Hans Zinnecker

Hans Zinnecker's AcademicInfluence.com Rankings

Hans Zinnecker

Physics

#7783

World Rank

#9837

Historical Rank

Cosmology

#262

World Rank

#273

Historical Rank

Astronomy

#1033

World Rank

#1701

Historical Rank

physics Degrees

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Physics

Hans Zinnecker's Degrees

PhD Astronomy University of California, Berkeley
Masters Physics University of Vienna
Bachelors Physics University of Vienna

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Hans Zinnecker's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Toward Understanding Massive Star Formation (2007) (925)
A spectroscopic survey on the multiplicity of high-mass stars (2012) (412)
SOUTHERN MASSIVE STARS AT HIGH ANGULAR RESOLUTION: OBSERVATIONAL CAMPAIGN AND COMPANION DETECTION (2014) (395)
The Origin of T Tauri X-Ray Emission: New Insights from the Chandra Orion Ultradeep Project (2005) (379)
The initial mass function 50 years later (2005) (359)
Exploring the Full Stellar Population of the Upper Scorpius OB Association (2002) (270)
The Formation of Massive Stars (1998) (260)
The History of Low-Mass Star Formation in the Upper Scorpius OB Association (1999) (234)
The origin of massive O-type field stars - II. Field O stars as runaways (2005) (215)
EARLY SCIENCE WITH SOFIA, THE STRATOSPHERIC OBSERVATORY FOR INFRARED ASTRONOMY (2012) (191)
The Birth of High-Mass Stars: Accretion and/or Mergers? (2005) (171)
The primordial binary population. I. A near-infrared adaptive optics search for close visual companions to A star members of Scorpius OB2 (2004) (149)
Effect of helicopter transport of trauma victims on survival in an urban trauma center. (1987) (137)
The formation of free-floating brown dwarves and planetary-mass objects by photo-erosion of prestellar cores (2004) (129)
X-Ray Properties of the Young Stellar and Substellar Objects in the IC 348 Cluster: The Chandra View (2002) (127)
A symmetrically pulsed jet of gas from an invisible protostar in Orion (1998) (124)
Discovery of a Molecular Hydrogen Jet near IC 348 (1994) (122)
Multiplicity of the massive stars in the Orion Nebula cluster 1 1 Based on data collected at the SAO (1999) (122)
A VLT/NACO survey for triple and quadruple systems among visual pre-main sequence binaries , (2006) (119)
PREDICTION OF THE PROTOSTELLAR MASS SPECTRUM IN THE ORION NEAR‐INFRARED CLUSTER (1982) (109)
Binary Stars in the Orion Nebula Cluster (2006) (103)
Protostars and Planets IV OBSERVATIONS AND THEORY OF STAR CLUSTER FORMATION (102)
The Secrets of the Nearest Starburst Cluster. II. The Present-Day Mass Function in NGC 3603 (2006) (101)
Stellar Content of the Galactic Starburst Template NGC 3603 from Adaptive Optics Observations (1998) (96)
Star formation in unbound giant molecular clouds: the origin of OB associations? (2005) (87)
The origin of massive O-type field stars. I. A search for clusters (2004) (86)
Star formation from hierarchical cloud fragmentation - A statistical theory of the log-normal Initial Mass Function (1984) (82)
A Large Spectroscopic Survey for Young Low-Mass Members of the Upper Scorpius OB Association (2001) (76)
An unbiased H 2 survey for protostellar jets in Orion A ? II. The infrared survey data (2002) (75)
X-RAY STAR CLUSTERS IN THE CARINA COMPLEX (2011) (73)
A candidate circumbinary Keplerian disk in G35.20-0.74 N: A study with ALMA (2013) (72)
HIGH-CONTRAST IMAGING SEARCH FOR PLANETS AND BROWN DWARFS AROUND THE MOST MASSIVE STARS IN THE SOLAR NEIGHBORHOOD (2011) (72)
THE LOW-MASS INITIAL MASS FUNCTION IN THE 30 DORADUS STARBURST CLUSTER (2009) (71)
A CATALOG OF CHANDRA X-RAY SOURCES IN THE CARINA NEBULA (2011) (71)
Deep Chandra X-Ray Observatory Imaging Study of the Very Young Stellar Cluster IC 348 (2001) (69)
The ALMA View of the OMC1 Explosion in Orion (2017) (67)
Deep Infrared Imaging of the R Coronae Australis Cloud Core (1997) (66)
The Secrets of the Nearest Starburst Cluster. I. Very Large Telescope/ISAAC Photometry of NGC 3603 (2004) (66)
A Dynamical Mass Constraint for Pre-Main-Sequence Evolutionary Tracks: The Binary NTT 045251+3016 (2001) (60)
High precision astrometry mission for the detection and characterization of nearby habitable planetary systems with the Nearby Earth Astrometric Telescope (NEAT) (2011) (60)
Timescales of Disk Evolution and Planet Formation: HST, Adaptive Optics, and ISO Observations of Weak-Line and Post-T Tauri Stars (2000) (59)
