The project has been done in the Quantum Matter & Optics group under the supervision of Prof.dr.ir. Tjerk Oosterkamp.The title of the presentation is:

We are happy to announce the 4th annual LION Image Award!

The 1st CIGR meeting was held on March 30, 2021, with talks by representatives of all participating groups.

We are happy to announce the 3rd annual LION Image Award!

Finally, it's high time for the yearly LION Image award. Send us your most impressive, beautiful or insightful physics image, and win eternal fame on top of 100 euros, and a year long exhibition on the LION picture wall.

The project has been done in the Biological Matter group under the supervision of Prof. dr. ir. S.J.T. van Noort and Prof. dr. M.A.G.J. Orrit.The title of the presentation is: ''Characterization of Single Gold Nanorods with Two Photon Microscopy.

A microscope with incredible sharpness that leaves samples unharmed – Guido Stam helped develop one. During his PhD research, he combined light and electrons to study biological samples. ‘We can now measure things that simply weren’t possible before.’

How do bacteria sense and adapt to their environment? Ariane Briegel, Professor of Ultrastructural Biology, is intrigued by this question. Using new techniques, she produces three-dimensional images of bacteria that provide us with new clues about their sensory system.

The goal of hit and lead optimization is to optimize suitable chemical starting points that can modulate a drug target. The methods and technologies used are similar to those in Hit Discovery, but once the compound has shown activity in an animal model, it moves from 'hit' to 'lead.'

Tracing the residues of Neolithic activities through the study of stone artefacts

Living systems scale from unicellular microbes to complex multispecies communities that constantly change over time. Within the theme Development & Disease, we enhance our fundamental understanding of development and homeostasis of living cells and systems. We analyze the normal situation and how stresses…

Methods of treatment for chronic illnesses are limited. Doctors and researchers at Leiden University Medical Center (LUMC) and Leiden University are working on new therapies as an alternative for organ transplants. The goal is to cure the illnesses by restoring organs to their original function. Stem…

To be able to measure small forces or small deviations from Boltzmann, the external vibrations at the resonance frequency must be very low. To achieve this, we have developed a very soft vibration isolation system and combine it with several other measures to reduce vibrations in our dilution refrigerators.…

The Dutch Research Council (NWO) is investing 197 million euros in 11 infrastructure projects that will be of great value to science and society. Leiden University and the Leiden University Medical Center (LUMC) are participating in eight of the eleven proposals.

Electrolysis is a technique that can be used to convert CO2 into fuels and other useful products. To do this efficiently and on a large scale, however, we need to understand exactly how electrolysis works. Professor Marc Koper is an expert in this field.

Former PhD, Bachelor and Master students of the Van Exter Lab

Life Sciences Artificial Intelligence Data Science

Institute of Biology Leiden (IBL) is an internationally oriented institute for research and education in biology. We are part of the Faculty of Science at Leiden University.

A novel in vivo model system for studies on glucocorticoid resistance

Mashaghi lab conducts research at the interface of physics, engineering and biomedicine. We develop and use theoretical and experimental approaches to address basic and applied research problems.

Evolutionary and ecological interactions affect species on genetic and phenotypic levels. This theme aims to understand these processes at multiple levels: from molecules to genomes to populations and to communities. Our research focuses on evolutionary responses to anthropogenic change, the role of…

This weeks marks the 10th anniversary of the European Research Council. For the past decade, the council has contributed to many scientific projects all over Europe, including Leiden University. It has funded almost 7,000 researchers, leading to just short of 100,000 scientific articles. A total of…

On 3 and 4 June 2015 a delegation from the biotechnology and biomedicine center in Prague (BIOCEV) visited the Faculty of Science in Leiden, as well as the Netherlands Centre for Electron Microscopy (NeCEN). The delegation was interested to see the potential for collaboration in the field of cryo transmission…

Irene Battisti is the discoverer of the year 2019. The physicist won the C.J. Kok Public Award for her research into microscopy and superconductors.

The Leiden Institute of Physics hosted the annual conference of the Dutch Vacuum Society (NEVAC). Experts in the field of vacuum experiments talked about their research. The 2016 NEVAC Prize was awarded to PhD student Martijn Vos from the TU Eindhoven.

Two Leiden physicists took part in the Lindau conference in Germany from 26 June to 1 July. They met Nobel prize winners from their field.

How do you microscopically image zebrafish larvae? The new free online course ‘Imaging the Vertebrate embryo’ teaches you all about it. Leiden PhD candidates Salomé Muñoz Sánchez and Radoslaw Gora contributed to the course.

