2,992 search results for “theorie” in the Public website
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The CM class number one problem for curves
Promotores: P. Stevenhagen, A. Enge Co-Promotor: T.C. Streng
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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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HEPGAME
HEPGAME is a research project that combines the world’s fastest computer algebra system for High Energy Physics equations, FORM, with insights from artificial intelligence. The name combines High Energy Physics and Games.
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Translations of Greek Tragedy in the Work of Ezra Pound
Turning the tables on the misconception that Ezra Pound knew little Greek, this volume looks at his work translating Greek tragedy and considers how influential this was for his later writing.
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Learning Russian as a second language through allusive (precedential) phrases: corpus-based study
When literature, cultural aspects, and data-driven language learning meet in a classroom.
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Play by the rules? : coordination of EU sustainable development policies and the importance of the politico-legal context
There is an increasing amount of attention on EU and its Member States contributions to implementation of two landmark agreements: the Paris Climate Agreement and the UN Agenda 2030 with Sustainable Development Goals (SDGs). Absent from the current literature is an analysis of the political effect of…
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Unconditionally secure cryptographic protocols from coding-theoretic primitives
This dissertation presents new cryptographic protocols, which can be divided into two families.
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The morphology of Dutch
Oxford University Press has published a revised and expanded edition of The Morphology of Dutch (first edition published in 2002).
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A Multi-Level Leadership Spectrum for Collective Good
In this article, Ben S. Kuipers and Joanne Murphy review recent critiques of leadership theory and practice.
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The potters’ perspectives
A vibrant chronology of ceramic manufacturing practices in the valley of Juigalpa, Chontales, Nicaragua (cal 300 CE - present)
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The Cinematic Santri : Youth Culture, Tradition and Technology in Muslim Indonesia
The Cinematic Santri explores the rise and course over the last ten years of cinematic practices among a younger generation of NU associates (Nahdlatul Ulama), the largest traditionalist Muslim group in Indonesia and elsewhere.
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Light Weighed: On the Statistics and Systematics of Weak Gravitational Lensing
In astronomy, the interpration of observations and measurements plays a crucial role: we rely purely and fundamentally on the information that reaches us as observers. And 80% of all matter in the universe is undetectable directly.
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Meta-ethiek. Methode, theorieën, ontwikkelingen
Do objectively correct solutions to ethical dilemmas exist? Or is ethics always a matter of your opinion against my opinion? How do you know what to do? What kind of thing is ethics anyway? Can you be an expert in ethics?
- Jordi Tura Group (Applied Quantum Algorithms)
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Cotton, control, and continuity in disguise: The political economy of agrarian transformation in lowland Tajikistan
Irna Hofman defended her thesis on 10 January 2019.
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Martin van Hecke Lab - Mechanical Metamaterials
We investigate the physics and design of mechanical metamaterial, intricately sculpted materials with properties set by their architecture.
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The Practitioner’s Guide to the Galaxy – A Comparison of Risk Assessment Tools for Violent Extremism
This paper critically compares seven widely used risk assessment tools for violent extremism, including the VERA-2R, the ERG 22+, the SQAT, the IR46, the RRAP, the Radar, and the VAF.
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Shimmering Images: Trans Cinema, Embodiment, and the Aesthetics of Change
In Shimmering Images, Eliza Steinbock traces how cinema offers alternative ways to understand gender transitions through a specific aesthetics of change.
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Experience, Narrative, and Criticism in Ancient Greece. Under the Spell of Stories
Experience, Narrative, and Criticism in Ancient Greece pursues a new approach to ancient Greek narrative beyond the taxonomies of structuralist narratologies.
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Studying dark matter using weak gravitational lensing : from galaxies to the cosmic web
Of all the mass in our Universe, 80% is thought to consist of a hypothetical and invisible substance called dark matter (DM).
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Information Flows along the Central African Republic – DR Congo border
How do Central African refugees navigate through uncertainty in a new and hostile environment in the DR Congo?
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Nuclear magnetic resonance force microscopy at millikelvin temperatures
Promotor: T.H. Oosterkamp
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Countering Terrorist Narratives: Assessing the Efficacy and Mechanisms of Change in Counter-narrative Strategies
This study presents the findings of a laboratory-based experiment testing hypothesised processes implicated in the prevention of violent radicalisation through counter-narratives. The central aims of the study were to contribute to counter-narrative theory, whilst highlighting the value of experimental…
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Lines in the sand: behaviour of self-organised vegetation patterns in dryland ecosystems
Vast, often populated, areas in dryland ecosystems face the dangers of desertification.
