384 search results for “step problems” in the Public website
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Big steps forward in reducing the carbon footprint
E-mails are not the first thing that comes to mind when thinking about sustainability. Yet, your e-mails can add kilos of extra CO2 to the atmosphere each year. Students from the LDE Bachelor Honours Programme Sustainability tackled these and other sustainability challenges on behalf of partner organisations.…
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The immune system: step it up or slow it down?
When foreign matter enters our body, our immune system has to make a choice whether or not to go on the attack. There are times when the system goes wrong, and we end up with an illness or an allergic reaction. Researchers at LUMC are trying to steer the immune system. The dossier on Immunity, Infection…
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Working together on the plastic problem: how to keep citizens engaged?
What motivates citizens to participate in a citizen science project on plastic pollution? And does that motivation change over time? Liselotte Rambonnet tried to answer these and other questions with her research on the Clean Rivers (‘Schone Rivieren’) project. Rambonnet is a PhD student at the Institute…
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Kohei Suzuki on Infobae about the problem of loneliness in Japan
Kohei Suzuki, Assistant Professor at Institute of Public Administration, was interviewed by Infobae about loneliness in Japan and the role of government and society.
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anthropology students can contribute to solutions for current public problems
Wondering what anthropology students can contribute in daily practice? Both during their bachelor's and master's studies, anthropology students conduct research at the request of social organisations in Leiden via Leren met de Stad. Last week, they presented their experiences and results on the various…
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Preventive Intervention Team
Leiden University neuropsychologists have shown that customised intervention pays off. A new fundamental research-based approach in children who are in danger of going off the rails has delivered spectacular results.
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Major steps towards realising a bold vision for European Excellence in AI
The Confederation of Laboratories of Artificial Intelligence Research in Europe (CLAIRE), Europe’s grassroots organisation of scientists and experts in Artificial Intelligence, announces the opening of administrative offices across Europe.
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Han de Winde steps down as vice-dean of Faculty of Science
Han de Winde will step down as a member of the faculty board of the Faculty of Science from 1 September 2018. De Winde had been vice–dean at the faculty since 2013. As director of education he was responsible for the bachelor's and master's programmes at the faculty.
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Mental health problems during COVID highly variable by symptom cluster and population group
People already diagnosed with a mental disorder before the COVID-19 pandemic did not show a disproportionate increase in symptoms afterwards. This is one result from the first systematic review of longitudinal studies following their study population from before to during the first eighteen months of…
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Special education and autism
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Error bounds for discrete tomography
Promotores: K.J. Batenburg, B. Koren
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Neurodevelopmental risks in young children with an extra X or Y chromosome
This longitudinal study is focused on neurodevelopmental problems in young children with XXY, XXX and XYY, aged 1 to 6 years.
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Interview: Eric Eliel steps down as Scientific Director of Physics
After seven years, Eric Eliel resigns as scientific director of the Leiden Institute of Physics (LION). On April 18th, LION hosts a farewell party and a week later Eliel will officially hand over his tasks to Jan Aarts. We spoke with him about his term as director, in which among others a new science…
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New professor David Holmes engages with age-old counting problems
As of 1 October, David Holmes has been appointed full professor of Pure Mathematics at the Mathematical Institute (MI). His work lies at the intersection of algebra, geometry and number theory.
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New professor Vedran Dunjko finds real-world problems that a quantum computer can solve
Vedran Dunjko appointed to full professor of quantum computing at Leiden University, the Netherlands.
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Science, technology and innovation is not addressing world’s most urgent problems
Global science research serves the needs of the Global North, and is driven by the values and interests of a small number of companies, governments and funding bodies, finds a major new international study published today. As such, the authors find, science, technology and innovation research is not…
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New professor of Theoretical Physics: ‘The problems I study can come from anywhere in society’
The financial sector, supply chains and ecology. Not necessarily topics you might associate with physics, yet it’s exactly what new professor Diego Garlaschelli is dealing with. The common thread? Complex networks.
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Structure dependence of molecular reactions on surfaces
The research presented in this thesis makes use of small molecules (as H2 , D2 and O2 ) on well-defined single crystal surfaces (flat Pt(111), flat Cu(211) and curved Pt(111)) to elucidate the role of surface structure and degrees of freedom in the reactant in specific surface reactions.
