1,312 search results for “quantum chemistry” in the Public website
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PhD Theses
A full overview of THEOR PhD theses.
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Bioorthogonal Labeling Tools to Study Pathogenic Intracellular Bacteria
In this thesis, bioorthogonal chemistry is combined with correlative light-electron microscopy to selectively label and study pathogenic intracellular bacteria within the host immune cell.
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Discoveries in 2023
From nanoparticles to colliding ice planets and from biological origami to new x-ray scanner techniques: this year again, our scientists have made wonderful discoveries. From the largest numbers to the smallest molecules and from the oldest galaxies up to the latest algorithms, take a look at each institute's…
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Research
Research at the THEOR group is comprised of the following research themes:
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Motivic invariants of character stacks
This thesis studies the geometry of representation varieties and character stacks. These are spaces parametrizing the representations of a finitely generated group, typically the fundamental group of a compact manifold, into an algebraic group G.
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Tangent fermions: massless fermions on a lattice
In some condensed matter systems, such as the surface of a 3D topological insulator, the electrons are effectively massless and we must necessarily use the massless Dirac equation to describe them.
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Biomimetic redox reactions of the Cu(II) μ-thiolate complex
Promotor: Prof.dr. E. Bouwman
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Richard Gill member of FQXi
Prof. Dr. Richard Gill has recently joined as a member of the Foundational Questions Institute (FQXi). FQXi is an international association of scientists who explore the foundations of physics and cosmology.
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Joon Hyung Lee
Science
j.h.lee@liacs.leidenuniv.nl | +31 71 527 2727
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Molecular electronics: Controlled manipulation, noise and graphene architecture
Atoms and molecules are the basic units of matter. If we keep dividing a bar of gold or a glass of water into smaller parts, at the end we are left with a single gold atom or a water molecule.
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Finding unique drug structures with artificial intelligence and chemistry
In the search for new medicines against diseases such as cancer, a Leiden team has developed a new workflow. This approach combines artificial intelligence (AI) with molecular modelling and is suitable for finding unknown and innovative drug structures, the researchers proved.
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New research shows the limitations of coordination in chemistry
A common assumption in chemistry is that the coordination number of a catalyst's surface determines the reactivity of the reaction it catalyses. Strikingly, Leiden chemists have now proven that this is not true for nature’s most simple chemical reaction: the dissociation of hydrogen. The researchers…
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Chemistry research for better chemotherapy Finalist PNAS paper award
Last year, chemists Dennis Wander and Hermen Overkleeft contributed to an important discovery about a widely used cancer drug. Their research has now been recognised as Finalist for the PNAS Cozzarelli Prize in the Biomedical Sciences class.
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Theoretical Physics
In the spirit of 'unity in diversity', our objective is to promote insight into and appreciation for the wonder that the same physical laws and mathematical concepts apply to the whole of nature, from the largest to the smallest energy and length scales. We strive for the application of abstract theoretical…
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Squaramide-based supramolecular polymers
Supramolecular polymers are class of materials that are formed by non-covalent interactions such as hydrogen bonding, π-π interactions, electrostatic interactions and the hydrophobic effect.
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Why Leiden University?
The Physics and Quantum Matter and Optics specialisation is one of the two programmes Leiden offers in experimental physics. The programme can be tailored to individual needs and interests.
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Photographs & Preservation. How to save Photographic Artwork for the Future?
How can we understand the material instability of photographic (mixed media) artworks (1960s - present) from an integrated approach of Art History, Conservation Science and Chemistry in order to preserve these works for the future?
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Francesco Buda
Science
f.buda@lic.leidenuniv.nl | +31 71 527 5723
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Mario van der Stelt
Science
m.van.der.stelt@chem.leidenuniv.nl | +31 71 527 4768
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Roxanne Kieltyka
Science
r.e.kieltyka@chem.leidenuniv.nl | +31 71 527 4441
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Madeline Kavanagh
Science
m.e.kavanagh@lic.leidenuniv.nl | +31 71 527 3527
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Bioorthogonal Antigens as Tool for Investigation of Antigen Processing and Presentation
In order to be able to develop effective medicine and treatments to prevent or cure autoimmune diseases or cancer we need to understand the mechanisms how they arise and what drives their course.Unravelling the fundamental molecular mechanisms influencing the onset and course of diseases such as allergies,…
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Chemical Biology
Chemical biology research at the Leiden Institute of Chemistry is aimed at understanding biological processes at the molecular level to strengthen the knowledge base of human health and disease. The approach to achieve this goal is a fundamental chemical one; with the aid of chemical probes biological…
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Government pledges millions for economic growth
The government is investing 646 million euros and has set aside a further 3.5 billion to drive economic growth in the Netherlands. Much of the National Growth Fund will be used for scientific innovations. Leiden University is involved in three of the projects.
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Dr. Dong Guo won the Dutch Medicinal Chemistry prize 2013-2014
On March 27th, 2015 the biannual Dutch Medicinal Chemistry Prize for the best Dutch Ph.D. thesis in the field was awarded to Dr. Dong Guo, a current postdoc researcher in our lab, by the Section of Medicinal Chemistry of the Royal Netherlands Chemical Society.
