Despite the rain and awful weather, the painting job has been finished within a week. The Van der Waals-state equation is the eighth Leiden wall formula.

Proud family members, lecturers and, above all, students congregated in the Van Steenis building on 27 June to celebrate the students' having completed the Preparatory Study Year in Leiden.

What is the influence of the 2016 ban on free plastic bags on the environment? Industrial ecologist Stefano Cucurachi received a LUF grant of €75.000 to answer this question.

Professor of Ecotoxicology Martina Vijver had planned an eight-week field work course for her students, but the corona virus threw a spanner in the works and Vijver had to come up with a new plan at short notice. ‘Without the help of my own network and that of my colleagues this would have been very…

On Tuesday 4 September, in a full lecture hall C1, Dean Geert de Snoo opened the Academic Year for the Faculty of Science. A year in which the ethics and responsibility of scientists will be invoked.

With the sowing of the last experimental plot, new research platform TERRA-Dunes was officially opened on 29 June 2018. The experiment has a fundamental scientific character, but has important practical applications in nature restoration.

The role of culture and diverse knowledge systems needs to be recognized when assessing nature’s contributions to people, a new policy forum paper in Science states. Alexander van Oudenhoven and thirty global experts present a new approach that will increase the effectiveness and legitimacy of policies…

Long into the 19th century, seascapes were considered an expression of patriotism. Artists who painted in a 17th century style were valued more. This tradition stifled innovation in the genre, Cécile Bosman has concluded. She will defend her PhD thesis on 13 October.

Marc Koper, Professor of Catalysis and Surface Chemistry, has been elected as President Elect of the International Society of Electrochemistry (ISE). He will be President Elect for two years starting January 2019, followed by two years as President and two years as Immediate Past President.

Martina G. Vijver has been appointed professor of Ecotoxicology at the Institute of Environmental Sciences of Leiden University with effect from 1 December 2017.

Symposium on the extraordinary excavations at Middenbeemster

Mapping out the problem of plastic pollution requires a lot of data over a large area. That's why scientists are increasingly turning to volunteers for help, also known as citizen science. But what are the challenges for a researcher when he or she involves the public in research in this way? Four Leiden…

Research by bioarchaeologists from Leiden and Canada has shown that 19th-century Dutch farmers regularly had bone defects. These may have been caused by wearing clogs. Publication in the International Journal of Paleopathology.

The new academic year has started and with it education as well. Associate professor Dennis Claessen and Director of Education Han de Winde from the Institute of Biology Leiden devised an environmentally friendly introduction to the Leiden Bio Science Park for their students, with the help of Plastic…

In 2022, Leiden will be the European City of Science. The preparations are in full swing, so we would like to give you a look behind the scenes. This time we talk to Ewine van Dishoeck. She is the driving force behind the annual programme at the Faculty of Science. As far as she is concerned, there…

A certain type of oil droplets changes shape when cooled and shrunk: from spherical through icosahedral to flat hexagonal. Two competing theories couldn't fully explain this, but now, a Physical Review Letter by Ireth García-Aguilar and Luca Giomi solves the mystery.

From a billionaires’ space race to the launch of tens of thousands of minisatellites: space is becoming busier than ever. This means more than enough work for Tanja Masson-Swaan, an assistant professor at the Institute of Air and Space Law at Leiden University. Because who makes the rules and makes…

City dwellers in the Middle Ages were probably no worse off than people living in villages. Both groups had very different health risks, is Rachel Schats' conclusion from her research on bone material. PhD defence 3 November.

The European Commission has officially established Euro-BioImaging – which provides life scientists with open access to a broad range of technologies and resources in biological and biomedical imaging – as a European Research Infrastructure Consortium (ERIC). The Cell Observatory in Leiden is part of…

Face masks and gloves designed to protect us are, in fact, dangerous for the animals around us. Scientists from Leiden warn that throughout the world, on land and in the water, animals are ingesting corona waste, or getting entangled in it. The two biologists are asking for everybody’s help to better…

In the sixteenth and seventeenth centuries artists were fascinated by how the animal kingdom was classified. They were in some instances ahead of natural historians.

Violent conflicts and civil wars in Chad impede most rural households' access to food security, agricultural activities and access to essential services such as health care. In her dissertation, Nakar Djindil Syntyche denounces this issue. She obtained her PhD on 24 November.

