335 zoekresultaten voor “experimental” in de Publieke website
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Experiment in Leidse labs: een kijkje in het hoofd van een ambtenaar
Speciaal voor een experiment van Universiteit Leiden zijn bestuurskundigen en waterschapsambtenaren samengekomen in een laboratorium.
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Towards thermo- and superlubricity on the macroscopic scale: from nanostructure to graphene and graphite lubrication
The thesis describes experimental steps towards reduction of friction on the macroscopic scale by scenarios of thermo- and superlubricity well-known on the nanoscale.
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Piecewise deterministic Markov processes: an analytic approach
Promotor: S.M. Verduyn Lunel, Co-Promotores: S.C.Hille, O.W. van Gaans
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Tewaterlating ijzertijdkano in het Jeugdjournaal
Op vrijdag 16 februari was de tewaterlating van een handgemaakte ijzertijdkano. De kano is een replica van haar ijzertijdequivalent dat in 2005 in Vlaardingen werd opgegraven. Archeologen uit Leiden werkten mee aan de reconstructie en gebruikten daarbij alleen gereedschappen die men in de IJzertijd…
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Ethnic Bias in Immigration Preferences: Experimental Evidence from Britain
Lezing, LIMS seminar
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Computational and Experimental Studies of Reactive Intermediates in Glycosylation Reactions
Promotie
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Producing affective language: experimental and corpus-based approaches
Lezing, LACG Meetings
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Anisotropy in cell mechanics
Mechanical interactions between cells and their environment play an important role in many biological processes.
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Applications of multisource data-based dynamic modeling to cell-cell signaling and infectious disease spreading
The emergence of complex diseases resulting from abnormal cell-cell signaling and the spread of infectious diseases caused by pathogens are significant threats to humanity. Unraveling the dynamic mechanisms underlying cell-cell signaling and infectious disease spreading is crucial for effective disease…
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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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SHINE-VR: ScHaamte INtErventie
SHINE-VR is een korte interventie in Virtual Reality (VR) die wordt toegevoegd aan een reguliere traumabehandeling (TF-CBT). We onderzoeken de effectiviteit ervan met een experimenteel ontwerp waarbij naar individuele gevallen wordt gekeken. Dit doen we specifiek met jongvolwassenen die seksueel misbruik…
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the role of prosody at multiple levels of linguistic organization: Experimental and crosslinguistic insights
Lezing, SMILE Talks
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Observing what cannot be observed: computational electrochemistry from carbon to hydrogen
In this thesis, we consider various (electro)chemical phenomena at surfaces and nanoparticles and their underlying atomistic processes, which we studied using first-principles methods such as density functional theory.
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Spin-triplet supercurrents of odd and even parity in nanostructured devices
Triplet superconductivity refers to a condensate of equal-spin Cooper pairs (pairs of electrons with equal spin).
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NMR studies of protein-small molecule and protein-peptide interactions
Promotor: M. Ubbink, Co-promotor: G. Siegal
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This is life: some thoughts on self-organized structure formation in active liquids and biological systems
It has been a long-standing mystery how complex biological structures emerge from such seemingly uncoordinated building blocks as cells and tissues, in the presence of only minimal environmental guidance.
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Integrating cellular and tissue dynamics with cell fate decisions through computational modeling
There is a need for alternative methods to replace, reduce and refine (3R) animal experimentation. Combining experimental data from high-throughput in vitro studies with in silico modeling is a promising approach to unravel the effect of chemicals on living cells and to gain a better understanding of…
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Computational electrocatalysis
This dissertation focused on computational methods based on first principles calculations using the Density Functional Theory (DFT) framework. Emphasis was laid on affordable methods that can provide a tradeoff between computational expense and accuracy.
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Towards an ab-axis giant proximity effect using ionic liquid gating
In this Thesis, novel charge induction mechanisms of ionic liquids are treated, tested and experimented on complex oxides, in particular cuprates.
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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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De rol van lexico-syntactische kenmerken in de productie en het begrip van naamwoordgroepen: inzichten uit het Spaans en het Chinees in eentalige
Het project onderzoekt hoe tweetalige sprekers omgaan met lexico-syntactische kenmerken – waaronder grammaticaal geslacht, classifiersystemen en de lineaire volgorde van adjectieven en naamwoorden – in het Spaans en het Chinees, zowel in eentalige als tweetalige contexten.
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Translational Symmetry Breaking in Holographic Strange Metals
In this thesis, we have used numerical approaches to study the effects of translational symmetry breaking on strange metallic systems as realised by the holographic duality.
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Towards a greater understanding of the presence, fate and ecological effects of microplastics in the freshwater environment
This thesis combines field and laboratory studies to address some of the most pressing questions in the field of microplastic research.