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Invited speakers
Speakers that have accepted to participate:
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Theory
Many important topics in computer science, such as the correctness of software, the efficiency of algorithms and the modeling of complicated systems, depend on sound theoretical underpinnings. In the Theory group, we study these fundamental building blocks and develop verification methods to prove system…
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Tom van der Reep
Science
reep@physics.leidenuniv.nl | +31 000 5896
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Why Leiden University?
The programme will give you the opportunity to choose from a broad range of topics to study. You will be part of an international multidisciplinary research team at our institute.
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The chemistry behind cancer drugs: searching for fewer side effects
PhD candidate Dennis Wander searches for the best of both worlds. That is to say: a cancer drug that is effective and also has minimal side effects. To this end, he makes new molecules inspired by two existing medicines. And not without result: ‘We have created a new variant that is very promising.’…
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Zwitterionic oligosaccharides: charging the immune system
How are carbohydrates processed by the immune system? Can carbohydrates be used to trigger T-cells against other conjugated antigens? Can they be used as adjuvants?
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Emerging approaches to study cell-cell interactions
The aim of this thesis is to study cell-cell interactions and the development of an assay to explore and quantify the exchange of membrane compounds.
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About Faculty of Science
The Faculty of Science is located at the Leiden Bio Science Park. It was founded more than two centuries ago and currently, more than 8000 people are working and studying at the eight institutes.
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Renewable Energy
The transition to new and renewable energy sources should be completed by 2050. Researchers in various disciplines at Leiden University are conducting unique research that will help us make this transition and reduce CO2 emissions.
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University strengthens its focus on Chemical Biology and Medicinal Chemistry with seven new group leaders
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…
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Light manipulated with large artificial atom
Physicists have manipulated light with large artificial atoms, so-called quantum dots. Before, this has only been done so well with actual atoms. It is an important step towards light-based quantum technology. Publication on August 30th in Nature Communications.
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From chemistry teacher to founder of outdoor escape room company
Alumnus Vincent Renken studied Bio-Pharmaceutical Sciences in Leiden and is now co-founder of an outdoor escape room company. ‘I asked myself: do you want a standard life or an adventure?’
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Low-temperature spectroscopic studies of single molecules in 3-D and on 2-D hosts
Spectroscopic studies on fluorescent single molecules in organic condensed matter does not only provide information about the molecule itself, but also its near environment. By suppression of phonon-induced broadening of spectral lines through cooling to low temperatures, small changes in the spectral…
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Joan van der Waals colloquium
The Joan van der Waals colloquium is an ongoing bi-weekly lecture series.
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Smart chemistry rids anti-cancer drugs of serious side effects
Researchers of the Leiden University Medical Centre (LUMC) and the Leiden Institute of Chemistry have made an important discovery about the commonly used anti-cancer drug doxorubicin. They have found a way to reduce its side effects without sacrificing the effectiveness of the medication. This is encouraging…
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Ewine van Dishoeck receives ERC Advanced Grant for research into the chemistry of new worlds
Leiden Professor of Molecular astrophysics Ewine van Dishoeck has been awarded an Advanced Grant by the European Research Council (ERC). She has been awarded 2.3 million euros in research funding for the MOLDISK programme. Within this programme, Van Dishoeck wants to connect chemistry and physics in…
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Reactivity of cobalt(II)-dichalcogenide complexes: correlation between redox conversion and ligand-field strength
The redox-conversion reaction of metal-disulfide and metal-thiolate complexes are important, as they may shed light on electron-transfer reactions that often occur in Nature.
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Young Hae Choi
Science
y.h.choi@biology.leidenuniv.nl | +31 71 527 4510
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Uniform infinite and Gibbs causal triangulations
Promotor: Richard D. Gill
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Taking control of charge transfer: strategic design for solar cells
Promotor: Huub J.M. de Groot, Co-promotor: Francesco Buda
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Pushing the envelope of nuclear magnetic resonance spectroscopy for paramagnetic systems
A network combining 9 academic research groups and 4 collaborating industrial companies will train the next generation of PhD students and post-doctoral researchers, in developing and applying novel experimental and theoretical methods in the NMR spectroscopy of systems containing paramagnetic metals.…
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Michel Orrit Lab - Single Molecule Optics
Since the early 1990s, one can isolate the optical signal of a single molecule and single-molecule spectroscopy has quickly grown into an important research field.
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names Ewine van Dishoeck as one of the six women who are changing chemistry
On the occasion of the Women & Girls in Science Day, BBC Science Focus Magazine highlighted 6 prominent female chemists. Among them is Leiden professor Ewine van Dishoeck: 'Astrochemist investigating the building blocks of life'.
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Energy & Sustainability
Twenty years from now, the world population is estimated to be around 8.7 billion people, compared to the current 7.3 billion. In combination with the improvements in living standards and the corresponding growth in consumption, this will result in an enormous increase in the demand for food, consumables,…
- Program in English