387 search results for “us electron” in the Staff website
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Using cryo-EM methods to uncover structure and function of bacteriophages
PhD defence
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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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Dangerous microbes in lower level safety lab? A new technique could make it possible
Researchers need to work in specialized environments when they work with dangerous bacteria and viruses. These microbes spread easily, so only in labs with a high biosafety levels they can be studied. Unfortunately, to look at the microbes properly, expensive microscopes are needed that are not always…
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In memoriam Jan Zaanen 1957-2024: The universe in a speck of rusting copper
This Thursday, January 18th 2024, our esteemed colleague Jan Zaanen passed away. Jan was one of our star scientists, larger than life, with an unabashed, boisterous drive for the best of physics at the Institute Lorentz, at the Leiden Institute of Physics and in the full international scientific community.…
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ERC Consolidator Grants for Leiden researchers
Five Leiden researchers have been awarded a Consolidator Grant by the European Research Council (ERC). This grant of up to two million euros will enable them to continue and expand their scientific research.
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How the US used threats to influence foreign nuclear programs
The United States used threats to influence the nuclear programs of Iran, Libya and South Africa. How effective was this diplomatic coercion?
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Cybersecurity: using mobile devices
ICT
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What makes us ill?
Genes predict whether you have a propensity for an illness but environmental factors often have the last word: nutrition, air pollution, lifestyle, stress. The exposome as both culprit and chance. Large-scale research is being carried out into this at Leiden. Thomas Hankemeier, Professor of Analytical…
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How can we adapt our laws to new technology?
There were no bitcoins or artificial intelligence when our civil code was compiled. This could cause problems.
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Collaborative assignment? Use FeedbackFruits!
Education
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‘Transdisciplinary and interdisciplinary collaborations lead to better scholarship and solutions’
How can you persuade researchers who are used to conducting research within clearly defined disciplines to adopt an interdisciplinary approach? Newly appointed distinguished professor Arnold Tukker explained.
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Aitor Burguet-Coca studied fire-use from Palaeolithic to Bronze Age: ‘This gives us an image on different uses of fire across prehistory’
For the following years, Dr Aitor Burguet-Coca will be a returning face at the Faculty of Archaeology. He will join Dr Amanda Henry’s team with his expertise on prehistoric fire use and the methodologies that studying ancient hearths requires.
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Helping GPs identify patients with persistent somatic symptoms earlier
Medical psychologist Willeke Kitselaar developed a model that helps identify patients with persistent somatic symptoms earlier, based on an extensive large medical database. ‘I advise GPs to ask patients to fill in a questionnaire about both physical and mental symptoms at an earlier stage.’ PhD defence…
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Help us prevent student burnout!
We are looking for students who are 16 years or older and are studying at a Dutch mbo, hbo or university. Our aim is to gain insight into the needs and perceptions of students regarding stress and burnout. In short, we aim to carefully listen to the students’ needs: how can we help you?
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How NeCEN helped develop the Johnson & Johnson Covid-19 vaccine
The Phase 3 clinical trial results of the promising Covid-19 vaccine of Johnson & Johnson are expected this month. The Dutch electron microscopy facility NeCEN helped develop the company’s vaccine, and they have now published their scientific findings in Nature Communications.
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The quest for the magic angle
Stack two layers of graphene, twisted at slightly different angles to each other, and the material spontaneously becomes a superconductor. Science still can't explain how something so magical can happen, but physicists use special equipment to reveal what is taking place under the surface.
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Archaeologist Andy Sorensen in National Geographic Magazine about ancient fire use
When and how commenced the use of fire by early humans? Armed with stones, peat moss, and fungi, archaeologist Andy Sorensen tries to answer that question. In the February edition of the Dutch language version of National Geographic Magazine his research features in the section The Discovery.
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Prize for school research project on butterfly wings
Why are morpho butterflies blue? That is what high school students Frederique Kerstens and Koen van Griensven investigated in their high school profile paper at the Leiden Institute for Research in Physics. In doing so, they won the KHMW Profielwerkstukprijs 2023. ‘We didn't expect it, but are of course…
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A look behind the scenes at the Leiden Science Family Day
More than 700 visitors got to know the Science Faculty during the Leiden Science Family Day. People of all ages could enjoy fascinating experiments, tours, interesting lectures, spectacular nitrogen shows and various workshops. It was an informative day with many (future) scientists, amazement and,…
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New technique makes it easier to determine how our ancestors used fire
The use of fire can tell us a lot about human evolution. Archaeologist Femke Reidsma has developed a more accurate technique to identify how our ancestors used fire. Existing archaeological studies will need to be revised. Reidsma’s study was published in Nature Scientific Reports on 2 November.
