3,228 zoekresultaten voor “afrika in the wereld” in de Publieke website
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Logarithmic approach to the double ramification cycle
This thesis discusses several questions regarding the double ramification cycle as a Chow class on the moduli space of stable n-pointed genus g curves using tools from so-called logarithmic geometry.
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The alignment of galaxies across all scales
Galaxy intrinsic alignments induce a major astrophysical contamination to weak gravitational lensing measurements and need to be modelled and mitigated when extracting cosmological information from such measurements.
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On the geometry of fracture and frustration
Promotor: Prof.dr. M.L. van Hecke, Co-Promotor: V. Vitelli
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The heart of oxygenic photosynthesis illuminated
Promotor: Prof.dr. H.J.M de Groot, Co-Promotor: A. Alia
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Publicatie: Vernacular Books and Their Readers in the Early Age of Print (c. 1450–1600)
The volume Vernacular Books and Their Readers in the Early Age of Print (c. 1450–1600), edited by Anna Dlabačová (Leiden University), Andrea van Leerdam (Utrecht University), and John Thompson (Queen’s University, Belfast), explores approaches to study vernacular books and reading practices across Europe…
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Photosynthetic light reactions at the gold interface
Promotor: T.J. Aartsma, Co-promotor: R.N. Frese
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Systems pharmacology of the endocannabinoid system
In this thesis, a system pharmacology approach, integrating metabolomics, pharmacology and chemical biology, was applied to understand and modulate the endocannabinoid system across different model systems (cells, zebrafish, mice and humans).
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Algorithms for the description of molecular sequences
Promotor: J.N. Kok, P.E. Slagboom Co-promotor: J.F.J. Laros
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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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Histone-DNA assemblies in archaea. Shaping the genome on the edge of life
All life on earth contains DNA, which is used to store biological information. Organisms compact their DNA in order for it to fit inside their cell(s).
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Understanding the complexity of intelligence problems
The complexity of an intelligence problem determines to a great extent the certainty that can be provided by intelligence and security services.
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Vacancy: PhD Candidate ‘Multilingual Books as Cultural Brokers in the Sixteenth Century’
As part of an interdisciplinary PhD programme, the Institute for Cultural Inquiry external link (ICON) is hiring a PhD Candidate for the research project ‘Empowering Individuals, Opening Cities: Multilingual Books as Cultural Brokers in the Sixteenth Century’. This opportunity is funded by the administrative…
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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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Isotopes and the characterization of extrasolar planets
Diverse types of exoplanets such as gas giants on close-in orbits (hot Jupiters) and young massive giants on wide orbits (super Jupiters), with no analogs in the Solar System, pose challenges but also opportunities to our understanding of planet formation and evolution.
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CfP - Winter School: Gender, Emotion and Monstrosity in the Middle Ages (Tübingen, 9-11 November)
The Eberhard-Karls Universität Tübingen organises a Winter school on the theme of Gender, Emotion and Monstrosity in the Middle Ages. Deadline for proposals: 1 August.
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Random walks and the contact process
Promotores: W. Th. F. den Hollander, M.O. Heydenreich
- Exploring the Medieval Archive (5 ECTS)
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PUMA (Prospecting the Urban Mines of Amsterdam)
PUMA aims at composing a geological map of the urban mine of Amsterdam for a selection of metals. Where are main deposits of copper, iron and aluminium located, when will they become available for secondary production, in what state and shape are they?
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Unveiling the nature of giant radio galaxies
The thesis deals with the study of giant radio galaxies (GRGs), which are radio galaxies of megaparsec sizes.
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On the computation of norm residue symbols
An algorithm is discussed to compute the exponential representation of principal units in a finite extension field F of the p-adic rationals.
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Foam rheology near the jamming transition
Promotor: Prof.dr. M.L. van Heck, Co-Promotor: B.P. Tighe
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The UN’s Summit of the Future: Advancing Multilateralism in an Age of Hypercompetitive Geopolitics
In dit artikel gaan Joris Larik en Richard Ponzio in op het belang van de Summit of the Future om multilaterale samenwerking een nieuw leven in te blazen en te versterken in een tijdperk van toenemende concurrentie tussen de grootmachten.
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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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Glucocorticoid modulation of the immune response
Glucocorticoids (GCs) are widely prescribed as anti-inflammatory drugs due to their well-established immunosuppressive effects.
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Aleydis Nissen en co-auteur over K-pop in The Diplomat
Brandon Valeriano (Cato Institute) and Aleydis Nissen (Leiden University) publish an article on the soft power of K-pop in The Diplomat.
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Call for Papers: Perceptions of Just War in the Middle Ages (IMC 2025)
The Research Training Group “Byzantium and the Euro-Mediterranean Cultures of War” invites scholars to submit paper proposals for a series of sessions on “Perceptions of Just War in the Middle Ages” at the IMC 2025. These sessions aim to explore the diverse theological, philosophical, legal, and cultural…
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Tracing the evolution of protoplanetary disks
Promotores: Prof.dr. A.G.G.M. Tielens, Prof.dr. L.B.F.M. Waters (UvA), Prof.dr. C. Dominik (UvA)
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Longo, The Politics of Borders
Political scientist Matthew Longo (Leiden University) takes a detailed look at the evolution of border security in the United States after 9/11. Far from the walls and fences that dominate the news, he reveals borders to be thick, multi-faceted and binational institutions that have evolved greatly in…
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The Infrared Spectrum of Massive Protostars
We have conducted a full spectral line survey of the 3-13 micron region of two massive protostars, AFGL 2591 and AFGL 2136, for the first time at high spectral resolution.
