161 search results for “black henk” in the Staff website
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Caitlin Black
Science
c.e.black@cml.leidenuniv.nl | +31 71 527 2727
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Lindsay Black
Faculty of Humanities
l.black@hum.leidenuniv.nl | +31 71 527 2218
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Henk Overbeek
Faculteit der Sociale Wetenschappen
h.w.overbeek@fsw.leidenuniv.nl | +31 71 527 2727
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Henk Staats
Faculteit der Sociale Wetenschappen
h.j.a.m.staats@fsw.leidenuniv.nl | +31 71 527 4104
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Henk Blezer
Faculty of Humanities
h.w.a.blezer@hum.leidenuniv.nl | +31 70 800 9950
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Henk Vording
Faculteit Rechtsgeleerdheid
h.vording@law.leidenuniv.nl | +31 71 527 7852
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Henk Dekker
Faculteit der Sociale Wetenschappen
dekkerh@fsw.leidenuniv.nl | +31 6 2252 9650
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Henk Wilke
Faculteit der Sociale Wetenschappen
h.a.m.wilke@fsw.leidenuniv.nl | +31 71 527 2727
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Henk Ellert
Universitair Facilitair Bedrijf
h.ellert@ufb.leidenuniv.nl | +31 71 527 3066
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Henk Zoomers
Faculty of Humanities
h.c.m.zoomers@hum.leidenuniv.nl | +31 71 527 1646
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Henk Tromp
Faculteit der Sociale Wetenschappen
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Henk Borgdorff
Faculty of Humanities
h.a.borgdorff@hum.leidenuniv.nl | +31 71 527 2727
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Henk Buisman
Science
buisman@physics.leidenuniv.nl | +31 71 527 1715
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Henk Tjalsma
Expertisecentrum SOZ
h.d.tjalsma@sea.leidenuniv.nl | +31 71 527 N/A
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Henk Langeveld
ICT Shared Service Centre
j.h.langeveld@issc.leidenuniv.nl | +31 71 527 2727
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Karwan Fatah-Black
Faculty of Humanities
k.j.fatah@hum.leidenuniv.nl | +31 71 527 2666
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Henk Kern
Faculty of Humanities
j.h.c.kern@hum.leidenuniv.nl | +31 71 527 2764
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Henk Hoekstra
Science
hoekstra@strw.leidenuniv.nl | +31 71 527 5594
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Henk Snijders
Faculteit Rechtsgeleerdheid
h.j.snijders@law.leidenuniv.nl | +31 71 527 2727
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Henk Kelderman
Faculteit der Sociale Wetenschappen
h.kelderman@fsw.leidenuniv.nl | +31 71 527 2727
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Silke Henkes
Science
shenkes@lorentz.leidenuniv.nl | +31 71 527 5501
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Leonie Henkes
Faculty of Humanities
l.c.f.henkes@hum.leidenuniv.nl | +31 71 527 2727
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Henk van der Pol
Science
h.van.der.pol@math.leidenuniv.nl | +31 71 527 2727
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Henk de Jong
Faculty Governance and Global Affairs
h.de.jong@fgga.leidenuniv.nl | +31 70 800 9400
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Henk van Meijgaarden
Universitair Facilitair Bedrijf
h.h.van.meijgaarden@ufb.leidenuniv.nl | +31 71 527 2300
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Henk van Duijn
ICT Shared Service Centre
h.van.duijn@issc.leidenuniv.nl | +31 6 3978 8511
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Henk-Jan Guchelaar
Science
h.j.guchelaar@lumc.nl | +31 71 526 2790
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Supermassive Black Holes
Lecture, Studium Generale
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Henk Schulte Nordholt
Faculty of Humanities
schultenordholt@kitlv.nl | +31 71 527 2727
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Henk van Steenbergen
Faculteit der Sociale Wetenschappen
hvansteenbergen@fsw.leidenuniv.nl | +31 71 527 3655
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Henk te Velde
Faculty of Humanities
h.te.velde@hum.leidenuniv.nl | +31 71 527 2697
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On a quest to discover where stellar-mass black holes merge
PhD defence
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Algorithm Design for Mixed-Integer Black-Box Optimization Problems with Uncertainty
PhD defence
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Finding the origin of giant black holes
‘Space Antenna LISA will open an unprecedented window on the Universe,’ says astronomer Elena Maria Rossi. The mission will be the first one to detect Gravitational Waves from space. These can tell us more about the beginning of our Universe and the formation of black holes. With an NWO grant of twelve…
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Dutch researchers uncover hidden supermassive black hole
An international team of astronomers led by Violeta Gámez Rosas (Leiden University) has observed a supermassive black hole hidden in a ring of dust. This discovery fits the idea that the so-called active centers of galaxies are much more similar than observations show, because the viewing angle from…
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Elena Maria Rossi continues her search for the origins of the largest black holes, but now as a professor
Elena Maria Rossi is fascinated by black holes. Her appointment as a professor was a long-held wish, partly because there are so few female professors in her field. ‘My appointment is also a milestone for the Leiden Observatory.’
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First photo of black hole at the heart of our Galaxy
Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.
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Black hole one year later: proof of a persistent shadow
The brightness peak of the ring around M87's supermassive black hole has shifted 30 degrees counterclockwise in a year. This is shown by new images released by the Event Horizon Telescope consortium.
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Dutch astronomers observe giant jets emanating from black hole
An international team of astronomers led by Dutch scientist Martijn Oei has discovered the largest pair of jets from a black hole ever seen. The 'jumbojets' extend a combined length of 140 Milky Ways. The Leiden Observatory played a prominent role in this research. The publication will feature on the…
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Henk-Jan Guchelaar temporary member of LUMC Board of Directors and interim Dean of the Faculty of Medicine
Organisation
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Scientists discover the largest stellar black hole in the Milky Way
A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…
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Black holes are sometimes gigantic volcanoes. Martijn Oei earned his PhD on the subject, with honours
Not everything that comes close to a black hole is swallowed by it. Black holes can also hurl material away, and that chance turns out to be considerably bigger than previously thought. Martijn Oei's accidental discovery and his subsequent research on it earned him a cum laude promotion on 12 Decemb…
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Motion of stars near Milky Way's central black hole is only predictable for few hundred years
The orbits of 27 stars orbiting closely around the black hole at the center of our Milky Way are very chaotic. As a result, researchers cannot predict with confidence where they will be in about 462 years. ‘That is astonishingly short,’ says astronomer Simon Portegies Zwart who collaborated on the r…
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Greedy Supermassive Black Holes
Lecture, Oort lecture
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Emergency Services Coordinators
Faculties and other organisational units have their own emergency response coordinators (BHV). Below is an overview of all the University’s BHV coordinators, and a link to their full contact details.
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Supermassive Black Holes and Where to Find Them
Lecture, Oort lecture
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Telephony coordinators
Your telephony coordinator is authorised to approve a name change or process your application for a new connection or telephone number.
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Emergent Space-Time, Black Holes and Quantum Information
PhD defence
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Zooming in on Black Holes with a telescope the size of planet Earth
Lecture, Kaiser Spring Lecture
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PhD candidates
Are you a PhD candidate, and is there something you’d prefer to discuss with someone other than your thesis director or supervisor? The confidential counsellor for PhD candidates is here to help. You can speak to him/her in confidence and receive advice. If you experience symptoms of physical or mental…