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The symmetry of crystals and the topology of electrons
Promotor: J. Zaanen, Co-Promotor: V. Juricic
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Geometry and Topology in Active and Driven Systems
The key characteristic of active matter is the motion of an emergent collection (such as a flock of birds), which is driven by the consumption of energy by its active components (i.e. individual birds).
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Taalportaal (Language Portal)
This proposal aims at the construction of a comprehensive and authoritative scientific grammar for Dutch and Frisian in the form of a virtual language institute: het Taalportaal/the Language Portal.
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Astrolinguistics
Design of a Linguistic System for Interstellar Communication Based on Logic
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Making messages memorable: the influence of rhetorical techniques on information retention
On the 24th of June, Martijn Wackers successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Martijn on this achievement!
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Group representations in Banach spaces and Banach lattices
Promotor: S.M. Verduyn Lunel, Co-promotores: M.F.E. de Jeu, B. de Pagter
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Beyond the Doors of the Synagogue: Self-Perceptions of Jewish Identity in a Modern Canadian Society
Noah Millman defended his thesis on 26 May 2015
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Applications of paramagnetic NMR spectroscopy for protein research
The aim of the research presented in this thesis was to develop new methods forchallenging systems in liquid-state NMR using paramagnetic effects generated by thetwo-armed probe CLaNP-5.
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Public leadership as a balancing act? How leaders’ context influences leadership
Public leadership received increasing attention, but we still do not understand how the context of public leaders affects leadership. This research project delves into public leaders’ perceptions of the leadership situations they find themselves in, which are characterised by multiplicity – one could…
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Leiden Leadership Programme
The Leiden Leadership Programme (LLP) is a one-year, extracurricular honours programme for master’s students from Leiden University, TU Delft and Erasmus University Rotterdam.
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Meta-heuristics for vehicle routing and inventory routing problems
Promotores: T.H.W. Bäck, Y. Tan, Co-promotor: M.T.M. Emmerich
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Una Isla, Dos Mundos
The arrival of Columbus to the Caribbean in 1492 marked a milestone in world history. In both the European and the indigenous world, a set of economic, political and hierarchical networks and relations were defined, structured and changed. These changes affected the indigenous population at different…
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Sterile neutrinos in the early Universe
Promotor: A. Achúcarro, Co-promotor: A. Boyarsky
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Explanation and Teleology in Aristotle's Philosophy of Nature
This dissertation explores Aristotle’s use of teleology as a principle of explanation, especially as it is used in the natural treatises.
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Offering the Carrot and Hiding the Stick? Conceptualizing Credibility in UN Peacekeeping
In this article, Vanessa Newby, assistant professor at the Institute of Security and Global Affairs, discusses credibility in peace operations. This article argues that credibility in peace operations must be built for both deterrence and cooperation purposes.
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Education
The programme group Research Methods and Statistics develops and teaches the large majority of methodological courses in all phases of the program Education and Child Studies.
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Constructions Emerging: A Usage-Based Model of The Acquisition of Grammar
This dissertation is concerned with the development of grammar. Starting from a usage-based perspective, which holds that children use domain-general learning mechanisms to acquire the grammatical patterns of their mother tongue, Beekhuizen shows how to operationalize various concepts from this tradition…
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Information battleground: Conflict perceptions motivate the belief in and sharing of misinformation about the adversary
Misinformation has emerged as a major societal concern. But why do citizens contribute to the dissemination of falsehoods online?
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Tapping into Semantic Recovery
On May 31st, Bobby Ruijgrok succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Bobby on this great result.
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Patterns on Spatially Structured Domains
We consider the propagation of electrical signals through nerve fibres.
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Reintegrating Terrorists in the Netherlands: Evaluating the Dutch approach
This article presents an in-depth evaluation of a specialized reintegration initiative within the Dutch Probation Service focused on individuals convicted or suspected of involvement in terrorism.
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Boethius and the Importance of Basic Logic and Mathematics for Philosophy
In this dissertation, Boethius’ mathematics and logic and their roles in philosophy are reassessed, and on the basis of these, the connections between mathematics and logic in Boethius and their applications to theological or philosophical topics are explored.
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On electronic signatures of topological superconductivity
Promotor: Prof.dr. C.W.J. Beenakker
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The link between hearing loss, language, and social functioning in childhood
The aim of this thesis was to study the link between hearing loss, language skills, and social functioning in deaf and hard of hearing (DHH) children. Sufficient language skills are an essential prerequisite to develop appropriate communication skills, in order to join in conversations with others.…
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Lahabi Lab - Quantum Materials and Devices
Kaveh Lahabi's lab explores the exotic physics of quantum materials, whose underlying physics seems to have more in common with elementary particles and black holes, than ordinary metals and semiconductors.
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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, Co-Promotor: J.B.R. Oonk