421 search results for “sun and spelen versie” in the Public website
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Online exhibition
TEXTS FROM ANCIENT EGYPT. Highlights from the Collection of the Leiden Papyrological Institute. Online exhibition on the occasion of the 80th anniversary of the foundation ‘Het Leids Papyrologisch Instituut’ in 2015.
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Measuring the pull of gravity on a micron-sized particle
Tjerk Oosterkamp of the Leiden Institute of Physics managed to do the first-ever measurement of gravity on a tiny particle - just 0.43 milligrams - where the quantum regime starts. He explains in Physics World why this is so challenging.
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Book Review of Sofia Ranchordas’ scholarship in the American Journal of Comparative Law
The prestigious American Journal of Comparative Law (2016, pp. 790-4) just published a book review of Sofia Ranchordas monograph ‘Constitutional Sunsets and Experimental Legislation’ (Edward Elgar). The book is partially based on her PhD dissertation for which she was awarded a cum laude doctorate degree…
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Is the Netherlands a tax haven or not?
No, the Netherlands is not a tax haven, the new State Secretary for Tax Affairs Marnix van Rij said shortly after his introductory meeting with Dutch Prime Minister Rutte. Yet there are numerous reports that describe the Netherlands' role as a tax haven.
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Alice Twemlow wins Simon Mari Pruys prize for design criticism
On Saturday November 16 Alice Twemlow was awarded the Simon Mari Pruys prize for design criticism for her essay ‘Conflicting Definitions of Key Terms’.
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Honorary doctorate for Canadian-American astrophysicist Sara Seager
Leiden University will confer an honorary doctorate on astrophysicist Sara Seager for her work on exoplanets.
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On the Pathology of Focal Segmental Glomerulosclerosis
PhD defence
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Mechano-transduction mediated by integrin-based adhesion complexes
PhD defence
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Spin-off from astronomy: measuring water pollution with your mobile
Leiden astronomers and ecologists are developing an instrument that lets people measure the quality of surface water with a smartphone.This international citizen science project, MONOCLE, is a collaboration between scientists and local people in Tanzania, Brazil and four European countries.
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Sustainability and energy: AI research in Leiden, Delft and Rotterdam
From energy transition to the nitrogen crisis: artificial intelligence can be of great help. Researchers from the three universities in Zuid-Holland are seizing the opportunity. Three of them talk about collaborative research in the AI for Energy and Sustainability focus group within the Zuid-Holland…
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Forum Essays
Forum essays provide a framework for intellectual exchange and debate about the role of diplomacy around a particular theme. The essays are argumentative contributions and are shorter than research articles.
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Light-activatable metallodrugs and metal-functionalized liposomes
Metal-containing molecules combine geometrical features and a reactivity that are inherently different from that of organic molecules. My research focuses on light-activatable metal-based anticancer drugs and metal-functionalized liposomes. Light is a very selective way to activate photosensitive drugs…
- Week 3: 21–27 January
- China's Diplomacy
- Humanities
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Celebrating the International Day of Light in the Old Observatory
On 16 May the first International Day of Light was celebrated all around the globe. Initiated by UNESCO, organisations in 87 different countries set up a total of more than 600 events to embrace the vital role of light and related technologies in science. In the Old Observatory in Leiden visitors could…
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2011 Leiden Centre for Global Heritage
A Centre for Global Heritage will be set up at Leiden University, that integrates the unique global breadth and quality of academic expertise at the University and the Leiden Museums with the global infrastructure of practical consultancy expertise built up over the past years by the Centre for International…
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Celebrating the International Day of Light in the Old Observatory
On 16 May the first International Day of Light was celebrated all around the globe. Initiated by UNESCO, organisations in 87 different countries set up a total of more than 600 events to embrace the vital role of light and related technologies in science. In the Old Observatory in Leiden visitors could…
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Leiden Observatory comet research goes viral
From Mexico and Indonesia to China and Italy: people from all over the world read about the Leiden Observatory publication on the birthplace of comets. This research suggests that all comets in our solar system might come from the same place: a specific range in the flat disk of dust and gas that once…
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Is extraction of raw materials in space allowed?