Chasing discs around O-type (proto)stars: Evidence from ALMA observations (2017) (58)
NEAR-INFRARED PROPERTIES OF THE X-RAY-EMITTING YOUNG STELLAR OBJECTS IN THE CARINA NEBULA (2011) (57)
Birth and Evolution of Binary Stars : poster proceedings of IAU symposium no. 200 on the formation of binary stars, 10 - 15 April 2000, Potsdam, Germany (2000) (57)
A necklace of dense cores in the high-mass star forming region G35.20−0.74 N: ALMA observations (2014) (56)
SSSPM J1102-3431: A probable new young brown dwarf member of the TW Hydrae Association (2005) (55)
HST/WFPC2 and VLT/ISAAC Observations of Proplyds in the Giant H II Region NGC 3603 (1999) (54)
Spatially resolved mid-infrared observations of the triple system T Tauri (2009) (53)
The Flattened, Rotating Molecular Gas Core of Protostellar Jet HH 212 (2001) (52)
A systematic search for young binaries in Taurus (1993) (51)
The Nuclei of Nucleated Dwarf Elliptical Galaxies — Are they Globular Clusters? (1988) (50)
Deep wide-field near-infrared survey of the Carina Nebula (2011) (49)
The VLTI/MIDI survey of massive young stellar objects: Sounding the inner regions around intermediate-and high-mass young stars using mid-infrared interferometry (2013) (48)
THE CHANDRA CARINA COMPLEX PROJECT VIEW OF TRUMPLER 16 (2011) (47)
CHEOPS/ZIMPOL: a VLT instrument study for the polarimetric search of scattered light from extrasolar planets (2004) (44)
A CHANDRA ACIS STUDY OF THE YOUNG STAR CLUSTER TRUMPLER 15 IN CARINA AND CORRELATION WITH NEAR-INFRARED SOURCES (2011) (44)
Visual binaries among pre-main sequence stars. (1993) (44)
THE SOFIA OBSERVATORY AT THE START OF ROUTINE SCIENCE OPERATIONS: MISSION CAPABILITIES AND PERFORMANCE (2014) (43)
The initial luminosity and mass functions of the Galactic open clusters (2008) (43)
Star Clusters Near and Far (2020) (42)
Physics of Star Formation in Galaxies: Saas-Fee Advanced Course 29. Lecture Notes 1999. Swiss Society for Astrophysics and Astronomy (2002) (41)
Constraints on the IMF and the brown dwarf population of the young cluster IC 348 (2003) (40)
SUPER STAR CLUSTERS VERSUS OB ASSOCIATIONS (2010) (39)
The Formation of Binary Stars: IAU Symposium 200 (2000) (39)
Protoplanetary disk evolution and stellar parameters of T Tauri binaries in Chamaeleon I (2013) (38)
Chasing discs around O-type (proto)stars (2018) (37)
A deep wide-field sub-mm survey of the Carina Nebula complex (2010) (37)
Herschel far-infrared observations of the Carina Nebula complex II: The embedded young stellar and protostellar population (2012) (36)
Filamentary structure and Keplerian rotation in the high-mass star-forming region G35.03+0.35 imaged with ALMA (2014) (33)
How do binary separations depend on cloud initial conditions (2003) (33)
MODEST-2: a summary (2003) (32)
Integrated BVJHK$_{\sf s}$ parameters and luminosity functions of 650 Galactic open clusters (2009) (32)
IC 348 proper motion study from digitised Schmidt plates (1999) (31)
Very low-mass stellar content of the young supermassive Galactic star cluster Westerlund 1 (2016) (31)
QSOs behind the nearest Milky Way satellite galaxies (1997) (31)
The molecular environment of NGC 3603. I. Spatial distribution and kinematic structure (2002) (31)
Late B-type stars and their candidate companions resolved with Chandra ? (2003) (30)
FIRST SCIENCE OBSERVATIONS WITH SOFIA/FORCAST: 6–37 μm IMAGING OF ORION BN/KL (2012) (29)
First Results from the Herschel and ALMA Spectroscopic Surveys of the SMC: The Relationship between [C ii]-bright Gas and CO-bright Gas at Low Metallicity (2018) (29)
The Interstellar Medium in External Galaxies (1990) (29)
The Physics of Star Cluster Formation and Evolution (2020) (27)
Binary stars and the fundamental initial mass function (2001) (27)
Early ComeOn+ adaptive optics observation of GQ Lupi and its substellar companion (2006) (27)
Multiplicity in Early Stellar Evolution (2014) (26)
The Origin of the Initial Mass Function (2006) (26)
Multiplicity of Massive Stars (2000) (26)
Globules and pillars seen in the [CII] 158 μm line with SOFIA (2012) (25)
NEW WEAK-LINE T TAURI STARS IN TAURUS-AURIGA (1996) (24)
Hubble Space Telescope Wide Field Planetary Camera 2 Observations of the Young Bipolar H II Region S106 (1998) (23)
ROSAT detections of X-ray emission from young B-type stars (1993) (23)
Massive Binaries in High-Mass Star-forming Regions: A Multiepoch Radial Velocity Survey of Embedded O Stars (2006) (22)
The multiplicity of massive stars in the Orion Nebula Cluster as seen with long-baseline interferometry (2013) (22)
