1,733 zoekresultaten voor “online study” in de Publieke website
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Governance of Innovation Project Management: Necessary and Neglected
Promotor: Prof.dr. B.R. Katzy, Prof.dr. J. de Vries
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Higgs dynamics in the early universe
In the early universe, the dynamics of the Higgs field can give rise to many interesting phenomena.
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Studies of dust and gas in the interstellar medium of the Milky Way
Promotor: Prof.dr. A.G.G.M. Tielens
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Laser-generated toroidal helium plasmas
This dissertation is an experimental study of laser-generated, atmospheric pressure, transient toroidal helium plasmas.
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Aspects of cosmic acceleration
The focus of the dissertation
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Magnetic Resonance Force Microscopy and the Spin Bath
There are many interpretations of quantum mechanics, and ultimately experiments are needed to verify or falsify these interpretations.
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Explicit Computation of the Height of a Gross-Schoen Cycle
Arithmetic geometry concerns the number-theoretic properties of geometric objects defined by polynomials. Mathematicians are interested in the rational solutions to these geometric objects.
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Safe anytime-valid inference: from theory to implementation in psychiatry research
Classical statistical methods, such as p-values, are difficult for researchers to apply correctly. They for example do not allow drawing conclusions from a study early, or for extending a study with extra research groups that want to make their data available later.
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Visualization of Vitamin A Metabolism
Vitamin A or retinol is essential in embryonic development, the visual cycle and the immune system.
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The shell evolution of the Hydrocenidae of Malaysian Borneo
The thesis is about the study of shell evolution of the Hydrocenidae of the genus Georissa. This thesis started with a general overview on the evolutionary process of animals due to ecological changes.
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The developing infant gut microbiota: mathematical predictions of the effects of oligosaccharides
A complex community of microbes develops in the infant gut shortly after birth. We call this community the infant gut microbiota. The microbiota influences the health of the infant, which makes the composition and function of the infant gut microbiota an important topic to study.
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Probing molecular layers with low-energy electrons
Molecular materials have been a subject of interest in fundamental research and applications for decades, and have been studied as bulk crystals, (thin) films and as individual molecules, due to the large variety in their properties. This dissertation explores pentacene crystals near the two-dimensional…
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Online boekensalon ‘De Reynaert’ – met Frits van Oostrom
Van den vos Reynaerde geldt als hét meesterwerk van onze middeleeuwse letterkunde, en misschien wel van de hele Nederlandse literatuur. Wat is het geheim van deze klassieker, die in elke tijd ook leest als een moderne roman, en die zoveel heeft betekend voor zovelen?
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NGL lustrum: elke twee weken een (online) lezing!
Na de zomer gaat het lustrumprogramma van het Natuurwetenschappelijk Gezelschap Leiden (NGL) verder: elke twee weken op donderdag een avondlezing met Corona-onderwerp, afgewisseld met de reguliere programmering. NGL-leden, alumni, (oud-)medewerkers, studenten en alle andere geïnteresseerden in de natuurwetenschappen…
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Ontmoetingen tussen kunst en wetenschap: video's online
Zes avonden lang gingen gerenommeerde kunstenaars en wetenschappers met elkaar in gesprek over autonomie, maatschappelijke relevantie en drijfveren in kunst en wetenschap. Elke avond is vastgelegd op video en nu integraal terug te kijken!
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De bescherming van persoonsgegevens, Acht Europese landen vergeleken
Nederland doet het vaak bovengemiddeld goed als het gaat om de bescherming van persoonsgegevens, zo blijkt uit onderzoek van de Universiteit Leiden. Duitsland is koploper, landen als Italië en Roemenië blijven achter.
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Functional study of the human genome
Promotie
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Thyroid axis challenges in Leiden Longevity Study
Promotie
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Rare Earth Supply Chain and Industrial Ecosystem: A Material Flow Assessment of European Union
1) Assess the trends in supply and production status of these critical minerals and mineral products worldwide and Europe’s dependence including on intermediate products such as permanent magnets, RE based super alloys, batteries, polishing compounds, phosphors, catalysts etc. 2) Trace the entire value…
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Understanding the ecology of the Bornean Pygmy Elephant (Elephas maximus borneensis) in the Sebuku Forest, Nunukan District, North Kalimantan
What is movements and corridors of the Bornean pygmy elephant in Sebuku forest? What is the nature of human-elephant conflict in Nunukan District in time and space? What are the diets of the Bornean elephants related to crop raiding?
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Are we there yet? Advances in anytime-valid methods for hypothesis testing and prediction
Statistical considerations guide the design and implementation of the experiments that scientists perform. For instance, in a clinical trial about a the efficacy of a treatment, its effect in a certain minimum amount of patients has to be observed in order to make confident assertions about the efficacy…
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Feestelijke online opening voor het Leiden Legal Technologies Program
Afgelopen vrijdag 19 maart werd de nieuwe opleiding ‘Leiden Legal Technologies Program’ voor professionals online feestelijk geopend. Onder andere de Minister voor Rechtsbescherming Drs. Sander Dekker, de Wethouder Economie, Internationaal, en Dienstverlening van de Gemeente Den Haag Drs. Saskia Bruines,…
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Online tentoonstelling - 's werelds laatste beeldschrift: Naxi Dongba handschriften
Handschriften die op een stripboek lijken, zo zou je de manuscripten van de Dongba-bevolking uit China kunnen omschrijven. De handschriften zijn de laatste voorbeelden van een zogenaamd pictografisch schrift dat alleen kan worden geïnterpreteerd door Dongba-priesters, sjamanen, met kennis van de oude…
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Vloggen en bakken bij eerste online slotseminar van het LLP
Het slotseminar van het Leiden Leadership Programme (LLP) verliep dit jaar anders dan anders. In het virtuele bijzijn van medestudenten, familie en begeleiders, sloten de deelnemers het traject op feestelijke wijze af.
