187 search results for “cosmological simulation” in the Staff website
-
dark matter, ordinary matter, and neutrinos in the biggest cosmological simulation ever
Not only dark matter, but also ordinary matter and dark energy are tracked in the largest ever cosmological computer simulation ever. In the FLAMINGO simulations, you can see virtual galaxies and clusters of galaxies emerging over the course of billions of years. This is no easy task: with more than…
-
Yuye Que
Faculty of Humanities
-
Marijn Franx
Science
-
Henk Hoekstra
Science
-
Consolidator grant for Alessandra Silvestri: putting gravity to the test on cosmological scales
Does gravity work the same when you look at the largest scales in our universe? That’s what Leiden physicist Alessandra Silvestri will study with a 2 million euro ERC Consolidator grant. ‘We assume that it does, but we don’t actually know.’
-
Ewine van Dishoeck receives Fritz Zwicky prize for astrophysics & cosmology
The Fritz Zwicky Prize 2022 for Astrophysics & Cosmology has been awarded to Prof. Ewine F. van Dishoeck for her pioneering, decades-long work in astrochemistry and molecular spectroscopy, as well as for her leadership within the astronomical community. The award was announced today by the European…
-
Simulation of infant gut makes predictions about optimal milk
David Versluis successfully simulated an infant gut virtually. This is crucial for research on improvements in formula milk. Currently, such research primarily relies on diaper contents, which is not optimal. Versluis defended his doctoral thesis on April 23.
-
Arend-Jan Quist
Science
-
New generation galaxy formation simulations on the horizon – Evgenii Chaikin received his doctorate with honours
Simulations of galaxy formation provide much more information about galaxies than a telescope. Simulations have been improving significantly in recent years. Astronomer Evgenii Chaikin made such a significant contribution to this field that he graduated with honours on February 27th.
-
Honours Class students succeed and impress at Model EU Simulation event
In Spring 2023, Leiden University’s Faculty of Governance and Global Affairs (FGGA) launched a new Honours Class ‘Model European Union Simulation: Policies, Negotiations and Transatlantic Experiential Learning’.
-
'This course is a simulation of your professional work as an astronomer'
What if I completely changed everything? A subject without lectures or exams, where the right answer is not important and where students work with their hands. With this idea, Michiel Brentjens reformed the course Radioastronomy. His students are so enthusiastic about this approach that they nominated…
-
Hai Lin
Science
-
Tom O'Brien
Science
-
Ramira van der Meulen
Science
-
Tessa Verhoef
Science
-
Anna Dawid
Science
-
Withstanding the cold: energy feedback in simulations of galaxies that include a cold interstellar medium
PhD defence
-
Probing Cosmic Monsters: Confronting Hydrodynamic Simulations with New Observations of High-density Environments
PhD defence
-
Astronomers see birth cluster of galaxies in early universe
An international team of astronomers has discovered a large reservoir of hot gas in the cluster-in-formation around the Spiderweb Galaxy. Based partly on that hot gas, the astronomers predict that the cluster-in-formation will grow into one of the largest objects in the universe. A step closer to discovering…
-
Uncovering the Secrets of the Universe with Observational Cosmology
Lecture
-
Do we have a standard model of cosmology?
Lecture, Oort lecture
-
Aggravating matters: accounting for baryons in cosmological analyses
PhD defence
-
Designing the quantum future on a regular computer
Computer scientist Tim Coopmans uses pen, paper and regular computers to simulate the best possible quantum computer. He tells about his research and how this helps make a useful quantum computer a reality a little bit sooner. ‘I hope I will get to see quantum computers contributing something really…
-
Stories from women in physics: ‘I want to understand how the world works’
For the International Day of Women and Girls in Science, women students and researchers from physics talk about what inspires them about their work. From quantum to cosmology and biophysics, their curiosity about how nature works is what connects these women. What do these 5 scientists want to share…
-
Lab facilities and protocols
Leiden University has high-quality research facilities and laboratories for education and research.
-
Better ship designs thanks to smart algorithms
The perfect ship is light and sleek for speed, but also needs to be strong and stable for safe sailing. These and other conflicting requirements make it difficult, even with a supercomputer, to find the ideal design. Computer scientist Roy de Winter has developed an algorithm that helps strike the perfect…
-
Algorithm Design for Mixed-Integer Black-Box Optimization Problems with Uncertainty
PhD defence
-
The power of one qubit in quantum simulation algorithms
PhD defence
-
Highly Accurate Simulations and Benchmarking of Molecule-Surface Reactions
PhD defence
-
Physics student Hidde Stoffels investigates dark matter in outstanding undergraduate thesis
He makes music, goes to the athletics track twice a week and, according to his supervisor, has done his research so well that it would not be out of place in a PhD research. Physics and astronomy student Hidde Stoffels' undergraduate research on the properties of dark matter is of such high quality…
-
The Other is the One left behind
Lecture, Research Seminar
-
Rob van Wijk
Science
-
extragalactic gas: predicting properties and detection with the EAGLE simulations
PhD defence
-
After the launch of the next big space mission: ‘This is a big step towards understanding dark matter and dark energy.’