Extremely faint high proper motion objects from SDSS stripe 82 - Optical classification spectroscopy of about 40 new objects (2008) (22)
Core fragmentation and Toomre stability analysis of W3(H2O) (2018) (22)
Binary statistics and star formation (1984) (21)
The star-forming complex LMC-N79 as a future rival to 30 Doradus (2017) (20)
FIRST SCIENCE RESULTS FROM SOFIA/FORCAST: THE MID-INFRARED VIEW OF THE COMPACT H ii REGION W3A (2012) (20)
The Initial Stellar Population (1993) (20)
Sequentially triggered star formation in OB associations (2006) (19)
The molecular interstellar medium and the near-infrared continuum of the barred liner NGC 6764 (1991) (19)
Why Simple Stellar Population models do not reproduce the colours of Galactic open clusters (2009) (19)
High spectral resolution observations of the H2 2.12 micron line in Herbig-Haro objects (1988) (18)
Physical properties of 90AU to 250AU pre-main-sequence binaries. (1996) (18)
Binary Stars: Historical Milestones (2001) (18)
The H2 velocity structure of inner knots in HH 212: asymmetries and rotation (2009) (18)
ROSAT X-RAY OBSERVATIONS OF THE YOUNG CLUSTER IC 348 (1996) (18)
Detection of a large massive circumstellar disk around a high-mass young stellar object in the Carina Nebula (2011) (17)
The CO-dark molecular gas mass in 30 Doradus (2020) (17)
The formation of brown dwarfs: theory (2007) (17)
Young low mass stars in the vicinity of Sigma Scorpii (1993) (16)
The Origin of the Stellar Mass Distribution and Multiplicity (2020) (15)
XMM-Newton study of the very young stellar cluster IC 348 (2004) (15)
Carbon gas in SMC low-metallicity star-forming regions (2016) (14)
The X-ray view of the central part of IC 1396. (1997) (14)
Circumstellar disks in the Trapezium Cluster (1996) (14)
Standing on the shoulder of a giant: ISAAC, Antu, and star formation (2002) (13)
Open clusters and the galactic disk (2010) (13)
Formation of massive binaries (2003) (13)
Toward a revival of stellar intensity interferometry (2008) (13)
Origin and possible birthplace of the extreme runaway star hip 60350 (2001) (13)
1992 Scientific Session of the Society of American Gastrointestinal Surgeons (SAGES) Washington, D.C., USA, April 11–12, 1992 (1992) (13)
Revealing the "missing" low-mass stars in the S254-S258 star forming region by deep X-ray imaging ? (2011) (12)
The isolated neutron star RBS1774 revisited. Revised XMM-Newton X-ray parameters and an optical coun (2009) (12)
The evolution of luminosity, colour, and the mass-to-luminosity ratio of Galactic open clusters - Comparison of discrete vs. continuous IMF models (2010) (11)
Multiplicity among T Tauri stars in OB and T associations: Implications for binary star formation (1995) (11)
Wavefront sensing and guiding units for the Large Binocular Telescope (2000) (11)
MULTI-DIMENSIONAL NUMERICAL SIMULATIONS OF MOLECULAR JETS (1997) (11)
The size and mass distribution of galactic molecular clouds (1984) (11)
Status of the Stratospheric Observatory for Infrared Astronomy (SOFIA) (2011) (11)
Low-Mass Stars and Brown Dwarfs in the Trapezium Cluster (1995) (10)
The Low-Mass Populations in OB Associations (2006) (9)
Discovery of a molecular outflow, near-infrared jet and HH objects towards IRAS 06047-1117 (2001) (9)
Submillimeter dust continuum observations of three low luminosity protostellar IRAS sources (1992) (9)
Pillars of Creation among Destruction: Star Formation in Molecular Clouds near R136 in 30 Doradus (2017) (8)
ADONIS observations of hard X-ray emitting late B-type stars in Lindroos systems (2001) (8)
KECK ADAPTIVE OPTICS OBSERVATIONS OF THE PROTOSTELLAR DISK AROUND RADIO SOURCE I IN THE ORION KLEINMANN–LOW NEBULA (2013) (8)
IRAS 12496 – 7650: An Ae star with outflow? (1989) (8)
Kinematics of the Horsehead Nebula and IC 434 Ionization Front in CO and C+ (2018) (8)
Nomenclature: Brown Dwarfs, Gas Giant Planets, and ? (2003) (8)
Stellar and circumstellar properties of visual binaries in the Orion Nebula Cluster (2013) (8)
HH 212: The most beautiful protostellar jet known to date (1996) (7)
PRE-MAIN-SEQUENCE STELLAR POPULATIONS ACROSS SHAPLEY CONSTELLATION III. I. PHOTOMETRIC ANALYSIS AND IDENTIFICATION, (2011) (7)
Stellar Outflows and Jets (1989) (7)
A LITHIUM-SURVEY FOR PRE-MAIN SEQUENCE STARS IN THE UPPER SCORPIUS OB ASSOCIATION (1998) (6)
FIRST SCIENCE OBSERVATIONS WITH SOFIA/FORCAST: 6–37 μm IMAGING OF THE CENTRAL ORION NEBULA (2012) (6)
The galactic center in the far-red (1992) (6)
