4,268 zoekresultaten voor “from new 26 disinformation” in de Publieke website
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Data-Driven Risk Assessment in Infrastructure Networks
Leiden University and the Ministry of Infrastructure and Water Management are involved in a collaboration in the form of a research project titled 'Data-Driven Risk Assessment in Infrastructure Networks'
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Cancer chess: molecular insights into PARP inhibitor resistance
The clinical potential of applying synthetic lethality to cancer treatment is famously demonstrated by the BRCA1/PARP1 paradigm: a tumor specific defect in BRCA1 – a component of the DNA double-strand break (DSB) repair pathway homologous recombination (HR) – results in a remarkable sensitivity to PARP1…
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Bayesian learning: challenges, limitations and pragmatics
This dissertation is about Bayesian learning from data. How can humans and computers learn from data?
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The Sand Motor - Building with Nature to optimise coastal protection and other ecosystem services
How can mega sand nourishments, such as the Sand Motor, be designed and managed for optimal ecosystem services provision ?
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Computer Science
Computational thinking, programming, and algorithms form the basic of many of the things that are shaping our world, the way we work, interact, organize ourselves, and even spend our free time with social networks, streaming media, and games. And this transformation is far from being complete, it is…
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Flow: A study of electron transport through networks of interconnected nanoparticles
This thesis describes a study from both a theoreticaL and an experimental point of view.
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The power of one qubit in quantum simulation algorithms
Quantum computing is an emerging technology, which holds the potential to simulate complex quantum systems beyond the reach of classical numerical methods.Despite recent formidable advancements in quantum hardware, constructing a quantum computer capable of performing useful calculations remains challenging.In…
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Giant galactic outflows and shocks in the Cosmic Web
The radio sky harbours both galactic and extragalactic sources of arcminute- to degree-scale emission of various physical origins. To discover extragalactic diffuse emission in the Cosmic Web beyond galaxy clusters, one must image low–surface brightness structures amidst a sea of brighter compact fore-…
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Network flow algorithms for discrete tomography
Promotor: R. Tijdeman, Co-promotor: H.J.J. te Riele
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Research Seminar Series
For questions and suggestions regarding the series, please contact prof. dr. Olaf van Vliet or dr. Max van Lent
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Children’s Rights in International Commercial Surrogacy
Op 26 juni 2018 verdedigde Claire Achmad haar proefschrift 'Children’s Rights in International Commercial Surrogacy: Exploring the Challenges from a Child Rights, Public International Law Perspective'. Het promotieonderzoek is begeleid door promotor prof. mr. drs. M.R. Bruning.
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PhD candidate, starting January 2025 for the project "Russian Narratives of War"
Geesteswetenschappen, Centre for Linguistics
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Twintig jaar jihadismebestrijding in West-Europa: van de schok van 9/11 tot "jihadismemoeheid"
Dit artikel beschrijft een overzicht van twee decennia na 9/11 in West-Europa. De auteurs kijken naar de ontwikkeling van de dreiging, het contra-terrorismebeleid en de impact hiervan op de samenleving.
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Bioorthogonal Antigens as Tool for Investigation of Antigen Processing and Presentation
In order to be able to develop effective medicine and treatments to prevent or cure autoimmune diseases or cancer we need to understand the mechanisms how they arise and what drives their course.Unravelling the fundamental molecular mechanisms influencing the onset and course of diseases such as allergies,…
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A computational study of structural and excitonic properties of chlorosomes
The long-held desire - to link structure directly to function and to explain molecular mechanisms based on basic chemical or physical principles - is finally coming closer, satisfying not only our scientific curiosity but also offering new solutions to the many challenges in the field of health, energy…
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Gravitational waves through the cosmic web
The first direct detection of gravitational waves opened the possibility of mapping the Universe via this new and independent messenger.
