560 search results for “sun and steven versie” in the Public website
- French 1
-
Re‐dating the seven early Chinese Christian manuscripts : Christians in Dunhuang before 1200
Mr. J. Sun defended his thesis on 21 March 2018.
-
New model predicts ‘yoyo’ orbits around black holes
Stars orbit black holes while jumping up and down. This is the prediction of a theoretical model developed by Leiden physicist Satish Kumar Saravanan, based on Einstein’s theory of relativity. He defends his PhD thesis on July 7th.
-
Hunt for cheap metals that help store sustainable energy
Storing energy is one of the biggest challenges in the energy transition. Hydrogen could be a solution. Chemist Daan den Boer is researching how to make the chemical reaction needed to store energy in hydrogen as cheap and efficient as possible.
-
SciSTIP
SciSTIP was established on 1 April 2014 as part of the DSI-NRF Centres of Excellence Programme funded by the South Africa’s National Research Foundation (https://www.nrf.ac.za/). SciSTIP is hosted by the Centre for Research on Evaluation, Science and Technology (CREST) at Stellenbosch University and…
-
Telescopes
The Old Observatory houses four historical telescopes. On this page you can learn more about them.
-
The Śākadvīpīya Sun Cult from Ancient Times to the Present Day
Lecture, Friends of the Kern Institute
-
Music production and its role in coalition signaling during foraging contexts in a hunter-gatherer society
For the first time, a group of international and interdisciplinary researchers led by Karline Janmaat and her former MSc Student Chirag Chittar, have tested the several hypotheses on music simultaneously in a modern foraging society during their daily search for tubers – their staple food. They found…
-
A timeless vale
Archaeological and related essays on the Jordan Valley in honour of Gerrit van der Kooij on the occasion of his sixty-fifth birthday
-
Staphylomics: Identifying host factors involved in staphylococcal infection
How can Staphylococcus aureus bacteria subvert the host immune system?
-
Legal and policy aspects of space big data
On 27 May, Dimitra Stefoudi defended the thesis 'Legal and policy aspects of space big data: legal implications of the use of large amounts of space data – regulatory solutions and policy recommendations'. The doctoral research was supervised by Steven Truxal and Bart Custers.
-
Giant rings orbit wrong way around exoplanet
Researchers from Japan and the Netherlands who were previously involved in the discovery of an exoplanet with huge rings have now calculated that the giant rings may persist more than 100,000 years, as long as the rings orbit in the opposite direction to that of the planet around the star. Their findings…
-
The astrochemical factory: A solid base for interstellar reactions
In this thesis chemical and physical processes in the ice mantles on interstellar dust grains are studied.
-
Massive Stars Are Factories for Ingredients to Life
NASA’s telescope SOFIA has provided a new glimpse of the chemistry in the inner region surrounding massive young stars where future planets could begin to form. Leiden PhD candidate Andrew Barr writes about it in the Astrophysical Journal. The scientists found massive quantities of water and organic…
-
How Charles Darwin can help us understand terrorism
In the past decades terrorists have regularly surprised us with unexpected and spectacular attacks, such as the one on the World Trade Centre in New York. How can intelligence services stay one step ahead of them? Consult Charles Darwin and Steven Spielberg is the advice of terrorism expert Yannick…
-
Allosteric Modulation
Allosteric modulation has long been recognized as a general and widespread mechanism for the control of protein function. Modulators bind to regulatory sites distinct from the active site on the protein, resulting in conformational changes that may profoundly influence protein function. This concept…
-
Scientists discover the largest stellar black hole in the Milky Way
A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…
-
Astronomers see two planets vacuuming around young star
Astronomers led by Leiden astronomer Sebastiaan Haffert have directly imaged two planets that are gravitationally carving out a wide gap within a planet-forming disk surrounding a young star. While over a dozen exoplanets have been directly imaged, this is only the second multi-planet system to be p…
-
Light and nanoparticles against cancer
Leiden PhD student Xuequan Zhou has designed a new promising molecule that efficiently kills cancer cells, but does not harm healthy tissue. The trick: the drug is only active when irradiated with light. Zhou’s new compound does this extra efficiently by cleverly self-organising into nanoparticles.…
-
Planet formation: food for thought
Planet formation is a surprisingly homogeneous process that does not take place gradually from inside out, but that occurs everywhere at the same time in a proto-planetary disc, as Dave Lommen has discovered. He will obtain his doctorate this week based on his research into the dust around young stars…
-
ERC grant for Maarten Jansen
The European Research Council has awarded an Advanced Grant to Prof. dr. Maarten E.R.G.N. Jansen for the research project
-
Archaeologist Quentin Bourgeois and astronomer Frans Snik nominated for The Young Academy
Every year The Young Academy (a sub-group of KNAW) nominates ten talented researchers to join their ranks. This year two of the nominees are from Leiden University: Quentin Bourgeois and Frans Snik.
