224 search results for “nitrogen demolition” in the Public website
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Substances from Cradle to Grave
Materials balances have been used in the recent past for the analysis of substance oriented environmental problems and the formulation of measures for environmental policy. In this study an integrated tool, based on the materials balance principle, has been developed for the analysis of both environmental…
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University buildings
What is Leiden University doing to make its buildings future-proof and independent of fossil energy?
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Beyond the Safe Space: LUGO Podcast Miniseries
These podcast episodes were written for the Green Office’s Spring Podcast competition and miniseries 'Beyond the Safe Space', on the theme: the Planetary Boundaries, which took place between the months of March-May 2023.
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Nitric oxide in defence against mycobacterial infection
Can we enhance the capacity of host immune cells to kill mycobacteria via production of reactive nitrogen species?
- Kickstart your curiosity and learn about science at one of the many stands
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A compound that gives life as easily as it takes: Jan Willem Erisman on BBC about ammonium nitrate
Following the Beirut explosion, BBC's podcast series The Foodchain explores the chemical that caused the blast: ammonium nitrate. A compound that is widely used to produce fertilizer. Professor of Environmental sustaibability Jan Willem Erisman tells about the effects of nitrogen on the environment.
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Gorlaeus Building
Leiden University is realizing a new and sustainable building with state-of-the-art research and education facilities for the Faculty of Mathematics and Natural Sciences, the Gorlaeus Building. The construction of the second phase, completed in January 2024, has resulted in a further expansion of the…
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Liveable Planet
Crises like climate change and loss of biodiversity threaten our planet. That’s why sustainability is an important topic in research and education across Leiden University. On this website you read how scientists from many disciplines work together in researching sustainability.
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Food
The research within the Food research programme at CML focuses on a transition towards sustainable food production and consumption systems. We investigate from a very small to a very large scale, at a local, national or international level. We do so by researching for example molecular tools, food systems,…
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Young Hae Choi
Associate professor at the Natural Products Laboratory, Institute of Biology, Leiden University - the Netherlands
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Support Departments
List of Support Departments at LION and the Faculty of Science
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Electrocatalysis for sustainable energy
Marc Koper’s research focuses on electrocatalysis and electrochemical surface science for sustainable energy and chemistry. Reactions of interest are the redox reactions of the oxygen/hydrogen cycle (water oxidation, hydrogen evolution), the carbon cycle (reduction of carbon dioxide, oxidation of small…
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Bridging the gap between physics and chemistry in early stages of star formation
A dense region of a gaseous and dusty cloud collapses to form a protostar surrounded by a disk and an envelope. This thesis uses both observations and models to study physical and chemical conditions of these protostellar systems which are likely where planets start to form.
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Machine learning-based NO2 estimation from seagoing ships using TROPOMI/S5P satellite data
The marine shipping industry is one of the strongest emitters of nitrogen oxides (NOx), a pollutant detrimental to ecology and human health. Over the last 20 years, the pollution produced by power plants, the industry sector, and cars has been decreasing.
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Mingming Hu
Science
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Programme
Everyone is welcome at the Leiden Science Family Day. We have set up a programme with a variety of activities for children, teenagers and adults.
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Semi-empirical approach to the simulation of molecule-surface reaction dynamics
Catalysis is of extreme relevance in the production of everyday materials and plays a central role in many aspects of our life.
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Astrophysical plasma modeling of the hot Universe: Advances and challenges in high-resolution X-ray spectroscopy
Hot astrophysical plasma is ubiquitous in the Universe, from comets in our Solar system to the largest scale structures -- the cosmic web filaments. These hot plasmas, with the temperature of a few millions of degrees, are often observed in the X-ray wavelength range.
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Inhibitors and probes targeting mannanases
This thesis describes the synthesis and biochemical evaluation of a variety of cyclophellitol based activity-based probes and inhibitors targeting various endo- and exo-acting retaining glycosidases. In the last two decades a variety of probes and inhibitors for (hemi)cellulose degrading enzymes have…
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MicroGRICE: Greenhouse Gas Reduction in RICE: MICRO-biome climate smart applications
Can we use indigenous microbial rice communities to reduce methane production in agricultural settings?
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The Interactions of Human Mobility and Farming Systems and Impacts on Biodiversity and Soil Quality in the Western Highlands of Cameroon
Promotors: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Prof.dr.ir. H.H. de Iongh
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Nettle workshop: fiber, nutrition and stories
Arts and leisure, Arts and leisure
- Program in English
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Progress Wijnhaven project
The dismantling and demolition of the Wijnhaven complex is in full progress.
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Science and society Faculty of Science Leiden
We also conduct research to make meaningful contributions to society. For instance, by talking about our research, contributing to community projects or by inviting people to help us with our research. Scroll down and discover how Science and Society can mutually reinforce each other.
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Gorlaeus Highrise lives on in two new buildings in Leiden
If you look closely, you may recognise the metal beams from the skeleton of the Circular Pavilion near Leiden Central Station: they come from the demolished Gorlaeus Highrise. The same beams have also been used for the circular construction of BioPartner 5 at the Leiden Bio Science Park, which will…
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Films from 2018 you mustn't miss!
2018 was filled with interesting developments at Leiden University. We try to record as many of them as possible, including in short videos. Here are five films that we think you mustn't miss!