Early science results from SOFIA (2012) (6)
A 1.3 mm survey for circumstellar dust around young Chamaeleon objects (1993) (6)
On the luminosity ratio of pre-main sequence binaries (1998) (6)
SOFIA: first science highlights and future science potential (2013) (6)
Observations of Fragmentation (1990) (6)
An optical polarization study of the Chamaeleon IR nebula. (1987) (6)
IRAS 23385+6053: an embedded massive cluster in the making (2019) (6)
ROSAT HRI Observations of Centaurus A (1996) (5)
Multiplicity of Massive Stars -- a Clue to their Origin? (2002) (5)
Multiplicity of X-ray selected T Tauri stars in the Scorpius-Centaurus OB association (1997) (5)
IMF in starburst regions (1986) (5)
New binary young stars in the Taurus and Ophiuchus star-forming regions (1994) (5)
POSSIBLE BENDING MECHANISMS OF PROTOSTELLAR JETS (1998) (5)
BINARY STATISTICS AMONG POPULATION II STARS (2004) (5)
Very young massive stars in the Small Magellanic Cloud, revealed by HST (1999) (5)
Lunar occultation and near-infrared speckle observations of DG Tauri, FV Tauri, FW Tauri and GG Tauri. (1991) (5)
Dynamical masses for the nearest brown dwarf binary: ε Indi Ba, Bb (2008) (5)
SIMULTANEOUS OPTICAL SPECKLE MASKING AND NIR ADAPTIVE OPTICS IMAGING OF THE 126 MAS HERBIG AE/BE BINARY STAR NX PUPPIS (1996) (5)
Verification of Candidate Protostellar Outflows in GLIMPSE (2009) (5)
From clump to disc scales in W3 IRS4 (2020) (5)
Infrared companions to T Tauri stars (1988) (5)
Low-mass stars in the massive HII region NGC 3603 - Deep NIR imaging with ANTU/ISAAC (1999) (4)
A Hubble View of Star Forming Regions in the Magellanic Clouds (2007) (4)
The APEX Large CO Heterodyne Orion Legacy Survey (ALCOHOLS). I. Survey overview (2022) (4)
X-ray emission as a tracer of circumstellar matter around herbig ae/be stars (1995) (4)
Sub-diffraction-limited infrared speckle observations of Z Canis Majoris, a 0″.10 variable binary star (1993) (4)
A free-floating planet population in the galaxy? (2001) (4)
Infrared imaging photometry of binary T Tauri stars (1991) (4)
The case for a 3 – 5 micron Large-Scale Survey for the LMC/SMC and Galactic Bulge/ Galactic Center Region from Dome C in the Antarctic Summer season (2007) (4)
From Local Star Formation to Global Star Formation (2002) (4)
PPV Chapter - The Formation of Brown Dwarfs (2006) (4)
Multi-scale view of star formation in IRAS 21078+5211: from clump fragmentation to disk wind (2021) (4)
Low mass pre-main sequence clusters in regions of massive Galactic star formation. (1991) (4)
Disk fragmentation in high-mass star formation. High-resolution observations towards AFGL 2591-VLA 3 (2021) (4)
Search for Giant Planets around White Dwarfs with HST, Spitzer, and VLT (2006) (4)
First results of an unbiased H 2 survey for protostellar jets in OrionA (1998) (4)
Chances for earth-like planets and life around metal-poor stars (2003) (4)
Formation of complex organic molecules in ice mantles: An ab initio molecular dynamics study (2019) (4)
The ARENA roadmap (2009) (3)
Young star clusters and early stellar evolution (1991) (3)
Science Results from the VISTA Survey of the Orion Star-forming Region (2011) (3)
The formation of binary stars : proceedings of the 200th Symposium of the International Astronomical Union, held in Potsdam, Germany, 10-15 April 2000 (2001) (3)
Adaptive optics observations of molecular hydrogen toward T Tauri (1997) (3)
A neutrino-dominated universe? (1983) (3)
Disks around young stars with VLTI/MIDI (2006) (3)
Are there brown dwarfs in globular clusters (2003) (3)
Star Formation at High Angular Resolution: Summary and Outlook (2004) (3)
A Survey of Young Stars in Taurus for Multiplicity (1992) (3)
Triggered Star Formation in the Scorpius-Centaurus OB Association (Sco OB2) (2000) (3)
Cooling and Fragmentation of Proto-Clobular Cluster Clouds (1988) (3)
Giant protostellar outflows revealed by infrared imaging (2000) (3)
30 Doradus: The Low-Mass Stars (1999) (3)
A Hypothesis on the Richness of a Galaxy in Binary Stellar Systems (1982) (2)
MILLIMETER CONTINUUM OBSERVATIONS OF X-RAY SELECTED T TAURI STARS IN OPHIUCHUS (1998) (2)
A HST study of young massive star clusters in compact H II regions of the Magellanic Clouds (2003) (2)
Summary of Panel Discussion II: Theoretical Models and Observational Constraints in High-Mass Star Formation (2008) (2)
GSS 31: Another T Tauri Star with an infrared companion (1987) (2)
A 1.3 MM DUST CONTINUUM SURVEY OF HALPHA SELECTED T TAURI STARS IN LUPUS (1997) (2)
