2,904 zoekresultaten voor “from new 26 disinformation” in de Publieke website
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Plasmonic enhancement of single-molecule fluorescence under one- and two-photon excitation
This thesis aims to improve the detection from ultra-weak single emitter by enhancing their emission properties with plasmonic nanostructures. We exploit the wet-chemically synthesized single crystalline gold nanorods (GNRs) as our basic frameworks in the whole studies, simply because of their unique…
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Modular curves, Arakelov theory, algorithmic applications
Promotor: S.J. Edixhoven, Co-promotor: R.S. de Jong
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Principles of Environmental Sciences
Principles of Environmental Sciences provides a comprehensive picture of the principles, concepts and methods that are applicable to problems originating from the interaction between the living and non-living environment and mankind. Both the analysis of such problems and the way solutions to environmental…
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The energy and material related impacts of the transition towards low-carbon heating: a case study of the Netherlands
This dissertation investigates the energy and material related impacts of the transition towards a low-carbon heating system in the Netherlands, in the context of its 2050 climate and circular economy policy goals.
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Synthesis of Ribitol Phosphate based Wall Teichoic acids
Antibiotic resistance, caused by widespread use of antibiotics, leads to bacterial infections that are difficult, if not impossible, to treat and is a major worldwide health concern.
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Functional analysis of Dof transcription factors controlling heading date and PPDK gene expression in rice
Promotor: P.J.J. Hooykaas, Co-Promotores: P.B.F. Ouwerkerk, M. Wang
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Contributions to the phylogeny of the haplolepideous mosses
The haplolepideous mosses (Dicranidae) comprise about 4000 species distributed over a wide range of habitats, with great gametophytic and sporophytic morphological variation. Their monophyly is well supported by the results of several molecular phylogenetic studies, which shed light on their relationships…
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Computational optimisation of optical projection tomography for 3D image analysis
Optical projection tomography (OPT) is a tomographic 3D imaging technique used for specimens in the millimetre scale.
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Bayesian Inference for Gaussian Models
This dissertation studies the Asymptotics of Bayesian nonparametric inference for Gaussian linear models.
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PLGA-based particulate vaccine delivery systems for immunotherapy of cancer
Promotores: W. Jiskoot, F. Ossendorp
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The puzzle of protoplanetary disk masses
My work focuses on a class of astronomical objects called protoplanetary disks.
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Trans-kingdom DNA transfer
The type-IV secretion system (T4SS) is a machinery able to transfer DNA and proteins between bacteria and in certain cases also to eukaryotic cells.
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Frontiers of Nanoscience (NanoFront)
Kunnen we van quantum-verrassingen quantum toepassingen maken? Kunnen we het leven onderzoeken en opbouwen vanuit de nano-schaal?
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Error bounds for discrete tomography
Promotores: K.J. Batenburg, B. Koren
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Fulltime programme
Het schema hieronder geeft het curriculum weer van het eenjarige fulltime programma van de master Health, Ageing and Society in collegejaar 2024-2025.
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Low energy electron transmission through layered materials and chiral organic films
In this Ph.D. thesis we study the interaction of low energy electrons with thin materials, namely layered materials (graphene, hexagonal boron nitride, molybdenum disulfide) and organic films. At these low energies the quantum mechanical wavelength of the electron wave function is in the order of a…
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High-contrast spectroscopy of exoplanet atmospheres
More than 5,000 exoplanets have been found over the past couple of decades. These exoplanets show a tremendous diversity, ranging from scorching hot Jupiters, common super-Earths, to widely separated super-Jupiters on the planet/brown dwarf boundary.
- Medieval Studies' Day (1 ECTS)
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Anthracycline biosynthesis in Streptomyces: engineering, resistance and antimicrobial activity
Actinobacteria are well known for the production of bioactive natural products, many of which have applications in the fields of human, animal and plant health. Subject of this thesis are the anthracyclines, glycosylated aromatic polyketides with potent anticancer activity.
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Pulses in singularly perturbed reaction-diffusion systems
Promotor: Arjen Doelman, Co-promotor: Vivi Rottschäfer
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The Many Faces Of Online Learning
In this dissertation several settings in the Online Learning framework are studied. The first chapter serves as an introduction to the relevant settings in Online Learning and in the subsequent chapters new results and insights are given for both full-information and bandit information settings.
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Organisational & Entrepreneurial Behaviour
De onderzoeksgroep Organizational & Entrepreneurial Behavior onderzoekt het gedrag van individuen en groepen die in organisaties werken, organisaties starten, of organisaties leiden, met als doel om organisatorische praktijken te informeren. Door zich te concentreren op het gedrag van (groepen) werknemers,…
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Course: Introduction to the Archaeology of the Book
The Summer School History of the Book, organized by the Allard Pierson Museum, introduces a new course in English: Introduction to the Archaeology of the Book, taught by Prof. Malcolm Walsby (2-6 September 2024).
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Cfp: The Fantastic and the Supernatural in the Medieval Germanic Traditions (deadline extended)
The deadline for the conference "The Fantastic and the Supernatural in the Medieval Germanic Traditions" has been extended to June 30.