Partly thanks to Roy de Winter, ship design and engineering company C-Job Naval Architects now develops optimal ships in a short time. The master's student Computer Science from Leiden developed the CEGO algorithm, which eliminates the classic design cycle and makes people in the maritime optimization…

The KM3NeT neutrino detector celebrates the installation of the first string of detectors in the Mediterranean Sea off the French coast. It will measure neutrinos’ spooky spontaneous change in flavor. Leiden physicist Dorothea Samtleben is closely involved in the project.

Almost 100 billion tons of CO₂ could be pulled out of the atmosphere by the end of the century. That is, if high-income countries switch to a plant-based diet. The double carbon profit of returning farmland to its natural state would equal about 14 years’ worth of agricultural emissions, researchers…

Seven bachelor students in Computer Science at Leiden University are participating in a research project on big data and event management. Their work should eventually result in a system that can be applied at the finish of the Volvo Ocean Race in The Hague in June next year.

An organized overview of the current global fungal diversity, that is what Irene Martorelli and colleagues try to achieve with the new MycoDiversity Database (MDDB) she builds in collaboration with Naturalis Biodiversity Center. The new database will make it easier and quicker to observe which fungi…

The roof of the lecture halls at the Faculty of Science was fitted with solar panels in June, making it the biggest solar-panel-covered roof in Leiden.

The large-scale project NanoInformatics will assess the risks associated with nanoparticles. The project will be funded by the EU with 6.8 million euros and was launched at the beginning of this year. Three scientists from Leiden are involved. 'For the first time, this project combines the various experts…

Alumnus Dennis Jansen was recently elected as Youth Delegate at the United Nations. For the next two years, he is committed to the area of Sustainable Development and will discuss this topic with young people.

The Robben Island field school in January and February 2011 investigated and documented the tangible and intangible heritage of Robben Island, encompassing the remains associated with various political prisoners, the Muslim exiles, the lepers and lunatics, the WWII soldiers and Navy personnel, the prison…

The European Union increasingly needs to respond to unforeseen events and developments. This is putting it to the test. What are the effects? Professor of Foundations and Practice of the European Union Luuk van Middelaar addressed this in his inaugural lecture on 23 September.

Abeer Abazeed, PhD-student at the Institute of Security and Global Affairs, will defend her thesis on Wednesday april 21st. Four questions about her PhD-research ‘Is it One Nile? Civic engagement and hydropolitics in the Eastern Nile Basin’.

Leiden Physics Poster

Dr Erik Kwakkel, Leiden specialist on medieval manuscripts, has one foot in the world of medieval book production and the other firmly planted in the modern environment of social media. He is co-editor of Author, Reader, Book aimed at specialists in medieval authorship, and tweets daily to bring the…

In 2019, Federico Cappadona was one of the first students to enroll in the new master’s specialisation Applied Archaeology. He recently graduated and he is happy to share his experience.

European dependence on Russian gas, earthquake damage in Groningen and the changing climate: the call for an energy transition is getting louder. This transition will be accompanied by an increasing demand for 'new' raw materials. The Geo-Resources for the Future minor looks at exactly that developm…

Yisheng Development is to design the entrance area to the Leiden Bio Science Park. Leiden University and the municipality of Leiden selected this Amstelveen-based project developer on the basis of their sustainable design for a vibrant campus. The design provides a combination of residential, working…

A report by Casper Stubbé, a Master Industrial Ecology Student, about the debate between minister Timmermans of European affairs and students of Leiden University on climate politics on the upcoming climate conference in Copenhagen

Jo-Anne Verschoor wins the Unilever Research Prize 2020. The master's student in Biology developed a method to test whether bacteria are capable of degrading plastic. Verschoor: 'Using specific enzymes from these bacteria, we may be able to efficiently recycle plastic in the future.

PhD Defence

Lecture

The Dick Stufkens Prize 2021 for the best PhD thesis of the Holland Research School of Molecular Chemistry (HRSMC) has been awarded to Klaas van Leest for his thesis 'Open- Shell Cobalt Complexes with Redox-Active Ligands; Electronic Structure and Nitrene Transfer Reactivity'. Van Leest, who is now…

Here you can find our most recent research publications

Course

Lecture, Studium Generale

Lecture

Lecture