Infrared companions to pre-main sequence stars (1988) (2)
On the Origin of the Orion Trapezium System (2007) (2)
The Mysterious X-Ray Emission from Late-B Type Stars: the Lindroos Sample (2000) (2)
A review of the IMF. (1987) (2)
The Hipparcos distances of open clusters and their implication on the local variations of the ΔY/ΔZ ratio (1997) (2)
Pre-main-sequence Stars in the SMC and LMC (1999) (2)
On the Pop. II IMF: Many More Brown Dwarfs (1995) (2)
Non-equilibrium cooling of a hot primordial gas cloud (1987) (2)
A new outburst of the transient X-ray pulsar Cephei X-4 (1995) (2)
Bispectrum speckle interferometry of the Orion Trapezium stars: detection of a close (33 mas) companion of Theta (1) ORI C (1999) (2)
Proper motions of embedded protostellar jets in Serpens (2016) (2)
Astrophysical potentials of the MIDI VLTI instrument (2000) (2)
Summary and Conclusions of ARENA-2 (2008) (2)
Multiplicity of the Massive Stars in the Orion Nebula cluster and Implications on their Formation Mechanism (2000) (2)
INTERMEDIATE TEETH IN PULSED JETS : A MOTIVATION FOR HIGH-RESOLUTION OBSERVATIONS (1997) (2)
Low-Mass Stars in the Massive H II Region NGC 3603 (2000) (2)
Search for giant extrasolar planets around white dwarfs: direct imaging with NICMOS/HST and NACO/VLT (2005) (2)
CHIPS: The Carina High-contrast Imaging Project of massive Stars (2016) (2)
Star formation in proto-globular cluster clouds. (1987) (2)
Are bent protostellar jets a signature of hidden binary systems (2000) (1)
Integrated BVJHKs for 650 open clusters (Kharchenko+, 2009) (2009) (1)
A search for close companions in Sco OB2 (2003) (1)
The impact of near-infrared array imaging on studies of star-forming regions (1994) (1)
Discovery of a nearby twin of SN 1987 A ’ s nebula around the luminous blue variable HD 168625 : Was Sk – 69 202 an LBV ? (1)
A VLT/NACO Survey for Triple Systems Among Visual Pre-Main-Sequence Binaries (2005) (1)
LARGE SCALE SOFT X-RAY IMAGES OF THE GALACTIC CENTRE (1994) (1)
A search for cold dust around post-T Tauri candidates. (1994) (1)
Gamma Ray Bursts from Proto-Globular Clusters? (2006) (1)
Binary and multiple star formation in Bok globules (2000) (1)
CHEOPS: A second generation VLT instrument for the direct detection of exo-planets (2004) (1)
ROSAT-detection of a giant X-ray flare on LkHα92 (1993) (1)
Molecular hydrogen towards T Tauri observed with adaptive optics. (1997) (1)
Star Formation as a Random Multiplicative Process (1985) (1)
1.3 mm Dust Continuum Observations of Young X-ray Selected Stars in Ophiuchus (1996) (1)
Evidence for Remnant Circumstellar Disks Around POST T Tauri Stars (1997) (1)
Resolving young stellar twins. (1988) (1)
Infrared Imaging of Intermediate Age Lmc/smc Clusters (1991) (1)
Flares And Flashes: The Future (1995) (1)
Extremely faint high proper motion objects from SDSS stripe 82 (2009) (1)
Carina High-contrast Imaging Project for massive Stars (CHIPS) (2020) (1)
The IMF Challenge - 25 Questions (2005) (1)
Report on the ESO Workshop on 12 Questions on Star and Massive Star Cluster Formation (2007) (1)
Probing the low-mass end of the companion mass function for O-type stars (2021) (1)
Deutsches SOFIA Institut (DSI) at the SOFIA Science Center: engineering and scientific contributions to the airborne observatory (2016) (1)
High-resolution continuum polarization measurements in the near-infrared to submillimeter wavelength range (2003) (1)
SOFIA general investigator science program (2014) (1)
The Initial Mass Function in Young Star Clusters (1986) (1)
A NICMOS direct imaging search for giant planets around the single white dwarfs in the hyades (2005) (1)
Chasing discs around O-type (proto)stars-ALMA evidence for an SiO disc and disc wind from G17.64+0.16★ (2018) (1)
Low-Luminosity Members of the R. Coronae Australis Infrared Cluster (1994) (1)
Supersonic Expansion of the Bipolar H ii Region Sh2-106: A 3500 Year Old Explosion? (2021) (1)
THE STELLAR MASS AND ANGULAR MOMENTUM PROBLEM IN STAR FORMATION (2004) (1)
Multiplicity of T Tauri Stars in different Star-Forming Regions (1998) (1)
Star Formation in the LMC: Comparative CCD Observations of Young Stellar Populations in two Giant Molecular Clouds (2009) (1)
The VLT and the Powers of 10: Young Clusters Home and Away (2002) (1)
Observations of Young Stellar Objects (YSO) (2002) (1)
Pre-Main Sequence Binaries: The ESO Imaging Survey (1992) (1)
A search for young solar system analogues with the VLT (1999) (1)