Asteroids, pieces of matter orbiting round the sun, have turned out to be extremely valuable. Asteroid Psyche contains a quantity of metals that together are worth more than the entire global economy. NASA is heading for it.
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Building molecules with sustainable energy
The E2CB programme has been launched to bring CO2 emissions to zero by 2050. The goal: to produce all raw materials for the chemical industry from sustainable sources. Professor of Electrochemistry Marc Koper is involved in the project.
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Leiden University College The Hague hosts and wins UCSRN Tournament 2019
Instead of feasting on one of the many Easter meals or enjoying the sun on Scheveningen Beach, a delegation of Leiden University College The Hague students spend last week on the preparations for hosting the UCSRN Sports Tournament. On a sunny Easter Monday, University College students from 8 different…
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Photo competition 'Summer in Leiden & The Hague' - take part!
Studying hard at one of our locations? Doing research in the lab? Or enjoying the sun at a friendly pavement café? Record your summer in Leiden and/or The Hague and see your photo on our Facebook page. Who knows, you may win the top prize!
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What happens when two galaxies collide?
When galaxies collide, do the black holes at their centre form a supersized black hole? This is what we think happens, but it's not as simple as that, according to Simon Portegies Zwart. Zwart, computer scientist and astronomer, has been awarded a VICI grant to research this phenomenon.
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Publications
Below is a chronological list of the most recent to oldest publication from the MultiGreen project.
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Thinking Ahead: Supporting family caregivers of nursing home residents with dementia in advance care planning
PhD defence
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Moleculair mysterie in de ruimte
Tussen de sterren is niet alleen leegte. Er zweven ook stoffen als methanol en koolstofdioxide. Chemische theorieën kunnen nog niet verklaren hoe die zijn ontstaan onder omstandigheden die dat juist onmogelijk zouden moeten maken. Fedor Goumans gaat met een Veni-beurs proberen die vraag te beantwoor…
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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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Gigantic ring system discovered around exoplanet J1407b
Astronomers from the Leiden Observatory and from the University of Rochester (in the US) have discovered that the planetary ring system that covered the very young sun-like star J1407 is actually of enormous proportions. In fact, it’s much larger and heavier than the ring system surrounding Saturn.…
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Young Star Renske Donkers: how is she doing now?
How is Young Star Renske Donkers doing now? Early this year she was the second person ever to win the Young Star Award for the best bachelor student. After her bachelor Molecular Science & Technology, Renske is now busy with her master Chemical Process Engineering in Delft. ‘This award was a great boost…
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New detection method for quasars in the early Universe
Astronomers from Leiden Observatory have developed a new method to find distant quasars and better distinguish them from other objects that look like them, using machine learning techniques. The research result has been accepted for publication in the journal Astronomy & Astrophysics. It is the last…
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Stunning James Webb images show birth and death of massive stars
The James Webb Space Telescope continues to surprise us with stunning pictures, but of what exactly? Astronomer Nienke van der Marel shows with three images how massive stars lead short but explosive lives.
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The launch of a new era: Leiden and the James Webb telescope (Part I)
After 25 years, this December will finally see the launch of the long-awaited James Webb space telescope (JWST). Leiden astronomers are watching with great excitement: not only were they involved in the construction of important instruments on board, but the telescope will also reveal many new secrets…
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Following the Journey: When Will We Realise We Are All in the Same Boat?
