Promotor: K.E. Schalm, Co-promotor: S.S. Lee

For each living organism health is ensured by correct functioning of its cells. Cells therefore have elaborate methods for regulation of their proteins.

Electron microscopy has become an extremely important techniquein a wide variety of elds.

The elementary excitations of magnets are called spin waves, and their corresponding quasi-particles are known as magnons. The rapidly growing field of Magnonics aims at using them as information carriers in a new generation of electronic devices, (almost) free of electric currents.

In this thesis unconventional tools based on fluidic interfaces were developed to study the surface and interfacial chemistry of graphene, to characterize the intrinsic properties of graphene, to disentangle the effects of substrate and of the environmental factors, and to improve handling protocols…

Quantum position verification (QPV) - the subject of this thesis - is a novel way to authenticate unknown nodes in a quantum network without the need to physically meet up.

Pancreatic ductal adenocarcinoma (PDAC) is among the cancers with the highest mortality rate, despite a relatively low incidence.

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

Keeping our planet healthy in a just and responsible way.

This thesis explores how electron paramagnetic resonance (EPR) spectroscopy can be used to investigate key biochemical processes.

n this PhD thesis, the recombination of different atomic lattices in stacked 2D materials such as twisted bilayer graphene is studied. Using the different possibilities of Low-Energy Electron Microscopy (LEEM), the domain forming between the two atomic layers with small differences is studied.

International experts from several academic disciplines came to Leiden on Friday 8 and Saturday 9 December 2017 to participate in the international conference 'The

Lecture, CHEI Seminar

The mission of Printeger is to enhance research integrity by promoting a research culture in which integrity is part and parcel of what it means to do excellent research, and not just an external and restrictive control system.

The level of congruence between parties and their voters can vary greatly from one policy issue to another, which raises questions regarding the effectiveness of political representation. We seek to explain variation in party–voter congruence across issues and parties.

Excerpta archaeologica leidensia: Corrie Bakels & Hans Kamermans (eds) (2015)

An archaeological case-study of the Pointe des Châteaux, La Désirade and Les Îles de la Petite Terre micro-region, Guadeloupe, F.W.I.

In a century replete with radical politics, final liberations, historical codas, and dreams of eternity, the shadowy figure of Louis-Auguste Blanqui, the constant revolutionary, wrote Eternity by the Stars in the last months of 1871 while incarcerated in Fort du Taureau, a marine cell of the English…

The Oxford Handbook of Caribbean Archaeology provides an overview of archaeological investigations in the insular Caribbean, understood here as the islands whose shores surround the Caribbean Sea.

Pursuing Whiteness in the Colonies offers a new comprehension of colonial history from below by taking remnants of individual agencies from a whiteness studies perspective. It highlights the experiences and perceptions of colonisers and how they portrayed and re-interpreted their identities in Afric…

How were (post) colonial migrants included in post-war welfare systems?

This book analyses the expulsion of delinquent foreigners and their exclusion from the territory through a comparative lens.

How do European Muslim men and women become involved in a violent jihadist struggle abroad?

The research in this thesis is focused on tomographic reconstruction based on two imaging modalities in electron microscopy.

The project 'Food citizens?' examines the consequences and premises of collective food procurement in three European cities (Rotterdam, Turin, and Gdańsk).

‘The storm of the passions rages’: The works of Johannes Jelgerhuis as a source of stagecraft for the historically informed performer.

Archaeological research of coastal farming communities on the southern North Sea coast, 2000-800 BC

On 3 September 2019, Ilektra Antonaki defended her thesis 'Privatisations and golden shares: Bridging the gap between the State and the market in the area of free movement of capital in the EU'. The doctoral research was supervised by Prof. S.C.G. Van den Bogaert.

Landscape history, representation and identity in the Grenada islandscape

Newly published: ‘Background to Beakers’; inquiries into regional cultural backgrounds of the Bell Beaker Complex. Harry Fokkens / Franco Nicolis (eds.).

Edited by Dr. S. Arnoldussen and Prof. dr. H. Fokkens

Elizabeth Stuart is one the most misrepresented – and underestimated – figures of the seventeenth century. Daughter of James VI & I, she was married to Frederick V, Elector Palatine in 1613 – they were crowned King and Queen of Bohemia in 1619, only to be deposed and exiled to the Dutch Republic in…

The research within the Private International Law Department covers private international law, with a particular focus on the fundamental principles of formal private international law.

Leiden University wants its research and teaching to have a positive impact on society. In an effort to achieve this, many of our researchers collaborate with academic and community partners, non-governmental organisations and the business sector.

Despite the wealth of historical literature on the Second World War, the subject of religion and churches in occupied Europe has been undervalued.

Eschatology played a central role in both politics and society throughout the early modern period. It inspired people to strive for social and political change, including sometimes by violent means, and prompted in return strong reactions against their religious activism.

The programme encourages engagement career preparation activities, like offering guest lectures and a study trip. Read more about the career activities

On 12 November, Clare Fenwick defended her doctoral thesis, The Political Economy of Immigration and Welfare State Reform: A Collection of Comparative Political and Economic Essays on Human Mobility and Social Protection. The PhD research was supervised by Olaf van Vliet and Kees Goudswaard.

There are still things we can learn from the Ancient Greeks. How they managed to make sure that innovations were accepted, for example. A group of classics scholars, led by Leiden, will be carrying out research on this question funded by the largest ever NWO subsidy.

Over several decades, a variety of computational methods for drug discovery have been proposed and applied in practice. With the accumulation of data and the development of machine learning methods, computational drug design methods have gradually shifted to a new paradigm, i.e. deep learning methods…

‘Timmermans says more Polish workers are staying in Poland, but there aren’t any figures to back this up,’ was the headline of NU.nl news website during the European elections in 2019. This was after Nieuwscheckers, the fact-checkers at Leiden University, had checked a statement by PvdA politician Frans…

On Tuesday, February 10, 2026, Professor Saskia Jaszoltowski, the new Visiting Professor for Central European Studies at Leiden University joined students, colleagues and friends of Austrian Studies at Leiden for a lunch-time talk that introduced her exciting research to our community.

This doctoral thesis comprises four studies on the content and structure of physics teachers’ belief systems about teaching and learning physics in secondary education in the Netherlands.

This report concerns itself with terrorist technical innovation, particularly with regards to terrorists’ incorporation of emerging technologies into their practices. More specifically, it investigates, through the elaboration of a theoretical learning framework, how terrorist groups can adopt the practices…

Plants and soils from natural ecosystems harbor great diversity of soil microorganisms, which could potentially contribute to the sustainability of horticulture. The knowledge about using wild plant species and soil from natural ecosystem to improve the crop health will advance the application of ecological…