This thesis applies data mining in commercial settings in the telecommunications industry.

Optimization tasks in practice have multifaceted challenges as they are often black box, subject to multiple equality and inequality constraints and expensive to evaluate.

Promotor: J.P. Abrahams, Co-promotor: T. Grüne

In this dissertation iron-based homogeneous catalysts were synthesized, characterized and investigated for water oxidation activity.

My work focuses on a class of astronomical objects called protoplanetary disks.

The high velocity tail of the total velocity distribution of stars provides essential insight into fundamental properties of the Galaxy.

Microscopic insight on lipid-based nanomedicine in vivo remains limited to the perception of the knowledge that could be obtained: if we interpret only what we see, then we only believe to know. Although believing to know encapsulates an undefined amount of uncertainty in the exploration of lipid-based…

Inactivating mutations in BRCA1 or BRCA2 genes predispose to several types of cancer.

Promotor: Roeland M.H. Merks

Promotoren: Prof.dr. G.R. de Snoo en Dr. R. Heijungs

Dit onderzoek richt zich op de professionele ontwikkeling van docenten in het beroepsonderwijs in het kader van werkstages. Onderzocht wordt de motivatie, leerervaring en leeropbrengst van docenten tijdens werkstages.

How Perceived (In)Visible Dissimilarity Relates to Feelings of Inclusion at Work

This course provides an insider perspective into the work of international criminal courts and tribunals. You will learn about the investigation and prosecution of international crimes in The Hague.

This course uses the lives, ideals and achievements of Theodore, Franklin, and Eleanor Roosevelt to create the idea of a Rooseveltian century. It is an invitation to think critically and historically, and it wants to give you a glimpse of what it means to be a historian at work.

Hij was een geliefd gezicht in de Leidse studentenwereld en ontwikkelde zelfs zijn eigen merchandise, maar aan al het goede komt een eind. Na zeven jaar stopt studentenwijkagent Dennis Perdok (49) ermee. Afgelopen week nam hij afscheid van de politie en van zijn baan in de Leidse binnenstad.

Op de tweede dag van de EL CID stromen honderden nieuwe studenten voor het eerst hún rechtenfaculteit binnen. Vandaag maken zij kennis met de werking en geschiedenis van de universiteit. Leuk, maar ook wel spannend. ‘Het wordt allemaal wel echt ineens!’

De voor het eerst georganiseerde Sustainable Business Battle heeft de Green Trophy gewonnen. Vice-voorzitter Martijn Ridderbos overhandigde de trofee op 15 november in Plexus.

Finally, je bent geslaagd, gefeliciteerd! Ben jij al voorbereid op je studententijd? Ontdek het hier en maak kans op een Universiteit Leiden goodiebag!

Dit thematische gebied richt zich op wereldwijde transformaties rond geweld en de preventie ervan. Gerelateerde onderwerpen zijn technologische innovaties in hedendaagse oorlogsvoering, transnationaal terrorisme, vrouwen en veiligheid, de opkomst van niet-statelijke veiligheidsactoren en nieuwe strategieën…

De sectie Klinische Psychologie is als volgt georganiseerd:

Voor dit project duiken wij in het digitale mediagebruik van kinderen tijdens de overgang van de kleuterklas naar groep 3 en onderzoeken wij de impact van het digitale mediagebruik op hun sociale ontwikkeling.

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…

Promotie

The overarching goal of this PhD thesis is to investigate the taxonomic and functional diversity of yeasts in the wheat phyllosphere and their interactions with the mycotoxigenic fungal pathogen Fusarium graminearum.

Promotor: H.S. Overkleeft, Co-Promotor: B.I. Florea

The coursework within the Science Communication and Society (SCS) specialisation prepares students for internships and a career in communication about science and health.

The overarching clinical aim of this thesis was to improve pharmacological pain management by characterizing the pharmacodynamics of analgesics. This promotion has been awarded the predicate cum laude.

This dissertation presents a new perspective on the life, work and character of the Dutch physical chemist Jacobus Henricus van ’t Hoff, first recipient of the Nobel Prize in Chemistry, and one of the most important and colourful scientists in Dutch history. The image of Van ’t Hoff that emerges from…

Promotor: Peter Stevenhagen

The mission of our group is understanding how science communication works to improve the interaction between science and society. We believe better science communication can improve our society and engage many different groups with science, also improving science.

Our recent excavations have focused on the more recent New Kingdom/Late Period (ca. 1500-332 BCE) material.

Machine Learning is becoming a more and more substantial technology for industry.

Met dit project wordt van een evidence-based onderwijsmethodiek (toolkit) ontwikkeld voor docenten van alle vakgebieden in het hoger onderwijs voor het effectief omgaan met controversiële onderwerpen in de les.

Binnen de Life in Custody Study wordt grootschalig onderzoek gedaan naar het leefklimaat in Nederlandse penitentiaire inrichtingen (PI’s).

Wat maakte het vroege islamitische rijk zo succesvol en hebben we het verhaal gemist door cruciaal bewijs te negeren? De Arabische veroveringen in de 7e eeuw veranderden de sociaal-politieke configuraties in het Middellandse Zeegebied en Eurazië voorgoed. Toch weten we niet echt hoe de Arabieren erin…

Promotores: Prof.dr. J. Schaye & Prof.dr. C. Steidel (California Institute of Technology)

The work described in this Thesis is focused on the assembly of oligosaccharide fragments derived from a fungal polysaccharide, galactosaminogalactan (GAG) and fragments of the exopolysaccharide Pel, generated by Pseudomonas aeruginosa.

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.

Extending our current arsenal of antibiotics is key to staying ahead in the arms race between humans and resistant bacteria.

This thesis investigates how non-genetic factors, such as inflammation and concomitant medication, impact hepatic drug metabolism and subsequent drug metabolizing phenotype predictions.

With the rise of multi-drug resistant bacterial pathogens, the possibility of a post-antibiotic world is quickly becoming reality.

The thesis explores how interstellar chemistry evolves as a function of time and changing physical architectures during the formation of stars.

Discover the master program Health, Ageing and Scoiety at Leiden University and contribute to a future proof health care system. Read more.

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