Part Two: Land Ahoy! Casa Blanca
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Astronomers spot benzene in planet-forming disk around star for first time
An international team of astronomers including Leiden professor Ewine van Dishoeck has observed the benzene molecule (C6H6) in a planet-forming disk around a young star for the first time. The observations tell us more about the forming of planets in this disc, like our own Earth. The scientists publish…
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Spinoza Prize for astrophysicist Ignas Snellen
With his clever measuring methods Ignas Snellen – together with his team – was the first to detect carbon monoxide in the atmosphere of exoplanets. For his pioneering work the Leiden astrophysicist has been awarded the Spinoza Prize, the highest academic honour in the Netherlands. The prize of 2.5 million…
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Star birth: a slow and mysterious drama
A star does not just appear in the sky overnight. Its creation takes tens of thousands of years. Twenty years ago, astronomers took a picture of a star in its birth phase. The James Webb Space Telescope (JWST) could now capture that same star in much greater detail. This does not only provide beautiful…
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Archaeologists in action: stories from the field
During the summer, staff and students of the Faculty of Archaeology travel to all parts of the world, initiating or joining fieldwork projects. Read some of our students' stories here!
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Dutch National Student Orchestra: one big party
The Dutch National Student Orchestra will be going on tour again in February. Before that, they will have ten days of rehearsals. The level is high and taking part means a total immersion in music.
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Researcher teaching in the classroom: ‘We need to imitate nature more closely’
How can we supply the growing world population with sustainable energy? At Laurens College in Rotterdam, Prof. Marc Koper speaks with the students about the crucial role of chemistry in the energy transition. Guest classes like this are a good way for school students to learn about the academic world,…
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Giant rings orbit wrong way around exoplanet
Researchers from Japan and the Netherlands who were previously involved in the discovery of an exoplanet with huge rings have now calculated that the giant rings may persist more than 100,000 years, as long as the rings orbit in the opposite direction to that of the planet around the star. Their findings…
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Video meeting with Judge Xue Hanqin, Vice President to the International Court of Justice
A group of Chinese law students currently study this semester at the Leiden Law Faculty with a special focus on public international law. These top talents have been selected by the Chinese ministry of foreign affairs to be China’s future diplomats, if they successfully finish their semester in Leiden…
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Ewine van Dishoeck receives ERC Advanced Grant for research into the chemistry of new worlds
Leiden Professor of Molecular astrophysics Ewine van Dishoeck has been awarded an Advanced Grant by the European Research Council (ERC). She has been awarded 2.3 million euros in research funding for the MOLDISK programme. Within this programme, Van Dishoeck wants to connect chemistry and physics in…
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Planet formation starts before a star is fully grown
A team of European astronomers under Leiden leadership has discovered that dust particles around a star already coagulate before the star is fully grown. These agglomerated dust particles are the first step in the formation of planets. The research publish their discovery in the journal of Nature As…
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'Leiden cafés are the ideal places to write a dissertation'
American PhD candidate Linda Gottschalk wrote this proposition in her dissertation on Caspar Coolhaes, Leiden’s first Professor of Religious Studies. What's behind it?
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Digging and tilling at the Hortus botanicus: SEA Community Garden officially opened
Eight university vegetable patches will soon join the display at the Hortus botanicus. The sun shone down on almost 40 enthusiastic students and staff as they started work on the new Community Garden there earlier this month.
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Research Grant for tuning into photosynthesis
Biophysicist Anjali Pandit has been awarded a FOM 'Projectruimte' research grant for her proposal ‘Tuning into the photosynthetic membrane with atomistic precision’.
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Black hole fed by cold intergalactic deluge
An international team of astronomers has witnessed a cosmic weather event that has never been seen before.
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Cancer cell mechanism found to be used against itself
Leiden biophysicists have found a new possible way to attack cancer cells. They have located ‘sinkholes’ on the cells where receptor proteins disappear from the surface. If a drug could push these proteins towards those areas, it would kill the cancer cell.
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Weightless in the name of science
Laura Nijkamp’s biggest dream came true recently: she took a parabolic flight and was weightless for a moment. The BrainFly student team, which includes psychology students from Leiden, needed volunteers. She signed up immediately. She tells us all about her experience.