- Brahms: erfgenaam van Beethoven, Schubert en Schumann, II
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Discrete tomography with two directions
Promotores: R. Tijdeman, K.J. Batenburg
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Computer interventions for young children at risk to prevent reading impairments
This study’s main aim is to test whether children’s learning behaviour explains why they do not benefit from a literate environment.
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Van de jacht op overtreders naar het beheersen van risico’s
Op woensdag 30 november 2016 promoveert Florentin Blanc op zijn proefschrift 'From Chasing Violations to Managing Risks Origins'. De verdediging vindt plaats om 11.15 uur in het Academiegebouw van Universiteit Leiden. De promotor is professor Wim Voermans.
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Exploring Means to Facilitate Software Debugging
In this thesis, several aspects of software debugging from automated crash reproduction to bug report analysis and use of contracts have been studied.
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The LUGO Press
The LUGO Press is a student publication forum, rooted in academia and journalistic practices and published by the Leiden University Green Office.
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Online Course De-Mystifying Mindfulness
Around the world, mindfulness has become big business. This course combines conventional scholarly inquiry from multiple disciplines with experiential learning to provide a responsible, comprehensive, and inclusive education about mindfulness as a contemporary phenomenon.
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Molecular, Cellular and Organismal Biology (MSc)
Deze opleiding biedt de mogelijkheid om onderzoek op moleculair, cellulair en organismaal niveau te verenigen, maar biedt ook de mogelijkheid om je te specialiseren op één van deze niveaus.
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EUniWell Open Lecture Series | From knowledge transfer to personal development
Lezing, Lezing onderdeel van serie
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Understanding the Heterogeneity of Corporate Entrepreneurship Programs
In today's volatile market environments, companies must be able to continuously innovate. In this context, innovation does not only refer to the development of new products or business models but often also affects the entire organization, which has to transform its structures, processes, and ways of…
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Photo-activation of ruthenium-decorated upconverting nanoparticles
Metal-based prodrugs based on ruthenium(II) polypyridyl complexes have proven to be very suitable for application in both photodynamic therapy (PDT) and photo-activated chemotherapy (PACT).
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Computed fingertip touch for the instrumental control of musical sound with an excursion on the computed retinal afterimage
Promotor: Prof.dr. S. Haring
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Novel role of the AT-HOOK MOTIF NUCLEAR LOCALIZED 15 gene in Arabidopsis meristem activity and longevity
Plant architecture has distinct forms in different plant species, but also within a species the finalarchitecture of a plant is determined by its gradual development and changes therein induced by environmental conditions during the plant’s life cycle.
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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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Quality-driven multi-objective optimization of software architecture design: method, tool, and application
Promotores: Prof.dr. T.H.W. Bäck, Prof.dr. M.R.V. Chaudron, Co-Promotor: M.T.M. Emmerich
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Multi-omics studies of the control of growth and antibiotic production of Streptomyces
Actinobacteria are Gram-positive bacteria that have a complex multicellular life cycle and are well known for their ability to produce a wide range of bioactive natural products (NPs).
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Synthetic Methodology Towards ADP-Ribosylation Related Molecular Tools
Phosphorylation affects all four major biomolecules – proteins, lipids, carbohydrates and nucleic acids – and plays a pivotal role in the most fundamental cellular functions.
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Combining monitoring with run-time assertion checking
Promotor: F.S. de Boer, Co-promotor: M.M. Bonsangue
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Abiotic depletion in LCIA
Possible improvements for the assessment of abiotic depletion in LCA.
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Multimedia Research and documentation of African Oral Genres
The project Multimedia Research and Documentation of African Oral Genres: Connecting Diasporas and Local Audiences (Director: D.Merolla) focuses on multimedia as technology that allows scholars to share documentation and scientific knowledge with the cultural owners of the collected oral genres.
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Wie volgt Bastiaan Rijpkema op als Wetenschapstalent?
Bastiaan Rijpkema werd vorig jaar uitgeroepen tot New Scientist Wetenschapstalent. Rijpkema won deze prijs op basis van zijn onderzoek naar de Weerbare Democratie. Vanaf 24 april 2018 is het mogelijk om te kiezen voor een nieuwe New Scientist Wetenschapstalent.
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Methodologie en Statistiek
Methodologie & Statistiek richt zich op de ontwikkeling, evaluatie en toepassing van modellen voor de analyse van psychologische onderzoeksgegevens.
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Brahms & Bruckner
In samenwerking met Home Academy
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Aanvullend Verrijkingsrecht
Op 26 juni 2019 verdedigde Teun van der Linden zijn proefschrift 'Aanvullend Verrijkingsrechte'. Het promotieonderzoek is begeleid door promotor prof. mr. Jac. Hijma.
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Onderwijsvisie
Nieuws, achtergrondinformatie, best practices en meer over de onderwijsvisie Learning@LeidenUniversity.
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Impact
Met ons onderzoek en onderwijs dragen we bij aan een betere wereld. Onze onderzoekers duiden ontwikkelingen in wetenschap en maatschappij, en helpen mee om oplossingen te vinden voor uitdagingen waarmee de samenleving zich geconfronteerd ziet.