-
New research centre for studying planet and star formation
The ALMA Local Expertise Group (Allegro) is located in the Leiden Observatory (Sterrewacht). Professor Ewine van Dishoeck: ‘The Netherlands has played an important role in establishing ALMA. Thanks to this subsidy, we can now reap the scientific benefits.'
-
Searching for life in the Universe
Is there extra-terrestrial life out there? It now looks as though we can sketch out an answer to this enduring question. Leiden Observatory is helping to build new instruments to find the most promising exoplanets.
-
Guide for prospective students
If you are interested in studying stochastics, the following information will help you to choose the right path.
-
Sodium ion binding pocket mutations and adenosine A2A receptor function
Source: Mol Pharmacol, Volume 87, Issue 2, pp. 305-13 (2015)
-
Research Handbook on Cross-Border Bank Resolution
This week has seen the publication of the Research Handbook on Cross-border Bank Resolution.
-
Reedijk Symposium 2024: Understanding and exploiting epi-glycome active enzymes
Lecture
-
Development of personalized health monitoring using ultra-weak photon emission based on systems medicine concepts
Promotor: Jan van der Greef; Co-promotors: Mei Wang; Eduard van Wijk
-
Temporal Construals of Bare Predicates in Mandarin Chinese
This study presents the first systematic investigation and detailed theoretical analysis of the temporal interpretations of sentences with bare (aspectually unmarked) predicates in Mandarin.
-
The neurobiology of depression and the relation between stress, mental health, ageing and chronic illness
I want to understand the overlap between physical health, mental health, and healthy aging and whether/how stress (behaviorally and biologically) may tie these concepts together.
-
The League Against Imperialism: Lives and Afterlives
The League Against Imperialism: Lives and Afterlives explores the dramatic and engaging story of a global institution that brought together activists across geographical and political borders for the goal of eradicating colonial rule worldwide.
-
Molecular inheritance from cloud to disk: a story of complex organics and accretion shocks
Stars like the sun are born in large molecular clouds existing from gas and dust. During the formation process, the chemical composition of the material can be altered drastically by the changing physical conditions.
-
A semisynthetic peptide-metalloporphyrin responsive matrix for artificial photosynthesis
This thesis is concerned with the constitution of chiral responsive matrix assemblies that may undergo light-driven conformational changes and self-select vibrations to develop vibronic states for driving semi-classical coherent transfer with nearly 100% yield in a lossless NCAP process.
-
Workshops Autumn 2024
Check out our varied programme!
-
Supermassive Black Holes
Lecture, Studium Generale
-
Substrate adaptability of β-lactamase
The research aims to explore the evolutionary adaptability of enzymes and the impact of temperature on protein evolution pathways, using M. tuberculosis β-lactamase BlaC as the object of study. Enzymes inherently embody a delicate balance between activity and stability, and the acquisition of new enzymatic…
- French 2
- French 3
- French 4
-
Sustainabul ranking 2020
How did Leiden University score in terms of sustainability this year?
-
Complex Organic Molecules Discovered in Infant Star System
For the first time, astronomers have detected the presence of complex organic molecules, the building blocks of life, in a protoplanetary disc surrounding a young star. The discovery reaffirms that the conditions that spawned the Earth and Sun are not unique in the Universe. The results are published…
-
Gaia sees strange stars in most detailed Milky Way survey to date
Today, ESA’s Gaia mission releases its new treasure trove of data about our home galaxy. Astronomers, led by the Leiden astronomer Anthony Brown, describe strange ‘starquakes’, stellar DNA, asymmetric motions and other fascinating insights in this most detailed Milky Way survey to date.
-
Surveying young stars with Gaia: Orion and the Solar neighbourhood
OB associations are loose groups of young, massive stars. They constitute the last stage of the massive starformation process, and the context in which new stars are formed.
-
Going global to local: achieving agri-food sustainability from a spatially explicit input-output analysis perspective
The global agri-food system plays a critical role in food security and environmental issues.
-
Linking global crop and livestock consumption to local production hotspots
International trade plays a critical role in global food security, with global consumption having highly localized environmental impacts.
-
Sustainability - The sustainable university
In this dossier you can read about Leiden University’s commitment to sustainability.
-
Mining the kinematics of discs to hunt for planets in formation
Detecting planets during their formation stages is crucial for understanding the history and diversity of fully developed planetary systems like our own. However, observing young planets directly is challenging because they are often deeply embedded within their host protoplanetary discs, rich in gas…
-
The Encyclopedia of Migration and Minorities in Europe. From the 17th Century to the Present
Although migration and integration have become important concepts today as a result of globalization, migration movements, integration, and multiculturalism have always been part of the history of Europe. Few people realize how many ethnic groups participated in migration within Europe or into Europe…
- Opening hours