Wil jij meer te weten komen over wetenschappelijke onderwerpen op een gemakkelijke manier? Beluister dan deze podcast. In elke aflevering beantwoorden we samen met een wetenschapper jouw prangende wetenschapsvragen!

You can find more information on the Dutch webpage. Click on the “Nederlands” button above.

Duurzaamheid op de campus, energietransitie, groen, circulair

On 9 April 2020, Mohamed Azizi defended his thesis 'Reflecties op Wereldburgerschap: In de spiegel van Afghanistan en Nederland'. The doctoral research was supervised by Prof. P.B. Cliteur en Prof. W. Veugelers (Universiteit voor Humanistiek).

On 14 November 2019 Niek Schipper defended his thesis 'De invloed van de woonplaats op de fiscale behandeling van grensoverschrijdende werknemers'. The doctoral research was supervised by Prof. S.C.W. Douma and Prof. J.P. Boer.

In dit onderzoek worden orde isomorfismen en orde antimorfisme bestudeerd in het algemene kader van partieel geordende vector ruimten.

The position of writing within the domain of artistic academic research is not self-evident. In academia, standard practice is to use writing for the transfer of knowledge: it is a means of communication. In the practice of (nonlinguistic) artistic research, the outcome is also often contextualized…

The study at hand focuses on the control of sex and youngsters through the response by authorities most notably from within criminal justice.

Is the quality of the current supervision and enforcement by the government such that companies that work with large quantities of hazardous substances are brought into compliance with legislation and regulations?

On 14 May 2020, Pieter Rustenburg defended his thesis 'Een algemene normtheorie toegepast op open normen in het belastingrecht'. The doctoral research was supervised by Prof. A.O. Lubbers and Prof. J.L.M. Gribnau.

Kralen spreken tot de verbeelding. Ze zijn aantrekkelijk en persoonlijk vanwege hun kleuren, materialen, patronen en associaties. Je draagt ze op je lichaam, waar je ze voelt en anderen ze zien. Kralen zijn waardevol en verplaatsbaar, tegelijkertijd reizigers en souvenirs.

Schatten uit het oude Armenië

Systematisch geordend naslagwerk voor alle stadsrechten in Nederland

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

Lysosomal acid glucosylceramidase (GBA1) is a lysosomal enzyme that degrades glucolipids with its main substrate being glucosylceramide (GlcCer). Defects in the GBA1 gene lead to glycosphingolipidosis Gaucher disease (GD), in which the hydrolysis of GlcCer is impaired and therefore, it accumulates in…

Jos Schaeken has just published a book entitled 'Stemmen op berkenbast. Berichten uit middeleeuws Rusland: dagelijks leven en communicatie'.

In the era of big data, extracting insights from complex datasets is a key challenge. This thesis demonstrates the superiority of graph-based methods over traditional clustering (e.g., k-means, DBSCAN) and outlier detection for analyzing high-dimensional and noisy data.

De positie van kunst en kunstenaars in de westerse samenleving

The mission of science based business (SBB) connects the domains of science, business, and policy. Scientific research we focus on at Leiden in areas such as artificial intelligence promises to reshape our societies for the better. Translating science into positive societal impact however requires new…

This thesis describes the use of an activity-based proteomics method to study the endocannabinoid system.

Reijer Passchier universitair docent Staatrecht in Leiden en hoogleraar Digitalisering en de democratische rechtsstaat aan de Open Universiteit, presenteerde op 11 februari zijn bevindingen over het gebruik van digitale systemen bij de uitvoering van wetten, aan de Vaste Kamercommissie Digitale Zaken,…

Business Studies spans science, medicine, and business, focusing on areas such as technology management, innovation, entrepreneurship, operations, and decision making.

How do museum visitors interpret the authenticity of museum objects? How can we support visitors' meaningful interactions with real objects?

How can teachers be motivated by their students’ data in making stepwise changes to their teaching practices?

Met AI kunnen nieuwsredacties razendsnel beelden genereren — maar tegen welke prijs? Dit onderzoeksrapport opgesteld door prof. dr. Jaap de Jong, dr. Astrid Vandendaele, Maartje van der Woude en Stef Arends (Universiteit Leiden), baseert zich op 59 interviews met beeldmakers, redacteurs en experts uit…

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.

On 11 October, Amanda Pasma defended the thesis 'Re-entry support from prison-based and community-based professionals'. The doctoral research was supervised by Paul Nieuwbeerta, Hanneke Palmen and Esther van Ginneken.

Promotor: H.S. Overkleeft, Co-promotor: M. van der Stelt

Kan artificiële intelligentie (AI) helpen om subtiele veranderingen in de gewrichten op te merken op MRI-beelden van patiënten met reumatoïde artritis? Die vraag gaan Leidse wetenschappers beantwoorden dankzij een subsidie van de Nederlandse Organisatie voor Wetenschappelijk Onderzoek (NWO).

Digitalisering raakt iedereen, maar speelt nauwelijks een rol in verkiezingsdebatten. In een opiniestuk in de Volkskrant pleit Reijer Passchier, universitair docent staatsrecht en hoogleraar digitalisering aan de OU voor politieke urgentie en visie op digitale vraagstukken.

Voor zowel archeologen, paleontologen en geologen als vrijwilligers in de archeologie en paleontologie is het geen verrassing meer dat op de stranden van de Nederlandse kust fraaie vondsten gedaan kunnen worden. Vele artikelen, boeken, tentoonstellingen, congressen, lezingen, ‘zoekdagen’, krantenberichten,…

Promotores: H.S. Overkleeft, G.A. van der Marel, Co-promotor: B.I. Florea

Neuraminidases are enzymes that cleave glycosidic linkages of sialic acid. These enzymes are involved in influenza infections as well as in many cellular processes in mammals and micro-organisms.

The Cryogenics Department has a liquid helium production unit and an automatic liquid nitrogen filling plant.

How can pupils and students learn to get a grip on complex 'swamp situations'? Inaugural lecture in abbreviated form held by prof.dr.ir. Fred Janssen on the acceptance of the post of professor of science education at Leiden University on 19 June 2017.

On December 6th, Bob Schoemaker succesfully defended his doctoral thesis and graduated. The Leiden University Centre for Linguistics congratulates Bob on this great result.

Promotor: K.J. Batenburg

Aluminium-based adjuvants, such as aluminium hydroxide and aluminium phosphate, are well-known for their immune-stimulating properties.

Promoting sustained physical activity through tailored incentive-based interventions for diverse cardiovascular disease patient groups.

Glycosidases are important enzymes in the turnover of polysaccharides and glycoconjugates, and are involved in a range of human pathologies including genetic disorders such as Gaucher and Pompe disease, but also in various cancers.

The Agent Based Modelling for Archaeologists (ABMA) project is dedicated to developing Open Educational Resources (OERs) and accompanying materials for agent-based modelling (ABM) in Archaeology.

In the last decades, activity-based protein profiling (ABPP) has emerged as a powerful chemical tool that may aid the ever-challenging drug discovery process.

Promotores: Prof.dr. W.J.G.M. Peijnenburg & Dr. M.G. Vijver

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…

The main goal of this thesis is to achieve advanced control of binding properties in bis-pyrrolic and macrocyclic pyrrolic receptors by light.