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Transforming data into knowledge for intelligent decision-making in early drug discovery
Promotor: A.P.IJzerman Co-promotor: A. Bender
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Conductance and gating effects at sputtered oxide interfaces
This thesis explores interfacial conductance and electric field-effects in LaAlO3/SrTiO3 heterostructures.
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Beyond Photon Pairs
Promotor: E.R. Eliel, Co-Promotor: M.J.A. de Dood
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Matter into context: population- and community-level impacts of nanomaterials in freshwater ecosystems
The application of nanomaterials in industrial processes and consumer products provides many societal benefits, but can also lead to the release of nanomaterials into the environment. The work in this dissertation aims to provide insights into the potential environmental impacts that may follow from…
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Collaborative Meaning-Making
Humans share meaning through language. Over time, repeated interactions have shaped languages into forms that match our cognitive preferences, making them structured, expressive, easy to learn, and ultimately, meaningful.
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The flux and flow of data: connecting large datasets with machine learning in a drug discovery envirionment
This thesis focuses on data found in the field of computational drug discovery. New insight can be obtained by applying machine learning in various ways and in a variety of domains. Two studies delved into the application of proteochemometrics (PCM), a machine learning technique that can be used to…
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De wisselwerking tussen syntaxis en semantiek bij de verwerking van het Mandarijn-Chinees
Dit doctoraatsproject onderzoekt voornamelijk op welke manier (d.w.z. serieel, parallel of op een andere manier) de parser het Mandarijn-Chinees verwerkt. Daarnaast wordt onderzocht of er specifieke taalkundige kenmerken zijn die de decodering van het Mandarijn-Chinees bepalen en die verschillen van…
- Onderzoeksfaciliteiten
- Today’s experimental quantum research at Leiden University: from the microscopic to the macroscopic
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Effects of light at night on plants and their interactions with other species
What is the effect of light at night on plant phenology and physiology, and how does this affect plant interactions with other species?
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Getting personal: Advancing personalized oncology through computational analysis of membrane proteins
Cancer is considered the silent pandemic of the 21st century and the second leading cause of death worldwide.
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Assemblage and functioning of bacterial communities in soil and rhizosphere
Promotores: J.A.van Veen, P.L.G.Klinkhamer. Co-promotor: E.E.Kuramae
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Quantitative pharmacology of antimicrobials
Antimicrobial drugs constitute a fundamental part of modern medicine. The global rise in antimicrobial resistance poses a major threat to global health.
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Genetic and environmental factors determining heterogeneity in preservation stress resistance of Aspergillus niger conidia
Fungal food spoilage often starts with a contamination with spores. Experimental data strongly indicate the existence of subpopulations of spores with different levels of resistance to preservation methods.
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Pulling the strings on anti-cancer immunity
Promotores: J. Jonkers, K.E. de Visser
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Using commitment to improve environmental quality
Promotores: E. van Dijk, G.R. de Snoo. Co-promotor: H. Staats
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Colloidal mechanical metamaterials
This thesis describes how to scale down concepts of macroscopic mechanical metamaterials to the thermal scale using a system of flexibly-linked colloids.
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Counting points on K3 surfaces and other arithmetic-geometric objects
This PhD thesis concerns the topic of arithmetic geometry. We address three different questions and each of the questions in some way is about counting how big some set is or can be.
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Impact of insect herbivory and microbial inoculants on the rhizosphere microbiome and volatilome
This thesis aims to investigate the effect of tripartite interaction between microbial inoculants, the plant, and herbivore insects on the rhizosphere microbiome and volatilome. We investigated the rhizosphere microbiome and volatilome of tomato plants exposed to insect herbivory and/or inoculated with…
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Mast cells in advanced atherosclerosis: from human plaque stability to new therapeutic targets
In this thesis, the role of mast cells in atherosclerosis and novel therapeutic strategies to inhibit atherosclerosis progression are discussed. The first part of the thesis specifically focuses on the relation between mast cells and advanced human atherosclerotic plaque characteristics.
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Single-electrolyte isotachophoresis: on-chip analyte focusing and separation
Promotor: Thomas Hankemeier, Co-promotores: Heiko van der Linden, Paul Vulto
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Quantitative live cell imaging of glucocorticoid receptor dynamics in the nucleus
In this thesis, the focus lies on studying glucocorticoid receptor dynamics in living cells with the aim of understanding how this transcription factor finds its DNA target sites to regulate transcription.
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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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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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Deciphering fermionic matter: from holography to field theory
Promotor: K.E. Schalm, Co-promotor: S.S. Lee
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Quantifying the toxicity of mixtures of metals and metal-based nanoparticles to higher plants
Promotores: Prof.dr. W.J.G.M. Peijnenburg & Dr. M.G. Vijver
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Precision modeling of breast cancer in the CRISPR era
The molecular mechanisms that instigate a healthy cell to become malignant are fueled by (epi)genetic alterations in so-called driver genes.