Astronomy and Astrophysics: a European journal Journal

Overview

publication venue for

• Comparing feature sets and machine-learning models for prediction of solar flares Topology, physics, and model complexity 2023
• Solar-wind electron precipitation on weakly magnetized bodies: The planet Mercury 2023
• Whistler waves generated inside magnetic dips in the young solar wind: Observations of the search-coil magnetometer on board Parker Solar Probe 2023
• A full transit of nu(2) Lupi d and the search for an exomoon in its Hill sphere with CHEOPS 2023
• The Solar Orbiter EUI instrument: The Extreme Ultraviolet Imager (vol 642, A8, 2020) 2022
• Electron dynamics in small magnetospheres Insights from global, fully kinetic plasma simulations of the planet Mercury 2022
• Reconstructing solar magnetic fields from historical observations VIII. AIA 1600 angstrom contrast as a proxy of solar magnetic fields 2022
• The high energy spectrum of Proxima Centauri simultaneously observed at X-ray and FUV wavelengths 2022
• Prominence eruption observed in He II 304 angstrom up to > 6 R-circle dot by EUI/FSI aboard Solar Orbiter 2022
• Data-driven, time-dependent modeling of pre-eruptive coronal magnetic field configuration at the periphery of NOAA AR 11726 2022
• Deep images of the Galactic center with GRAVITY 2022
• Mass distribution in the Galactic Center based on interferometric astrometry of multiple stellar orbits 2022
• Mercury's exospheric He I 58.4 nm emission: Dependence on the orbital phase 2021
• The mass of beta Pictoris c from beta Pictoris b orbital motion 2021
• Constraining particle acceleration in Sgr A(*) with simultaneous GRAVITY, Spitzer, NuSTAR, and Chandra observations 2021
• A geometric distance to the supermassive black Hole of NGC 3783 2021
• Reconstructing solar magnetic fields from historical observations VII. Far-side activity in surface flux transport simulations 2021
• GRAVITY K-band spectroscopy of HD 206893 B Brown dwarf or exoplanet 2021
• MOLsphere and pulsations of the Galactic Center’s red supergiant GCIRS 7 from VLTI/GRAVITY 2021
• A powerful machine learning technique to extract proton core, beam, and alpha-particle parameters from velocity distribution functions in space plasmas 2021
• PENELLOPE: The ESO data legacy program to complement the UV Legacy Library of Young Stars (ULLYSES): I. Survey presentation and accretion properties of Orion OB1 2021
• Electron Bernstein waves and narrowband plasma waves near the electron cyclotron frequency in the near-Sun solar wind 2021
• A living catalog of stream interaction regions in the Parker Solar Probe era 2021
• Alfvenic versus non-Alfvenic turbulence in the inner heliosphere as observed by Parker Solar Probe 2021
• Detection of small magnetic flux ropes from the third and fourth Parker Solar Probe encounters 2021
• Electron heat flux in the near-Sun environment 2021
• Energetic particle behavior in near-Sun magnetic field switchbacks from PSP 2021
• Measurement of the open magnetic flux in the inner heliosphere down to 0.13 AU 2021
• Solar wind energy flux observations in the inner heliosphere: first results from Parker Solar Probe 2021
• The contribution of alpha particles to the solar wind angular momentum flux in the inner heliosphere 2021
• Wave-particle energy transfer directly observed in an ion cyclotron wave 2021
• Direct evidence for magnetic reconnection at the boundaries of magnetic switchbacks with Parker Solar Probe 2021
• Magnetic increases with central current sheets: observations with Parker Solar Probe 2021
• Prevalence of magnetic reconnection in the near-Sun heliospheric current sheet 2021
• Switchbacks: statistical properties and deviations from Alfvénicity 2021
• Whistler wave occurrence and the interaction with strahl electrons during the first encounter of Parker Solar Probe 2021
• Apertif view of the OH megamaser IRAS 10597+5926: OH 18 cm satellite lines in wide-area H i surveys 2021
