400 zoekresultaten voor “chris electronic microscopy cryo-em” in de Publieke website
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A bioorthogonal chemistry approach to the study of biomolecules in their ultrastructural cellular context
In this thesis the combinatorial use of bioorthogonal labelling and Electron Microscopy (EM)-based imaging techniques is explored to enable observations of specific molecular targets in their ultrastructural context within the cell.
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Imaging complex model catalysts in action
From surface science towards industrial practice using high-pressure scanning tunneling microscopy.
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Visualizing strongly-correlated electrons with a novel scanning tunneling microscope
Materials with strongly correlated electrons show some of the most mysterious and exotic phases of quantum matter, such as unconventional superconductivity, quantum criticality and strange metal phase.
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Chris Smiet wint Christiaan Huygens-prijs
Christopher Berg Smiet, die in 2017 aan het LION promoveerde bij Dirk Bouwmeester, heeft de Christiaan Huygensprijs gewonnen voor zijn proefschrift ‘Knots in Plasma’. Op 7 oktober ontving hij een oorkonde, een bronzen beeld van Christiaan Huygens en een prijzengeld van tienduizend euro.
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Charge transport properties of Ru-complex molecules: the influence of humidity
I will give a general introduction to the field of molecular electronics, its history, methods and challenges. I will also introduce the subject of my investigation and provide a brief outlook to the remainder of our thesis.
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Psycholoog Chris Riddell over waarom we elkaar na-apen
Het is bijna onmogelijk om niet te fronsen als je iemand ziet die boos kijkt. Maar hoe komt dat eigenlijk? Promovendus Chris Riddell doet onderzoek naar hoe we emoties spiegelen en vertelt als KNAW Face of Science over zijn onderzoek.
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Quantitative live cell imaging of glucocorticoid receptor dynamics in the nucleus
In this thesis, the focus lies on studying glucocorticoid receptor dynamics in living cells with the aim of understanding how this transcription factor finds its DNA target sites to regulate transcription.
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Structural characterization of the cell envelope of Actinobacteria under changing environments
Bacteria have the ability to alter their morphology in order to adapt to changing environments.
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Bioorthogonal Labeling Tools to Study Pathogenic Intracellular Bacteria
In this thesis, bioorthogonal chemistry is combined with correlative light-electron microscopy to selectively label and study pathogenic intracellular bacteria within the host immune cell.
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Environmental and health impact of informal e-waste recycling
The majority (80%) of e-waste generated globally are recycled informally in developing countries.
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Novel detectors and algorithms for electron nano-crystallography
Promotor: Prof.dr. J.P. Abrahams, Prof.dr. M. van Heel
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Phase separation in lipid-based nanoparticles: exploring the nano-bio interface
This doctoral thesis is an effort to understand how lipid phase-separation induced by diacylglycerol analogues in lipid-based nanoparticles affects their in vivo behavior, leading to specific nanoparticle-protein communications and selective cell targeting.
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Reconstruction Methods for Combined HAADF-STEM and EDS Tomography
The research in this thesis is focused on tomographic reconstruction based on two imaging modalities in electron microscopy.
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The structure of a working catalyst: from flat surfaces to nanoparticles
Promotor: Prof.dr. J.W.M. Frenken
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Vaccination and Targeted Therapy Using Liposomes; Opportunities for Treatment of Atherosclerosis and Cancer
This thesis focuses on using liposomes in two different treatment strategies; vaccination (or immunotherapy) and delivery of a small molecule, and in two different disease models; cancer and atherosclerosis.
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Chris Riddell nieuwe Face of Science: ‘Kan niet wachten om onderzoek te delen’
Herken je dat: je ziet je vriend lachen, en plots begin je ook te grijnzen? Promovendus Chris Riddell doet onderzoek naar hoe en waarom we lichaamstaal kopiëren. Hij neemt je als nieuwe Face of Science een jaar lang mee in zijn onderzoek.
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Microfluidic 3D cell culture for high throughput screening
There is an urgent need for more physiologically relevant cell culture methods to guide compound selection in pre-clinical stages of the drug development pipeline.
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Meiru Wang
Wiskunde en Natuurwetenschappen
m.wang@cml.leidenuniv.nl | +31 71 527 2727
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Nobelprijs Scheikunde voor 3D-beelden van moleculen
De Nobelprijs voor Scheikunde 2017 is uitgereikt aan Jacques Dubochet, Richard Henderson en Joachim Frank, voor hun ontwikkeling van de cryo-elektronenmicroscopie. Met deze techniek kunnen biomoleculen in 3D in beeld gebracht worden, legt hoogleraar Ultrastructuurbiologie Ariane Briegel uit.
