467 zoekresultaten voor “moral courage - leading in times of conflict and crisis” in de Publieke website
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Diplomacy and Global Affairs
De onderzoeksgroep ‘Diplomacy and Global Affairs’ houdt zich bezig met onderwerpen zoals de veranderende globale machtsverhoudingen, (internationale) diplomatiek, het beheersen en oplossen van conflicten, de inspanningen van spelers zoals internationale, multilaterale, regionale en non-gouvernementele…
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Cognitive Bias in the Judgment of Business Valuations and Valuators
Op 1 april 2020 verdedigde Marc Broekema zijn proefschrift 'Cognitive Bias in the Judgment of Business Valuations and Valuators'. Het promotieonderzoek is begeleid door promotor prof. dr. J.I. van der Rest.
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Pesticides and health – challenges and opportunities for exposure assessment
The aim is to develop methods to assess environmental and occupational exposure to (individual) pesticides, to be applied in epidemiological studies investigating pesticide exposure and human health. Furthermore, we aim to investigate the potential association between exposure to pesticides and Parkinson’s…
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Autumn School in Medieval Languages and Culture 2021
In close collaboration with the Center for Medieval Studies (Fordham), Centre for Medieval literature (Odense and York) and Centre for Medieval Studies (York), the University of Ghent organizes an Autumn School for PhD- and MA-students in Medieval Studies (18-22 October 2021). It will be organized in…
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Nascholingsdag World Teachers Programme 2024
World Teachers Festival 2024 - Celebrating and exploring language, culture, diversity and criticality in teaching and learning
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Glucocerebrosidase and glycolipids: In and beyond the lysosome
The lysosomal β-glucosidase named glucocerebrosidase (GCase) is a retaining β-glucosidase that hydrolyzes the glycosphingolipid glucosylceramide (GlcCer) to ceramide and glucose at acid pH.
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Evenementen & Activiteiten
Het Leiden Leadership Centre verbindt wetenschap en praktijk door evenementen over publiek leiderschap te organiseren – zoals Leiden Leadership Lunches, webinars, (internationale) conferenties en de Leiden Leadership Podcast.
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First-pass and systemic metabolism of cytochrome P450 3A substrates in neonates, infants, and children
Growth and development affect the metabolism of drugs administered to neonates, infants, and children.
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Noonan and LEOPARD syndrome in zebrafish: molecular mechanisms and cardiac development
Promotor: Prof.dr. J. den Hertog
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Photothermal studies of single molecules and gold nanoparticles: vapor nanobubbles and conjugated polymers
Promotor: M.A.G.J. Orrit
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Molecular electronics: Controlled manipulation, noise and graphene architecture
Atoms and molecules are the basic units of matter. If we keep dividing a bar of gold or a glass of water into smaller parts, at the end we are left with a single gold atom or a water molecule.
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Multiple star formation: chemistry, physics and coevality
Multiple stars, that is two or more stars composing a gravitationally bound system, are common in the universe.
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Biological model representation and analysis
Promotor: Prof.dr. J.N. Kok, Co-promotor: F.J. Verbeek
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Stereoelectronic and conformational effects in oxocarbenium, iminium and iminosugar ammonium ions
Promotores: Prof.dr. G.A. van der Marel, M. van Heel
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Stereoelectronic and conformational effects in oxocarbenium, iminium and iminosugar ammonium ions
Promotor: G.A. van der Marel, Co-promotor: J.D.C. Codée
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Dynamics of TNFalpha signaling and drug-related toxicity
In previous studies at our laboratory it was demonstrated that drug exposure of HepG2 cells can lead to an altered TNFα-induced NF-κB oscillatory phenotype, concurrent with a synergistically increased sensitivity for TNFα-induced apoptosis.
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Hydrodynamics and the quantum butterfly effect in Black Holes and large N quantum field theories
Why do black holes emit thermal radiation? And how does a closed quantum system thermalize?
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Collateral Transactions and Shadow Banking
Op 13 oktober 2021 verdedigde Ross Spence het proefschrift 'Collateral Transactions and Shadow Banking'. Het promotieonderzoek is begeleid door promotoren prof.mr. M. Haentjens en prof.dr. A.M. Pacces (UvA).
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'Q-wires': Synthesis, electrochemical properties and their application in electro-enzymology
An objective of this research was to achieve direct, well-defined and non-rate-limiting electron transfer between respiratory enzymes and the electrode surface by means of 'Q-wires'.
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Strings and AdS/CFT at finite density
Promotores: J. Zaanen, A. Parnachev
- International Relations and Organisations
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Innate immune modulation in atherosclerosis and vascular
Promotores: Prof.dr. J. Kuiper, Prof.dr. P.H.A. Quax, Co-promotor: I. Bot
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Superstructures of lipids and graphene
This thesis systematically analyzes the physical-chemistry of lipid-graphene interactions with the major objective of reconciliating the variety of results reported in the literature.
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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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Wild versus domestic prey in the diet of tigers
A recent study on reintroduced tigers in Panna Tiger Reserve in India reveals that risks from tigers increased more because of human behaviour and people's livestock husbandry practices.