• The central parsec of NGC 3783: a rotating broad emission line region, asymmetric hot dust structure, and compact coronal line region 2021
• Improved GRAVITY astrometric accuracy from modeling optical aberrations 2021
• The prebiotic molecular inventory of Serpens SMM1 2021
• Detection of faint stars near Sagittarius A* with GRAVITY 2021
• Ca II H&K stellar activity parameter: a proxy for extreme ultraviolet stellar fluxes 2020
• Europium as a lodestar: diagnosis of radiogenic heat production in terrestrial exoplanets: Spectroscopic determination of Eu abundances in alpha Centauri AB 2020
• A data-driven approach to constraining the atmospheric temperature structure of the ultra-hot Jupiter KELT-9b 2020
• A multi-chord stellar occultation by the large trans-Neptunian object (174567) Varda 2020
• Dynamically important magnetic fields near the event horizon of Sgr A* 2020
• The spatially resolved broad line region of IRAS 09149−6206 2020
• Direct confirmation of the radial-velocity planetβPictoris c 2020
• The Solar Orbiter EUI instrument: The Extreme Ultraviolet Imager 2020
• Non-local thermodynamic equilibrium transmission spectrum modelling of HD 209458b 2020
• Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution 2020
• Plasma characterization at comet 67P between 2 and 4 AU from the Sun with the RPC-MIP instrument 2020
• ALMA and VLA reveal the lukewarm chromospheres of the nearby red supergiants Antares and Betelgeuse 2020
• The flux distribution of Sgr A* 2020
• Inflection point in the power spectrum of stellar brightness variations I. The model 2020
• Detection of the Schwarzschild precession in the orbit of the star S2 near the Galactic centre massive black hole 2020
• Modeling the orbital motion of Sgr A*’s near-infrared flares 2020
• The resolved size and structure of hot dust in the immediate vicinity of AGN 2020
• An image of the dust sublimation region in the nucleus of NGC 1068 2020
• An improved multi-ridge fitting method for ring-diagram helioseismic analysis 2020
• Peering into the formation history of β Pictoris b with VLTI/GRAVITY long-baseline interferometry 2020
• The GRAVITY Young Stellar Object survey 2019
• Adsorption isotherms and nucleation of methane and ethane on an analog of Titan's photochemical aerosols 2019
• Reconstructing solar magnetic fields from historical observations VI. Axial dipole moments of solar active regions in cycles 21-24 2019
• Comparison of neutral outgassing of comet 67P/Churyumov-Gerasimenko inbound and outbound beyond 3 AU from ROSINA/DFMS 2019
• Plasma properties of suprathermal electrons near comet 67P/Churyumov-Gerasimenko with Rosetta 2019
• HST spectra reveal accretion in MY Lupi 2019
• Reconstructing solar magnetic fields from historical observations V. Sunspot magnetic field measurements at Mount Wilson Observatory 2019
• Reconstructing solar magnetic fields from historical observations IV. Testing the reconstruction method 2019
• New technique to measure the cavity defects of Fabry-Perot interferometers 2019
• Constraining non-linear dynamo models using quasi-biennial oscillations from sunspot area data 2019
• A geometric distance measurement to the Galactic center black hole with 0.3% uncertainty 2019
• Collimated radiation in SS 433 Constraints from spatially resolved optical jets and Cloudy modeling of the optical bullets 2019
• First direct detection of an exoplanet by optical interferometry Astrometry and K-band spectroscopy of HR 8799 e 2019
• The CARMA-NRO Orion Survey Filamentary structure as seen in (CO)-O-18 emission 2019
• Super-Keplerian equatorial outflows in SS 433 Centrifugal ejection of the circumbinary disk 2019
• Swift UVOT near-UV transit observations of WASP-121 b 2019
• Modeling and removal of optical ghosts in the PROBA-3/ASPIICS externally occulted solar coronagraph 2019
• Multiple star systems in the Orion nebula 2018
• Solar wind dynamics around a comet A 2D semi-analytical kinetic model 2018
