The thesis describes experimental steps towards reduction of friction on the macroscopic scale by scenarios of thermo- and superlubricity well-known on the nanoscale.

Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

Studying International Relations and Organisations (IRO) you will address transboundary issues from a social sciences point of view. It is an international 3-year programme with a strong focus on current global affairs.

Across many decision-making tasks, people and animals systematically repeat (or alternate) their choices - even when the choices they make are intrinsically uncorrelated. This phenomenon (also known as 'sequential effect' or 'choice hysteresis') has been known for at least a century, and may be a stable…

Despite an increased EU role in the preparedness, monitoring and coordination of health emergencies over the past two decades, Member States’ responses to the first wave of COVID-19 were surprisingly uncoordinated. In light of calls to improve cooperation regarding future health emergencies, this article…

A single self-assembled semiconductor quantum dot in a high-finesse optical microcavity - the subject of this thesis - is an interesting quantum-mechanical system for future quantum applications. For instance, this system allows trapping of an extra electron and thus can serve as a spin quantum memory,…

PhD defence

Erik de Maaker, B. Ramila, Maaike Feitsma, Mayke Groffen, Ellen Haeser, Rachel Lee, M. Karthika, Leonie Sterenborg and Sanne van den Dungen

This thesis focuses on amyloid proteins, a class of proteins that convert into amyloid fibrils.

The studies described in this thesis deal with glycosidases, in particular alpha-galactosidases.

This thesis focuses on the role of chemokine receptors CXCR3 and CCR2 in the inflammatory process and infection control using the zebrafish model.

The origin and evolution of galaxies are closely linked to many different physical phenomena.

In this thesis, we aim to shed light on the diverse and often opposing roles of integrin α3β1 in cancer.

How do educational philosophies, discourses and practices spread around the globe, and how are they transformed and adapted locally?

During the period 500–1000 CE Egypt was successively part of the Byzantine, Persian and Islamic empires. All kinds of events, developments and processes occurred that would greatly affect its history and that of the eastern Mediterranean in general. This is the first volume to map Egypt's position in…

PhD defence

PhD defence

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…

In this thesis, I focused on studying the above- and belowground interactions of J. vulgaris from a plant-soil feedback (hereafter, PSF) perspective. I investigated the temporal variation of negative PSF and examined the effects of root-associated bacteria on plant performance and aboveground herbiv…

Subproject of

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…

Which criteria do ED patients and therapists evaluate as most relevant for recovery? Do patients and therapists differ in their evaluations? Do eating disorder patients differ from a healthy control group in their scores on the Recovery Scale?

How to reconstruct the middle parts (videlicet haute-contres, tailles and quintes) from French orchestral pieces, which survived only in their reduced forms (featuring primarely dessus and continuo), according to historical examples?

This article examines how immigration from Central and Eastern Europe influences political support for Eurosceptic parties.

The European Registry of Exonerations database provides an overview of miscarriages of justice in Europe with a view to preventing future errors.

Arts and leisure, Personal development, Language, Arts and leisure

French title: Communication et violences dans le Guéra et le Moyen-Chari (Tchad) de 1940 à 2010. This research investigates the relationship between the introduction of new means of communication and violence experienced by the local populations in the Moyen-Chari and the Guéra regions in Chad from…

Arts and leisure, Arts and leisure

Promotor: Jelle S. Kaastra Co-promotor: Jelle de Plaa

On November 1st, Min Liu succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Min on this great result.

Self-assembly offers a promising route to create complex structures and materials using simple building blocks. Through, colloidal self-assembly, we can understand the governing principles of the self-assembly process and unlock its potential in diverse applications in materials science, photonics and…

By growing in a soil plants change the biotic and abiotic properties of the soil in which they grow.

Promotor: G.J. Kramer Co-Promotor: E.G.M. Kleijn

Streptomyces are filamentous bacteria that produce more than two-thirds of known antibiotics.

The aim of this thesis is to develop and study a robust and adaptable scaffold for supramolecular polymer self-assembly in water.

The Sun and all the stars in the night sky reside in the Milky Way galaxy. In the at-rest reference frame of the Galaxy, typical stars travel with velocities of about 100-200 kilometres per second.

Of all the mass in our Universe, 80% is thought to consist of a hypothetical and invisible substance called dark matter (DM).

Providing a valuable overview of regionalism throughout the entire continent, Regionalism in Modern Europe combines both geographical and thematic approaches to examine the origins and development of regional movements and identities in Europe from 1890 to the present.

Ramesh Ganohariti will examine legal identity in three post-Soviet aspirant states and outline four common scenarios in this article.

Leiden-Yale collaboration uncovers a tale of samurai same-sex love in a library manuscript.

Homicide engenders broad moral concerns in society, and its aftermath can be understood as a barometer for criminal justice policy. Of all homicides committed, however, only some lead to arrest, to prosecution and ultimately to conviction in court.

What physics controls the properties of quantum matter, such as how electrons flow inside high-temperature superconductors? This question has captivated the physics community and industry for decades, in part due to the great technological potential such materials have, but also because they have resisted…

Acute cardiovascular syndromes, including myocardial infarction or stroke, are the principal cause of death in the Western society. The main underlying pathology of cardiovascular diseases is atherosclerosis, which is caused by the accumulation of lipids and inflammatory cells in the vessel wall, in…

Mr. Ade Jaya Suryani defended his thesis on 28 January 2021

Can zebrafish larvae be used as a behavioural model for screening natural products as potential neurotropic drugs?

This book is the first comprehensive presentation of the archaeology of Syria from the end of the Paleolithic period to 300 BC.

An online platform with instructive and social challenges to prepare students for the changing job market. This idea won the Piece of Skill team the Deans’ Challenge on 27 August. In this competition students invent solutions for global issues, selected by deans of Leiden University.

More attention to the needs of PhD Candidates who are not employed at universities, but combine their research with a professional career outside the academic world. That was the main wish expressed at the workshop Supervision of dual PhD candidates, organized at the Wijnhaven building in The Hague…

The material and intellectual presence of Egypt is at the heart of Western culture, religion, and art from Antiquity to the present. In his book ‘Beyond Egyptomania. Objects, style and agency’, archaeologist Miguel John Versluys not only presents the Nachleben of Egypt as a major constituent of (European)…

The studies of two researchers previously working within the VICI-project ‘Art, Agency and Living Presence’ are now published by Leiden University Press in conjunction with Akademie Verlag.