Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh

Factors affecting galanthamine production in Narcissus

On the 10th of February, Qian Li succesfully defended her PhD-thesis and graduated. LUCL congratulates Qian on this great result.

Be a student for a day, join a course and decide if the programme is right for you.

Want to study abroad? Visit the Master’s Week of Leiden University and find which master's programme taught in Leiden or The Hague is right for you.

The increasing resistance of pathogenic bacteria to antibiotics necessitates the discovery of new medicines.

This dissertation is concerned with the study of the less than twenty remaining precolonial Mesoamerican codices. By considering these rare and fragile pictographic and hieroglyphic books from the cultural biography perspective, many different aspects of these books can be studied.

Streptomyces bacteria are a valuable source of natural products, many of which are used in the clinic or in biotechnology.

LUCAS offers education, guidance, and development opportunities to PhD candidates researching the relationships between the arts and society, in fields aligned with one of our three research clusters. We are strongly committed to high-quality, innovative research conducted with integrity. The Institute…

CML has its very own PhD committee!

The family and friends of staff who work at many of the larger University faculties or departments are welcome to come and take a look behind the scenes on Family and Friends Day.

The Move-In Days will take place on 15-16 August 2026. In order to prepare yourself for your Move-In Day, we want to share with you some more info, and what to expect before this date. DUWO - our student housing partner that deals with LUC's housing will be in touch with you in the summer to start…

As a supervisor, you play a vital role in guiding and supporting your PhD candidate throughout their academic journey. Here are some important responsibilities and steps you need to consider.

Our institute has a large and thriving community of PhD researchers engaged in a variety of domains representing the main research areas of the Institute: cybersecurity, terrorism, physical violence, crisis management, intelligence, diplomacy and global affairs, policing studies, and war, peace and…

Who can you contact for support and advice?

A substantial part of PhD candidates have an increased risk for mental health problems, stress complaints or burnout. Leiden University has appointed a psychologist, especially for PhD candidates: Agnes van Rossum.

Who can you contact for support and advice?

Are you considering doing a PhD at CWTS? On this webpage we provide you with the necessary information about the application process, the Graduate School, and all relevant regulations.

The PhD Committee is a bottom-up initiative that aims to create an open, active, and fun environment for all PhD candidates at Leiden University’s Faculty of Archaeology.

As a supervisor, you are responsible for the adequate supervision of your PhD candidate. Read here about your duties as a supervisor, the procedures relating to this, and which forms you will need.

All PhD candidates who started their project in 2019 or later take a mandatory course on academic integrity, preferably in their first year.

LION offers a PhD program in which candidates carry out independent research on a specific topic, culminating in a PhD thesis.

As a supervisor, you play a vital role in guiding and supporting your PhD candidate throughout their academic journey. Here are some important responsibilities and steps you need to consider.

The 80,000 visitors to the Liberation Day Festival in The Hague on 5 May can learn about 444-year-old Leiden University at a range of interactive events on Malieveld and in the Dutch Parliament.

Information about doctorates and application procedures for PhD positions at ICLON

A PhD track consists of original scientific research under the supervision of a professor, which takes on average 4 years.

The Leiden University doctoral / PhD programme takes around four years of study and consists of independent and original research under the supervision of a professor.

Monthly PhD Labs offer COI PhD researchers an opportunity to present their work and receive specific feedback about their projects in a supportive and collegial environment.

LIAS staff has a strong track record in supervising internationally competitive PhD research in Asian studies, Middle Eastern studies, and the study of religion. Our graduates go on to work in a range of professional fields, academic and other. This page provides information for prospective and current…

The Leiden University PhD regulations are leading for the composition of the PhD dissertation. As Leiden University prescribes no strict regulations with regard to the structure and content of a PhD dissertation, LACDR has composed thesis guidelines, specified per research group. At the start of a PhD…

Leiden University Centre for Linguistics (LUCL) has a longstanding tradition in research in the world’s languages and features unique linguistic expertise. At LUCL, we help develop interdisciplinary approaches to linguistic phenomena by facilitating the interaction between data-driven and theory-driven…

Both within Leiden University and in the external partner universities PhD research is conducted which is directly or indirectly related to regional integration.

This page contains the links to all the recordings of the Experience Day on Thursday 23 November 2023. Sample lecture 'Land, Law and Global Challenges' was recorded during the online Experience Day on October 13th.

This page contains the links to all the recordings of the Experience Day on Thursday 23 November 2023. Sample lecture 'Land, Law and Global Challenges' was recorded during the online Experience Day on October 13th.

On Sunday 8 October 2023 the Faculty of Science of Leiden University opened its doors to everyone who is curious to explore the world of science. More than 750 people took a look behind the scenes, watched exciting demonstrations, stepped into the shoes of a scientist at numerous workshops and got to…

Doctoral research at Leiden Law School means research at the highest level.

As a PhD candidate you can declare costs that are related to the graduation formalities.

Are you interested in Leiden University College The Hague, but unable to travel to our experience day on 16 February? Not to worry! We will offer this event in hybrid format. On this page, you can tune in to the information sessions taking place in our building on February 16th. When the date gets closer,…

Are you interested in Leiden University College The Hague, but unable to travel to our experience day on 16 February? Not to worry! We will offer this event in hybrid format. On this page, you can tune in to the information sessions taking place in our building on February 16th. When the date gets closer,…

Every year, the Leiden Institute of Physics (LION) organises the Science Day. The goal is to highlight the newest research at LION, to socialise, and to welcome first year master students and new PhD's and Postdocs to our institute.

This thesis examines the impacts and challenges of water use of electric power system. This thesis found that there are large differences in water use of electricity technologies, with hydropower and thermal power being two large water users.

The International Institute of Air and Space Law (IIASL) offers PhD candidates the possibility to enroll in the IIASL PhD Track.

BSc degrees: ‘Political Science’, ‘International Relations and Organisations’. MSc degree: Political Science, with specialisations ‘International Organisation’; ‘Dutch Politics; ‘Nationalism, Ethnic Conflict, and Development’; ‘International Politics’; ‘Political Legitimacy and Justice’; ‘Democracy…

On 13 October 2023, the third PhD day organised within the context of the research theme Institutions for Conflict Resolution (COI) took place in Leiden. COI is a collaboration between Leiden University, Utrecht University, and Radboud University Nijmegen that serves to implement the Netherlands Sector…

On 5 November 2021, the second PhD day organised within the context of the research theme Institutions for Conflict Resolution (COI) took place in Utrecht. COI is a collaboration between Leiden University, Utrecht University, and Radboud University Nijmegen that serves to implement the Netherlands Sector…

When do fire making tools appear in prehistory, and how might the use of these tools manifest in the archaeological record?

On this page you'll find the recordings of the programme presentations held at the Leiden University Bachelor's Online Open Day of 7 October 2023. Perhaps you joined this event and would like to rewatch the presentations or are curious about ones you didn’t see the first time around. Or you haven't…

PNAS publication on protein encounter complexes

IoT technology poses serval opportunities to supply chains. This thesis employs grey correlation and forecasting models, system dynamics, agent-based modeling, and ex-ante LCA to investigate and quantify the opportunities and risks of IoT-enabled sustainable supply chain operations from both industrial…

On December 11th, Andreea Geambasu succesfully defended her doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Andreea on this great result.