Department of AstrophysicsDepartment of Astrophysics

White dwarfs Astroparticle physics White dwarfs Astroparticle physics

Partner in NOVAPartner in NOVA

Secr: Cisca CustersSecr: Cisca Custerssecr@astro.ru.nlsecr@astro.ru.nl

Chair: Prof. Jan KuijpersChair: Prof. Jan Kuijperskuijpers@astro.ru.nlkuijpers@astro.ru.nl

www.astro.ru.nlwww.astro.ru.nl

1. Galactic white dwarf binaries

Charting the Galactic population of white dwarf binaries

How: - Wide field camera surveys * INT (La Palma): Faint Sky Variability Survey & Hα Survey of Galactic plane (IPHAS) * VST (Paranal): Omegawhite & UVEX - Phase resolved spectroscopy & photometry - Population synthesis

Who: Paul Groot, Luisa Morales-Rueda, Gijs Nelemans, Gijs Roelofs, Else van den Besselaar, Wilbert van Ham, Richard Hijmering.

White dwarf binaryWhite dwarf binary

Dr. Luisa Morales RuedaDr. Luisa Morales RuedaDiscovering WD binariesDiscovering WD binaries

Colour diagramsColour diagramsof FSVS: of FSVS: non-variable, non-variable, variable point sourcesvariable point sourcesand their ratioand their ratio

Drs. Else Drs. Else van den Besselaarvan den Besselaar

Unravelling binariesUnravelling binaries

Combined red + white dwarf

Single white dwarf Single red dwarf

SDSS spectrum

The Galactic Population The Galactic Population of Compact Binariesof Compact Binaries

AHot Spot

Mass transfer in a binary starMass transfer in a binary star

The VLTThe VLT

The dataThe data

Drs. Gijs RoelofsDrs. Gijs Roelofs

GWs from binariesGWs from binaries

Dr. Gijs NelemansDr. Gijs NelemansVeni-recipientVeni-recipient

DROIDSDROIDS

The next generation cryogenic detector for X-rays and UV-VIS

Noordwijk: Science Payload and Advanced Concept Office Noordwijk: Science Payload and Advanced Concept Office ESTEC/ESAESTEC/ESA

When: 2007

Drs. Richard HijmeringDrs. Richard Hijmering

Spectral imaging withDistributed Read-Out Imaging Devices

Drs. Wilbert van HamDrs. Wilbert van Ham

Eclipse mapping of Eclipse mapping of accretion discs withaccretion discs withS-CamS-Cam

SuperconductingJosephson junctions

X-ShooterX-Shooter

The world's most advanced spectrograph on the world's most advanced telescope: the ESO-VLT

0.3 – 2.5 micron, simultaneously0.3 – 2.5 micron, simultaneously

Nijmegen: Astrophysics + Technocenter: Cryostat of the nIR arm

Netherlands: Near infrared arm (2 Meuro)

When: On the telescope in 2008

Dr. Paul GrootDr. Paul GrootVIDI recipientVIDI recipient

2. Astro Particle Physics

High Energy Astrophysics of cosmic rays, neutron stars, pulsars, black holes and gravitational waves

How: - WSRT, LOPES, LOFAR, AUGER - Theory: plasma astrophysics, general relativity - Cooperation EHEF & ThHEF

Who: Jan Kuijpers, Heino Falcke, Martin van den Akker, Stijn Buitink,

Andreas Horneffer, Sven Lafèbre, Joachim Moortgat, Andreas Nigl, Jelena Petrovic, Roy Smits.

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are needed to see this picture.

High energy astrophysicsHigh energy astrophysics

Gravitational wave ripple in fabric of space-timeGravitational wave ripple in fabric of space-time

Drs. Roy SmitsDrs. Roy Smits

Pulsars observedPulsars observedwith with

WSRT and GMRTWSRT and GMRT

Drifting sub-pulse caroussel

Drs. Pui-Kei FungDrs. Pui-Kei Fung

Radio pulsars explainedRadio pulsars explained

Free-Electron LaserSimulation of pulsar emission

Drs. JoachimDrs. JoachimMoortgatMoortgatInteraction GWsInteraction GWswith matter:with matter:Observing GWObserving GWwith LOFARwith LOFAR

Drs. Martin van den AkkerDrs. Martin van den AkkerCERN muon detectorCERN muon detectoras muon telescopeas muon telescope

Sky distribution of muons: no point sources

Dr. Jelena PetrovicDr. Jelena Petrovic

Monte Carlo simulationsMonte Carlo simulationsof CR radio pulsesof CR radio pulses

Drs. Sven LafèbreDrs. Sven Lafèbre

CR detection with CR detection with LOPESLOPES

Radio emissiondependence on primary particle energy

Drs. Stijn BuitinkDrs. Stijn Buitink

Thunderstorms Thunderstorms and and

CR radio emissionCR radio emission

Enhanced radio emissionduring thunderstorms

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Io-induced emission

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beam direction towards Jupiter

Ir. Andreas NiglIr. Andreas Nigl

LOFAR: JupiterLOFAR: Jupiter

Detectors forDetectors forCR radio emissionCR radio emission

Dr. Andreas HornefferDr. Andreas Horneffer

Enjoying hisfirst naturearticle!!