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Congres over het brein en gedrag van kinderen online volgen?
Wat hebben kinderen nodig om optimaal op te groeien en hoe draagt de dynamische ontwikkeling van de hersenen daaraan bij? Antwoorden op deze vragen geeft het team Leiden Consortium on Individual Development (L-CID) met jonge wetenschappers onder leiding van Eveline Crone tijdens het congres 'Development…
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On topological properties of massless fermions in a magnetic field
Make more fluid: In condensed matter systems, electrons can acquire unusual properties from their interaction with the atomic lattice.
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Modeling interstellar bubbles: near and far
Promotor: Prof. dr. A.G.G.M. Tielens
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Functions of leptin in tuberculosis and diabetes: multi-omics studies across species
In this thesis, I study 1) metabolic alterations in tuberculosis related to wasting syndrome in human patients as well as in rodent and fish animal models. 2) effects of the mutation of the leptin gene on cachexia and diabetes in rodent and zebrafish animal models.
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Bioorthogonal Antigens
The aim of this thesis is to explore the use of Bioorthogonal Antigens to study the cross-presentation pathway.
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Time Domain Imaging of Transient and Variable Radio Sources
This thesis focuses on the study of transient and variable radio sources in the universe.
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Josephson and noise scanning tunneling microscopy on conventional, unconventional and disordered superconductors
In this thesis we use Josephson and noise scanning tunneling microscopy for the study of conventional, unconventional (iron-based) and disordered superconductors. On the one hand, Josephson scanning tunneling microscopy allows us to directly visualize the superfluid density with high spatial resolut…
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A fresh view on carbon radio recombination lines powered by LOFAR
The Low Frequency Array enables studies of low-frequency carbon radio recombination lines with unprecedented sensitivity, spectral and spatial resolution.
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Impacts of grassland wildfire on invertebrate species
Does a mid-season fire impact invertebrate populations?
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UV Photodesorption and Photoconversion of Interstellar Ices
This thesis is an experimental study of the UV irradiation of the interstellar ice analogues, relevant for the different stages of the star and planet formation sequence.
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Lattice models for Josephson junctions and graphene superlattices
In this thesis we study quantum transport phenomena on the nanometer scale, in two classes of materials: topological insulators with induced superconductivity and graphene superlattices.
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Activity-based proteomics of the endocannabinoid system
This thesis describes the use of an activity-based proteomics method to study the endocannabinoid system.
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Synthetic peptides as tools in chemical immunology
This thesis has described novel synthetic methods to produce a variety of (glyco)peptides and their application in the study of various immunological processes.
- Visual Culture (5 ECTS)
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Hunting for new physics in the primordial Universe
This thesis contributes to studying primordial cosmology theories and their detectability in future observations.
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Contact
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Assembling anisotropic colloidal building blocks
This PhD-thesis presents a study on micron-sized particles, so-called colloids. By controlling the chemical and physical properties of these particles, such as the interparticle interaction and the particles’ shape, colloids can act as building blocks that self-assembly into larger structures.
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The holographic glass bead game: from superconductivity to time machines
Promotores: Prof.dr. J. Zaanen, Prof.dr. K.E. Schalm
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ALL-IN meta-analysis
Science is typically a patchwork of research contributions without much coordination. Especially in clinical trials, the follow-up studies that we do fail to be the most promising.
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Zebrafish as vertebrate model of Gaucher disease
Lysosomal storage disorders (LSDs) are a group of orphan diseases characterized by lysosomal dysfunction or impaired lysosomal catabolism and affect collectively about 1 in 5000 live births.
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Developing metabolomics for a systems biology approach to understand Parkinson's disease
Neurodegenerative diseases, including Parkinson’s disease (PD), are increasing in prevalence due to the aging population. Despite extensive study, these diseases are still not fully understood and the lack of personalised treatment options that can target the cause of the diseases, rather than the symptoms,…
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Evolution and development of flowers, fruits and inflorescences of Phalaenopsis and other orchid species
The study of orchid flowers, fruits, and inflorescences is crucial due to the remarkable diversity of orchid species and their unique adaptations to pollinators and seed dispersers. However, our understanding of the evolution and development of these organs within the orchid family remains limited.
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Growth and Transport properties of (Rare Earth)TiO3 / SrTiO3 interfaces
This thesis presents the results of a study on the interfaces of insulating oxides with and without the insertion of a magnetic layer.
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Evolutionary diversification and historical biogeography of Orchidaceae in Central America with emphasis on Costa Rica and Panama
In this thesis, I targeted the orchid genus Lepanthes, one of the six genera of angiosperms that surpasses 1,000 species in the Neotropics, as a study model to investigate the evolutionary processes that promoted species diversifications.
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Learning from small samples
Learning from small data sets in machine learning is a crucial challenge, especially when dealing with data imbalances and anomaly detection. This thesis delves into the challenges and methodologies of learning from small datasets in machine learning, with a particular focus on addressing data imbalances…
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Onderwijs
Religious Studies at Leiden University allows you to study a broad spectrum of religions and their manifestations.