possibility of a warped disc origin of the inclined stellar discs at the Galactic Centre. 2013MNRAS.428.1986U
Cortesi, A., Arnaboldi, M., Coccato, L., Merrifield, M. R., Gerhard, O., Bamford, S., et al., 2013, A&A, 549, A115,
The Planetary Nebula Spectrograph survey of S0 galaxy kinematics. Data and overview. 2013A&A...549A.115C
2012
Arnaboldi, M., Ventimiglia, G., Iodice, E., Gerhard, O., Coccato, L., 2012, A&A, 545, A37,
A tale of two tails and an off-centered envelope: diffuse light around the cD galaxy NGC 3311 in the Hydra I cluster. 2012A&A...545A..37A
Nidever, D. L., Zasowski, G., Majewski, S. R., Bird, J., Robin, A. C., Martinez-Valpuesta, I., et al., 2012, ApJ, 755, L25,
The Apache Point Observatory Galactic Evolution Experiment: First Detection of High-velocity Milky Way Bar Stars. 2012ApJ...755L..25N
Lyskova, N., Churazov, E., Zhuravleva, I., Naab, T., Oser, L., Gerhard, O., et al., 2012, MNRAS, 423, 1813,
Testing a simple recipe for estimating galaxy masses from minimal observational data. 2012MNRAS.423.1813L
Morganti, L., Gerhard, O., 2012, MNRAS, 422, 1571,
Regularizing made-to-measure particle models of galaxies. 2012MNRAS.422.1571M
Saha, K., Martinez-Valpuesta, I., Gerhard, O., 2012, MNRAS, 421, 333,
Spin-up of low-mass classical bulges in barred galaxies. 2012MNRAS.421..333S
McNeil-Moylan, E. K., Freeman, K. C., Arnaboldi, M., Gerhard, O. E., 2012, A&A, 539, A11,
Planetary nebula kinematics in NGC 1316: a young Sombrero. 2012A&A...539A..11M
Gerhard, O., Martinez-Valpuesta, I., 2012, ApJ, 744, L8,
The Inner Galactic Bulge: Evidence for a Nuclear Bar?. 2012ApJ...744L...8G
2011
Coccato, L., Gerhard, O., Arnaboldi, M., Ventimiglia, G., 2011, A&A, 533, A138,
Stellar population and the origin of intra-cluster stars around brightest cluster galaxies: the case of NGC 3311. 2011A&A...533A.138C
Das, P., Gerhard, O., Mendez, R. H., Teodorescu, A. M., de Lorenzi, F., 2011, MNRAS, 415, 1244,
Using NMAGIC to probe the dark matter halo and orbital structure of the X-ray bright, massive elliptical galaxy, NGC 4649. 2011MNRAS.415.1244D
Teodorescu, A. M., Méndez, R. H., Bernardi, F., Thomas, J., Das, P., Gerhard, O., 2011, ApJ, 736, 65,
Planetary Nebulae in the Elliptical Galaxy NGC 4649 (M 60): Kinematics and Distance Redetermination. 2011ApJ...736...65T
Spavone, M., Iodice, E., Arnaboldi, M., Longo, G., Gerhard, O., 2011, A&A, 531, A21,
Chemical abundances of the PRGs UGC 7576 and UGC 9796. I. Testing the formation scenario. 2011A&A...531A..21S
Cortesi, A., Merrifield, M. R., Arnaboldi, M., Gerhard, O., Martinez-Valpuesta, I., Saha, K., et al., 2011, MNRAS, 414, 642,
Unravelling the origins of S0 galaxies using maximum likelihood analysis of planetary nebulae kinematics. 2011MNRAS.414..642C
Martinez-Valpuesta, I., Gerhard, O., 2011, ApJ, 734, L20,
Unifying A Boxy Bulge and Planar Long Bar in the Milky Way. 2011ApJ...734L..20M
Siebert, A., Williams, M. E. K., Siviero, A., Reid, W., Boeche, C., Steinmetz, M., et al., 2011, AJ, 141, 187,
The RAdial Velocity Experiment (RAVE): Third Data Release. 2011AJ....141..187S
Ventimiglia, G., Arnaboldi, M., Gerhard, O., 2011, A&A, 528, A24,
