Publications (100)
AD Leo from X-Rays to Radio: Are Flares Responsible for the Heating of Stellar Coronae?
M. Guedel, M. Audard, E. F. Guinan +4
Detection of the Neupert Effect in the Corona of an RS CVn Binary System by XMM-Newton and the VLA
M. Guedel, M. Audard, K. W. Smith +3
Effects of X-ray irradiation and disk flaring on the [NeII] 12.8 micron emission from young stellar objects
E. Schisano, B. Ercolano, M. Guedel
XMM-Newton X-ray Observations of the Wolf-Rayet Binary System WR 147
S. L. Skinner, S. A. Zhekov, M. Guedel +1
Evidence for an X-Ray Jet in DG Tau A?
M. Guedel, S. L. Skinner, K. R. Briggs +3
The solar model problem resurrected
M. Asplund, N. Grevesse, M. Guedel +1
Magma oceans and enhanced volcanism on TRAPPIST-1 planets due to induction heating
K. G. Kislyakova, L. Noack, C. P. Johnstone +6
A statistical analysis of X-ray variability in pre-main sequence objects of the Taurus Molecular Cloud
B. Stelzer, E. Flaccomio, K. Briggs +5
Life Beyond the Solar System: Space Weather and Its Impact on Habitable Worlds
V. S. Airapetian, W. C. Danchi, C. F. Dong +33
On the origin of [Ne II] emission in young stars: mid-infrared and optical observations with the Very Large Telescope
C. Baldovin-Saavedra, M. Audard, A. Carmona +5
The X-ray spectra of the flaring and quiescent states of AT Microscopii observed by XMM-Newton
A. J. J. Raassen, R. Mewe, M. Audard +1
First Light Measurements with the XMM-Newton Reflection Grating Spectrometers: Evidence for an Inverse First Ionisation Potential Effect and Anomalous Ne A bundance in the Coronae of HR 1099
A. C. Brinkman, E. Behar, M. Guedel +15
The Unusual X-ray Spectrum of FU Orionis
S. L. Skinner, K. R. Briggs, M. Guedel
Reconstructing Extreme Space Weather from Planet Hosting Stars
V. S. Airapetian, V. Adibekyan, M. Ansdell +80
VLBI observations of two single dMe stars: spatial resolution and astrometry
M. R. Pestalozzi, A. O. Benz, J. E. Conway +1
Chandra and Spitzer Imaging of the Infrared Cluster in NGC 2071
S. L. Skinner, K. R. Sokal, S. T. Megeath +5
The first high-resolution X-ray spectrum of a Herbig Star: The case of AB Aurigae
A. Telleschi, M. Guedel, K. R. Briggs +3
Million-Degree Plasma Pervading the Extended Orion Nebula
M. Guedel, K. R. Briggs, T. Montmerle +3
The roAp star $α$ Circini as seen by BRITE-Constellation
W. W. Weiss, H. -E. Fröhlich, A. Pigulski +25
The X-ray soft excess in classical T Tauri stars
M. Guedel, A. Telleschi
X-Ray Spectroscopy of Stars
M. Guedel, Y. Naze
An outflow origin of the [NeII] emission in the T Tau triplet
R. van Boekel, M. Guedel, Th. Henning +2
X-ray Spectroscopy of Cool Stars
M. Guedel
X-ray Emission from Nitrogen-Type Wolf-Rayet Stars
S. L. Skinner, S. A. Zhekov, M. Guedel +2
Physics of Stellar Coronae
M. Guedel
HST FUV imaging of DG Tau: Fluorescent molecular hydrogen emission from the wide angle outflow
P. C. Schneider, J. Eisloeffel, M. Guedel +4
The Chandra LETG and XMM-Newton Spectra of HR 1099
M. Audard, M. Guedel, R. L. J. van der Meer
Characterising exoplanets and their environment with UV transmission spectroscopy
L. Fossati, V. Bourrier, D. Ehrenreich +36
The Bipolar X-Ray Jet of the Classical T Tauri Star DG Tau
M. Guedel, M. Audard, F. Bacciotti +18
On the circum(sub)stellar environment of brown dwarfs in Taurus
S. Guieu, C. Pinte, J. -L. Monin +8
A Deep Look at the T-Type Brown Dwarf Binary $ε$ Indi Bab with Chandra and ATCA
M. Audard, A. Brown, K. R. Briggs +3
Evolution of the Solar Activity over Time and Effects on Planetary Atmospheres: I. High-energy Irradiances (1-1700 A)
I. Ribas, E. F. Guinan, M. Guedel +1
DN Tauri - coronal activity and accretion in a young low-mass CTTS
J. Robrade, M. Guedel, H. M. Guenther +1
Estimating the frequency of extremely energetic solar events, based on solar, stellar, lunar, and terrestrial records
C. J. Schrijver, J. Beer, U. Baltensperger +9
ORIGIN: Metal Creation and Evolution from the Cosmic Dawn
J. W. den Herder, L. Piro, T. Ohashi +156
Are Coronae of Magnetically Active Stars Heated by Flares? III. Analytical Distribution of Superimposed Flares
K. Arzner, M. Guedel
High resolution X-Ray spectroscopy of Zeta Puppis with the XMM-Newton Reflection Grating Spectrometer
S. M. Kahn, M. A. Leutenegger, J. Cottam +5
The Taurus Spitzer Survey: New Candidate Taurus Members Selected Using Sensitive Mid-Infrared Photometry
L. M. Rebull, D. L. Padgett, C. -E. McCabe +31
X-ray Emission from T Tauri Stars and the Role of Accretion: Inferences from the XMM-Newton Extended Survey of the Taurus Molecular Cloud
A. Telleschi, M. Guedel, K. R. Briggs +2
XMM-Newton and VLA Observations of the Variable Wolf-Rayet Star EZ CMa: Evidence for a Close Companion?