On Tuesday September 11th, the Leiden Institute of Physics (LION) organizes the third edition of its annual Science Day. Scientists from disciplines all across the physics spectrum will elaborate on their research during seventeen interactive talks. LION organizes the event to showcase the full range…

Leiden research into the properties of platinum receives a TOP subsidy of 780.000 euros from the The Netherlands Organisation for Scientific Research NWO. Aim of the project is a more efficient and sustainable use of the rare metal.

Making the most vibration-free, cryogenic scanning tunneling microscope in the world. A bold mission, but one that PhD candidate Irene Battisti successfully executed together with the Fine Mechanical Department. The new microscope might shed light on how unconventional superconductivity works. PhD Defence…

A new executive board has been installed at NeCEN, a state-of-the art facility that offers the most advanced cryo-electron microscopes worldwide. The new board members are full of excitement: what are their ideas for the future of the facility?

A passion for video games, visuals and science: it almost seems impossible to bring all of this together. Yet, scientific animator Vera Williams found that dream combination at NeCEN's microscopy lab. 'An image or animation can help clarify the content of complex research.'

Multidrug-resistant pathogens and worldwide pandemics are increasing, making infectious diseases more prevalent. To develop new treatments, deeper knowledge of the interaction between bacteria and human cells is required. Ariane Briegel recently became a Medical Delta professor and studies such path…

The Phase 3 clinical trial results of the promising Covid-19 vaccine of Johnson & Johnson are expected this month. The Dutch electron microscopy facility NeCEN helped develop the company’s vaccine, and they have now published their scientific findings in Nature Communications.

Tackling key challenges of Chemical Biology and Medicinal Chemistry to aid drug discovery is one of the focus areas of Leiden University. To this end, the Leiden Early Drug Discovery & Development network (LED3) was established by the Leiden Institute of Chemistry (LIC), the Institute of Biology Leiden…

Leiden biophysicists have found a new possible way to attack cancer cells. They have located ‘sinkholes’ on the cells where receptor proteins disappear from the surface. If a drug could push these proteins towards those areas, it would kill the cancer cell.

On 23 November, more than 70 students visited companies at the Leiden Bio Science. This second edition of the BSP Excursion included a fundamentals track and had a special focus on start-ups.

As of April 1, 2018, Erik Danen has been appointed as Professor of Cancer drug target discovery at the Leiden Academic Centre for Drug Research (LACDR). His discipline is cell biology of cancer, in which he focuses on the mechanisms underlying metastasis and therapy resistance.

Biophysicist Rolf Harkes has developed a microscope to optically localize individual molecules in living cells. It improves monitoring of diseases like cancer and Parkinson’s at the cellular level. Defende PhD thesis on t13 January 2016.

Physicist Milan Allan will build an instrument that will bring superconductivity research further. He has been awarded an ERC Consolidator Grant of 2 million euros over the next five years. With his PairNoise programme he aims to detect paired electrons as they occur just above the temperature at which…

The new project INFLANET will train young scientists in Europe to become experts in inflammation research. Professor Annemarie Meijer from the Institute of Biology Leiden coordinates the training.

Four scientists from Leiden University have each been awarded a Starting Grant by the European Research Council (ERC). This grant, worth up to two million euros, gives researchers the opportunity to head up a research team for five years.

On April 20, sixty participants will take part in LION’s triannual meeting for high school physics teachers, to deepen their knowledge of physics and astronomy and to explore new teaching methods. This edition marks a special occasion, as it is the last meeting organized by Bert van der Hoorn, who will…

In 2021 we will start with a weekly lunch time seminar series, online on Mondays from 12 noon onwards.

Cell-based medicinal products (CBMPs) belong to an innovative and heterogeneous group of medicines called advanced therapy medicinal products (ATMPs). The limited analytical toolbox for CBMP characterization and release testing is one of the reasons why CBMP development is so challenging.

The European FET-Horizon2020 LMCat project of Dr. Irene Groot has released a promotional video showing the role graphene could play in our daily lives, how LMCat's production technique works, and how the consortium is capable of taking graphene production to the next level.

Thomas Bakkum en Tom van der Wel, two PhD candidates from the Leiden Institute of Chemistry, have both won poster prizes at the EMBL Chemical Biology Conference 2018 in Heidelberg.

Last Monday April 18, Bram Koster (professor at the Institute of Biology Leiden (IBL), professor at the Leiden University Medical Center (LUMC)) and Ariane Briegel (professor at the IBL) gave a presentation to the mayor of Leiden, Henri Lenferink. The presentation took place at NeCEN, the open access…

Mapping of bacterial genomes to combat infectious diseases