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Leiden University presents About Us 2024
Organisation
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Leiden University presents About Us 2023
Organisation
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'I like that students trust us and share their stories with us'
The student navigator 'Find your way' helps students find their way around the university. Student advisers can also be found on the roadmap. JanPieter, student advisor at the Institute of Security and Global Affairs (ISGA), explains what a student advisor does.
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Use eduVPN to access the University network
ICT
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Do you use refence-management software?
Library
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Efficient phosphorus use can prevent cropland expansion
More efficient use of phosphorus fertilisers would make it possible to meet food demand in 2050, without using more of the world’s land for agriculture. This is what environmental scientists José Mogollón and colleagues have discovered by working out various future scenarios for food production and…
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Useful resources on ChatGPT for teaching staff
Education
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Reimbursement of expenses for business trips abroad
If you travel abroad for your work, you are entitled to reimbursement of expenses for lodging, meals, minor expenditure, and transport with the approval of the institute.The amount reimbursed depends on the country you travel to. If you book your business trip via UniGlobe, you do not need to advance…
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Practical steps upon awarding
Congratulations on your awarded grant. Here is a checklist of what to do next and who you will need to involve to get your project started.
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Report a potential incident immediately
Imagine you’ve accidentally sent a CV to the wrong email address or left your laptop on the train; a momentary lapse of concentration can result in a data breach or security incident. By responding quickly, we can limit the damage and consequences for privacy: both your own and the university’s. You…
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Display information clearly using Visio Online
ICT
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Populistist parties use parliamentary instruments differently
Populist parties in national parliaments have a different style of working from their colleagues in other parties. They often vote against Cabinet proposals, but do not ask more questions about Cabinet activities. This is the finding of Leiden research in different European countries.
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How to use Grade Categories in Brightspace?
Education
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Tinder match? Use facial recognition first
Recent developments in AI mean nobody is anonymous nowadays. The search engine PimEyes can find any photo of anyone that’s ever been placed online. No more Tinder Swindlers… or personal privacy. Everyone’s findable now. But is that even allowed?
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Measuring skate provides insight into ice-skating technique
In the future top Dutch speed skaters may skate even faster thanks to a skate full of electronics. This ‘measuring skate’ gives top skaters and coaches information about the skater’s technique and motion. It can measure the dynamics at play between the foot, the ice and the skate.
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Air raid siren testing will continue as usual on Monday 7 March, despite war in Ukraine
Social
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Headache e-diary aimed at more personalised help for patients and physicians
Funded by a ZonMw grant, the LUMC and the Health Campus The Hague will be working with headache patients on research into the use of an electronic headache diary. This resource can help patients gain a better understanding of their migraine attacks and, together with the physician, produce the best…
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Information sessions for studying in the US
Education
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Responding to emails using suggested replies
ICT
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Jasper's day
Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.
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How a pathogenic bacterium searches for food
Bacteria whirl around in the mouths of most people, forming dental plaques and sometimes causing nasty gum infections. Treponema denticola might be a dangerous pathogen, but not much is known about this bacterium. It was up to Ariane Briegel and her research group to change that.
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The ancient Egyptians were just like us
The people who lived in Saqqara, City of the Dead in Egypt, died thousands of years ago, but they are not all that different from us. This is what a study by the National Museum of Antiquities in Leiden, The Netherlands concludes. If you wanted to prove that you had good taste in ancient Egypt then…
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to Delaware: How empirical legal research on valuation biases was used in a US courtroom
Many of our department’s staff members are actively involved in the Empirical Legal Studies lab and strive towards publishing impactful empirical legal research.
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Rubicon grant for Remko Fermin: superconducting diodes for energy-efficient data centres
Physicist Remko Fermin from Leiden University was awarded a Rubicon grant from NWO. He will use it to study superconducting diodes that could contribute to reducing the CO2 emission of data centres.
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How your used paper towel will soon become toilet paper
Organisation
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Making better use of our natural resources
The availability of natural resources, the energy transition, the importance of circularity and our dependence on China. This and more is what Professor of Industrial Ecology René Kleijn's inaugural lecture is about.
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A new administrative culture starts with us
A new administrative culture. Renewed vigour. More transparency. Will it become reality with the new government? And how do you go about achieving it? By all of us striving to change together: not just politicians, but also stakeholders, civil servants, media, and civilians. That was the conclusion…
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Exploration alternatives Humanities Campus using Duplo
In the week of 15 November, the Academic Directors and two members of the Faculty Council also participated in a so-called Duplo session, after the Faculty Board did so, led by Elisa Meijer, advisor housing of the Humanities Campus project. During the session, alternatives for the Humanities Campus…
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‘About Us’: new corporate brochure available on paper and online
Organisation
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Archaeologists Involved in Ambitious Study on Past Land Use
To increase the accuracy of climate models, it is crucial that they include past human land-use and human-driven vegetation changes. Here archaeology can make an important contribution. Current models are based on reconstructions of past vegetation. However, their accuracy is limited because it does…