Near-Infrared Array Images of Low-Luminosity IRAS Sources in Dark Clouds (1988) (1)
The Carina High-Contrast Imaging Project for massive Stars (CHIPS) I. Methodology and proof of concept on QZ Car ($\equiv$ HD93206) (2020) (1)
Embedded Clusters: Problems but Progress (1994) (1)
Statistics of Young Visual Binary Stars: Implications for (Binary) Star Formation (1997) (1)
Global constraints on the IMF (1994) (1)
Sparse Aperture Masking of Massive Stars (2011) (1)
The initial luminosity and mass functions of Galactic open clusters (2008) (1)
An optical counterpart of Sgr A* at the Galactic centre? (1990) (1)
Astrophysics with Radioactive Atomic Nuclei (2009) (1)
New IAU concepts of Binary/Multiple Star Designation (2000) (1)
Frosts in the p Oph molecular cloud (1985) (1)
Keck AO Observations of the Protostellar Disk around Radio Source I in the Orion Kleinmann-Low Nebula (2012) (0)
Deep wide-ﬁeld near-infrared survey of the Carina Nebula (cid:2) (2011) (0)
Dissecting disks around B-type protostars (2013) (0)
Binaries in the Orion Nebula Cluster (2005) (0)
Observing brown dwarfs in the Magellanic Cloud star-forming regions with the E-ELT (2011) (0)
Embedded and open star clusters: basic questions (2009) (0)
Super star clusters and their multiple stellar populations (2019) (0)
Star formation history of CMa R1 (2009) (0)
The Formation Process of Massive Close Spectroscopic Binaries: The Fission Hypothesis Revisited (2013) (0)
Young star clusters and early stellar evolution. Proceedings. Vulcano Workshop on Young Star Clusters and Early Stellar Evolution, Vulcano (Italy), 16 - 20 Sep 1991. (1991) (0)
H2 2.12 µm spectroscopy and imaging of HH objects (1989) (0)
Origins of field O-type stars (2005) (0)
etter to the E ditor A candidate circumbinary Keplerian disk in G 35 . 20 – 0 . 74 N : A study with ALMA (2013) (0)
Completing the Protostellar Luminosity Function in Cygnus-X with SOFIA/FORCAST Imaging (2022) (0)
Star Clusters Near and Far (2020) (0)
Strategies for personnel sustainable lifecycle at astronomical observatories and local industry development (2014) (0)
The Stellar Content of H72.97-69.39, a Potential Super Star Cluster in the Making (2021) (0)
Detection bias and PMS multiplicity. (1995) (0)
Triggered Star Formation in the Sco OB2 Association (Invited) (2002) (0)
Magnetic braking and ambipolar diffusion in metal-poor protostars (2008) (0)
How to Find Young Stars and Protostars (2002) (0)
Division IV: Stars: (Etoiles) (2000) (0)
Observations of low mass companions to massive stars (2009) (0)
How to form a 200M (2015) (0)
Effect of mass gain on stellar evolution (1981) (0)
The Origin of the Stellar Mass Distribution and Multiplicity (2020) (0)
An HST/NICMOS and ESO/Adaptive Optics Search for Young Brown Dwarfs and Giant Planets (1998) (0)
UvA-DARE ( Digital Academic Repository ) The primordial binary population (2005) (0)
Observational Constraints on the Formation of Binary Stars (2005) (0)
H_2 imaging of regions of high-mass star formation (1998) (0)
A Dynamical Mass and Distance for a PMS Star: The Binary NTT 045251+3016 (2000) (0)
VizieR Online Data Catalog: HST photometry of stars in N160A (Heydari-Malayeri+, 2002) (2002) (0)
The H Band Luminosity Function of the Centre of the 30 Dor Cluster (2003) (0)
Kinematics and stability of high-mass protostellar disk candidates at sub-arcsecond resolution -- Insights from the IRAM NOEMA large program CORE (2023) (0)
THE STAR FORMATION NEWSLETTER An electronic publication dedicated to early stellar/planetary evolution and molecular clouds (2013) (0)
MIDI observations of IRCs : constraining the geometry of the warm circumstellar environment (2007) (0)
ROSAT X-ray observations of Herbig Ae/Be stars (1994) (0)
A theory on the slope of the IMF (1989) (0)
VizieR Online Data Catalog: X-ray star clusters in the Carina complex (Feigelson+, 2011) (2011) (0)
The origin of massive O-type ﬁeld stars (cid:1),(cid:1)(cid:1) I. A search for clusters (2008) (0)
High-order Multiplicity of PMS Stars: Results from a VLT/NACO Survey (2008) (0)
HST search for giant planets around white dwarfs in the Hyades (2021) (0)
First VLT/ISAAC images of the circumstellar environment of partially embedded young low-mass stars (solar-system analogs) (1999) (0)
VizieR Online Data Catalog: N66, N88 & N25+N26 emission line maps (Requena-Torres+, 2016) (2016) (0)
The Mid-Infrared Spatially Resolved Environment Around R CrA (2005) (0)
Star clusters near intermediate and high mass young stars (2005) (0)
