1,041 search results for “high contrast imaging” in the Public website
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Leiden physicists image lumpy superconductor
High-temperature superconductivity is one of the big mysteries in physics. Milan Allan’s research group used a Josephson Scanning Tunneling Microscope to image spatial variations of superconducting particles for the first time, and published about it in the journal Nature.
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machine learning algorithm for prediction and generation of High-Energy Physics data
Assistant Professor Vedran Dunjko and his team received a gift from Google to support their quantum research. The research focuses on whether quantum computers can provide new ways of understanding the mysteries of high-energy physics.
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Mesmerising images from James Webb space telescope
The 'deepest and sharpest' image of the Universe to date: the first photos from the new James Webb space telescope yesterday mesmerised astronomers and the public alike. Leiden Professor of Molecular Astrophysics, Ewine van Dishoeck, spoke to various media outlets about the first images, which include…
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Grant for Elastix medical imaging software
LUMC researcher Marius Staring will receive a $ 200,000 grant from the Chan Zuckerberg Initiative to improve the accessibility, interoperability and efficiency of the Elastix imaging software. This will give the popular 2003 software package a much-needed new impulse.
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Podcast: Self-image and study choice
Laura van der Aar talks about the role of self-image in making decisions for future education. In her research, Laura investigated the importance of paying attention to the development of self-image, and how this can better support teenagers in their study choice.
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laissez-faire politics. Public discourses on political authorities in high-trust countries during the COVID-19 pandemic
This study looks at population response to government containment strategies during initial stages of the COVID-19 pandemic in four high-trust Northern European countries–Denmark, Germany, the Netherlands, and Sweden–with special emphasis on expressions of governmental trust.
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simulations to understand the excess baryonic mass in the centres of high-mass, early-type galaxies
This thesis aims to enhance our understanding of galaxies by testing theoretical models of galaxy formation against observations, particularly in the cases of extreme systems which have been found to have an excess of baryonic mass in their central regions, in the form of either supermassive black holes…
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High-throughput simulation studies of angiogenesis - Reverse engineering the role of tip cells and pericytes in vascular development
Promotor: Prof.dr. R.M.H. Merks
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Thousands of images of frozen bacteria
How do bacteria sense and adapt to their environment? Ariane Briegel, Professor of Ultrastructural Biology, is intrigued by this question. Using new techniques, she produces three-dimensional images of bacteria that provide us with new clues about their sensory system.
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Sander Blok wins LION Image Award 2017
Sander Blok has won the third edition of the annual LION Image Award. He created a colorful image of gold nanoparticles with a low-energy electron microscope.
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Microscopy Unit
The Microscopy Unit houses, maintains and coordinates most of the microscopy equipment of the IBL. The available equipment ranges from conventional light and fluorescence microscopes, to confocal laser scanning and electron microscopes. In addition, infrastructure is available for histology, including…
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Real time image recognition for digital learning
Leiden University and VU Amsterdam are developing a joint research project for a digital platform on which you can compose and share storylines with the use of images. Such interactivity will make a boring high school history lesson much more exciting and personalized. Furthermore, it will stimulate…
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Upconverting nanovesicles for the activation of ruthenium anti-cancer prodrugs with red light
Promotor: E. Bouwman, Co-promotor: S. Bonnet
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Network flow algorithms for discrete tomography
Promotor: R. Tijdeman, Co-promotor: H.J.J. te Riele
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Fons Verbeek
Science
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Pain relief without the high
Researchers at Leiden University led by Mario van der Stelt (Leiden Institute for Chemistry) have set ‘gold standards’ for developing new painkillers based on the medicinal effects of cannabis. Publication in Nature Communications.
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Mazène Hochane and Xueying Fan win LION Image Award 2018
Mazène Hochane and Xueying Fan have won the fourth annual LION Image Award. They created a detailed colour image of a human kidney in development.
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Activated Reaction of Polyatomic Molecules on Surfaces Using a High-Dimensional Neural Network Potential: CHD3 + Cu(111)
An accurate description of reactive scattering of molecules on metal surfaces often requires the modeling of energy transfer between the molecule and the surface phonons. Although ab initio molecular dynamics (AIMD) can describe this energy transfer, AIMD is at present untractable for reactions with…
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New cellular imaging paves way for cancer treatment
A new technique using fluorescent imaging to track the actions of enzymes might aid drug design for new anti-cancer, inflammation and kidney disease treatments. Researchers at the University of York and Leiden University have published these findings in Nature Chemical Biology.
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Paulus Quax
Faculteit Geneeskunde
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Funding for Further Developing Image Processing Software Elastix
Marius Staring, Associate Professor at the LUMC has been awarded the Chan Zuckerberg Initiative funding for further development of image processing software Elastix
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First MIRI-image by the James Webb Space Telescope
The alignment of the James Webb Space Telescope is complete. The space observatory is able to capture sharp, well-directed images with each of its four powerful scientific instruments on board. The MIRI instrument, on which Professor of Molecular Astrophysics Ewine van Dishoeck also worked, was the…
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Resolving the building blocks of galaxies in space and time
We investigate the buildup of galaxies from various vantage points. The first two chapters focus on the stellar content of galaxies, especially the distribution of stellar masses at birth and potential variations therein in various galactic environments.
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Strikes the result of high inflation
Employees are laying down their work in various sectors, such as regional public transportation and Dutch postal service PostNL. Inflation appears to be increasing dissatisfaction about working conditions, thinks Barend Barentsen, Professor in Labour Law at Leiden University. ‘It's the final straw.’