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Surface-structure dependence of water-related adsorbates on platinum
Promotor: M.T.M. Koper, Co-promotor: J.B.F. Juurlink
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in the evolutionary race between humans and resistant bacteria: two steps forward for us
A patent for what may be a potent, new antibiotic. And: a clear overview of promising approaches to overcome a crucial resistance tactic employed by bacteria. In the span of one week, two researchers from Leiden are receiving their PhDs, each of them on an important step in the battle against bacteria…
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Programming problem patched: Leiden PhD candidate discovers breakthrough in software security
By chance, computer scientist Hans-Dieter Hiep (Leiden Institute of Advanced Computer Science and Centrum Wiskunde & Informatica) discovered a ‘gaping hole’ in a widely used method for evaluating software security. Hiep patched the hole, causing quite a stir in his field. 'It’s not pleasant when a PhD…
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Filter-based reconstruction methods for tomography
Promotor: K.J. Batenburg
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Roeland Böcker: 'Problems of multilateralism are a never-ending debate'
On 8 December, in honour of Human Rights Week, Roeland Böcker gave a public lecture about his experiences as ambassador to the Council of Europe. Between 2017 and 2021, Roeland Böcker was the representative of the Netherlands in the Council of Europe.
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Global problems, local actions: Leiden professors help teachers, students and citizens to engage with environmental issues
In 2021, Thijs Bosker and Paul Behrens — both Associate Professors in Environmental Sciences at Leiden University — received funding from the Leiden University Fund and the Gratama Foundation to develop tangible and practical exercises that help people to deal with environmental issues from a local…
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Deepfake video enforcement is a problem: ‘You can't ban all porn videos.’
Many deepfake porn videos are going around appearing to feature popular Dutch presenters, actors and politicians. These videos are banned, and yet they’re still being circulated. Dirk Visser, Professor of Intellectual Property Law, explains why: ‘There are enough rules telling us that deepfakes aren’t…
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Miranda Boone on problems with virtual court hearings during coronavirus crisis
The coronavirus crisis had a major impact on the judicial system in the Netherlands: courts closed at the start of the pandemic and instead held virtual hearings. Research now shows that things did not always go smoothly.
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Aggression in young children often caused by nervous system defects and problems experienced by the mother during pregnancy
Young children exhibit more aggressive behaviour if their nervous system fails to respond adequately to stress situations and if they are exposed to risk factors such as smoking or psychological problems experienced by the mother during the pregnancy. This is the conclusion of PhD candidate Jill Suurland.…
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Being able to host international organisations by taking that extra step
The number of international organisations has increased over the last decades. As has the number of cities interested in housing these organisations. International organisations bring wealth to cities and help improve their reputation. They often act as a magnet for other international corporations.…
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Blowup in the complex Ginzburg-Landau equation
Promotor: A. Doelman, Co-promotor: V. Rottschäfer
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Language and self-regulation in XXY
The role of language in self-regulation and social behavior in children with an extra X chromosome
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ZonMw grant for Leonie Vreeke to develop a stepped-care treatment for very shy young children
Leonie Vreeke is ready to start a new 5-year project to develop a stepwise treatment specific to very shy young children. Her proposal was granted by ZonMw with nearly € 600.000,-. A PhD student and a research assistant will be appointed to execute this project, together with societal partners such…
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NOS Radio 1 News: Acknowledging racism and discrimination is the first step to a solution
Not only the United States but also the Netherlands are faced with 'systemic problems' to do with racism and discrimination, according to Dutch Prime Minister Rutte during a press conference held on 3 June. The Prime Minister responded to the events taking place in the United States after the death…
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Jelle van Buuren discusses the Problem with Conspiracy Theories and a QAnon Ban on VICE
Jelle van Buuren, Assistant Professor at the Institute of Security and Global Affairs, appeared as guest on VICE to discuss the usefulness of recent ban on QAnon.
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LLX roundtable titled “Next Generation EU 2.0 – first steps towards a fiscally more integrated Eurozone?”
