1,499 search results for “light” in the Public website
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First Leiden Science Family Day: glitter gel, virtual reality and ice-cold clouds
The first Leiden Science Family Day on Saturday 6 October was a great success. During the ‘Weekend of Science’ more than 700 visitors, including 350 children, visited the Faculty of Science. With a program full of experiments, lectures, guided tours and demonstrations, visitors were given a glimpse…
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Leiden University supports climate letter
The 14 universities, brought together in the Association of Universities in the Netherlands (VSNU), have expressed their support for the open letter on the climate that has already been signed by almost 1,300 staff members. The letter calls on the universities to pursue an ambitious climate agenda of…
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How democratic are state secrets?
Transparency is seen as an important value for democratic government policy. Does that mean that we should do away with state secrets, such as confidential information involving intelligence agencies and political deals made behind closed doors? Political philosopher and ERC grant recipient Dorota Mokrosinska…
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‘The first quantum computer will fill a sports hall’
The worldwide race to the quantum computer is in full swing. This computer can bring about a breakthrough in discovering medicines and new materials. Leiden researchers, together with the TU Delft, are taking part in the race. There is now a dossier online about their work.
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Beyond the city wall: history of Batavia's hinterland
Throughout the 17th and 18th centuries, the city of Batavia was supplied with produce by its hinterland, known as the Ommelanden. Bondan Kanumoyoso studied the history of the various ethnic groups that populated this area and in doing so has shed light on the structure of modern-day Indonesian society.…
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Rare Mercury transit visible with Leiden telescope
On Monday 9 May Mercury will pass between the Earth and the Sun. This rare event can be followed in the Leiden Observatory. The Observatory's new solar telescope produces a very clear image and offers a unique opportunity to observe Mercury at the highest magnification possible in the Netherlands.
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What we can learn from hi-tech nature
Biodiversity in the Netherlands is having a tough time. Professor of Natural Capital Koos Biesmeijer combines research with practical advice: from the greening of industrial parks to solutions inspired by hi-tech nature. Inaugural lecture 9 March.
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Faculty of Science kicks off academic year sustainably with electrocatalysis and a surprise
In a full lecture hall C1 the Faculty of Science started off the new academic year on Tuesday 5 September. The theme of the meeting was, just as it had been at the university's opening the day before, sustainability.
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Is there anybody out there? On the quest for extraterrestrial life.
Leiden Professor of Astronomy Mike Garrett is searching for signs of extraterrestrial intelligence. In his Kaiser lecture on 23 April he will discuss how far science has progressed in this quest.
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Political framing: migration figures
Following the fall of the fourth Rutte cabinet, Dutch Minister of Justice and Security Dilan Yesilgöz addressed the Dutch media about the ‘influx’ of family reunification applications by asylum permit holders. In her view, it would put enormous pressure on Dutch society and could jeopardise security.…
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Flying start for Athena’s Angels website
On the new website Athena’s Angels, four female Leiden professors address the unequal treatment of women in academia. ‘Since we launched the website, our mailboxes have exploded,’ says Judi Mesman, Professor of Child and Family Studies and one of the initiators.
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'One of the most connecting experiences I have had online'
Poetry, video editing, musical art: the first installment of the 48 Hour Project, in which students created a piece of art in only two days, has resulted in a wide variety of creativity. For participants, it was a glimmer of light in a rather dark year of lockdowns: “I felt like I was physically there with…
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Leiden Classics: Inventor of the electrocardiograph
Many important discoveries have been made in Leiden, and the Leiden Discoveries route guides you through the city to find them. For example, it will take you to the lab of Nobel laureate Willem Einthoven, who was a professor of physiology. His most important invention, the electrocardiograph, is still…
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Historian Frank van Vree is the new Cleveringa Professor
Frank van Vree, Emeritus Professor of War, Conflict and Memory Studies at the University of Amsterdam (UVA), is the new Cleveringa Professor at Leiden University this year.
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Planet formation: food for thought
Planet formation is a surprisingly homogeneous process that does not take place gradually from inside out, but that occurs everywhere at the same time in a proto-planetary disc, as Dave Lommen has discovered. He will obtain his doctorate this week based on his research into the dust around young stars…
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‘The linguist’s work is by no means done’
Brain research and statistics are advancing our understanding of language and language acquisition. Linguists are still essential, however, says Professor of Dutch Linguistics Sjef Barbiers. Inaugural lecture on 8 December.