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Leiden Mayor Lenferink gets his feet dirty for opening Polderlab Oud Ade
On Thursday 9 September, the mayor of Leiden officially launched a unique ten-year research project in the polder near Oud Ade. During a festive opening in the countryside, he and all the parties involved ceremoniously planted the first trees. Because one thing is certain: the traditional grass landscape…
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Activity, Diet and Social Practice
Day-to-day activities are important in the development of social identities, the establishment of social standing, and the communal understanding of societal rules. This perspective is broadly referred to as practice theory and relates to the power of an overarching social structure and the individual…
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Research
Research at the Catalysis and Surface Chemistry group is comprised of the following research themes:
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Functions of autophagy in the filamentous fungus Aspergillus niger
What are the functions of autophagy in the filamentous fungus Aspergillus niger?
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Biodiversity
Biodiversity is under pressure worldwide, but is essential for our health, food security and well-being. What is the influence of human actions on ecosystems? Can we provide biodiversity-inclusive solutions for our key societal challenges? These questions are central to the Biodiversity research the…
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From nuclear bunker to climate ceiling
With the opening of Wijnhaven, Leiden University now has three locations in The Hague. Photographer Nicole Romijn recorded the construction process of the former ministry building from start to finish. The result can be viewed at the photo exhibition on the Wijnhaven Building in the Old University Library…
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Progress Wijnhaven Project
You can follow the construction of the Wijnhaven quarter in The Hague, where the Faculties of Governance and Global Affairs and Humanities will hire the 2nd, 3rd and 4th floor, live via webcam.
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Frost for sale!
Liquid nitrogen, frozen fruit and levitating market-goers. On Friday 8 April, visitors to the weekly market in the Merenwijk district were exposed to superconductivity. What is it exactly? And what does it look like? Young and old were impressed by the experiments demonstrated by Leiden students from…
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Polluted water as a source of fertilizer
It may well be possible to remove nitrate from polluted groundwater and at the same time produce ammonia in a sustainable way, according to PhD candidate Phebe van Langevelde and Professor Marc Koper of the Leiden Institute of Chemistry in Joule on 26 January. Together with a German colleague, they…
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Jan Willem Erisman reinforces Leiden’s environmental research as new professor of Environmental sustainability
How can we best deal with the current problems caused by the human impact on the nitrogen cycle? How do we make the transition to a sustainable society? As of 1 September, nitrogen expert Jan Willem Erisman will be working on these questions at Leiden University: he will exchange the Louis Bolk Institute…
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Master’s students conduct research into a sustainable Leiden
Conducting research for the municipality: this is a deliberate choice for the master’s students who are taking part in the Resilient Cities Hub, part of Learning with the City. Nina Ruig and Marron Loods are two such students. They are researching sustainability issues for the Municipality of Leiden…
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Climate Change and Natural Isotopes
This project, under the supervision of Prof. Dr. Hans van der Plicht, comprises several studies aimed at the use of isotopes occurring naturally in organic material as tracers for both the climate change and its cultural impact at about 6200 BC. The research will be carried out by the co-applicant at…
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The researchers
Professor of Ecotoxicology Martina Vijver and lecturer Maarten Schrama are the founders and managers of the Living Lab. As well as these two researchers, a number of other ecologists and biologists are involved in the research at the Lab.
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Nutrition
Radiation can be used to determine the isotope ratio of a skeleton. This provides information about where our ancestors lived and what they consumed. Dr Andrea Waters has developed a revolutionary method that can trace patterns of consumption from tens of thousands of years ago.
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Cum laude physicist Tom O’Brien to research quantum chemistry by quantum computers
With defending his thesis ‘Applications of topology to Weyl semimetals and quantum computing’, the Leiden theoretical physicist Tom O'Brien has gained the rare 'cum laude' qualification. The freshly minted PhD has started a five year research programme on quantum algorithms for quantum chemistry, funded…
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Netherlands Veganland: a good idea? These are the outcomes of the thought experiment!
Less meat and dairy means more space for nature, leisure, climate, biodiversity, more justice, and it's good news for the economy. That's according to the thought experiment conducted by Strootman Landscape Architects and Leiden environmental scientists. They presented their findings on 11 April.
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South Cluster construction work continues over the summer
The construction work on the South Cluster is going ahead throughout the summer. See the photo's and the video below!
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New first-year students visit Faculty of Science
Nearly six hundred new first-year students visited their new faculty on 15 Augustus during the EL CID introduction week. They were welcomed at the Faculty of Science with a transmitter hunt, photo shoots, warm words and lots of liquid nitrogen.
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Leideners and researchers learn from each other at the Science Market
3 October University has become something of a tradition: a bit of science among the Leidens Ontzet celebrations. During the new and improved edition, the WetenschapsWarenMarkt (Science Market), visitors spoke to researchers about the nitrogen problem, making organs and the city’s connections with A…
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Research and current affairs: 2022 in six stories
Life returned to something resembling normal after Covid but other crises soon took its place. These great challenges are also being felt at the University and our researchers are working on solutions. The nitrogen crisis, problems with young people’s services and an increasingly urgent climate crisis:…
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Measuring sulfur with satellites
Seagoing vessels may emit fewer and fewer harmful substances, but how do you measure whether they comply with the standards? The Dutch Environment and Transport Inspectorate (ILT) and the universities of Leiden and Wageningen are starting a joint study to detect the emission of sulfur and nitrogen dioxide…
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3 October University given a makeover
Try to resolve the nitrogen problem, go on a regeneration journey or take part in psychological research: discover this and more at the new and improved 3 October University, ‘WetenschapsWarenMarkt’.
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Porthos ruling has major consequences for Dutch construction sector
The Council of State in the Netherlands gave a ruling in the so-called Porthos case which revolves around the exemption currently in place for nitrogen emitted during the construction of major projects such as housing. The Administrative Law Division of the Council of State ruled that the partial construction…