S. L. Skinner, S. A. Zhekov, M. Guedel +1
Are stellar coronae optically thin in X-rays? - A systematic investigation of opacity effects
J. -U. Ness, J. H. M. M. Schmitt, M. Audard +2
Observations of a Radio-quiet Solar Preflare
A. O. Benz, M. Battaglia, M. Guedel
X-Ray Spectral Variability During an Outburst in V1118 Ori
M. Audard, M. Guedel, S. L. Skinner +5
Accretion and Outflow-Related X-Rays in T Tauri Stars
M. Guedel, K. Briggs, K. Arzner +22
X-rays from T Tau: A test case for accreting T Tauri stars
M. Guedel, S. L. Skinner, S. Yu. Mel'nikov +3
A Study of the Coronal Plasma in RS CVn binary systems
M. Audard, M. Guedel, A. Sres +5
Consistent dust and gas models for protoplanetary disks IV. A panchromatic view of protoplanetary disks
O. Dionatos, P. Woitke, M. Guedel +17
DIGIT survey of far-infrared lines from protoplanetary disks I
D. Fedele, S. Bruderer, E. F. van Dishoeck +10
HST FUV C IV observations of the hot DG Tauri jet
P. C. Schneider, J. Eisloeffel, M. Guedel +4
The Sun in Time: Activity and Environment
M. Guedel
The disk-bearing young star IM Lup
H. M. Guenther, S. P. Matt, J. H. M. M. Schmitt +3
Stellar Coronae with \textit{XMM-Newton} RGS. I. Coronal Structure
M. Guedel, M. Audard, A. J. den Boggende +16
X-rays from jet-driving protostars and T Tauri stars
M. Guedel, A. Telleschi, M. Audard +4
Astrophysical Conditions for Planetary Habitability
M. Guedel, R. Dvorak, N. Erkaev +7
The large-scale disk fraction of brown dwarfs in the Taurus cloud as measured with Spitzer
J. -L. Monin, S. Guieu, C. Pinte +14
The X-ray activity-rotation relation of T Tauri stars in Taurus-Auriga
K. R. Briggs, M. Guedel, A. Telleschi +9
High-resolution X-ray spectroscopy of Procyon by Chandra and XMM-Newton
A. J. J. Raassen, R. Mewe, M. Audard +6
Flare and quiescent X-ray emission from Sigma Geminorum
R. Nordon, E. Behar, M. Guedel
XMM-Newton Probes the Solar Past: Coronal Abundances of Solar Analogs at Different Ages
M. Guedel, M. Audard, A. Sres +5
Modeling an X-ray Flare on Proxima Centauri: evidence of two flaring loop components and of two heating mechanisms at work
F. Reale, M. Guedel, G. Peres +1
Attacking the X-ray emission properties of young stars with the Sword of Orion
K. R. Briggs, M. Guedel, M. Audard +1
Relationship between X-ray and ultraviolet emission of flares from dMe stars observed by XMM-Newton
U. Mitra-Kraev, L. K. Harra, M. Guedel +6
Flares from small to large: X-ray spectroscopy of Proxima Centauri with XMM-Newton
M. Guedel, M. Audard, F. Reale +2
X-rays from young stars - a summary of highlights from the XMM-Newton Extended Survey of the Taurus Molecular Cloud (XEST)
M. Guedel
XMM-Newton Detection of Hard X-ray Emission in the Nitrogen-Type Wolf-Rayet Star WR110
S. L. Skinner, S. A. Zhekov, M. Guedel +1
ALMA detects a radial disk wind in DG Tau
M. Guedel, C. Eibensteiner, O. Dionatos +7
The XMM-Newton Extended Survey of the Taurus Molecular Cloud (XEST)
M. Guedel, K. R. Briggs, K. Arzner +18
X-ray emission from the young brown dwarfs of the Taurus Molecular Cloud
N. Grosso, K. R. Briggs, M. Guedel +9
Observations of Binary and Single Wolf-Rayet Stars with XMM-Newton and Chandra
S. Skinner, M. Guedel, W. Schmutz +1
A Mid-Infrared Spitzer Study of the Herbig Be Star R Mon and the Associated HH 39 Herbig-Haro Object
M. Audard, S. Skinner, M. Guedel +3