Prof. Dr. Heino FalckeProf. Dr. Heino FalckeRecipient of Recipient of

Ludwig-Biermann-prizeLudwig-Biermann-prizeGeosynchrotronGeosynchrotron

Radio emission from CRSRadio emission from CRS

QuickTime™ and aYUV420 codec decompressor

are needed to see this picture.

Nature, 435, 313, 2005

Prof. Dr. Pascale Prof. Dr. Pascale EhrenfreundEhrenfreund

Recipient of 1stRecipient of 1stvernieuwingsimpulsvernieuwingsimpuls

AstrobiologyAstrobiology

Producing lifein a bottle?

Prof. Conny AertsProf. Conny Aerts

Music Music from from

the starsthe stars

Looking into the heart of a massive star for the first time ever!

Dr. Ulrich SchwarzDr. Ulrich Schwarz

High-velocity cloudsHigh-velocity cloudsin the Galaxyin the Galaxy

Galactic fountainorExtragalactic accretion?

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Masters projects 1

Lianne Muijres, Eveline Schaekens,Marnix Theijssen, Vincent Klein-Breteler, Haili Hu

Magnetars

Knot in Crab

Gravetars?

Alfvenicheating

Extrasolarplanets

Erik RijshouwerErik RijshouwerTUETUE

RobotiseringRobotisering35cm telescoop35cm telescoop

Pictures with 35 cm reflector by Harm SchoorlemmerRing nebula Orion nebula Pinwheel galaxy

Masters projects 2

Studenten-bachelorsprojecten 1Studenten-bachelorsprojecten 1Polarisatie CR radio straling:

Pim Schellart;Calibratie radio antennes:

Andra Versteeg, Sandra Petrovic, Jaap Kroes;

Magnetische lusantennes: Karel Kok, Stefan Jansen;

Kosmische straling: Ralph Breuer.

Studenten-bachelorsprojecten 2Studenten-bachelorsprojecten 2

ZonnespectrograafZonnespectrograafKars Verbeek en Kars Verbeek en Harm SchoorlemmerHarm Schoorlemmer

Hoge-snelheidswolken:Hoge-snelheidswolken:Lieke van Spaandonk, Lieke van Spaandonk, Daniel van Wassem, Bart Buijs Daniel van Wassem, Bart Buijs

SterspectrograafSterspectrograafHans Coppens,Hans Coppens,Former vd PloegFormer vd Ploeg

Bachelor collegesBachelor colleges

Jaar 1Jaar 1• Optica en Sterrenkijker 1 & 2 (3 ec) prof. Kuijpers et al.Optica en Sterrenkijker 1 & 2 (3 ec) prof. Kuijpers et al.• Kaleidoscoop Sterrenkunde (3 ec) prof. Kuijpers Kaleidoscoop Sterrenkunde (3 ec) prof. Kuijpers • Observationele Sterrenkunde (3 ec) dr Groot Observationele Sterrenkunde (3 ec) dr Groot • Newtoniaanse Kosmologie (3 ec) prof. Kuijpers Newtoniaanse Kosmologie (3 ec) prof. Kuijpers

Jaar 2Jaar 2• Planetenstelsel dr Groot 3 ec Planetenstelsel dr Groot 3 ec • Sterevolutie dr Groot 3 ecSterevolutie dr Groot 3 ec• Astrobiologie prof. Ehrenfreund 3 ecAstrobiologie prof. Ehrenfreund 3 ec• Project 14 ecProject 14 ec

Jaar 3Jaar 3• Project vervolg Project vervolg • Kosmische magneetvelden prof. Kuijpers 6 ecKosmische magneetvelden prof. Kuijpers 6 ec• Asteroseismologie prof. Aerts 6 ecAsteroseismologie prof. Aerts 6 ec• ART + Vroege Heelal prof. Kleiss + Kuijpers 6 ecART + Vroege Heelal prof. Kleiss + Kuijpers 6 ec

Graduate ProgrammeGraduate Programme

in Astrophysicsin Astrophysics

High Energy AstrophysicsHigh Energy Astrophysics• 60 ects Thesis project (observ./theoret./abroad)60 ects Thesis project (observ./theoret./abroad)• 6 ects Accreting compact objects6 ects Accreting compact objects• 6 ects Radio pulsars6 ects Radio pulsars• 6 ects Black holes6 ects Black holes• 4 ects Telescope observing4 ects Telescope observing• 6 ects New windows on the universe6 ects New windows on the universe• 6 ects Interacademiae course6 ects Interacademiae course