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How could government prevent the next benefits scandal? ‘Be vulnerable and share your data’
Professor Anne Meuwese is calling on governments to show more vulnerability when it comes to providing information about how they function.
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Leiden University bids farewell to Mayor Lenferink
This week, Leiden University bade farewell to Henri Lenferink, who is retiring after 20 years as mayor of Leiden.
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Speed gun for molecules
Detecting molecules with temperature instead of chemical reactions: that’s what scientists from the Leiden Institute of Physics want to do. They are developing a sensor that utilizes special nanoparticles to keep track of certain molecules. In this way, they can for example see how well new drugs do…
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Freya Baetens delivers inaugural lecture: “The EU’s Anti-Coercion Instrument (ACI): lawful international countermeasures or violation of the
Following her appointment to the Chair in EU External Economic Law earlier this year, Prof. dr. Freya Baetens addressed the academic community of Leiden University with her inaugural lecture on 27 October 2023. In a highly topical lecture, Prof. Baetens examined the EU’s Anti-Coercion Instrument (AC…
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Analysing Roman cities with an ERC Advanced Grant
How many cities were there actually in the Roman Empire? And why did some regions only have a few cities, while others consisted of a tight urban network? Luuk de Ligt, Professor of Ancient History, wants to know the answer to all these questions. With the ERC Advanced Grant of 2.5 million awarded to…
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Veni and NWO Free Competition grant for dr. Tesse Stek
Dr. Tesse Stek has been awarded a Veni and a Free Competition (within the Humanities field) grant by the Netherlands Organisation for Scientific Research (NWO) for his research projects.
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New Book by Daniel Peat - Comparative Reasoning in International Courts and Tribunals
Cambridge Studies in International and Comparative Law
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Habitable planets around pulsars theoretically possible
It is theoretically possible that habitable planets exist around pulsars, rotating neutron stars. Such planets must have an enormous atmosphere that convert the deadly X-rays and high energy particles of the pulsar into heat. That is stated in a scientific paper by astronomers Alessandro Patruno and…
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Why Leiden’s first Professor of Theology was banned
The Reformed Church removed preacher Caspar Coolhaes - Leiden’s first Professor of Theology – from office because of his advocacy of tolerance. PhD candidate Linda Gottschalk sheds new light on this controversial preacher.
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Arabic book design: slow progression
Since the end of the nineteenth century Arabic book designers have influenced the social and cultural situation in the Middle East with their work. Huda Smitshuijzen Abi-Farès has written the first global overview of this neglected field of science. PhD defence 10 January.
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Leiden planetary experts want to study seven ‘Earths’ in more detail
Astronomers have discovered seven Earth-like planets around a dwarf star in our galaxy. Three of these planets are located in the habitable zone of this star, and may contain liquid water. ‘The next step is to study the atmospheres for signs of life. In Leiden we are experts in that area,‘ says planetary…
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Raindrops on the roof-technique reveals new quantum liquid
Koen Bastiaans and his colleagues discovered a new quantum liquid unlike anything ever seen. They did it by using a technique that can be compared to listening to the sound of raindrops falling on a roof. Publication in Science 29 October.
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European grant for research into Indian scriptures: ‘This is what our understanding of Hinduism is based on’
Professor Peter Bisschop has been awarded an ERC Advanced Grant. He will invest the 2.5 million euros in his research into puranas: ancient texts, commonly written in Sanskrit, that are up to fifteen hundred years old.
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European project ImageInLife has started
The Horizon 2020 project ImageInLife has started on 1 January, followed by a kick-off meeting at the coordinating University of Montpellier at the end this month. This Marie Skłodowska-Curie training network brings together European groups that work on the imaging of vertebrates and offers fourteen…
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Giant galaxies grow out of cold cosmic oceans
The largest galaxies in the Universe feed off cosmic oceans, which helps them grow. This is the presumption of an international team of scientist with two Leiden astronomers, based on observations of the ‘Spiderweb’ galaxy. The researchers published their evidence in Science on 2 December 2016.
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Elastic Leidenfrost Effect enables soft engines
Water droplets float in a hot pan because of the so-called Leidenfrost effect. Now physicists have discovered a variation: the Elastic Leidenfrost effect. It explains why hydrogel balls jump around on a hot plate making high pitched sounds. Publication in Nature Physics on July 24.
