411 search results for “plastic step” in the Public website
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Functional xylem anatomy: intra and interspecific variation in stems of herbaceous and woody species
My PhD thesis investigates the ecological significance of resistance against drought-induced air bubble formation inside the water conduits of plants (embolism), and the plasticity and functional aspects of stem anatomical traits in woody and herbaceous species.
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Important Step for Dark Matter Experiment CERN
Particle lab CERN gives the green light for the test phase of an experiment that aims to produce dark matter particles. Physicist Alexey Boyarsky is one of the initiators.
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Blood vessels on a chip make the cause of dementia visible
New technology offers many new possibilities for research, such as on dementia. ‘Organ-on-a-chip’ is a new technology in which small bits of organ are grown out of stem cells on a small plastic plate. A small piece of blood vessel, heart or nerve offers many new possibilities for research, such as…
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Network and projects
Netwerk en projecten duurzaamheid verduurzaming green office en green team
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Dean and vice-chair of LUMC Board steps down
Prof. dr. Pancras Hogendoorn is stepping down as dean of the Faculty of Medicine and vice-chair of the Executive Board of Leiden University Medical Centre (LUMC). He is also resigning from all associated secondary posts. Hogendoorn has taken his decision in anticipation of the findings of an inquiry…
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Selection architect first step new beta-campus
Leiden University has selected an architect for the realisation of its new beta-campus. As a team, Designers bureau Inbo in Rotterdam and JHK Architects have won the tender for phase 1, the new housing estate for the Faculty of Science.
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Education highlights 2023
From educational adventures in the tropics, students building software for real customers, to bacteria that degrade plastics. Scroll through our highlights on educational innovation and the achievements of our students.
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One step closer to preventing mass death of roosters
The Dutch biotech start-up In Ovo is the first company to develop a large-scale solution for determining the sex of a chick while it is still in the egg. This fast and cheap technique can be applied mechanically at hatcheries, which was not possible before.
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New insight brings sustainable hydrogen one step closer
Leiden chemists Marc Koper and Ian McCrum have discovered that the degree to which a metal binds to the oxygen atom of water is decisive for how well the chemical conversion of water to molecular hydrogen takes place. This insight helps to develop better catalysts for the production of sustainable hydrogen,…
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In shape for photoregulation
How does the photoregulation mechanism work in detail?
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LUGO Packaging Event
Product packaging is essential. It prolongs shelf-live and highly influences purchasing decisions. However, it’s also a big source of waste, especially single-use plastic. Have you ever felt conflicted choosing a product due to the material it’s packaged in? Or opted for a different product due to its…
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Enargeia, Living Presence and Persuasion in Roman Rhetoric, Literature, Visual Art and Theatre
Subproject of
- Prof Dr Caroline Müller
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Conrad's Shadow Catastrophe, Mimesis, Theory
Western thought has often dismissed shadows as fictional, but what if fictions reveal original truths?
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'An impressive step between professional practice and the academic world'
On 29 June 2017, Doris Dull-Zessner defended her PhD dissertation “Value Congruence in a Multinational Corporation”. The defence was at 12.30 hrs, in the Academy Building of Leiden University, Rapenburg 73. The supervisors are Professor J.A.A. Adriaanse and Professor J.I. van der Rest.
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Diversity symposium 2021: small steps can increase inclusion
‘Culture change takes time,’ said Vice-Rector Hester Bijl at the closing panel of the University’s Diversity Symposium on 26 January. She talked about the road to a diverse and inclusive university. The symposium provided plenty of concrete examples of small steps that can already be taken.
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Europe needs to step up as Trump’s chances rise
Following Trump’s resounding victory over his Republican arch-rival in Iowa, it's clear that standing by passively and giving Biden the benefit of the doubt is not an option. Luuk van Middelaar, Professor of Foundations and Practice of the European Union and its Institutions, warns in his column in…
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One step closer to pain-free vaccinations
Microneedles are a promising tool for the painless administration of vaccines through the skin. But, are these minuscule needles really effective? PhD student Pim Schipper of the Leiden Academic Centre for Drug Research investigated various factors of vaccination via the skin and discovered, among other…
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A step closer to sustainable energy from seawater
The research group headed by Leiden chemist Marc Koper has discovered a catalyst that minimizes the production of chlorine gas during salt water electrolysis. The invention can enable the direct production of hydrogen from seawater. The article has been published in the Journal of the American Chemical…
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Thinking Global, Acting Local
The first year cohort of Leiden University College The Hague recently under took a local lesson which saw them collect 10200 pieces of plastic from their local communities. Of the total collected, 52% was plastic.
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First step in converting solar energy using ‘artificial leaf’
Two things are needed to produce fuel from sunlight: an antenna that harvests light, and a light-driven catalyst. The most efficient antennae contain bacteria. An international team headed by Huub de Groot imitated them and discovered how they function.
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‘Don’t assume that someone else will step in’
Her book ‘Veel valse hoop’ (Much False Hope) about the persecution of the Jews in the Netherlands was immediately hailed as a seminal work. German historian Katja Happe gave the Cleveringa Lecture on 26 November. She is fascinated by what makes people take a stand.
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‘A logical step from medieval literature to fact-checking’
Alumnus Peter Burger – along with his colleague Alexander Pleijter – is the face of fact-checking in the Netherlands. ‘My degree led straight to this.’