• Detection of orbital motions near the last stable circular orbit of the massive black hole SgrA* 2018
• Radial velocity follow-up of GJ1132 with HARPS A precise mass for planet b and the discovery of a second planet 2018
• GRAVITY chromatic imaging of η Car’s core 2018
• Interplanetary dust delivery of water to the atmospheres of Pluto and Triton 2018
• The curious case of Mars' formation 2018
• Reconstructing solar magnetic fields from historical observations III. Activity in one hemisphere is sufficient to cause polar field reversals in both hemispheres 2018
• Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole 2018
• The close circumstellar environment of Betelgeuse V. Rotation velocity and molecular envelope properties from ALMA 2018
• The wind and the magnetospheric accretion onto the T Tauri star S Coronae Australis at sub-au resolution 2017
• The Close AGN Reference Survey (CARS) Mrk 1018 halts dimming and experiences strong short-term variability 2017
• Influence of speckle image reconstruction on photometric precision for large solar telescopes 2017
• Reconstructing solar magnetic fields from historical observations II. Testing the surface flux transport model 2017
• ALMA reveals starburst-like interstellar medium conditions in a compact star-forming galaxy at z similar to 2 using [CI] and CO 2017
• Accretion-ejection morphology of the microquasar SS 433 resolved at sub-au scale 2017
• First light for GRAVITY: Phase referencing optical interferometry for the Very Large Telescope Interferometer 2017
• The inhomogeneous submillimeter atmosphere of Betelgeuse 2017
• An abundance analysis from the STIS-HST UV spectrum of the non-magnetic Bp star HR 6000 2017
• Hemispheric progression of solar cycles in solar magnetic field data and its relation to the solar dynamo models 2017
• Medium-resolution echelle spectroscopy of the Red Square Nebula, MWC 922 2017
• The effect of ISM absorption on stellar activity measurements and its relevance for exoplanet studies 2017
• Detection of thermal radio emission from a single coronal giant 2017
• Magnetic fields of opposite polarity in sunspot penumbrae 2016
• Toward gas exhaustion in the W51 high-mass protoclusters 2016
• The Close AGN Reference Survey (CARS) What is causing Mrk 1018's return to the shadows after 30 years? 2016
• Obliquity dependence of the tangential YORP 2016
• Hi-GAL, the Herschel infrared Galactic Plane Survey: photometric maps and compact source catalogues First data release for the inner Milky Way:+68 degrees >= l >=-70 degrees 2016
• Large-scale latitude distortions of the inner Milky Way disk from the Herschel/Hi-GAL Survey 2016
• Anomalous temporal behaviour of broadband Ly alpha observations during solar flares from SDO/EVE 2016
• Dense gas in the Galactic central molecular zone is warm and heated by turbulence 2016
• Reconstructing solar magnetic fields from historical observations I. Renormalized Ca K spectroheliograms and pseudo-magnetograms 2016
• X-ray to NIR emission from AA Tauri during the dim state 2015
• Negatively charged nano-grains at 67P/Churyumov-Gerasimenko 2015
• ROSINA/DFMS and IES observations of 67P: Ion-neutral chemistry in the coma of a weakly outgassing comet 2015
• The Orion fingers: Near-IR adaptive optics imaging of an explosive protostellar outflow 2015
• Grand solar minima and maxima deduced from Be-10 and C-14: magnetic dynamo configuration and polarity reversal 2015
• The lost sunspot cycle: New support from Be-10 measurements 2015
• Centre-to-limb properties of small, photospheric quiet-Sun jets 2015
• ALMA observations of anisotropic dust mass loss in the inner circumstellar environment of the red supergiant VY Canis Majoris 2015
• The dense gas mass fraction in the W51 cloud and its protoclusters 2015
• ALMA sub-mm maser and dust distribution of VY Canis Majoris 2014
• X-ray emission from an FU Orionis star in early outburst: HBC 722 2014