The mass spectrum of stellar origin (1981) (0)
Commission 26: Double and Multiple Stars (Etoiles Doubles Et Multiples) (2000) (0)
What drives the formation of massive stars and clusters (2018) (0)
INTER-DIVISION IX-X WORKING GROUP ENCOURAGING THE INTERNATIONAL DEVELOPMENT OF ANTARCTIC ASTRONOMY (2007) (0)
ELT near-infrared and thermal-infrared studies of massive star formation: direct imaging and integral field spectroscopy of ultracompact HII regions (2005) (0)
Recovering the Primordial Binary Population using Simulating Observations of Simulations (2004) (0)
The Physics of Star Cluster Formation and Evolution (2020) (0)
The Effect of Unresolved Binaries on the Low-Mass IMF (2001) (0)
VizieR Online Data Catalog: The VLTI/MIDI survey of Massive YSOs (Boley+, 2013) (2013) (0)
Infrared Jets from Protostars: The case of HH212 (1997) (0)
Galactic molecular clouds: Their size and mass distribution (1985) (0)
VizieR Online Data Catalog: Lindroos binary systems X-ray emission (Huelamo+, 2000) (2001) (0)
VizieR Online Data Catalog: Globular clusters in the Magellanic Clouds (Ferraro+, 1995) (1995) (0)
Star Formation Studies with the LBT (2001) (0)
An HST Imaging Survey of Cluster and Field White Dwarfs for Self-Luminous Giant Planets (2008) (0)
ROSAT Observations Towards the Carina and Sculptor Dwarf Galaxies (1994) (0)
Fast scanning slit near infrared photometry of t tauri stars in close binaries : elias 22 and chamaleon (1987) (0)
Rotating Molecular Gas Disks around Protostellar Jets (1999) (0)
COMMISSION 26: DOUBLE AND MULTIPLE STARS (2008) (0)
The Chandra View of the Very Young Cluster IC 348 (2003) (0)
Multi-dimensional simulations of protostellar jets. (1996) (0)
On the Formation of Pop.II Stars Via Thermal Instability (1984) (0)
Massive clusters as seen by Spitzer (2005) (0)
Early Science Instruments and Image Releases from SOFIA (2012) (0)
Multiplicity of the young O- and B-type stars in the Orion Nebula cluster (2000) (0)
Pre-main sequence binaries in southern molecular clouds. (1994) (0)
2nd ARENA conference on "The astrophysical science cases at Dome C", Potsdam, Germany, 17-21 September, 2007 (2008) (0)
Infrared Searches for Binary Stars: Current Status and Future Prospects (1996) (0)
The VLTI/MIDI survey of MYSOs (Boley+, 2013) (2013) (0)
Circumstellar Matter around the Candidate Protostar EL:29 (1987) (0)
Microlensing by free-floating brown dwarfs (2003) (0)
XZ Tau resolved as double infrared source. (1990) (0)
HH 46/47: Also a parsec scale flow (1999) (0)
The formation of super-star clusters in disk and dwarf galaxies (2010) (0)
Near Infrared Images of Star-Forming Regions. (1993) (0)
My friend Francesco Palla (2017) (0)
The Pre-Main Sequence Stellar Population in Galaxies (1992) (0)
VizieR Online Data Catalog: Chandra study of Trumpler 15 in Carina (Wang+, 2011) (2011) (0)
Why Simple Stellar Population models do not fit the colours of Galactic open clusters (2009) (0)
Stellar population of NGC 3603 from adaptive optics observations (1997) (0)
Major Unsolved Problems in Star Formation (2003) (0)
A Study of HII regions and Star Formation in the Far Outer Galaxy (2013) (0)
VizieR Online Data Catalog: W3(H2O/OH) continuum & line data cubes at 1.3mm (Ahmadi+, 2018) (2018) (0)
Ju l 2 00 6 Disks around young stars with VLTI / MIDI (2006) (0)
10 μm imaging of PMS-binaries. (1996) (0)
Pre-main sequence binaries. (1989) (0)
The ages of Virgo dwarf elliptical galaxies. (1986) (0)
Henize 2-10: a starburst dwarf galaxy. (1987) (0)
High precision astrometry mission for the detection and characterization of nearby habitable planetary systems with the Nearby Earth Astrometric Telescope (NEAT) (2011) (0)
A near infrared study of Virgo dwarf ellipticals. (1985) (0)
High Resolution Infrared Imaging of Z-Canis - a 0.10" Variable Binary (1992) (0)
N ov 2 00 8 Dynamical masses for the nearest brown dwarf binary : ε Indi Ba (2021) (0)
GREAT Highlights from the SOFIA Early Science Flights (2012) (0)
VizieR Online Data Catalog: J magnitude of IC 348 brown dwarfs (Preibisch+, 2003) (2003) (0)
Future theoretical needs in studies of star formation (1984) (0)
VizieR Online Data Catalog: Binary stars in the Orion Nebula Cluster (Koehler+, 2006) (2007) (0)
The Low-Mass Stellar Content of the Scorpius-Centaurus OB Association (2000) (0)
The H2 Velocity Field of Inner Knots in HH 212 (2009) (0)
Reaching the low-mass content in Young Massive Star Clusters Using Multi Conjugate Adaptive Optics (2020) (0)
