The research presented in this thesis makes use of small molecules (as H2 , D2 and O2 ) on well-defined single crystal surfaces (flat Pt(111), flat Cu(211) and curved Pt(111)) to elucidate the role of surface structure and degrees of freedom in the reactant in specific surface reactions.

Key publications of the Biologics Formulation group

Synthesis and application of chemical biology tools to study immunomodulatory signaling lipids.

Promotor: Prof.dr. A.G.G.M. Tielens, Co-Promotor: J.B.R. Oonk

On the 23rd of March, Alessandro del Tomba successfully defended a doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Alessandro on this achievement!

The Cyber Security lecturers are scholars and lecturers of Leiden University, Delft University of Technology and The Hague University of Applied Sciences.

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An overview of new research project: Politeness in Arabic Papyrus Letters

LUCIS’ research on Islam and society is guided by three overarching themes, which are fundamental to our research programmes.

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…

Operators in the Lexicon opens with an old chestnut: why are there no natural single word lexicalizations for negations of the propositional operator and and the predicate calculus operator all: why neither *nand nor *nall?

On 21 September 2022 Arfiansyah successfully defended a doctoral thesis and graduated.

In this thesis, the discovery and optimization is described of chemical tools to study the N-acylethanolamine (NAE) biosynthetic pathway.

Assessing Learning in Higher Education addresses what is probably the most time-consuming part of the work of staff in higher education, and something to the complexity of which many of the recent developments in higher education have added. Getting assessment ‘right’– that is, designing and implementing…

Mr. J. Sun defended his thesis on 21 March 2018.

Promotores: Prof.dr. C.A.M.J.J. van den Hondel, Prof.dr. V. Meyer (Technische Universität Berlin)

Below are some of the scholarly works published within the context of the Institutions for Conflict Resolution programme.

On Friday 2 October journalist Sander van Hoorn starts his lecture series ‘The Middle East doesn't exist’, which was organised by the Leiden University Centre for the Study of Islam and Society (LUCIS). ‘If all goes well, people will understand the Middle East that bit less after my lectures.’

Papyrology+, founded in 2014, is a collaboration of Leiden scholars studying (Abnormal) Hieratic, Demotic, Aramaic, Greek, Latin, Coptic, and Arabic papyri from a socio-historical, economic and linguistic perspective. Papyrology+ aims to explore new opportunities and directions in the study of ancient…

Thanks to its early civilisation and continuous mix of influences, the Muslim world has a rich and varied culture. The study of material culture, books, stories, films and increasingly television series teaches us about the structure of modern-day Muslim societies.

Understanding the history of Islam and Muslim societies sheds a clear light on the complex and changing social structures of the Middle East, including the current trouble spots whose effect spreads all the way to Western Europe.

How and under what conditions Dutch primary school principals' managerial networking activities affect the performance of their school

Studies on representative bureaucracy have often confirmed the positive performance effects of bureaucracies mirroring the demographic characteristics of their clientele. However, little is known about the underlying individual level mechanisms leading to these outcomes.

How and to what extent does AI affect citizen representation in public service delivery and state-citizen interactions?

On 16 November 2022 ms. Eftychia Mylona successfully defended a doctoral thesis and graduated.

On 7 September 2023 Didem Durak Akser successfully defended a doctoral thesis and graduated.

Nuran Buket Cengiz defended her thesis on 13 June 2017

The Behavioral Public Administration Lab (BPA Lab) conducts behavioral science to generate, share, and apply insights about human behavior to improve governance, policy, and management in the public sector.

On 1 September 2022 Güldeniz Kibris successfully defended a doctoral thesis and graduated.

The programma structure of the advanced master International Children's Rights of Leiden University can be found on this page.

Below are resources which provide a short primer on the subject of active learning.

Context and contents of the Izcatqui manuscript in the Royal Tropical Institute, Amsterdam

Engin Kiliç defended his thesis on 11 june 2015

On the 1st of December Marcela A. Garcia Probert successfully defended a doctoral thesis and graduated.

Petra van der Bekerom, Joris van der Voet, and Johan Christensen, three assistant professors at Leiden University, conducted a large-scale survey experiment about whether citizens are more negative about failing service delivery than private organizations.

Combining approaches from intellectual history, philology and the study of Arabic manuscripts, this study places the Bornu scholar Muḥammad al-Wālī within his intellectual environment on the one hand, and it portrays him as someone who responded to the concerns of ordinary Muslims around him on the…

The unique geographic and temporal breadth of research at Leiden allows us to stimulate a shift from the classical Weberian mode of scholarly production that views historical development and modernization as emanating from Europe and the West to a multi-polar perspective that allows for more nuanced,…

On Thursday 21 November 2024 Jake Benson successfully defended a doctoral thesis and graduated.

On 13 September 2023 Eline Scheerlinck successfully defended a doctoral thesis and graduated.

In ancient times, the steppe in the hinterland of Petra (Jordan) was transformed into a green oasis. This project tries to shed insights in the agricultural, water management and societal processes resulting in this transformation. This will be accomplished by practicing an interdisciplinary research…

How does global change across time and space lead to convergence and loss of variation or increasing diversity and conflict?

How did institutions and structures operate throughout the Muslim world from the earliest history of Islam into the early modern period?

On Thursday 28 March 2024 Said Reza Huseini successfully defended a doctoral thesis and graduated.

LUCIS is an interfaculty knowledge centre offering a multidisciplinary and comparative view on Islam and Muslim societies.

This research will investigate which aspects of On the sublime received attention in the intellectual milieu of the seventeenth century and how the sublime found its way in the political and artistic discourse of that time. Thus I aim to shed light on the role of art in politics and society in this…

What made the early Islamic empire so successful and have we missed the story by neglecting crucial evidence? The 7th-century Arab conquests changed the socio-political configurations in the Mediterranean and Eurasia forever. Yet we do not really know how the Arabs managed to gain dominance of this…

The Editors of PAIR are always interested in suggestions for themed editions. Anyone wishing to propose a theme and/or to assist as a ‘guest editor’ should contact one of the editors of PAIR.

This NWO-funded VICI project (2025-2030) led by Prof.dr. Petra M. Sijpesteijn examines the place-making processes in the early Islamic Empire.

As a critical commemoration of its centenary, this book presents a mosaic of one hundred carefully curated fragments by expert authors, shedding light on politics, economy, society, culture, gender, and arts in a hundred years of Turkey.