• Molecular absorption in transition region spectral lines 2014
• An ALMA Early Science survey of molecular absorption lines toward PKS 1830-211 Analysis of the absorption profiles 2014
• Detection of chloronium and measurement of the Cl-35/Cl-37 isotopic ratio at z=0.89 toward PKS 1830-211 2014
• Hαspectroscopy and multiwavelength imaging of a solar flare caused by filament eruption 2014
• Chemical evolution of fluorine in the bulge High-resolution K-band spectra of giants in three fields 2014
• First use of synoptic vector magnetograms for global nonlinear, force-free coronal magnetic field models 2014
• Probing the jet base of the blazar PKS1830-211 from the chromatic variability of its lensed images Serendipitous ALMA observations of a strong gamma-ray flare 2013
• X-ray detection of GJ 581 and simultaneous UV observations 2013
• First comparison of wave observations from CoMP and AIA/SDO 2013
• Herschel observations of the Sagittarius B2 cores: Hydrides, warm CO, and cold dust 2013
• Spectral diagnostics with the SDO EVE flare lines 2013
• The filtering of interstellar dust in the solar system 2013
• Full-disk nonlinear force-free field extrapolation of SDO/HMI and SOLIS/VSM magnetograms 2013
• What can be learned from the seismology of a coronal loop using only a handful of frequencies? 2012
• On the origin of [Ne II] emission in young stars: mid-infrared and optical observations with the Very Large Telescope 2012
• An active region filament studied simultaneously in the chromosphere and photosphere II. Doppler velocities 2012
• The solar hydrogen Lyman alpha to Lyman beta line ratio 2012
• A 3D view of the outflow in the Orion Molecular Cloud 1 (OMC-1) 2012
• The flow of interstellar dust into the solar system 2012
• Magnetic field emergence in mesogranular-sized exploding granules observed with SUNRISE/IMaX data 2012
• Millimeter to X-ray flares from Sagittarius A 2012
• Siphon flow in a cool magnetic loop 2012
• Characterizing precursors to stellar clusters with Herschel 2011
• The Chromospheric Telescope 2011
• Searching for gas emission lines in Spitzer Infrared Spectrograph (IRS) spectra of young stars in Taurus 2011
• Star formation in the "Gulf of Mexico" 2011
• Nonlinear force-free field extrapolation in spherical geometry: improved boundary data treatment applied to a SOLIS/VSM vector magnetogram 2011
• Giving physical significance to the Hi-GAL data: determining the distance of cold dusty cores in the Milky Way 2011
• Sensitivity of p-mode absorption on magnetic region properties and kernel functions 2011
• Temperature variability in X-ray bright points observed with Hinode/XRT 2011
• Radiative emission of solar features in the Ca II K line: comparison of measurements and models 2010
• Gas morphology and energetics at the surface of PDRs: New insights with Herschel observations of NGC 7023 2010
• Herschel observations in the ultracompact HII region Mon R2 2010
• The origin of the [CII] emission in the S140 photon-dominated regions. New insights from HFI 2010
• Non-parametric modeling of the intra-cluster gas using APEX-SZ bolometer imaging data 2010
• A Herschel study of YSO evolutionary stages and formation timelines in two fields of the Hi-GAL survey 2010
• Clouds, filaments, and protostars: The Herschel Hi-GAL Milky Way 2010
• Detection of interstellar oxidaniumyl: Abundant H2O+ towards the star-forming regions DR21, Sgr B2, and NGC6334 2010
• HIFI observations of warm gas in DR21: Shock versus radiative heating 2010
• Herschel observations of the W43 "mini-starburst" 2010
• Mapping the column density and dust temperature structure of IRDCs with Herschel 2010
• The EUV spectrum of the Sun: long-term variations in the SOHO CDS NIS spectral responsivities 2010
• Imaging performance of multi-etalon bidimensional spectrometers 2010
• The solar photospheric abundance of carbon Analysis of atomic carbon lines with the CO5BOLD solar model 2010
• A multi-wavelength study of the young star V1118 Orionis in outburst 2010