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Assessing the link between television consumption and the attitudes toward people living with HIV/AIDS in Chile
We analyse the link between media consumption and the attitudes toward people living with HIV/AIDS in Chile. We used data from a sample of 1000 people, obtained in the 2011 wave of the World Values Survey (WVS). We use a logistic binary regression model by maximum likelihood. Our results suggest that…
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Modern Drug Discovery
How are new drugs developed? This question is central to the Minor Modern Drug Discovery (MDD), which covers the entire trajectory from disease to drug molecule and vice versa. The various research groups involved offer a complementary and interdisciplinary perspective by connecting the diverse subjects…
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WIC-opvarenden (Seafarers of the Dutch West India Company)
Due to the almost complete disappearance of the archive of the Old Dutch West India Company (WIC, 1621-1674) not much is known about the ships and crews of this company. In this project we start the reconstruction of this basic information making use of new digital humanities techniques to extract this…
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2 PhD positions within the ERC project Worlding America
Geesteswetenschappen, Centre for the Arts in Society
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Radio galaxies near the epoch of reionisation
This thesis explores the theoretical and observational properties of distant massive galaxies that harbour active black holes in their centres and shine brightly at radio wavelengths.
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Archief
Op deze pagina vindt u de opnames van de online This Week's Discoveries vanaf 12 mei 2020 en een lijst sprekers vanaf oktober 2015.
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QS-ranking: Rechten in Leiden op plaats 26 wereldwijde ranglijst
De resultaten van de QS World University Rankings by Subject 2019 werden afgelopen week bekend gemaakt. Rechten in Leiden prijkt op de 26e plaats van de deze wereldwijde ranglijst. En is daarmee de hoogst genoteerde van rechtenopleiding van Nederland.
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LURIS presenteert boek ‘Focus on the Appliance of Science from Leiden’
Leiden University Research & Innovation Services (LURIS), de afdeling van de Universiteit Leiden en het LUMC die de valorisatie van het wetenschappelijk onderzoek stimuleert en in goede banen leidt, presenteert op 28 oktober het boek Focus on the Appliance of Science from Leiden. Dat laat vanuit diverse…
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Leids onderzoek naar corona-afval belandt in New York Times
Mondkapjes en plastic handschoenen moeten ons beschermen tegen corona, maar vormen een steeds groter probleem voor het milieu. In een special van de New York Times vertellen de Leidse bioloog Liselotte Rambonnet en alumnus Auke-Florian Hiemstra over hun onderzoek hiernaar, en de speciale website die…
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Dr. Fushiya in New Scientist: ‘Archeologen negeren al eeuwen lokale kennis’
Archeologisch onderzoek wordt in voorheen gekoloniseerde landen vaak gedaan door mensen van buitenaf. De gemeenschap die rond een opgravingsplek woont, wordt meestal niet of nauwelijks bij het onderzoek betrokken. Dat moet anders, vindt archeoloog Dr. Tomomi Fushiya. ‘Het moet geen eenrichtingsverkeer…
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Bijdrage Robert Zwijnenberg in boek 'Brave New Human - Reflections on the Invisible'
Hoe gaat de wereld eruitzien na de corona-crisis en komen er blijvende gevolgen voor ons, de maatschappij en de manier waarop wij naar de wereld kijken? Dat is de vraag die ‘Brave New Human - Reflections on the Invisible’ probeert te beantwoorden. Hoogleraar Art and Science Interactions Robert Zwijnenberg…
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Mark Klaassen over de Dublin claim op Voice of America News
In de Dublin claim is bepaald welk land van de Europese Unie verantwoordelijk is om de asielaanvraag van een bepaalde asielzoeker te behandelen. In het algemeen geldt dat het eerste land in Europa waar de asielzoeker aankomt of doorreist, verantwoordelijk is voor de behandeling van de asielaanvraag.…
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Painting with starlight : optical techniques for the high-contrast imaging of exoplanets
This thesis describes the development and validation of new high-contrast imaging techniques, with the ultimate goal of enabling the next generation of instruments for ELT-class telescopes to directly image Earth-like extra-solar planets orbiting around nearby stars.