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Wout Broekema op de website van Platform O: Zijn experts 'heilig'?
In het bestrijden van de coronacrisis leunen politici in verregaande mate op de kennis van experts. Dat is verstandig, maar het is niet aan experts om politieke besluiten te nemen. Dit betogen Wout Broekema, Universitair Docent Crisis Governance aan de Universiteit Leiden, en Beatrice de Graaf, Hoogleraar…
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Christa Tobler spreekt over de juridische relatie tussen Zwitserland en de EU
Op 26 en 27 september 2023 vond de conferentie
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Topics in mathematical and applied statistics
Promotor: A.W. van der Vaart
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Intelligence and Security
Wij zijn de grootste onderzoeksgroep binnen de Europese Unie gericht op inlichtingen en veiligheid. Het onderwijs dat door onze groep gegeven wordt bestaat uit een serie van theoretisch en praktisch georiënteerde vakken op zowel bachelor niveau waaronder een minor in Intelligence Studies, als een gespecialiseerde…
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Functional fluorescent materials and migration dynamics of neural progenitor cells
In this thesis, time-lapse fluorescent microscopy plays a pivotal role in investigating functional materials within living cells as well as the migratory behaviour of neural progenitor cells.
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Chemical tools to monitor and control proteasome activities
Promotores: H.S. Overkleeft; G.A. van der Marel Co-Promotor: B.I. Florea
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Phylogeny and species delimitation within the moss genus Dicranum Hedw.
Promotor: Prof.dr. E. Smets, M. Stech
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The interplay between lipids and the immune system in atherosclerosis
Cardiovascular diseases are among the most frequent causes of death in the world. The main underlying pathology of cardiovascular diseases is the development of atherosclerosis in the medium and large-sized arteries.
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Uniform infinite and Gibbs causal triangulations
Promotor: Richard D. Gill
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Kennis delen over sociale media in Afrika
Afrika is in de lucht. De Leidse Afrikaspecialist Mirjam de Bruijn is gefascineerd door de snelle ontwikkeling van mobiele telefonie en sociale media in Afrika. Daarover houdt ze een website bij, toegespitst op afgelegen, gemarginaliseerde en conflictueuze gebieden in Midden-Afrika.
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Size effects in microstructured superconductors and quantum materials
We find ourselves in an era of transition, not just towards a more computing- and data-driven society but also away from unsustainable fossil fuels as an energy source.
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Molecular and Nano-Engineering with Iron, Ruthenium and Carbon: Hybrid structures for Sensing
Metal complexes and 2D materials like graphene were combined to produce structures that can function as sensors.
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Identification of Therapeutic Targets and Antisense Oligonucleotide Mediated Exon Skipping Based Therapies in Arthritis
Promotor: G.J.B. van Ommen
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Many objective optimization and complex network analysis
This thesis seeks to combine two different research topics; Multi-Objective Optimization and Complex Network Analysis.
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Temperature effects on genetic and physiological regulation of adaptive plasticity
Promotor: P.M. Brakefield
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Molecules during stellar formation and death
Promotor: Prof.dr. E. F. van Dishoeck
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CO2 reduction toward liquid fuels : on heterogeneous electrocatalysts and heterogenized molecular catalysts
With the energy transition toward a renewable energy supply and a CO2-neutral economy, electrification of the energy system is rising in importance, which leads to the challenge of long-term storage of renewable electricity.
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Online Course Cosmopolitain Medieval Arabic World
In this course, we will focus on the fascinating history of the Arabic Medieval World. We will take you on a journey through the Middle Ages. All along, we will present you with historiographical debates and dilemmas and travel back and forth in time explaining to you how events of the past affected…
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Student for a day Arts, Media and Society
Studievoorlichting
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Random walks and the contact process
Promotores: W. Th. F. den Hollander, M.O. Heydenreich
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Geometric phases in soft materials
Geometric phases lead to a nontrivial interference result when an electron's different quantum mechanical paths choices encircle a magnetic coil in an Aharonov-Bohm experiment.
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The Agta of the Northern Sierra Madre. Livelihood strategies and resilience among Philippine hunter-gatherers
Promotores: G. Persoon, R. Schefold
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Mechanisms and consequences of horizontal gene transfer in cell wall-deficient cells of Kitasatospora viridifaciens
The bacterial cell wall is a nearly universal structure that offers protection and gives the cell its shape. However, environmental stressors, such as cell wall-targeting antibiotics and hyperosmotic conditions, can induce bacteria to shift to a wall-deficient state. It is unknown whether the lack of…
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The Role and Effectiveness of the G20
The Role and Effectiveness of the G20. In dit artikel, gepubliceerd in The Changing Global Order onderdeel van the United Nations University Series on Regionalism book series, bespreekt auteur Jaroslaw Kantorowicz de evolutie van de G20.
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Transborder Governance of Forests, Rivers and Seas
Natural resources often stretch across borders that separate modern nation states. This can create conflict and limit opportunities for regulated consumption of their goods and services, but also provide opportunities for joint multinational efforts that exceed single country capabilities.