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LUGO Podcast: It's Not Easy Being Green
It’s Not Easy Being Green – but we’re here to help! Do you want to live more sustainably but have no idea where to start? Are you interested in making the world greener and do you want to get to the bottom of hot topics? Or are you sceptical about climate change and do you want to hear about the…
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Big steps forward in reducing the carbon footprint
E-mails are not the first thing that comes to mind when thinking about sustainability. Yet, your e-mails can add kilos of extra CO2 to the atmosphere each year. Students from the LDE Bachelor Honours Programme Sustainability tackled these and other sustainability challenges on behalf of partner organisations.…
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The immune system: step it up or slow it down?
When foreign matter enters our body, our immune system has to make a choice whether or not to go on the attack. There are times when the system goes wrong, and we end up with an illness or an allergic reaction. Researchers at LUMC are trying to steer the immune system. The dossier on Immunity, Infection…
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LUC- project UNPLASTIC wins Dopper Changemaker Challenge
UNPLASTIC, a research project by Leiden University College The Hague (LUC) won the Dopper Changemaker Challenge 2019. LUC student Roos Kolkman represented UNPLASTIC during the semi-finals on Saturday.
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Do internationally adopted children in the Netherlands use more medication than their non-adopted peers?
Adoptees in the Netherlands generally do not use more medication than their non-adopted peers.
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Major steps towards realising a bold vision for European Excellence in AI
The Confederation of Laboratories of Artificial Intelligence Research in Europe (CLAIRE), Europe’s grassroots organisation of scientists and experts in Artificial Intelligence, announces the opening of administrative offices across Europe.
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Han de Winde steps down as vice-dean of Faculty of Science
Han de Winde will step down as a member of the faculty board of the Faculty of Science from 1 September 2018. De Winde had been vice–dean at the faculty since 2013. As director of education he was responsible for the bachelor's and master's programmes at the faculty.
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In the media
The research at the Living lab attracts a great deal of press attention. Please find below a small selection of the many news reports that have been published. Also take a look at the Zembla programme about the Living Lab.
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Phylogeny and species delimitation within the moss genus Dicranum Hedw.
Promotor: Prof.dr. E. Smets, Dr. M. Stech
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Image-based phenotypic screening for breast cancer metastasis drug target discovery
The main aim of this thesis was to unravel the signaling and regulatory networks that drive tumor cell migration during breast cancer metastasis.
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Involvement of host and bacterial factors in Agrobacterium-mediated transformation
Agrobacterium tumefaciens, a gram-negative plant pathogen belonging to the family Rhizobiaceae, is the causative agent of crown gall disease, which can affect many plant species including agronomically important ones.
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Zebrafish xenograft model: identification of novel mechanisms driving prostate cancer metastasis
Prostate cancer (PCa) is one of the most prevalent cancer in males.
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Living labs and citizen science
Living labs make it possible for citizens to participate in research for sustainable development of their environment. This way citizens, together with scientists and stakeholders, create local conditions for food production, healthy environment, and biodiversity.
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Computational modeling of cellular dynamics in tumor cell migration
Epithelial-mesenchymal plasticity (EMP) and tumor cell migration play an important role in cancer progression, and an improved understanding of the mechanisms underlying these concepts is essential for developing new targeted approaches.
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Martin van Hecke Lab - Mechanical Metamaterials
We investigate the physics and design of mechanical metamaterial, intricately sculpted materials with properties set by their architecture.
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Evolution & Biodiversity
Evolution & Biodiversity is one of the four research themes of the Institute of Biology Leiden.
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Homo Mimeticus: A New Theory of Imitation
Imitation is, perhaps more than ever, constitutive of human originality.
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Rapid and profound rewiring of brain lipid signaling networks by acute diacylglycerol lipase inhibition
Diacylglycerol lipases (DAGLα and DAGLβ) convert diacylglycerol to the endocannabinoid 2-arachidonoylglycerol. Our understanding of DAGL function has been hindered by a lack of chemical probes that can perturb these enzymes in vivo.
- Leiden Institute of Physics
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Interview: Eric Eliel steps down as Scientific Director of Physics
After seven years, Eric Eliel resigns as scientific director of the Leiden Institute of Physics (LION). On April 18th, LION hosts a farewell party and a week later Eliel will officially hand over his tasks to Jan Aarts. We spoke with him about his term as director, in which among others a new science…
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Surface-structure dependence of water-related adsorbates on platinum
Promotor: M.T.M. Koper, Co-promotor: J.B.F. Juurlink
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Structure dependence of molecular reactions on surfaces
The research presented in this thesis makes use of small molecules (as H2 , D2 and O2 ) on well-defined single crystal surfaces (flat Pt(111), flat Cu(211) and curved Pt(111)) to elucidate the role of surface structure and degrees of freedom in the reactant in specific surface reactions.
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in the evolutionary race between humans and resistant bacteria: two steps forward for us
A patent for what may be a potent, new antibiotic. And: a clear overview of promising approaches to overcome a crucial resistance tactic employed by bacteria. In the span of one week, two researchers from Leiden are receiving their PhDs, each of them on an important step in the battle against bacteria…
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Evolution & Biodiversity in Animal Sciences
Animal Sciences’ contributions to the Evolution & Biodiversity research theme include evo-devo research, the evolution of cognitive and behavioural traits, and the evolutionary mechanisms of stress adaptation. This research involves both indoor and outdoor studies.
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Grip krijgen op complexiteit. Onderwijs voor het 'moeras' - Getting a grip on complexity. Education for the 'swamp'
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.
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Research
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.
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LUGO’s position within Leiden University
The LUGO team is part of the Administration and Central Services department of the university, with it falling under the Strategy and Academic Affairs department. Naturally, it falls into the sustainability team of the University, which consists of two full-time employees alongside the LUGO Team. The…