4,500 zoekresultaten voor “group and plants studies” in de Publieke website
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Groups and fields in arithmetic
Promotor: Prof.dr. H.W. Lenstra
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Metabolomic characteristics of Catharanthus roseus plants in time and space
Promotor: R. Verpoorte, Co-promotores: Y.H.Choi, N.R. Mustafa
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Quantifying the toxicity of mixtures of metals and metal-based nanoparticles to higher plants
Promotores: Prof.dr. W.J.G.M. Peijnenburg & Dr. M.G. Vijver
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Transfer of "goods" from plants to humans: Fundamental and applied biochemical investigations on retaining glycosidases
The studies described in this thesis deal with glycosidases, in particular alpha-galactosidases.
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Anti-microbial and Anti-biofilm compounds From Indonesian Medicinal Plants
Promotor: C.A.M.J.J. van den Hondel, Co-promotor: Sandra de Weert
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Governance and Data Science Group
The extensive use of electronic communication channels and other devices has opened new possibilities for collecting data on human behavior. This information is sometimes openly accessible, but largely part of administrative registration systems that are not open to the broader public. The data provides…
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The unit residue group
The unit residue group, to which the present thesis is devoted, is defined using the norm-residue symbol, which Hilbert introduced into algebraic number theory in 1897.
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Group representations in Banach spaces and Banach lattices
Promotor: S.M. Verduyn Lunel, Co-promotores: M.F.E. de Jeu, B. de Pagter
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Effects of light at night on plants and their interactions with other species
What is the effect of light at night on plant phenology and physiology, and how does this affect plant interactions with other species?
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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.
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Onderzoek
Het onderzoek van de Intelligence and Security Studies Group naar inlichtingen en veiligheid draagt bij aan academische kennis, voedt de publieke discussie, ondersteunt ons onderwijs en de ontwikkeling van professionele praktijk.
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The impact of defense hormones on the interaction between plants and the soil microbial community
The soil ecosystem consists of the largest reservoir of biodiversity on Earth.
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Fertility and fontanels: women’s knowledge of medicinal plants for reproductive health and childcare in western Africa
Promotor: E.F. Smets, Co-promotor: T.R. van Andel
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Inverse problems for universal deformation rings of group representations
Promotor: Prof.dr. P. Stevenhagen
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Microcoil MRI of Plants and Algae at Ultra-High Field: An exploration of metabolic imaging
This thesis investigates the relations between metabolism and anatomy through the use of Magnetic Resonance Imaging (MRI).
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Profinite groups with a rational probabilistic zeta function
Promotores: H.W. Lenstra, A. Lucchini
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Universal adelic groups for imaginary quadratic number fields and elliptic curves
Promotor: Prof.dr. P. Stevenhagen, Prof.dr. K. Belabas (Univ. de Bordeaux)
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Knowledge of Medicinal, Aromatic and Cosmetic (MAC) Plants in the Utilisation of the Plural Medical System in Pirgos and Praitoria for Community Health
Promotor: Prof.dr. L.J. Slikkerveer
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The ecological relevance of chemical diversity in plants
Promotor: P.G.L. Klinkhamer, Co-Promotores: K. Vrieling, P.P.J. Mulder
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Expansions of quantum group invariants
In my research, we developed a method to distinguish knots. A knot is a mathematical depiction of the everyday knot that occurs in ropes and cords.
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Harvesting sunlight with plants and microorganisms: imaging and metabolomics with novel microcoil and cryoprobe at ultrahigh magnetic field
Huub de Groot
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Dynamic real-time substrate feed optimization of anaerobic co-digestion plants
Promotores: Prof.dr. T.H.W. Bäck, Prof.dr. M. Bongards (Cologne University)
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Computational aspects of class group actions and applications to post-quantum cryptography
Most of current public-key cryptography is considered insecure against attacks from sufficiently powerful quantum computers. Post-quantum cryptography studies methods to secure information resistant against such attacks. One proposal is isogeny-based cryptography, which bases its security on computational…
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Intense automorphisms of finite groups
In this thesis we classify the pairs (p,G), where p is a prime number and G is a finite p-group possessing an intense automorphism, i.e. an automorphism that sends each subgroup of G to a G-conjugate, that is non-trivial and whose order is coprime to p.
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Kearifan Kesehatan Lokal: indigenous medical knowledge and practice for integrated nursing of the elderly with cardiovascular disease in Sumedang
The different kinds of cultural perspectives on health and disease of the participants are related to their knowledge, beliefs, values and practices manifested in various forms of lifestyle in Indonesia. The cultural diversity of the population is also related to differences in health behaviour.
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Research Group Diplomacy and Global Affairs
De onderzoeksgroep Diplomacy and Global Affairs richt zich op internationale diplomatie, governance en vergelijkend onderzoek, met aandacht voor thema's zoals de EU, de VN, uitbreiding van de EU, de rechtsstaat, en democratische achteruitgang.
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Research group War, Peace and Justice
De onderzoeksgroep War, Peace and Justice onderzoekt de samenhang tussen oorlog, vrede en gerechtigheid. Met een multidisciplinaire aanpak brengen onderzoekers en praktijkdeskundigen nieuwe inzichten in conflict, duurzame vrede en mensenrechten, met bijzondere aandacht voor gender en veiligheid.
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Random walks on Arakelov class groups
The main topic of this PhD thesis is the Arakelov ray class group of a number field, an algebraic object that contains both the ideal class group structure and the unit group structure.
