383 search results for “atomic eczema” in the Public website
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Nutrition
Radiation can be used to determine the isotope ratio of a skeleton. This provides information about where our ancestors lived and what they consumed. Dr Andrea Waters has developed a revolutionary method that can trace patterns of consumption from tens of thousands of years ago.
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About
The World Cultural Council (WCC) is an international organisation based in Mexico. Since 1984 the WCC has held an annual Award Ceremony granting prizes to outstanding scientists, educators and artists whose breakthroughs in the fields of knowledge, learning and research have contributed positively to…
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Why Leiden University?
We are committed to provide you with meaningful, rigorous and quality graduate experiences in a personalized environment with a cutting edge research infrastructure and internationally renowned supervisors.
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Sense Jan van der Molen appointed as Professor Physics of Condensed Matter
As of 1 June, Leiden University has appointed Sense Jan van der Molen as Professor Physics of Condensed matter. He investigates the unique electronic properties that arise when atomic thin layers are stacked on top of each other into new materials.
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Astronomer Danna Qasim wins two prizes for dissertation on methane ice
Former Leiden Observatory PhD candidate Danna Qasim has won no less than two prestigious prizes with her thesis, titled 'Dark ice chemistry in interstellar clouds'. Qasim received the IAU PhD Prize from the IAU. The Astrochemistry Subdivision of the American Chemical Society (ACS) honoured her work…
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New way of driving nanomotors
Leiden Physicists have found evidence for the Berry-force that could be used for driving tiny nanomotors, just like a river drives a water wheel. Nanomotors could be used for drug delivery in the human body. Publication in Beilstein Journal of Nanotechnology.
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Melting of frozen electrons visualized
For the first time, physicists have visualized the ‘melting’ of electrons inside a special class of insulators. It allows electrons to move freely and turns the insulator into a metal and possibly later into a superconductor. Publication in Nature Physics.
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Zware metalen hebben slechte reputatie, maar genezen ook kanker
Veel mensen denken dat zware metalen giftig zijn en mens en natuur altijd schade aanbrengen. Dat beeld moet genuanceerd worden, vindt hoogleraar Sylvestre Bonnet.
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A new building block for the quantum computer
The race to build the first quantum computer is still ongoing, but Morten Bakker has made big step forward in that process with qubits. A qubit is a unit of quantum information that can be produced in large numbers on chips. Qubits capable of exchanging photons (light particles) could be used in the…
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New research shows the limitations of coordination in chemistry
A common assumption in chemistry is that the coordination number of a catalyst's surface determines the reactivity of the reaction it catalyses. Strikingly, Leiden chemists have now proven that this is not true for nature’s most simple chemical reaction: the dissociation of hydrogen. The researchers…
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Rachel Doherty wins LION Image Award with famed Microboat image
The annual LION Image award goes to the 30 micrometer long 3D printed microboat image that went viral earlier in October 2020, submitted by Rachel Doherty of the Daniela Kraft lab.
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LION Image Awards
On 15 January, the winner of the famed LION Image Award will be announced. Submissions ranged from the famous 3d printed microboat to an eerily abstract graph depicting a Majorana fermion.
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Rik Mom receives an NWO Tenure Track and returns to Leiden
Through an NWO grant, chemist Rik Mom has received a tenure track position at the Leiden Institute of Chemistry, where he obtained his PhD cum laude in 2017. Mom will study the storage of sustainable energy by means of splitting water. Using new methods, he will investigate on an atomic scale which…
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Chemical bond versus electromagnetic waves
Vibrating carbon monoxide molecules adsorbed at the surface of a salt crystal stop moving after a few milliseconds. Scientists now discovered this is dominantly due to the emission of electromagnetic waves. The role of the chemical bond at the surface thereby appears to be less important than previously…
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Substantial investment in Leiden centre for NMR spectroscopy
Paramagnetism. An obscure occult practice? No. It’s one of the newest scientific methods for mapping the behaviour of proteins with great precision. Marcellus Ubbink has been awarded 3 million euro by NWO and Leiden University to purchase a very powerful instrument. The goal: to acquire greater insight…
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New insight brings sustainable hydrogen one step closer
Leiden chemists Marc Koper and Ian McCrum have discovered that the degree to which a metal binds to the oxygen atom of water is decisive for how well the chemical conversion of water to molecular hydrogen takes place. This insight helps to develop better catalysts for the production of sustainable hydrogen,…
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Cutting and pasting with graphene
To date it has proved very difficult to convert the promises of the miracle material graphene into practical applications. Amedeo Bellunato, PhD candidate at the Leiden Institute of Chemistry, has developed a method of cutting graphene into smaller fragments using a diamond knife. He can then construct…
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Graphene supercurrents go ballistic
Scientists at TU Delft and Leiden University have observed supercurrents in graphene that bounce back and forth between the edges of the graphene without scattering along the way.
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Ewine van Dishoeck receives the Niels Bohr medal
Leiden professor of molecular astrophysics and astrochemistry Ewine van Dishoeck was presented with the Niels Bohr International Gold Medal on Friday 7 October. The medal, instigated by the Danish Society of Engineers IDA, was awarded by Queen Margrethe of Denmark at a ceremony at the Carlsberg Academy…
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A mathematical shoe-tying award
Knots come in all shapes and sizes: mariners and scouts can vouch for this. Sjabbo Schaveling will obtain his PhD on 1 September for a mathematical method to distinguish between all these knots. ‘I flatten them to a pretzel.’
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Leiden involved in three out of five Physics Vrije Programma grants
NWO has assigned Physics Vrije Programma grants to five collaborations of physicists. Leiden University is involved in three of them.
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Finding resolution for the Middle to Later Stone Age transition in South Africa
This project investigates the causes of the major archaeological change in the period of 40.000-20.000 BC in South Africa.