• Exploring the P-cyc vs. P-rot relation with flux transport dynamo models of solar-like stars 2010
• Hard X-ray emission from a flare-related jet 2009
• Multi-frequency imaging of the galaxy cluster Abell 2163 using the Sunyaev-Zel'dovich effect 2009
• The LAEX and NASA portals for CoRoT public data 2009
• Spin-orbit misalignment in the HD80606 planetary system 2009
• The solar chromosphere at high resolution with IBIS IV. Dual-line evidence of heating in chromospheric network 2009
• Magnetic field strength of active region filaments 2009
• The solar chromosphere at high resolution with IBIS III. Comparison of Ca II K and Ca II 854.2 nm imaging 2009
• Evolution of an eruptive flare loop system 2009
• Photometric properties of resolved and unresolved magnetic elements 2009
• The solar chromosphere at high resolution with IBIS II. Acoustic shocks in the quiet internetwork and the role of magnetic fields 2009
• Cluster Abell 520: a perspective based on member galaxies A cluster forming at the crossing of three filaments? 2008
• Radiation transport of heliospheric Lyman-alpha from combined Cassini and Voyager data sets 2008
• Speckle interferometry with adaptive optics corrected solar data 2008
• The photospheric solar oxygen project - I. Abundance analysis of atomic lines and influence of atmospheric models 2008
• MgI emission lines at 12 and 18 mu m in K giants 2008
• Spectral irradiance variations: comparison between observations and the SATIRE model on solar rotation time scales 2008
• Characterization of Fabry-Perot interferometers and multi-etalon transmission profiles - The IBIS instrumental profile 2008
• The solar chromosphere at high resolution with IBIS - I. New insights from the Ca II 854.2 nm line 2008
• Discovery of a bipolar X-ray jet from the T Tauri star DG Tauri 2008
• The relative timing of supra-arcade downflows in solar flares 2007
• Herbig-haro jets in 3D: the HL/XZ tauri region 2007
• The XMM-Newton extended survey of the Taurus molecular cloud (XEST) 2007
• The first high-resolution x-ray spectrum of a Herbig star: AB Aurigae 2007
• X-rays from T Tauri: a test case for accreting T Tauri stars 2007
• X-rays from jet-driving protostars and T Tauri stars 2007
• On the reliability of the fractal dimension measure of solar magnetic features and on its variation with solar activity 2007
• Solar atmospheric oscillations and the chromospheric magnetic topology 2007
• X-rays from HH 210 in the Orion nebula 2006
• Wind clumping and the wind-wind collision zone in the Wolf-Rayet binary gamma(2) Velorum - XMM-Newton observations at high and low state 2004
• Radio spectra of a sample of X-ray selected BL Lacs 2004
• Flares from small to large: X-ray spectroscopy of Proxima Centauri with XMM-Newton 2004
• Acceleration of electrons by interacting CMEs 2004
• HST/STIS high resolution echelle spectra of alpha Centauri A (G2 V) 2004
• Parsec-scale Herbig-Haro outflows from intermediate mass stars 2004
• The peculiar nebula Simeis 57 - I. Ionized gas and dust extinction 2003
• Magnetic twist and writhe of active regions - On the origin of deformed flux tubes 2003
• A comment on "Regular structures of the solar photosphere" 2002
• Opacity in the upper atmosphere of AU Mic 2002
• High-resolution X-ray imaging of the colliding wind shock in WR 147 2002
• Transformation of spherical harmonic coefficients to ellipsoidal harmonic coefficients 2002
• What can HST-GHRS FeII observations of alpha Orionis (M2 lab) tell us about short-period heating? 2001
• Spectral imaging maps of AR Lacertae I. Results from IUE observations in 1994 October 2001
• Propagation of shock waves in the solar corona with 2-D loop structures 2000
• VLA observation of dMe stars 2000
• Temporary orbital capture of ejecta from comets and asteroids: Application to the Deep Impact experiment 2000
• Multiplicity of the HH 111 jet source: Hubble Space Telescope NICMOS images and VLA maps 1999