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Pesticides Atlas overhauled in line with European Framework Directive on Water
The Dutch atlas with pesticides concentrations in surface waters have been overhauled. This new, free accessible, website is in line with the European Framework Directive on Water (In Dutch: KRW).
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Science Communication & Society
The research group Science Communication and Society aims to understand how science communication works to improve the interaction between science and society. Central themes are ‘Bridging the gap between experts and the general public’ and ‘Evaluating Science Communication’.
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Chaotic dynamics in N-body systems
Promotor: Prof.dr. S.F. Portegies Zwart
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Filter-based reconstruction methods for tomography
Promotor: K.J. Batenburg
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Taxonomy, systematics, and biogeography of Ficus subsection Urostigma (Moraceae)
Promotor: Prof.dr. P.C. van Welzen
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Novel approaches for direct exoplanet imaging: theory, simulations and experiments
The next generation of high-contrast imaging instruments on space-based observatories requires sophisticated wavefront sensing and control in addition to a high-performance coronagraph.
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Arguably augmented reality : relationships between the virtual and the real
This thesis is about augmented reality (AR). AR is commonly considered a technology that integrates virtual images into a user’s view of the real world.
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Low-Energy Electron Microscopy on Two-Dimensional Systems: Growth, Potentiometry and Band Structure Mapping
Promotor: Prof.dr. J.M. van Ruitenbeek, Prof.dr. R.M. Tromp
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Attacks on hash functions and applications
Promotores: R. Cramer, A.K. Lenstra, Co-Promotor: B.M.M. de Weger
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Applications of paramagnetic NMR spectroscopy for protein research
The aim of the research presented in this thesis was to develop new methods forchallenging systems in liquid-state NMR using paramagnetic effects generated by thetwo-armed probe CLaNP-5.
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The colours of the extreme universe
This thesis presents pioneering work on the panchromatic emission of some of the most luminous galaxies in the early Universe: star forming galaxies and active galactic nuclei.
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A pharmacognostic study of Vernonia guineensis Benth. (Asteraceae): bioactivity, safety, and phytochemical analysis
Promotor: Prof.dr. R. Verpoorte, Co-Promotor: Dr. Young Hae Choi
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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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Positioning of current Environmental tools & an outlook to the future
Review of new technical decisionsupport systems in the environmental field, and application in water management decission processes.
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Politics, Culture and National Identities
The research group Politics, Culture and National Identities 1789-present investigates a wide range of national political cultures in Europe and the Americas in the 19th and 20th centuries. Instead of only analyzing high politics (the acts of governments and political parties), the research group focuses…
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Advances in SQUID-detected Magnetic Resonance Force Microscopy
In this thesis, we describe the latest advances in SQUID-detected Magnetic Resonance Force Microscopy (MRFM).
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Structural and functional analysis of proteins involved in natural product biosynthesis and morphological differentiation in Streptomyces
Streptomyces present a valuable platform for natural product discovery. Lugdunomycin is a novel angucycline-derived polyketide from Streptomyces sp QL37, with unprecedented skeleton and antimicrobial activity.
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Modelling metastatic melanoma in zebrafish
Death in all types of melanomas is generally caused by metastasis. Uveal melanoma (UM) is the most common intraocular melanoma, there are currently no (patient-derived) animal models that faithfully recapitulate metastatic dissemination of UM.
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A radio view of dust-obscured star formation
Within the field of astronomy, understanding how galaxies grow and evolve from the Big Bang to the present day is a challenging and complex question.
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Key innate immune components controlling intracellular infection
Promotor: H.P. Spaink, Co-Promotor: A.H. Meijer
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The dust and molecular gas in the torus of NGC 1068
An Active Galactic Nucleus (AGN) is a highly luminous region at the center of a galaxy, powered by the accretion into a supermassive black hole and emitting energy from radio waves to gamma rays, often outshining the host galaxy.