509 zoekresultaten voor “veel large telescope” in de Publieke website
-
Human-lion conflict around nairobi national park
Large carnivore population is globally declining as a result of the fragmentation of habitat, large prey depletion and retaliatory killing by pastoralists.
-
Group benefits from genomic instability: a tale of antibiotic warriors in Streptomyces
Streptomyces are filamentous bacteria that produce more than two-thirds of known antibiotics.
-
Exploring the chemical space of post-translationally modified peptides in Streptomyces with machine learning
The ongoing increase in antimicrobial resistance combined with the low discovery of novel antibiotics is a serious threat to our health care.
-
Prying eyes on radio skies: pushing the high-resolution low-frequency frontier with LOFAR
In this thesis we push the boundaries of high-resolution imaging at radio frequencies between 100 and 200 MHz. Using the International LOFAR Telescope that spans across Europe we achieve sub-arcsecond angular resolution.
-
Mysterieuze rimpelingen racen door planeetvormende schijf
Een internationaal team van astronomen, waaronder Leidenaar Christian Ginski, heeft nog nooit eerder waargenomen structuren ontdekt in een stofschijf rond een nabije ster. Publicatie in Nature op 8 oktober.
-
Astronomen zien uitzonderlijk helder sterrenstelsel op recordafstand
Een internationaal team van astronomen, onder wie drie Leidse sterrenkundigen, hebben een sterrenstelsel ontdekt op een recordafstand van 13,4 miljard lichtjaar. Het stelsel, dat in de richting van het sterrenbeeld Grote Beer staat, is uitzonderlijk helder, waardoor het mogelijk was het op deze recordafstand…
-
Staatssecretaris Dekker onthult plaquette in Academiegebouw
Ter herinnering aan de Leidse (ESO-)vergadering van het eerste uur onthult staatssecretaris Sander Dekker in het Academiegebouw van de Universiteit Leiden een plaquette op dinsdag 3 maart.
- Het verhaal van Eres
-
Mining Sensor Data from Complex Systems
Promotor: J.N. Kok, Co-Promotor: A.J. Knobbe
-
Mesoporous silica nanoparticle-based protein delivery systems for biomedical applications
Promotor: A. Kros
-
Growth-induced self-organization in bacterial colonies
Mechanical forces are known to play an important role in bacterial colonies. In this dissertation, we study the self-organization at various stages of growing bacterial colonies, and focus on the mechanical effects of cell growth.
-
Towards a system-based pharmacology approach to predict developmental changes in renal drug clearance in children
Promotores: Prof.dr. C.A.J. Knibbe, Prof.dr. M. Danhof, Prof.dr. K. Allegaert (Leuven)
-
Sterile neutrinos in the early Universe
Promotor: A. Achúcarro, Co-promotor: A. Boyarsky
-
Gibbs-non-Gibbs transitions and vector-valued integration
Promotor: W. T. F. den Hollander, F. H. J. Redig
-
Human-wildlife Interactions in the Western Terai of Nepal
Large carnivores and humans, along with their livestock, have co-existed for thousands of years. However, human population growth and an increase in economic activities are modifying the landscape for large carnivores and their prey.
-
Algorithms for the description of molecular sequences
Promotor: J.N. Kok, P.E. Slagboom Co-promotor: J.F.J. Laros
-
Balsaminaceae in Southeast Asia: systematics, evolution, and pollination biology
Balsaminaceae is a diverse plant family characterized by a huge floral morphological diversity.
-
Algorithms for analyzing and mining real-world graphs
Promotor: Prof.dr. J.N. Kok, Co-Promotor: W.A. Kosters
-
Mechanical Response of Foams: Elasticity, Plasticity, and Rearrangements
Promotor: M.L. van Hecke
-
Distant star formation in the faint radio sky
One of the key quests in astronomy is to study the growth and evolution of galaxies across cosmic time. Radio observations provide a powerful means of studying the formation of stars and subsequent buildup of distant galaxies, in a way that is unbiased by the presence of dust.
-
Design, implementation and evaluation of transnational collaborative programmes in astronomy education and public outreach
Promotores: Prof.dr. G. Miley & Prof.dr. J.M. van den Broek
-
Breaking the witches' spell: towards steering the soil microbiome for volatile-mediated control of the root parasitic weed Striga
Striga hermonthica, commonly known as witchweed, infests major cereal crops in Sub-Saharan Africa causing severe yield losses and threatening the livelihood of millions of resource poor farmers.
-
Restoration of ditch bank plant diversity : the interaction between spatiotemporal patterns and agri-environmental management
Promotor: G.R. de Snoo, Co-promotor: C.J.M. Muster
-
Modelling the dynamics of the innovation process: a data-driven agent-based approach
Promotor: Prof.dr. B.R. Katzy
-
Magnetism and magnetization dynamics in thin film ferromagnets
Promotores: Prof.dr. J. Aarts, Prof.dr. J.M. van Ruitenbeek
-
Progressive Indexes
Interactive exploration of large volumes of data is increasingly common, as data scientists attempt to extract interesting information from large opaque data sets. This scenario presents a difficult challenge for traditional database systems, as (1) nothing is known about the query workload in advance,…
-
Beschadigd vertrouwen
Op 7 december 2021 verdedigde Georgina Kuipers het proefschrift 'Beschadigd vertrouwen'. Het promotieonderzoek is begeleid door prof.mr. W. den Ouden en prof.dr. M.A. van der Steen (EUR).
-
Innate immunity, developmental speed and their trade-offs in two hexapod models
This thesis focuses on important life history traits and their trade-offs using two hexapod models. Particularly, the trade-off between immune defense and embryonic developmental speed is a central theme of this study.
