The expedition commanded by Nicolas Baudin to Tenerife, Mauritius, Australia, Timor and South Africa in 1800-1804 is fully researched in regard to ornithology.

Promotor: P. T. de Zeeuw, Co-promotor: N. Neumayer; G. van de Ven

Promotor: E.F. Smets, Co-promotor: J. Geml

Promotor: J. Zaanen, Co-Promotor: V. Juricic

Promotor: Johan Kuiper, Co-promotor: Saskia C.A. de Jager

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.

The research described in this thesis shows that hypercholesterolemia, a well-established risk factor for atherosclerosis, can impact skin lipid pool and barrier function already at young age. In the field of atherosclerosis, we showed that the small peptide Lyp-1 can be used as a targeting molecule…

Promotores: Prof.dr. J. Schaye, Prof.dr. S.D.M. White (MPA Garching)

This research focuses on the distribution of chemical elements in protoplanetary disks, the birthplaces of planets. These disks form around young stars and contain gas and dust, from which planets grow. Ice plays a crucial role in planet formation, aiding the clumping of dust particles and influencing…

De Universiteit Leiden is één plaats gestegen in de jaarlijkse QS World University Ranking en bezet nu de 74e plaats. Dat blijkt uit de lijst die onderwijsadviesbureau QS 10 september publiceerde. Leiden is de tweede Nederlandse universiteit in de ranking.

The work in this thesis describes the fundamental role of Lkb1 as a conductor of metabolism-related processes in zebrafish larvae.

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…

This thesis is about augmented reality (AR). AR is commonly considered a technology that integrates virtual images into a user’s view of the real world.

How can we bridge the gap between experts and the general public?

This thesis develops a method for direction dependent calibration of the ionosphere in radio interferometric data.

Lecture and Masterclass with Alexandra Sapoznik (King's College London) Connecting economic and environmental histories in the pre-modern world 12 and 13 May 2025, Universiteit van Amsterdam. Deadline for submissions: 29 April 2025, 13:00

Where does the urge to collect come from? What are the explicit or underlying reasons for gathering large amount of objects?

On 4 and 5 April 2024, the conference "Waterways and Literary Channels of the Premodern World" will take place at Ghent University. The conference is organized within the framework of the Scientific Research Network "Literatures without Borders". Proposals for 20-minute papers, round-table contributions…

At the largest scales, two ingredients dictate the distribution of matter in the Universe. The first is dark matter, acting as an invisible scaffolding held together by gravitational forces.

Leiden University offers a unique range of summer courses where you can broaden or deepen your knowledge or share your expertise with fellow students. The choice of academic courses is very diverse, ranging from Law, Big Data, Languages and Linguistics to Maths and Natural Sciences, Biology, Biomedical…

Op 11 mei 2016 ontving het Hazelhoff Centre for Financial Law Robert Pickel voor de elfde Hazelhoff Guest Lecture, getiteld ‘The Deadliest Sin of the Financial Crisis’.

Op 16 december 2021 verdedigde Lisanne van Houten het proefschrift 'Flexing the Slot Regime'. Het promotieonderzoek is begeleid door prof.dr. P. Mendes de Leon en prof. L. Pierallini (Luiss University Of Rome).

Although nanoparticles are extensively used in various applications like consumer products and have most probably entered the environment, little is known about the effects of these particles on living organisms.

The unit residue group, to which the present thesis is devoted, is defined using the norm-residue symbol, which Hilbert introduced into algebraic number theory in 1897.

Enkele keren per jaar organiseert het Europa Instituut een ‘Meet the Author’ bijeenkomst. In het kader van deze nieuwe lezingenreeks komen externe academici naar Leiden om te spreken over een recente publicatie. ‘Meet the Author’ bijeenkomsten vangen aan met een gesprek tussen een lid van het Europa…

Join the Pipe is een project dat zich inzet om plastic afval te verminderen en mensen zowel in het Globale Zuiden als in het Globale Noorden van drinkbaar water te voorzien.

Promotor: Prof.dr. S.F. Portegies Zwart

Adenosine is an endogenous ligand which exerts its action by activating adenosine receptors (ARs), while its circulating levels are controlled via a variety of mechanism and proteins, amongst others the equilibrative nucleoside transporters (ENTs).

Kunst en vrije tijd, Kunst en vrije tijd

This study attempts to understand how indigenous community institutions pose an important role in sustainable community-based development, including the integration between local culture and development.

The LUGO Press is a student publication forum, rooted in academia and journalistic practices and published by the Leiden University Green Office.

Ruim 1600 leerlingen uit groep 7 van basisscholen in Leiden en Den Haag krijgen op de verjaardag van de universiteit (8 februari) les van een echte professor.

De afdeling Staats- en Bestuursrecht van de Universiteit Leiden heeft een bundel gepubliceerd over de vraag of de historisch gegroeide combinatie van de concepten van democratische legitimiteit en de scheiding van machten mogelijk blijft buiten de context van de traditionele staat, en indien dit mogelijk…

Ontdek de ‘Teach the Teachers- Basis’ cursus van Boerhaave Nascholing over competentiegericht opleiden en het opleiden van AIOS. Lees hier meer!

Promotores: Prof.dr. G.A. Persoon & Prof. dr. H.H. de Iongh

De onstuitbare opmars van de N.V. Zuid-Korea

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.

Promotor: Prof.dr. G.R. de Snoo

Streptomyces are multicellular, Gram-positive bacteria in the phylum of actinobacteria which produce a high amount of bioactive natural products of which the expression is tightly coordinated with the life cycle.

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…

De tweede geheel vernieuwde editie van 'The E-Primer' bespreekt hoe een breed scala experimenten kan worden geprogrammeerd in E-Prime 3. E-Prime is een van de meest gebruikte softwarepakketten voor het ontwerpen van psychologische experimenten.

Promotor: Prof.dr. M. de Jong

Striga hermonthica, commonly known as witchweed, infests major cereal crops in Sub-Saharan Africa causing severe yield losses and threatening the livelihood of millions of resource poor farmers.

This thesis is dedicated to the exploration of the primordial dark ages: unknown physics during the earliest stages of the Universe’s expansion that have not yet been directly probed by observations. Cosmic inflation is a burst of exponential expansion of space after the “Big Bang”.

Artful Mathematics: The Heritage of M. C. Escher

The ultimate goal of cosmologists is to find a cosmological model able to explain the current observational data.

Prof.dr. Ewine van Dishoeck heeft de Albert Einstein World Award of Science gekregen voor haar wetenschappelijk onderzoek naar de chemische samenstelling van het heelal.

Hoe kunnen theorieën over moderne desinformatie helpen om te begrijpen hoe dat werkte in de Romeinse tijd?

Promotor: A.P. IJzerman