A lithium survey for X-ray quiet T Tauri stars in the Scorpius Centaurus OB association (1997) (0)
Close visual companions in Scorpius OB2 (Kouwenhoven+, 2005) (2005) (0)
Southern red high proper motion objects (Lodieu+, 2005) (2005) (0)
The star-forming complex LMC-N79 as a future rival to 30 Doradus (2017) (0)
The Low-Mass Stars in Starburst Clusters (2000) (0)
VLT/ISAAC and HST/WFPC2 observations of NGC 3603. (1999) (0)
VizieR Online Data Catalog: SMaSH+: observations and companion detection (Sana+, 2014) (2015) (0)
[Posttraumatic infection with a lactose splitting variant of Pasteurella multocida]. (1970) (0)
A review of the Initial Mass Function (IMF) (1988) (0)
NGC 3603 - a local template for massive young clusters (2001) (0)
Search for giant planets around seven white dwarfs in the Hyades cluster with the Hubble Space Telescope (2020) (0)
The Low-Mass Stellar Luminosity Function of the 30 Dor Starburst Cluster (1997) (0)
Multiplicity of T Tauri Stars and the Origin of Field Stars (2000) (0)
Lunar Occultations of Young Stellar Objects in the Taurus and Ophiuchus Star Forming Regions (1994) (0)
Search for Binary (2000) (0)
The Infrared Luminosity Function in the 30 Dor Cluster (2002) (0)
Dynamical masses for the nearest brown dwarf binary: ε Indi Ba,b (2009) (0)
IR survey of outflows in Orion A (Stanke+, 2002) (2003) (0)
IC 348 proper motion study from digitised sky surveys (1999) (0)
Origins of eld O-type stars (2005) (0)
Star forming knots embedded in the NGC 3603 H II region. (1999) (0)
Multiplicity among stars and fundamental IMF (1998) (0)
Astronomy from the Antarctic Plateau: a global personal vision (2009) (0)
Tracing the dynamics of infalling gas towards massive proto-clusters (2015) (0)
Solar system size proto-stellar sources embedded in the ρ Oph dark cloud (1987) (0)
NGC 3603 GMC: recent infrared and millimeter observations. (1997) (0)
OBSERVERS WITH THE VLT VLT / ISAAC and HST / WFPC 2 Observations of NGC 3603 (0)
A Binary Star Formation Mechanism Through The Fragmentation of Prolate Dense Cores Rotating end over end (1991) (0)
Fragmentation in the massive G31.41+0.31 protocluster (2021) (0)
The coolest m-type subdwarf, the nearest cool white dwarf and other high proper motion discoveries (2005) (0)
Chandra Carina Complex Project (CCCP) catalog (Broos+, 2011) (2011) (0)
The IMF and the Brown Dwarf Population of the Young Cluster IC 348 Derived from Deep Near-Infrared Images (CD-ROM Directory: contribs/preibis) (1999) (0)
Diffraction limited imaging with the ESO adaptive optics system ADONIS. (1995) (0)
Mosaiced H and K Images of the Galactic Center Region (1994) (0)
Coronal Activity in the Very Young Stellar Cluster IC 348 as seen by Chandra (2001) (0)
How to Consolidate Efforts within the Community and the Related Agencies (2010) (0)
Young Binaries as a Test for Pre-Main Sequence Evolutionary Tracks (2006) (0)
SOFIA – A Brief Overview of ISM Science Highlights to Date (2015) (0)
The Fragmentation Theory for Giant Extragalactic HII Regions (1984) (0)
Exoplanet transit spectro-photometry with SOFIA (2010) (0)
Searching for Dying Solar Systems: A Complete Survey of Nearby, Young White Dwarfs (2005) (0)
VLT-detection of two edge-on Circumstellar Disks in the rho Oph dark cloud (2000) (0)
A NICMOS direct imaging search for giant planets around the seven single white dwarfs in the Hyades (2003) (0)
/ 03 11 28 8 v 1 1 2 N ov 2 00 3 A search for close companions in Sco OB 2 (2008) (0)
X-ray confirmation of proper motion selected star clusters (2009) (0)
Evolution of Circumstellar Disks: Lessons from the VLT and ISO (2001) (0)
The interaction of pre-main-sequence stellar winds with the surrounding medium (1988) (0)
A few General Remarks from the Final Discussion of the Workshop on Massive Stellar Clusters (2000) (0)
ROSAT/X-ray Studies of the Galactic Center (1996) (0)
Multiplicity of population II stars. (1998) (0)
Binary Stars with Component Disks: The Case of Z CMa (2003) (0)
Search for Binary Protostars (2000) (0)
Kinematics of pre-main-sequence stars in Scorpio-Centaurus (1995) (0)
The IMF in starbursts (1999) (0)
Feedback in the 30 Dor region (2016) (0)
HST imaging and spectroscopy of Compact HII regions in the Magellanic Clouds: Revealing the youngest massive star clusters (2001) (0)
MULTIWAVELENGTH STUDY OF X-RAY EMITTING A- AND B-STARS TESTING THE COMPANION HYPOTHESIS (2004) (0)
Timescales of disk evolution and planet formation (2000) (0)

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