527 zoekresultaten voor “evolution biodiversity” in de Publieke website
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Economic value of non-timber forest products among Paser Indigenous People of East Kalimantan
Promotor: G.A. Persoon, Co-promotor: H.H. de Iongh
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Competition on bird feeeders between introduced Ring-necked parakeets and native bird species in the Netherlands
Does the presence of Ring-necked parakeets negatively influence feeding and feeding behaviour of native bird species on artificial bird feeders and if so, what are possible solutions?
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Effects of human pressures on aquatic invertebrate
What are interactive effects of human pressures on aquatic communities?
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Impacts of grassland wildfire on invertebrate species
Does a mid-season fire impact invertebrate populations?
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Mossen en korstmossen
Sinds september 2022 is Tim Claerhout promovendus bij de Hortus botanicus Leiden in het kader van het HiddenBiodiversity-project.
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Synthetische biologie en genomics platform voor nieuwe bioactieve peptiden
Kan het gif van slangen, schorpioenen en andere dieren leiden tot nieuwe antibiotica?
- Aflevering 29: Natura Morte
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Sustainable Chemistry and Biotechnology
If mankind wants to survive into the 22nd century, we will need to change the way we live drastically. The human impact on our planet is everywhere, we are changing the atmosphere, the oceans and the land, leading to global warming, climate change, loss of biodiversity and pervasive pollution. There…
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Adaptive Semi-Strong Ecosystem Dynamics
Developing methodes to understand the evolution of patches in natural ecosystems
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Evolution of Molecular Resistance to Snake Venom α-Neurotoxins in Vertebrates
Promotie
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Simon Portegies Zwart
Wiskunde en Natuurwetenschappen
spz@strw.leidenuniv.nl | +31 71 527 8429
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Evolutionary diversification of Nepenthes (Nepenthaceae)
Promotor: Erik F. Smets, Co-promotores: Barbara Gravendeel, Niels Raes
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Radio galaxies at low frequencies: high spatial and spectral resolution studies with LOFAR
Promotor: H.J.A. Röttgering, Co-promotor: G.K. Miley
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Observing what cannot be observed: computational electrochemistry from carbon to hydrogen
In this thesis, we consider various (electro)chemical phenomena at surfaces and nanoparticles and their underlying atomistic processes, which we studied using first-principles methods such as density functional theory.
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Patterns in natural systems
Promotor: A. Doelman, Co-promotores: P.J.A. van Heijster; A. Zagaris
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Non-linear astrochemical kinetics: theory and applications
This Thesis shows discoveries in non-linear astrochemical kinetics as well as a deeper analysis of dark clouds chemistry.
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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.
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Nieuwe database brengt structuur in de wereldwijde schimmeldiversiteit
Een georganiseerd overzicht van de wereldwijde diversiteit aan schimmels, dat is wat Irene Martorelli en collega’s voor ogen hebben met de nieuwe MycoDiversity Database (MDDB) die ze bouwen in samenwerking met Naturalis Biodiversity Center. De database maakt het eenvoudiger en sneller om te zien welke…
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Subsidies voor hoogwaardige onderzoeksfaciliteiten
Drie projecten met Leidse onderzoekers ontvangen van NWO een subsidie voor de bouw of vernieuwing van grootschalige onderzoeksfaciliteiten. Zij gaan werken aan elektronenmicroscopie, een X-omics initiatief en een röntgentelescoop. De projecten maken deel uit van de Nationale Roadmap voor Grootschalige…
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environment in tuning electrochemical CO2 reduction reaction and H2 evolution reaction
Promotie
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Meest diverse koraalriffen niet altijd best beschermd
Over de hele wereld staan koraalriffen onder druk. Zarinah Waheed onderzocht de riffen in Maleisië en komt tot de conclusie dat de bescherming van koraalriffen beter kan. Promotie op 22 november.
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Optimal population turnover for cultural evolution depend on network size, density and learnability
Lezing
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Convergent molecular evolution of toxins in the venom of advanced snakes (Colubroidea)
Promotie
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Electrocatalysis of CO2/CO interconversion and Hydrogen Evolution in Bicarbonate Buffers
Promotie
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The electrode-electrolyte interface in CO2 reduction and H2 evolution: a multiscale approach
Promotie
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On the origin and evolution of the autoreactive B cell response in rheumatoid arthritis
Promotie
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Micro-leven bij biologische en gangbare melkveebedrijven voor het eerst in kaart gebracht
Elk onderdeel van de kringloop op een melkveebedrijf heeft een specifieke bacterie- en schimmelsamenstelling. Dat ontdekten de Leidse postdoc onderzoeker Sofia Gomes en haar begeleiders Nadia Soudzilovskaia en Peter van Bodegom in samenwerking met het Louis Bolk instituut en Naturalis Biodiversity Centre.…
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20th century changes in the Dutch flora
Description of 20th century changes in the Dutch flora: Description and interpretation (1999 - 2005)
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Anthropogenic effects on links between macro-invertebrate diversity and ecosystem functioning
How are links between macro-invertebrate diversity and ecosystem functioning influenced by anthropogenic pressures?