The unmixed kinematics and origins of diffuse stellar light in the core of the Hydra I cluster (Abell 1060). 2011A&A...528A..24V
Napolitano, N. R., Romanowsky, A. J., Capaccioli, M., Douglas, N. G., Arnaboldi, M., Coccato, L., et al., 2011, MNRAS, 411, 2035,
The PN.S Elliptical Galaxy Survey: a standard ΛCDM halo around NGC 4374?. 2011MNRAS.411.2035N
2010
Das, P., Gerhard, O., Churazov, E., Zhuravleva, I., 2010, MNRAS, 409, 1362,
Steepening mass profiles, dark matter and environment of X-ray bright elliptical galaxies. 2010MNRAS.409.1362D
Coccato, L., Gerhard, O., Arnaboldi, M., 2010, MNRAS, 407, L26,
Distinct core and halo stellar populations and the formation history of the bright Coma cluster early-type galaxy NGC 4889. 2010MNRAS.407L..26C
Ventimiglia, G., Gerhard, O., Arnaboldi, M., Coccato, L., 2010, A&A, 520, L9,
The dynamically hot stellar halo around NGC 3311: a small cluster-dominated central galaxy. 2010A&A...520L...9V
Coccato, L., Arnaboldi, M., Gerhard, O., Freeman, K. C., Ventimiglia, G., Yasuda, N., 2010, A&A, 519, A95,
Kinematics and line strength indices in the halos of the Coma brightest cluster galaxies NGC 4874 and NGC 4889. 2010A&A...519A..95C
McNeil, E. K., Arnaboldi, M., Freeman, K. C., Gerhard, O. E., Coccato, L., Das, P., 2010, A&A, 518, A44,
Counter-dispersed slitless-spectroscopy technique: planetary nebula velocities in the halo of NGC 1399. 2010A&A...518A..44M
Churazov, E., Tremaine, S., Forman, W., Gerhard, O., Das, P., Vikhlinin, A., et al., 2010, MNRAS, 404, 1165,
Comparison of approximately isothermal gravitational potentials of elliptical galaxies based on X-ray and optical data. 2010MNRAS.404.1165C
Spavone, M., Iodice, E., Arnaboldi, M., Gerhard, O., Saglia, R., Longo, G., 2010, ApJ, 714, 1081,
Chemical Abundances in the Polar Disk of NGC 4650A: Implications for Cold Accretion Scenario. 2010ApJ...714.1081S
Bartko, H., Martins, F., Trippe, S., Fritz, T. K., Genzel, R., Ott, T., et al., 2010, ApJ, 708, 834,
An Extremely Top-Heavy Initial Mass Function in the Galactic Center Stellar Disks. 2010ApJ...708..834B
Saglia, R. P., Fabricius, M., Bender, R., Montalto, M., Lee, C.-H., Riffeser, A., et al., 2010, A&A, 509, A61,
The old and heavy bulge of M 31 . I. Kinematics and stellar populations. 2010A&A...509A..61S
2009
Castro-Rodriguéz, N., Arnaboldi, M., Aguerri, J. A. L., Gerhard, O., Okamura, S., Yasuda, N., et al., 2009, A&A, 507, 621,
Intracluster light in the Virgo cluster: large scale distribution. 2009A&A...507..621C
Ulubay-Siddiki, A., Gerhard, O., Arnaboldi, M., 2009, MNRAS, 398, 535,
Self-gravitating warped discs around supermassive black holes. 2009MNRAS.398..535U
Doherty, M., Arnaboldi, M., Das, P., Gerhard, O., Aguerri, J. A. L., Ciardullo, R., et al., 2009, A&A, 502, 771,
The edge of the M 87 halo and the kinematics of the diffuse light in the Virgo cluster core. 2009A&A...502..771D
Bartko, H., Martins, F., Fritz, T. K., Genzel, R., Levin, Y., Perets, H. B., et al., 2009, ApJ, 697, 1741,
Evidence for Warped Disks of Young Stars in the Galactic Center. 2009ApJ...697.1741B