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'Bigger is different' - the unusual physics of mechanical metamaterials
Mechanical metamaterials have been found to display surprising features, on top of their unusual properties such as shape morphing and programmability. When the materials are a step in size larger, new rules seem to apply. This was discovered by researchers at AMOLF and the universities of Leiden and…
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Christmas dinner with international flair
Over fifty international students celebrated last Christmas at the homes of staff or students of Leiden University. As part of the Holiday Hosting Programme, the students were invited for Christmas dinner.
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Four bold Faculty of Science researchers receive NWO XS grants
Four scientists from the Faculty of Science will receive a grant of up to 50,000 euros in the Open Competition Domain Science - XS from science financier NWO. This category emphatically strives to encourage curiosity-driven and bold research involving a relatively quick analysis of a promising idea.…
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Cosmic recipe discovered for making glycerol
A team of laboratory astrophysicists from Leiden University managed to make glycerol under conditions comparable to those in dark interstellar clouds. They allowed carbon monoxide ice to react with hydrogen atoms at minus 250 degrees Celsius. The researchers publish their findings in the Astrophysical…
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Our year on social media
It’s been a turbulent, bizarre and extraordinary year, 2020. Coronavirus turned the lives of everyone at our University upside down. Out teaching, research and all the events that are held in a year: nothing was the same as before. That this affected all of us is clear from the highlights and many reactions…
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Christiaan Huygens episode Het Klokhuis recorded at Leiden Observatory
The Klokhuis dedicates a special episode to Leiden alumnus and famous scientist Christiaan Huygens. Part of the episode was recorded at the Leiden Observatory. Leiden researchers also helped shape the episode, which debuts on Tuesday 2 November.
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Junius Symposium: exciting new research on Old Germanic studies
While Old Germanic studies might seem dated and, regrettably, occupies a less than secure position in various academic institutions, exciting new research presented by young researchers shows that the field is still vibrant and may have a bright future. On Thursday, the 7th of April, the ‘Junius Symposium…
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GO FAIR Implementation Network Africa launched in Leiden
On 22 August, the GO-FAIR IN Africa was launched: an implementation network under the GO FAIR efforts to train, build and change the next generation of the Internet of FAIR Data and Services (IFDS).
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Vici grants for 7 Leiden researchers
Seven Leiden researchers have been awarded a prestigious Vici grant by the Netherlands Organisation for Scientific Research (NWO).
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Tiny clumps recycle themselves into complex structures
Manufacturers produce high-end technology mostly top-down with large machinery, but small particles are able to build structures by themselves from the bottom up. A major challenge is that these particles easily clump together. Leiden physicist Daniela Kraft has developed a method to use this phenomenon…
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NWO grants two IBL-proposals by interdisciplinary research consortia
Recently, NWO has decided to grant two interdisciplinary research proposals for national and international consortia submitted by researchers from the Institute of Biology Leiden. One of the proposals is led by Prof. dr. Ariane Briegel, the other one by dr. Remko Offringa.
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We finally understand how oxygen reacts on platinum
Platinum is a widely used catalyst, but its precise mechanism largely remains a mystery to scientists. Ludo Juurlink has now demonstrated for the first time how oxygen reacts on the platinum surface. Together with PhD students Kun Cao and Richard van Lent and international colleagues he publishes his…
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Second issue JLGC published
On 1 February 2014 the second issue of the Journal of the LUCAS Graduate Conference, titled 'Death: Ritual, Representation and Remembrance', was published.
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Araceli Rojas presents her book to Mexican communities
On November 25, Dr Araceli Rojas presented her book El tiempo y la sabiduría: un calendario sagrado entre los ayöök de Oaxaca. The event took place in the Central Public Library of the State of Oaxaca, in the heart of Oaxaca City, at 7 pm.
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Sitting room as oasis for refugee students
A large table with tablecloth, a sitting area with soft lighting. A new meeting place in Plexus for students from a migrant background, opened on 6 October. It's has a homely atmosphere, which is just what these students are looking for.
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Europa Institute at the ICON-S 2024 Conference
On 8-10 July, 2024, public law scholars from around the world gathered in Madrid for the annual conference of the International Society of Public Law – the ICON-S, hosted this year by IE University. The theme of the conference “The Future of Public Law: Resilience, Sustainability, and Artificial Intelligence,”…
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LIC Lectures 28 April
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Photopharmacology - spatiotemporal control of native receptors in vivo with photoactive molecule
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