-
72 nieuwe kandidaat-sterrenstelsels ontdekt
Maar liefst 72 nieuwe kandidaat-sterrenstelsels, dat is het resultaat van de diepste waarneemcampagne ooit. Een internationaal team astronomen met een grote Nederlandse en Leidse inbreng publiceert erover in tien artikelen in een speciale editie van het vakblad Astronomy & Astrophysics.
-
Extremely loud & incredibly far: observing radio bright AGN into the cosmic dawn
In this thesis new methodologies are developed for the detection and systematic study of radio sources in the early universe. This allows us to gain a deeper understanding of the formation and evolution of galaxies, the activity of supermassive black holes, and the final phase transition of our universe:…
-
Lezingen bij Science
Van zwarte gaten tot kunstmatige intelligentie en van medicijnonderzoek tot data science: welkom in de fascinerende wereld van de Faculteit der Wiskunde en Natuurwetenschappen. Geregeld geven onze onderzoekers, studenten en gasten publieke lezingen over hun werk. U bent van harte uitgenodigd.
-
Star-Forming Galaxies at the Cosmic Dawn
Promotor: Prof.dr. M. Franx, Co-Promotor: Rychard Bouwens
-
IBL Spotlights
Tijdens de IBL Spotlights bespreken onderzoekers van de afdeling Science Communication & Society hun nieuwste bevindingen en realisaties.
-
Vereniging van Oud-Sterrewachters
De Vereniging van Oud-Sterrewachters (VO-S) verbindt (oud)medewerkers, studenten en alumni van de Sterrewacht Leiden met elkaar.
-
Star formation and aging at cosmic noon: the spectral evolution of galaxies from z=2
Promotores: Prof.dr. M. Franx, Prof.dr. P.G. van Dokkum (Yale University)
-
Matching, entropy, holes and expansions
In this dissertation, matching, entropy, holes and expansions come together. The first chapter is an introduction to ergodic theory and dynamical systems.
-
The evolution of chemical diversity in plants : pyrrolizidine alkaloids and cytochrome P450s in Jacobaea
Plants produce an astonishing variety of secondary metabolites (SMs) which are thought to play vital roles in the fitness of plants through ecological interactions.
-
Evaluating European imports of Asian aquaculture products using statistically supported life cycle assessments
Promotor: Prof.dr. G.R. de Snoo
-
Nieuw onderzoekscentrum in Leiden gaat het ontstaan van planeten onderzoeken
Er wordt een expertise groep voor de Atacama Large Millimeter / Submillimeter Array (ALMA) gehuisvest in de Sterrewacht van Leiden. Hiermee is een bedrag is gemoeid van 0,5 miljoen euro per jaar.
-
‘Op CERN werken: een jongensdroom die is uitgekomen.’
Promoveren in wat voor deeltjesfysici het Mekka van de moderne wetenschap is: CERN. Voor de bijna afgestudeerde natuurkundige Marco van Woerden wordt deze droom binnenkort werkelijkheid, en mag hij zich in Genève drie jaar lang bezighouden met de fundamenten van de wetenschap.
-
On the random-matrix theory of Majorana fermions in topological superconductors
The thesis mainly contributes to the characterization of Majorana fermions as they appear in the Condensed Matter context.
-
Essentiality of conserved amino acid residues in β-lactamase
Evolution acts via mutations in amino acid sequences. Substitution of essential amino acids leads to a nonfunctional protein. l.
-
Turtles all the way down: multiscale simulations connecting star and planet formation
The formation of stars and planets happens over multiple scales, which can interact. In particular, planet formation happens in the dense, complex environment of star forming regions.
-
Nederlands-Japans sterrenkundig instrument meet 49 tinten ver-infrarood
Het DESHIMA-instrument van Nederlands-Japanse makelij heeft de eerste praktijktests doorstaan bij het meten van de afstanden en leeftijden van verre sterrenstelsels. De kern van het instrument is een chip ter grootte van twee euromunten die 49 tinten ver-infraroodlicht meet. De ontwikkelaars van de…
-
Nederlandse universitaire sterrenkunde wereldwijd toonaangevend
De universitaire sterrenkunde in Nederland staat in de top van de astronomische wereldranglijst. Deze conclusie komt naar voren uit een recente evaluatie van de Nederlandse Onderzoekschool voor Astronomie (NOVA) en de astronomische instituten van de Universiteit Leiden, Universiteit van Amsterdam, Rijksuniversiteit…
-
Radio galaxies near the epoch of reionisation
This thesis explores the theoretical and observational properties of distant massive galaxies that harbour active black holes in their centres and shine brightly at radio wavelengths.
-
Painting with starlight : optical techniques for the high-contrast imaging of exoplanets
This thesis describes the development and validation of new high-contrast imaging techniques, with the ultimate goal of enabling the next generation of instruments for ELT-class telescopes to directly image Earth-like extra-solar planets orbiting around nearby stars.
-
Tuning in to star-planet interactions at radio wavelengths
Low-mass main-sequence stars like our Sun are continuous sources of outflowing hot magnetised plasma. In the case of the Sun, this is known as the solar wind, whereas for other stars they are called stellar winds.
-
Protostellar jets and planet-forming disks: Witnessing the formation of Solar System analogues with interferometry
The focus of this thesis is how stars like our Sun and planets like Jupiter, Saturn, and Earth are formed.
-
Lava worlds: characterising atmospheres of impossible nature
Over the last three decades, the discovery of exoplanets has revealed the boundless variety of worlds beyond our own Solar System. Majority of planetary systems contain short-period planets that are larger than Earth but smaller than Neptune.