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MULTIPLY - MULTIscale SENTINEL land surface information retrieval Platform
Aim: To develop and enable application of a practical, flexible, user-friendly platform to provide the scientific community with a tool to generate land surface products and its associated uncertainties and exploit these for data-intensive science.
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Onmisbare bijen en andere diensten van de natuur
Voor allerlei zaken zijn wij afhankelijk van de natuur: van schoon water, hout en voedsel tot koolstofopname, waterzuivering en kustbescherming. Maar ook ontspanning, inspiratie en identiteit. In onze moderne wereld staan deze zogeheten ‘ecosysteemdiensten’ steeds meer onder druk. Leidse wetenschappers…
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Wetenschappelijk tekenen: geurige najaarsbloemen
Kunst en cultuur, Wetenschappelijk tekenen: geurige najaarsbloemen
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Wetenschappelijk tekenen: geurige najaarsbloemen
Kunst en cultuur, Wetenschappelijk tekenen: geurige najaarsbloemen
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The impacts and challenges of water use of electric power production in China
This thesis examines the impacts and challenges of water use of electric power system. This thesis found that there are large differences in water use of electricity technologies, with hydropower and thermal power being two large water users.
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Nestwacht
NestWacht doet met slimme vogelhuisjes onderzoek naar de invloed van de stad op de ontwikkeling van jonge vogeltjes.
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The impact of climate variability on the ecology of a lion (Panthera leo Linnaeus 1758) population and lion livestock conflicts in the Amboseli
Promotor: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Co-promotor: H.H. de Iongh
- Aflevering 32: Hout
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Ruthenium- and cobalt-based artificial metalloenzymes for photocatalytic water oxidation in artificial photosynthesis
Producing green energy has become the main goal in our society in the search of reducing or eliminating the carbon emission from fossil fuels.
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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.
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Inextricable ties between chemical complexity and dynamics of embedded protostellar regions
Promotor: E. F. van Dishoeck, Co-promotor: C. Walsh
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Using cryo-EM methods to uncover structure and function of bacteriophages
Bacteriophages, or phages for short, are the most abundant biological entity in nature. They shape bacterial communities and are a major driving force in bacterial evolution.
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The connection between mass and light in galaxy clusters
Promotor: Koen Kuijken Co-promotor: Henk Hoekstra
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Functionalized two-dimensional membranes and materials for solar-to-fuel devices: a multiscale computational approach
In the current global context, there is a pressing need to address sustainable energy supplies to safeguard our Planet and its ecosystems. The choices made by human society have a significant impact on genetic evolution and climate.
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X-ray spectroscopy of merging galaxy clusters
This thesis focuses on the X-ray spectral analysis of merging galaxy clusters and the plasma code development for future high-resolution X-ray spectroscopy observations.
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Quantum local asymptotic normality and other questions of quantum statistics
Promotor: R. Gill, Co-promotor: P. Massart
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Disentangling a complex genus: systematics, biogeography and bioactivity of the genus Phyllanthus L. and related genera of tribe Phyllantheae
The largest genus within the Phyllanthaceae family is a group called Phyllanthus L. Recent studies have shown, that Phyllanthus is paraphyletic with the genera Glochidion, Breynia and Synostemon nested within it.
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Predicting the future: Predictive control for astronomical adaptive optics
The field of exoplanet research is rapidly advancing through the development of new technology, observing techniques, and post-processing methods.
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Far from home: the science exploitation of the fastest Milky Way stars
The Sun and all the stars in the night sky reside in the Milky Way galaxy. In the at-rest reference frame of the Galaxy, typical stars travel with velocities of about 100-200 kilometres per second.
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Faint Quasars at Very Low Frequencies
In this thesis, we use low-frequency and high-frequency radio observations to address the following questions regarding quasars: is the radio loud/quiet quasar dichotomy real?
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Chaotic dynamics in N-body systems
Promotor: Prof.dr. S.F. Portegies Zwart