de Lorenzi, F., Gerhard, O., Coccato, L., Arnaboldi, M., Capaccioli, M., Douglas, N. G., et al., 2009, MNRAS, 395, 76,
Dearth of dark matter or massive dark halo? Mass-shape-anisotropy degeneracies revealed by NMAGIC dynamical models of the elliptical galaxy NGC
3379. 2009MNRAS.395...76D
Cresci, G., Hicks, E. K. S., Genzel, R., Schreiber, N. M. F., Davies, R., Bouché, N., et al., 2009, ApJ, 697, 115,
The SINS Survey: Modeling the Dynamics of z ~ 2 Galaxies and the High-z Tully-Fisher Relation. 2009ApJ...697..115C
Coccato, L., Gerhard, O., Arnaboldi, M., Das, P., Douglas, N. G., Kuijken, K., et al., 2009, MNRAS, 394, 1249,
Kinematic properties of early-type galaxy haloes using planetary nebulae. 2009MNRAS.394.1249C
Napolitano, N. R., Romanowsky, A. J., Coccato, L., Capaccioli, M., Douglas, N. G., Noordermeer, E., et al., 2009, MNRAS, 393, 329,
The Planetary Nebula Spectrograph elliptical galaxy survey: the dark matter in NGC 4494. 2009MNRAS.393..329N
2008
Ventimiglia, G., Arnaboldi, M., Gerhard, O., 2008, AN, 329, 1057,
Intracluster Planetary Nebulae in the Hydra I cluster. 2008AN....329.1057V
Das, P., Gerhard, O., Coccato, L., Churazov, E., Forman, W., Finoguenov, A., et al., 2008, AN, 329, 940,
The orbital structure of the massive elliptical galaxy NGC 5846. 2008AN....329..940D
Coccato, L., Gerhard, O., Arnaboldi, M., Das, P., Douglas, N. G., Kuijken, K., et al., 2008, AN, 329, 912,
Probing the kinematics of early-type galaxy halos using planetary nebulae. 2008AN....329..912C
Trippe, S., Gillessen, S., Gerhard, O. E., Bartko, H., Fritz, T. K., Maness, H. L., et al., 2008, A&A, 492, 419,
Kinematics of the old stellar population at the Galactic centre. 2008A&A...492..419T
Genzel, R., Burkert, A., Bouché, N., Cresci, G., Förster Schreiber, N. M., Shapley, A., et al., 2008, ApJ, 687, 59,
From Rings to Bulges: Evidence for Rapid Secular Galaxy Evolution at z ~ 2 from Integral Field Spectroscopy in the SINS Survey. 2008ApJ...687...59G
Churazov, E., Forman, W., Vikhlinin, A., Tremaine, S., Gerhard, O., Jones, C., 2008, MNRAS, 388, 1062,
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2007
Rattenbury, N. J., Mao, S., Debattista, V. P., Sumi, T., Gerhard, O., de Lorenzi, F., 2007, MNRAS, 378, 1165,
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2006
Steinmetz, M., Zwitter, T., Siebert, A., Watson, F. G., Freeman, K. C., Munari, U., et al., 2006, AJ, 132, 1645,
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A deep kinematic survey of planetary nebulae in the Andromeda galaxy using the Planetary Nebula Spectrograph. 2006MNRAS.369..120M
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Stellar Kinematics for the Central Spheroid in the Polar Disk Galaxy NGC 4650A. 2006ApJ...643..200I
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2005
Teodorescu, A. M., Méndez, R. H., Saglia, R. P., Riffeser, A., Kudritzki, R.-P., Gerhard, O. E., et al., 2005, ApJ, 635, 290,
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2004
Arnaboldi, M., Gerhard, O., Aguerri, J. A. L., Freeman, K. C., Napolitano, N. R., Okamura, S., et al., 2004, ApJ, 614, L33,
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