• The solar ultraviolet spectrum from 1200 angstrom to 1560 angstrom: a radiometric comparison between SUMER/SOHO and SOLSTICE/UARS 1999
• VLA observation of NVSS J191656+051126 1999
• Triggering of magnetic reconnection in the current sheet by shock waves 1997
• Ulysses observations of open and closed magnetic field lines within a coronal mass ejection 1996
• Flare energetics: Analysis of a large flare on YZ Canis Minoris observed simultaneously in the ultraviolet, optical and radio 1996
• Rotational modulation and flares on RS Canum Venaticorum and BY Draconis stars .19. Simultaneous IUE, ROSAT, VLA, and visual observations of TY Pyxidis 1996
• ON IOES EXCITATION AND THE ORIGIN OF JUPITER DECAMETRIC RADIATION 1994
• OBSERVATIONS OF INTERPLANETARY LYMAN-ALPHA WITH THE GALILEO ULTRAVIOLET SPECTROMETER - MULTIPLE-SCATTERING EFFECTS AT SOLAR MAXIMUM 1994
• ROTATIONAL MODULATION AND FLARES ON RS-CANUM-VENATICORUM AND BY-DRACONIS STARS .18. COORDINATED VLA, ROSAT, AND IUE OBSERVATIONS OF RS-CVN BINARIES 1994
• LINE-OF-SIGHT VELOCITY-MEASUREMENTS USING A DISSECTOR-TUBE .2. TIME VARIATIONS OF THE TANGENTIAL VELOCITY COMPONENT IN THE EVERSHED EFFECT 1993
• THE JOVIAN LEFT HAND POLARIZED RADIATION 1993
• LINE-OF-SIGHT VELOCITY-MEASUREMENTS USING A DISSECTOR-TUBE .1. AN INSTRUMENT DESCRIPTION 1993
• A MULTITRANSITION STUDY OF CARBON-MONOXIDE IN THE ORION A MOLECULAR CLOUD .2. (CO)-O-18 1993
• LINE-OF-SIGHT VELOCITY-MEASUREMENTS USING A DISSECTOR-TUBE .3. PROMINENCE OSCILLATIONS 1993
• PERIODICALLY SPACED FRAGMENTATION IN ORION-A 1991
• ROTATIONAL MODULATION AND FLARES ON RS CANUM VENATICORUM AND BY DRACONIS STARS .16. IUE SPECTROSCOPY AND VLA OBSERVATIONS OF GL-182 (=V-1005 ORIONIS) IN OCTOBER 1983 1991
• A MULTITRANSITION STUDY OF CARBON-MONOXIDE IN THE ORION-A MOLECULAR CLOUD 1990
• IUE OBSERVATIONS OF THE M-DWARFS CM-DRACONIS AND ROSSITER-137B - MAGNETIC ACTIVITY AT SATURATED LEVELS 1989
• MAGNETIC-STRUCTURE IN COOL STARS .16. EMISSIONS FROM THE OUTER ATMOSPHERES OF M-TYPE DWARFS 1989
• ROTATIONAL MODULATION AND FLARES ON RS CANUM VENATICORUM AND BY DRACONIS STARS .11. ULTRAVIOLET SPECTRAL IMAGES OF AR LACERTAE IN SEPTEMBER 1985 1989
• ROTATIONAL MODULATION AND FLARES ON RS CANUM VENATICORUM AND BY DRACONIS STARS .10. THE 1981 OCTOBER 3 FLARE ON V711 TAURI (=HR1099) 1989
• First gravity wave coincidence experiment between resonant cryogenic detectors: Louisiana-Rome-Stanford 1989
• ROTATIONAL MODULATION AND FLARES ON RS-CVN AND BY-DRA STARS .9. IUE SPECTROSCOPY AND PHOTOMETRY OF II-PEG AND V-711-TAU DURING FEBRUARY 1983 1988
• FAR-ULTRAVIOLET AND X-RAY-EMISSION OF THE LONG PERIOD RS-CVN STAR SIGMA-GEMINORUM 1988
• ULTRAVIOLET EMISSION-LINES AND OPTICAL PHOTOMETRY OF THE FLARE STAR AT MICROSCOPII 1988
• ROTATIONAL MODULATION AND FLARES ON RS-CVN AND BY-DRA STARS .4. THE SPATIALLY RESOLVED CHROMOSPHERE OF AR LACERTAE 1987
• ROTATIONAL MODULATION AND FLARES ON RS CVN AND BY DRA STARS .6. PHYSICAL PARAMETERS OF THE CHROMOSPHERES TRANSITION REGIONS OF V711-TAU (HR-1099), II-PEG AND AR LAC DURING OCTOBER 1981 1987
• ROTATIONAL MODULATION AND FLARES ON RS CVN AND BY DRA STARS .3. IUE OBSERVATIONS OF V711 TAU (=HR 1099), II PEG, AND AR LAC 1987
• ROTATIONAL MODULATION AND FLARES ON RS CVN AND BY DRA SYSTEMS .2. IUE OBSERVATIONS OF BY DRACONIS AND AU MICROSCOPII 1987
• ROTATIONAL MODULATION AND FLARES ON RS-CVN AND BY-DRA-TYPE STARS .1. PHOTOMETRY AND SPOT MODELS FOR BY-DRA, AU-MIC, AR-LAC, II-PEG AND V711-TAU (=HR-1099) 1986
• THE JET AND ENERGY-SOURCE OF HH-34 1986
• H2O AND OH MASER EMISSION FROM BRIGHT IRAS GALAXIES 1986
• DETECTION OF EXTRAGALACTIC CS 1985
• HR976 AND 4C34.13 - AN X-RAY ODD COUPLE 1980
• ACCRETION OF GAMMA-GREATER-THAN 5-3 GAS BY A SCHWARZSCHILD BLACK-HOLE 1978
• HELIUM TRIPLET-TO-SINGLET RATIO IN T-TAURI STARS 1978
• UPPER LIMITS ON EXTREME ULTRAVIOLET-RADIATION FROM NEARBY MAIN-SEQUENCE AND SUBGIANT STARS 1978

Research

keywords

• 0201 Astronomical and Space Sciences