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Admission requirements
To be eligible for Research in Physics, Quantum Matter and Optics at Leiden University, you must meet the following admission requirements.
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Admission requirements
To be eligible for Research in Physics, Cosmology at Leiden University, you must meet the following admission requirements.
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To be eligible for Physics and Education at Leiden University, you must meet the following admission requirements.
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Admission requirements
To be eligible for Research in Physics, theoretical at Leiden University, you must meet the following admission requirements.
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Admission requirements
To be eligible for Research in Physics, Biological and Soft Matter Physics at Leiden University, you must meet the following admission requirements.
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To be eligible for Physics and Business Studies at Leiden University, you must meet the following admission requirements.
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Admission requirements
To be eligible for Physics and Classical/Quantum Information at Leiden University, you must meet the following admission requirements.
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Admission requirements
To be eligible for Physics and Science Communication and Society at Leiden University, you must meet the following admission requirements.
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A better view of synthetic fuel production
Synthetic fuel is cleaner than natural oil, but its production process needs to be more efficient. Now for the first time, physicists have directly observed the molecules produced in the chemical process. This paves the way for designing more efficient catalysts. Publication on September 19th in Nature…
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Tunnel vision alarm in the search for more efficient hydrogen cells
A tenacious postdoc researcher persuaded Professor Marc Koper to research the oxygen reduction reaction. In Koper's eyes, there was little of interest there. But they promptly discovered a whole new way to improve fuel cells on hydrogen and oxygen. Their article appeared in Nature Catalysis on 07 Ju…
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Leiden physicists meet Nobel prize winners
Two Leiden physicists took part in the Lindau conference in Germany from 26 June to 1 July. They met Nobel prize winners from their field.
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European roadmap for graphene applications in science and technology
More than 60 European researchers and industry partners have set out their roadmap for the application of graphene in marketed products. Leiden chemist Grégory F. Schneider believes that graphene and other layered materials can in the future be used for DNA sequencing applications.
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Oxygen line opens new perspective on the far universe
A team of astronomers of Leiden University and the University of Texas (Austin, United States) has discovered a new way to map distant galaxies. They did so by observing the fingerprint of oxygen in a distant galaxy, something that is usually not possible from Earth. The researchers will publish their…
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New insights on graphene
Graphene floating on water does not repel water, as many researchers believe, but rather attracts it. This has been demonstrated by chemists Liubov Belyaeva and Pauline van Deursen and their supervisor Grégory F. Schneider. Publication in Advanced Materials.
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Cathodic corrosion: devastating but predictable
An indian stepwell on a nanoscale. That is what postdoc Nakkiran Arulmozhi calls the pattern he saw when he corroded a special kind of platinum crystal. The unique images show the destructiveness of the process, but also show how predictable it is.
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Important Effect Observed in Development of Quantum Storage
Rare-earth materials are prime candidates for storing quantum information, because the undesirable interaction with their environment is extremely weak. Consequently however, this lack of interaction implies a very small response to light, making it hard to read and write data. Leiden physicists have…
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MRI Machine at the Nanoscale Breaks World Records
A new NMR microscope gives researchers an improved instrument to study fundamental physical processes. It also offers new possibilities for medical science, for example to better study proteins in Alzheimer patients’ brains. Publication in Physical Review Applied.
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for the beauty of physics
Leiden Physics Poster
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A Universe aglow
Deep observations made with the MUSE spectrograph on ESO’s Very Large Telescope have uncovered vast cosmic reservoirs of atomic hydrogen surrounding distant galaxies. The exquisite sensitivity of MUSE allowed for direct observations of dim clouds of hydrogen glowing with Lyman-alpha emission in the…
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New technique offers chemists unprecedented control in drug research
Leiden chemists have developed a new technique with which they can determine the role of kinases – a group of proteins – in a living cell. This technique makes it easier to find new drug targets for diseases such as cancer and rheumatoid arthritis. The team published the findings in the journal Nature…
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The scent of the universe
Former PhD student Cameron Mackie will been awarded not one, but two dissertation prizes for his thesis on the aromatic universe. His work could provide us with a virtual sniff of space. ‘These molecules in space likely smell like a big charcoal grill!’
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Designing better catalysts using simple chemical concepts
An international team of researchers, including Federico Calle-Vallejo of Leiden University’s Institute of Chemistry, have taken the atomic-scale design of catalysts to the next level. Their research contributes to the quest for a method to generate or store energy more efficiently. The report is published…
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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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Fighting cancer with light (and a drug that self-assembles into nanoparticles)
Chemotherapy that does not harm the body, but effectively fights cancer cells: that is the goal of chemist Sylvestre Bonnet and his team. During his PhD research, chemist Xuequan Zhou brought that goal a little closer. He developed molecules that, upon injection in the bloodstream, self-assemble into…
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Discoverer of the Year Irene Battisti wants to see the invisible
Irene Battisti is the discoverer of the year 2019. The physicist won the C.J. Kok Public Award for her research into microscopy and superconductors.
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Cum laude on understanding catalysts under extreme conditions
Physical chemist Rik Mom developed a revolutionary way to investigate catalysts in action in detail. For this work he received the distinction cum laude during his PhD defence on 29 June.
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Pristine cometary dust under the microscope
An international team of researchers with Pascale Ehrenfreund from Leiden University has discovered that the dust particles of comet 67P/Churyumov–Gerasimenko are made up of even smaller particles. This discovery confirms that clumps of dust form the basis for comets and planets.
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Century-old law on electric noise overturned
Electric noise can be useful for scientists but inconvenient for chip manufacturers. They do share a wish to predict the amount of noise. PhD student Sumit Tewari overturns a century-old law relating noise to current. He defends his thesis on March 27th.