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of wetland plant traits in relation to the strategies of wetland plants and the impacts on ecosystem functioning
What are trait-trait relationships in wetlands? To what extent the so-called leaf economics traits deviate from terrestrial ecosystems? How traits specific to wetland plant relate to plant strategies? What’s the relationship between wetland plant traits to the ecosystem functioning (e.g. productivity,…
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Kummer theory for commutative algebraic groups
This dissertation is a collection of four research articles devoted to the study of Kummer theory for commutative algebraic groups.
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Comparing the Biographical Backgrounds and Radicalization Dynamics of Lone-Actor and Group-Based Terrorists
Waarom radicaliseert de ene persoon tot betrokkenheid bij terroristisch geweld binnen een groepscontext, terwijl de ander zich alleen aan deze vorm van geweld waagt? In dit artikel vergelijken Bart Schuurman en Sarah Carthy op basis van een nieuw ontwikkelde dataset terroristen in groepsverband en terroristen…
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Terrorist Group Adaptation & Lessons for Counterterrorism (TERGAP)
Terroristische groepen passen zich aan veranderingen in hun omgeving aan om relevant te blijven. Dit project biedt nieuwe inzichten door een theorie over strategische doelwitselectie te ontwikkelen en big data-analyse en machine learning toe te passen om de hypothesen te testen.
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Related Party Transactions and Corporate Groups: When Eastern Europe Meets the West
Op 1 april 2020 verdedigde Ivan Romashchenko zijn proefschrift 'Related Party Transactions and Corporate Groups: When Eastern Europe Meets the West'. Het promotieonderzoek is begeleid door promotoren prof.mr. S.M. Bartman en prof. A. Radwan (Kaunas, Litouwen).
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On the 16-rank of class groups of quadratic number fields
Promotores: P. Stevenhagen, E. Fouvry (Univeriste Paris Saclay)
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Novel Protecting Group Strategies in the Synthesis of Oligosaccharides
The thesis focuses on synthesis strategies in oligosaccharide campaigns, and the influence of protecting groups.
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Principal algebraic actions of the discrete Heisenberg group
Promotor: Prof.dr. W.T.F. den Hollander
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Ubar Kampung
The Sundanese people, the largest ethnic group in West Java, have been using traditional medicine for a long time. Known as ubar kampung, Sundanese indigenous knowledge, beliefs and practices of traditional medicine are based on local people’s knowledge and use of Medicinal, Aromatic, and Cosmetic (MAC)…
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Self-reliance crowds out group cooperation and increases wealth inequality
Hoe leidt zelfredzaamheid tot een afname in samenwerking voor publieke goederen?
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Collaborative learning in higher education: design, implementation and evaluation of group learning activities
Samenwerkend leren in het hoger onderwijs: ontwerp, implementatie en evaluatie van groepsleeropdrachten
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Collaboration in groups during teacher education
In dit proefschrift wordt verslag gedaan van vier studies waarin het samenwerken tussen docenten in opleiding (dio’s) onderzocht is. Samenwerking in de lerarenopleiding is belangrijk, omdat dit het leerproces van de dio’s tijdens de lerarenopleiding kan stimuleren en omdat ze zo voorbereid kunnen worden…
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The Power of Knowledge Ethical, Legal and Technological Aspects of Data Mining and Group Profiling in Epidemiology
In de afgelopen jaren is het verzamelen en verwerken van tal van gegevens aanzienlijk toegenomen. Met behulp van nieuwe technologieën zoals data mining wordt getracht kennis te halen uit verzamelde gegevens. Vaak wordt gezocht naar profielen die eigenschappen of risico's van bepaalde groepen beschrijven.…
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Innovation and stasis
The name ‘Jambi flora’ refers to fossil plants found as part of a rock formation from the Early Permian (296 million years old), located in the Jambi Province of Sumatra, Indonesia.
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Discriminatory punishment undermines the enforcement of group cooperation
Enforcement of group cooperation fails because of discriminatory punishment, according to research by Welmer Molenmaker and colleagues. When group members have different backgrounds, punishment turns into a double-edged sword: no longer used just to prevent group exploitation, but also to break the…
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Computational and experimental studies of reactive intermediates in glycosylation reactions
Carbohydrates, or sugars, are the most diverse and most abundant biomolecules known. However, the isolation of carbohydrate samples in sufficient amounts and purity is often impractical or even impossible, so the chemical synthesis of glycosides becomes relevant. The glycosylation reaction, in which…
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Adapted deformations and Ekedahl-Oort stratifications of Shimura varieties
This thesis concerns the relation bettween the good reduction of Shimura varieties and the associated loop groups.
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Plant-soil interactions determine ecosystem aboveground and belowground processes in primary dune ecosystems
Soil biodiversity is of great importance for the maintenance of multifunctionality in terrestrial ecosystems.
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Film and Photographic Studies (MA)
De masteropleiding Film and Photographic Studies van de Universiteit Leiden beslaat de geschiedenis en de theorie van film en fotografie binnen de bredere context van visuele en andere media.
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Hebrew and Aramaic Studies (MA)
De masterspecialisatie Hebrew and Aramaic Studies van de Universiteit Leiden is gericht op het bestuderen van de Hebreeuwse en Aramese taal en cultuur in de ruimste zin.
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Russian and Eurasian Studies (MA)
In de masteropleiding Russian and Eurasian Studies onderzoek je de Russische en Euraziatische wereld vanuit verschillende perspectieven: taal, literatuur, cultuur, of politiek, geschiedenis en economie.
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Heritage and Museum Studies (MA)
In alle werelddelen komen archeologen diverse vormen van culturele continuïteit tegen. Dit levende erfgoed biedt enorm veel kansen om vernieuwend onderzoek te doen.