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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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Aria of the Dutch North Sea
Promotores: C. J. ten Cate; M. A. Ainslie. Co-promotor: W. Slabbekoorn
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The puzzle of protoplanetary disk masses
My work focuses on a class of astronomical objects called protoplanetary disks.
- Thesis Lab: "The Source Course" (3 ECTS)
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Online Course The Great Sustainability Transition
In this course, you will learn about sustainability and staying with the environmental boundaries of our planet. You will gain an understanding of the effects of growing affluence and population growth, the key challenges we are facing, and ways to influence your direct environment.
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Symposium 'Ethics and Moral Hazard in the Banking Union'
Op 10 november 2016 organiseerde het Hazelhoff Centre for Financial Law een symposium over 'Ethics and Moral Hazard in the Banking Union' in het historische Academiegebouw van de Universiteit Leiden.
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Promovendus legt bondgenootschap tussen Noord-Korea en zuidelijk Afrika bloot
Van Noord-Korea wordt vaak gedacht dat het een geïsoleerd land is. Maar het tegendeel is waar volgens promovendus Tycho van der Hoog van het Afrika-Studiecentrum Leiden. Noord-Korea heeft namelijk sterke bondgenootschappen in zuidelijk Afrika. Dat probeert Van der Hoog aan het licht te brengen. Als…
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Guest lecture: Dealing with Charters in the Early Middle Ages (May 9, RUG)
"To see, to hear, to touch, to kiss, and so on: Dealing with charters in the early Middle Ages." Guest lecture by Prof. Dr. Philippe Depreux (University of Hamburg): Tuesday 9 May 2023, 15.00-16.30
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Ingredients of the planet-formation puzzle
High-angular-resolution observations of the circumstellar material have uncovered numerous and very diverse substructures in protoplanetary discs, raising the question of whether they are caused by forming planets or other mechanisms.
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On the optimization of imaging pipelines
In this thesis, topics relating to the optimization of high-throughput pipelines used for imaging are discussed. In particular, different levels of implementation, i.e., conceptual, software, and hardware, are discussed and the thesis outlines how advances on each level need to be made to make gains…
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Verdun, How the European Union is Responding to the COVID-19 Crisis
De coronacrisis vraagt om een grensoverschrijdende aanpak en samenwerking tussen landen. De Europese Unie, echter, speelde tot dusverre geen sleutelrol. Politicoloog Amy Verdun (Universiteit Leiden) legt uit waarom.
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Rebel Legal Order, Governance and Legitimacy: Examining the Islamic State and the Taliban Insurgency
Dit artikel onderzoekt hoe ISIS en de Taliban steun hebben gekregen door hun parallelle rechtssystemen.
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The persistence of space: formalizing the polysemy of spatial relations in functional elements
Op 20 juni promoveert Camil Staps. Het Leiden University Centre for Linguistics feliciteert Camil!
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Conference: Vernacular Books and Reading Experiences in the Early Age of Print
This conference explores how reading experiences were shaped both by producers and users of vernacular books. By adopting an international and interdisciplinary perspective (combining book history, literary history, art history, religious studies, and history of knowledge) it aims to contribute to the…
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Unravelling East Africa’s Early Linguistic History (LHEAf)
This project investigates the rich linguistic history of the crucial language groups in East Africa and includes a search for words that indicate earlier lost languages. These outcomes, combined with recent archaeological and genetic research, will contribute to a new understanding of East Africa’s…
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Lecture: Politics and Religion in the Middle Ages and Today (RUG, June 26)
In het kader van de zomerschool "Medieval Religon" geeft prof. Christopher M. Bellitto (Kean University) op 26 juni een keynote lezing getiteld "Politics and Religion in the Middle Ages and Today: Thoughts of an American Medievalist". Deze lezing is ook toegankelijk voor geïnteresseerden die niet deelnemen…
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tijdens de AI Lund Fika-to-Fika Workshop on Regulating High Risk AI in the EU
Op 26 september 2023 gaf Carlotta Rigotti een lezing over de impact van de regelgeving op AI-toepassingen voor werving en selectie, tijdens de AI Lund Fika-to-Fika Workshop on Regulating High Risk AI in the EU.
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The good? The bad? The mutant! Characterization of cancer-related somatic mutations and identification of a selectivity hotspot in adenosine
G protein-coupled receptors (GPCRs), one of the largest families of membrane proteins, are responsive to a diverse set of physiological endogenous ligands including hormones and neurotransmitters.
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Pulling the Brakes on Political Violence: How Internal Brakes Limited Violent Escalation from the Provisional IRA
Onder welke omstandigheden beperken paramilitaire groepen hun gebruik van politiek geweld? Dit artikel onderzoekt het gebruik hiervan door de PIRA.
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Offering the Carrot and Hiding the Stick? Conceptualizing Credibility in UN Peacekeeping
In dit artikel bespreekt Vanessa Newby, universitair docent bij het Instituut Security and Global Affairs, geloofwaardigheid in vredesoperaties. Het artikel betoogt dat geloofwaardigheid in vredesoperaties moet worden opgebouwd met het oog op zowel afschrikking als samenwerking.
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The pervasive informality of the international cybersecurity regime: Geopolitics, non-state actors and diplomacy
De auteurs analyseren twee belangrijke factoren die informaliteit verdiepen, namelijk multipolaire geopolitiek en de opkomst van niet-statelijke actoren.