Henk Hoekstra and Alessandra Silvestri work on the astronomy and theoretical physics in the Euclid mission. These Dutch researchers are part of the mission.
-
Quantitative Empirical Research Methods in Law
- Ellen van Reuler: ‘Introduce student-led sessions in small-group teaching’"
-
Laboratories
SSH labs accommodate many types of research. The different types of labs were realised after close consultation with researchers and offer a wealth of possibilities.
-
From the birth of galaxies to an IMAX movie on the big screen. Leiden partnership wins award from the Royal Astronomical Society
Simulation project EAGLE has won the 2022 Group Achievement Award of the Royal Astronomical Society. EAGLE is a large collection of simulations about the formation of galaxies. The largest simulation contains as many as 6.8 billion particles and took months to calculate on the world's fastest superc…
-
Outer solar system possibly formed by a passing star
The many thousands of small celestial bodies beyond Neptune’s orbit may have ended up there due to a star that passed close to the solar system billions of years ago. This is shown by Leiden simulation expert Simon Portegies Zwart, along with his German and Dutch colleagues. ‘We are answering several…
-
Courses and training programmes
As a PhD candidate, you invest in your professional and personal development by following an University education and training programme. The courses and trainings will help you to conduct your scientific research, write your dissertation, developing your career and gain self-insight.
-
Archaeologist Valerio Gentile investigates Bronze Age spear combat
How can we tell whether and how a prehistoric weapon was used? How can we better understand the dexterity and combat skills involved in Bronze Age spear fighting? A research team from Leiden and Göttingen University present a new approach to answering these questions: they simulated the actual fight…
-
ESOF session shines a light on the dark side of our universe
Cosmologists can measure with increasing precision how the universe is expanding and changing. This is producing unexpected results and causing cracks in our picture of the universe. At the ESOF session The Dark Side of our Mysterious Universe, cosmologists, astronomers and philosophers will discuss…
-
Students take on the role of world leaders
An event where students came together to discuss the impact of AI on healthcare. Jurren de Groot and Yuxuan Zhu, master's students in Artificial Intelligence, took up the debate. They participated in SimuVaction, an event that brings students worldwide together in Atlanta to simulate an initiative of…
-
How cells talk by pulling on a fibre network
Mechanics play a larger role in blood vessel formation, and other developmental biology, than previously thought. Cells appear to respond to mechanical signals, such as pressure. Through the extracellular matrix, a network of fibrous proteins, cells can supposedly exchange those mechanical signals over…
-
Two Security Studies students took part in the 2023 SAGANET Awards finals
On 23 February, Daniel Somart and Karolina Wróbel, students of the BASS took part in the 2023 SAGANET Awards, a competition in which participants can show a serious game they developed.
-
Grant opens door to decipher the secret sensory world of plants
Plants not only sense when they are touched, but they can also adapt to it. For example, by strengthening or defending themselves. But how do plants do this? The Green TE (Green Tissue Engineering) consortium has been granted a Gravitation grant of almost 23 million euros to investigate exactly this…
-
Motion of stars near Milky Way's central black hole is only predictable for few hundred years
The orbits of 27 stars orbiting closely around the black hole at the center of our Milky Way are very chaotic. As a result, researchers cannot predict with confidence where they will be in about 462 years. ‘That is astonishingly short,’ says astronomer Simon Portegies Zwart who collaborated on the r…
-
With this algorithm, new medicines can be found more quickly
Did he dare take a gamble with his PhD research? Jeroen Methorst didn’t have to think long about it. It could fail or turn out very well. The latter is the case. Methorst developed a computer system that helps researchers find the protein they need. ‘Our whole group is now using this program.’ Methorst…
-
PhD Researcher Anastasia Nikulina Wins Nick Ryan Bursary Award 2021
To honour the work of its longstanding chair Nick Ryan, CAA International provides the annual Nick Ryan Bursary Award. The Nick Ryan Bursary Award winner is chosen from each year’s student paper presenters. The award goes towards the costs of attending the CAA Conference the following year, up to a…
-
And the winner is… Results of the annual physics image competition
Salt crystals, a nano-sized golf stick and molten glass. The LION Image Award competition of 2023 yielded a lot of beautiful images once again. But in the end, only one can be the winner.