VLBI observations of T Tauri S
K. W. Smith, M. Pestalozzi, M. Guedel +2
X-Ray Polarization of Solar Flares Measured with Rhessi
E. Suarez-Garcia, W. Hajdas, C. Wigger +4
A Chandra X-ray detection of the L dwarf binary Kelu-1: Simultaneous Chandra and Very Large Array observations
M. Audard, R. A. Osten, A. Brown +4
An XMM-Newton Study of the Coronae of $Ï^2$ Coronae Borealis
J. A. Suh, M. Audard, M. Guedel +1
Spot the differences: The X-ray spectrum of SU Aur compared to TW Hya
K. Smith, M. Audard, M. Guedel +2
EChO - Exoplanet Characterisation Observatory
G. Tinetti, J. P. Beaulieu, T. Henning +131
Coronal abundances of X-ray bright pre-main sequence stars in the Taurus Molecular Cloud
L. Scelsi, A. Maggio, G. Micela +2
Direct evidence of a full dipole flip during the magnetic cycle of a sun-like star
S. Boro Saikia, T. Lueftinger, S. V Jeffers +9
The Taurus Molecular Cloud: Multi-Wavelength Surveys with XMM-Newton, the Spitzer Space Telescope, and CFHT
M. Guedel, D. L. Padgett, C. Dougados
Spectral properties of X-ray bright variable sources in the Taurus Molecular Cloud
E. Franciosini, I. Pillitteri, B. Stelzer +7
A Study of the Coronal Plasma in RS CVn binary systems: HR 1099 and co
M. Audard, M. Guedel, A. Sres +5
AD Leonis: Flares observed by XMM-Newton and Chandra
E. J. M. van den Besselaar, A. J. J. Raassen, R. Mewe +3
Identifying the "true" radius of the hot sub-Neptune CoRoT-24b by mass loss modelling
H. Lammer, N. V. Erkaev, L. Fossati +8
A Chandra Observation of the Eclipsing Wolf-Rayet Binary CQ Cep
S. L. Skinner, S. A. Zhekov, M. Guedel +1
BRITE-Constellation: Nanosatellites for Precision Photometry of Bright Stars
W. W. Weiss, A. F. J. Moffat, A. Schwarzenberg-Czerny +15
Chandra Evidence for Extended X-ray Structure in RY Tau
S. L. Skinner, M. Audard, M. Guedel
Emission Measure Distribution and Abundances Measurements During High-T Flares
R. Nordon, E. Behar, M. Guedel
On the origin of [NeII] 12.81 micron emission from pre-main sequence stars: Disks, jets, and accretion
M. Guedel, F. Lahuis, K. R. Briggs +6
Wind clumping and the wind-wind collision zone in the Wolf-Rayet binary gamma Velorum
H. Schild, M. Guedel, R. Mewe +7
On Temperature and Abundance Effects During an X-Ray Flare on Sigma Geminorum
R. Nordon, E. Behar, M. Guedel
High Resolution X-ray Spectroscopy of T Tauri Stars in the Taurus-Auriga Complex
A. Telleschi, M. Guedel, K. R. Briggs +2
New Perspectives on the X-ray Emission of HD 104237 and Other Nearby Herbig Ae/Be Stars from XMM-Newton and Chandra
S. Skinner, M. Guedel, M. Audard +1
Simultaneous X-ray spectroscopy of YY Gem with Chandra and XMM-Newton
B. Stelzer, V. Burwitz, M. Audard +7
Young stellar objects from soft to hard X-rays
M. Guedel
Stellar Coronae with \textit{XMM-Newton} RGS. II. X-ray Variability
M. Audard, M. Guedel, A. J. den Boggende +16
Discovery of a bipolar X-ray jet from the T Tauri star DG Tau
M. Guedel, S. L. Skinner, M. Audard +2
Coronal Evolution of the Sun in Time: High-Resolution X-Ray Spectroscopy of Solar Analogs with Different Ages
A. Telleschi, M. Guedel, K. Briggs +3
Flares observed with XMM-Newton and the VLA
K. W. Smith, M. Guedel, M. Audard
Stellar Flares and Coronal Structure
M. Guedel
A Systematic Spectroscopic X-Ray Study of Stellar Coronae with XMM-Newton: Early Results
M. Guedel, M. Audard, K. W. Smith +10