On Thursday 21 October 2021, the Europa Institute held a hybrid roundtable on the legal feasibility of financing future EU policies – such as EU Green Deal measures – through debts and of thereby extending the novel funding mechanism introduced by Next Generation EU (NGEU). This roundtable was organised…
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Hester Bijl: ‘On-campus teaching is a big step forward, so take care’
‘We’re going to see each other again on campus. We’re so pleased, but we do have to say safe.’ Rector Magnificus Hester Bijl is looking ahead to the new academic year, which begins on 6 September. No more 1.5m distancing, but we do have to take responsibility for other people’s safety.
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Gilles van Wezel steps down as SD of the IBL: Hubertus Irth appointed as temporary replacement
Gilles van Wezel will step down as Scientific Director (SD) of the Institute of Biology Leiden (IBL) as of June 17th. He has held this position since September 2018. Van Wezel will be temporarily succeeded by Hubertus Irth, the current SD of the Leiden Academic Centre for Drug Research (LACDR). Irth…
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Images of Galois representations
Promotores: S.J. Edixhoven, P.Parent
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Hugo Weiland steps back as president of the Foundation for Austrian Studies
On Friday 8 June 2018, Hugo Weiland’s long-standing service was celebrated with a festive lunch organized by board members Ida van Veldhuizen en Hans van Eenennaam.
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A new step in the search for the origin of dark matter
A signal that is present both in the centre of our Milky Way and in distant places in the universe could reveal the origin of dark matter. This is what Leiden physicist Alexey Boyarsky concludes in an article in Physical Review Letters.
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Self-regulation in boys with ODD/CD
Understanding individual differences in self-regulation in boys with ODD/CD on the level of brain, cognition and behavior
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Chaotic dynamics in N-body systems
Promotor: Prof.dr. S.F. Portegies Zwart, Co-promotor: D.C. Heggie
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Improving robustness of tomographic reconstruction methods
Promotor: Prof.dr. K.J. Batenburg
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Spectral imaging and tomographic reconstruction methods for industrial applications
Radiography is an important technique to inspect objects, with applications in airports and hospitals. X-ray imaging is also essential in industry, for instance in food safety checks for the presence of foreign objects.
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Prof. dr. Lenstra in tv show 'De Wereld Draait Door'
In the tv show 'De wereld draait door' of Tuesday 4 February, Prof. Hendrik Lenstra, together with Prof. Barry Koren, gave an explaination of the so-called 'Millenium Problems'.
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New step in development of Humanities Campus: Urban development plan available for viewing
Leiden University has designed a new Urban Development Plan for the Humanities Campus. This plan incorporates participation from the immediate environment (neighbours and nearby residents). The plan will be available for viewing at the Leiden city council offices from 22 December for six weeks.
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Leiden Graduate Journal: the first step to a career in academics
Publishing an article as early as during your studies. Master's students of Nanne Timmer and Astrid Weyenberg are doing it. In the new course 'Leiden Graduate Journal Culture and Society' they are creating an academic journal.
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doesn't exist yet, but still we understand increasingly better what problems it can solve
How do we know what a quantum computer is good for when it hasn't been built yet? That's what PhD candidate Casper Gyurik investigated by combining two terms you often hear: quantum computing and machine learning.
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A lifeline for Leiden research – TB solution a step closer thanks to this Indonesian university
Herman Spaink knows of many substances that may help combat tuberculosis. Lab space to study them safely is very limited in Leiden. A brand-new lab at Universitas Gadjah Mada in Indonesia will soon provide a solution. About time, says Spaink, ‘The disease is on the rise and is becoming less sensitive…
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Big Data in development and humanitarian aid: next step in privacy debate
How can ‘Big Data’ be used in development and humanitarian aid, and what are the risks? Leiden University and the United Nation’s Global Pulse are organising an international expert meeting in The Hague on 23 October.
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FactRank: new tool brings automatic fact-checking a step closer
FactRank is a new online tool that automatically detects ‘checkable’ claims made by politicians in parliamentary debates or tweets, and therefore enables fact-checkers to work much faster. Alexander Pleijter, a researcher and lecturer in Journalism and New Media, helped develop FactRank.