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First images of mist dispersing around young galaxy
Galaxies in the early universe are shrouded in a kind of mist: a cloud of hydrogen. With galaxies in the later universe this mist has disappeared. Astronomer Jorryt Matthee has made the first images of this dissipating mist. PhD defence 19 September.
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Leiden University partner in research on handwriting and image recognition
The Leiden Centre of Data Science and the Leiden Institute of Advanced Computer Science are part of a consortium that will carry out research on making illustrated and handwritten archives digitally accessible. The project is funded by NWO.
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Paradox in superconductivity at high temperature
Nature publishes an article on a paradoxical discovery in superconductivity. Physicists are searching for superconductivity at high temperatures so that less cooling is needed in for example MRI machines. News & Views article by Prof. Jan Zaanen in the same issue of August 19th.
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HEPGAME
HEPGAME is a research project that combines the world’s fastest computer algebra system for High Energy Physics equations, FORM, with insights from artificial intelligence. The name combines High Energy Physics and Games.
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Discrete tomography with two directions
Promotores: R. Tijdeman, K.J. Batenburg
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Filter-based reconstruction methods for tomography
Promotor: K.J. Batenburg
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Ancient Charm
The aim of ANCIENT CHARM was to develop neutron-imaging techniques and the associated equipment, and help establish neutron imaging as a mainstream archaeological analytical technique. In particular, one of the goals was a new imaging technique which called neutron resonant capture imaging combined…
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Astronomers capture first image of a black hole
For the first time, astronomers have managed to take a photo of a supermassive black hole and its shadow. They used the Event Horizon Telescope (EHT), a worldwide network of eight radio telescopes that together form a virtual telescope the size of the earth. The news was presented in six press conferences…
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Imaging the water snow line within a protoplanetary disc
Research using the ALMA telescope by scientists including Leiden's John Tobin and Steven Bos has produced the first images of the water snow line within a protoplanetary disc. Publication in Nature on 14 July.
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New technique for Imaging Charge Transport in a Graphene Layered Cake
Leiden Physicists have developed a new technique to visualize electrical conductance in sheet-like nano materials. It shows great promise for devices based on a new family of materials—the ‘Van der Waals materials’. The physicists, who won the 2015 Dutch Vacuum Society prize for their work, present…
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New theory on liquid crystals with high symmetry
LCD screens use liquid crystals which have a high degree of order, even though they form a fluid. A new theory maps out the interplay between order, temperature and symmetry. Publication in Physical Review X.
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Barend Mons appointed Chair of European Commission’s High Level Expert Group
Professor Barend Mons has been appointed Chair of the Commission High Level Expert Group
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Lara Wierenga
Faculteit der Sociale Wetenschappen
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Renske van der Cruijsen
Faculteit der Sociale Wetenschappen
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Kate Kirk
Faculty Governance and Global Affairs
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Developing your own self-image and choosing the right study programme
How you think about yourself is important for the choices you make. Adolescents are faced with choosing a study programme that will determine their future, while their self-image is still under development. Tough choice? Research by psychologist Laura van der Aar has shown that taking a training course…
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Training listening skills for difficult non-native contrasts: artificial and natural contrast enhancement
Lecture
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Historian cracks Queen Juliana’s unstable image in Hofmans affaire
Queen Juliana was not, as is often claimed, a monarch with an unstable character who was completely under the influence of spiritual healer Greet Hofmans. Furthermore, her religious circle of friends was not a sect with a political agenda. That is what Han van Bree concludes on the basis of a new archival…
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What are the ingredients of high performing district teams?
Since the decentralizations in the social domain in 2015, nearly all Dutch municipalities use district teams to organize care. However, the management, organization and composition of these district teams vary considerably between municipalities: each municipality tries to reinvent the wheel by itself.…
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Slovenian and Czech high school students visit Leiden University
Sixty-four high school students from Slovenia, Czech Republic and The Netherlands have visited Leiden University in the week of 7-11 November, as part of the Talent Education Project. They split in eight groups, of which some went to the science faculty to conduct research projects.
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Inaugural lecture: X-ray diagnostics in space: Lines in the universe
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Ultra-sensitive radio images reveal thousands of star-forming galaxies in early Universe
An international team of astronomers has published the most sensitive images of the Universe ever taken at low radio frequencies, using the International Low Frequency Array (LOFAR). ‘LOFAR is unique in its ability to make high-quality images of the sky at metre-wavelengths’, said Huub Röttgering, Leiden…
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Leiden Humanities ranks high in QS World University Ranking
Humanities Faculty Leiden occupies a 49th place in the field of Arts & Humanities in the QS World University Ranking. Especially the subject areas Linguistics and History & Archeology rank high, with respectively a 26th and 28th place. Leiden University has fallen by one place in the annual QS World…
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History and Classics rank high in QS Rankings by Subject
Leidens's Classics and History rank 6th and 15th place in the QS World University Rankings by Subject. Every year, QS ranks universities all over the world on academic reputation and research impact, grouped by subject. Linguistics (23), Languages (39) and Religious Studies (40) also do well in the…
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‘High price for British trade treaty with US’
The British government' is expecting too much of American support after Brexit: there will be a high price to pay for any trade treaty with the United States. This was the view expressed by assistant professor Joris Larik in Dutch newspaper De Volkskrant today, following the visit of American President…
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Strings attached to future high-temperature superconductivity
The behaviour of strongly correlated electron systems, such as high-temperature superconductors, defies explanation in the language of ordinary quantum theory. A seemingly unrelated area of physics, string theory, might give physicists a better understanding of the weird behaviour of these kinds of…