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A semisynthetic peptide-metalloporphyrin responsive matrix for artificial photosynthesis
This thesis is concerned with the constitution of chiral responsive matrix assemblies that may undergo light-driven conformational changes and self-select vibrations to develop vibronic states for driving semi-classical coherent transfer with nearly 100% yield in a lossless NCAP process.
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Molecular and Nano-Engineering with Iron, Ruthenium and Carbon: Hybrid structures for Sensing
Metal complexes and 2D materials like graphene were combined to produce structures that can function as sensors.
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Flow: A study of electron transport through networks of interconnected nanoparticles
This thesis describes a study from both a theoreticaL and an experimental point of view.
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The origins of friction and the growth of graphene, investigated at the atomic scale
Promotor: J.W.M. Frenken
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NeCEN genoemd als topfaciliteit voor elektronenmicroscopie
'Het Nederlands Centrum voor Elektronen Nanoscopie (NeCEN) is een mooi voorbeeld van een faciliteit die op nationale schaal toegang biedt tot de laatste ontwikkelen op het gebied van cryo-elektronen microscopie', dat schrijft Sriram Subramaniam, een vooraanstaand leider in deze tak van sport, in het…
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Quantum Matter and Optics
Onderzoeksgroepen in het Quantum Matter & Optics onderzoeksprogramma onderzoeken elektronische eigenschappen van interacties van materie en lichtmaterie, met de nadruk op quantuminformatie.
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Development of an Adverse Outcome Pathway (AOP) for metallic nanoparticles
What is the mechanism of action preceding a physiological effects induced by metallic nanoparticles?
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Nieuwe transmissiemicroscoop voor elektronen met lage energie
Natuurkundige Daniël Geelen ontwikkelde tijdens zijn promotie een nieuwe microscoop die laag-energetische elektronen gebruikt. Zulke elektronen zijn minder schadelijk voor biologische en organische materialen. Geelen promoveert op 31 mei.
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Understanding the Surface Structure of Catalysts and 2D Materials at the Atomic Scale
The work in this thesis demonstrates how to obtain an atomic-scale picture of a diverse set of complex surface structures observed using STM, under disparate conditions.
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De magie van vloeibaar helium: deze persoon maakt ijskoud onderzoek in Leiden mogelijk
Witte wolken ijskoud gas die over de vloer stromen. Magisch, maar ook uitkijken dat je vingers er niet afvriezen. We hebben het natuurlijk over vloeibaar stikstof en helium. Misschien heb je de spectaculaire Freezing Physics-wetenschapsshow van de studentenorganisatie Stichting Rino weleens gezien.…
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Magnetic imaging of spin waves and magnetic phase transitions with nitrogen-vacancy centers in diamond
The elementary excitations of magnets are called spin waves, and their corresponding quasi-particles are known as magnons. The rapidly growing field of Magnonics aims at using them as information carriers in a new generation of electronic devices, (almost) free of electric currents.
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Quantum computation with Majorana zero modes in superconducting circuits
Promotor: Prof.dr. C.W.J. Beenakker
- Uitreiking Chris Gips Fonds
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PROGENY
How do you make a technology sustainable that does not even exist yet? Well, by bringing together an interdisciplinary team of pioneering European experts right at the start and paying attention to sustainability right from the development phase.
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Electronic and Magnetic Properties of Ferritin
Promotie
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Platinum electrochemistry through a magnifying glass
In most applications, electrocatalysts exhibit a large surface area to volume ratio, for example using nanoparticles.
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Low energy electron transmission through layered materials and chiral organic films
In this Ph.D. thesis we study the interaction of low energy electrons with thin materials, namely layered materials (graphene, hexagonal boron nitride, molybdenum disulfide) and organic films. At these low energies the quantum mechanical wavelength of the electron wave function is in the order of a…
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Single-molecule microscopy in zebrafish embryos
Promotie
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Functional fluorescent materials and migration dynamics of neural progenitor cells
In this thesis, time-lapse fluorescent microscopy plays a pivotal role in investigating functional materials within living cells as well as the migratory behaviour of neural progenitor cells.
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Iron complexes as electrocatalysts for the water oxidation reaction
In this dissertation, the synthesis and characterization of a series of iron complexes based on different ligand platforms are described.
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Chemical functionalization of the graphene surface for electrical and electrochemical sensing application
Advanced sensing techniques require graphene with high quality and well-controlled surface chemistry.
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Anti-Joodse beeldvorming en Jodenhaat
Van alle vormen van etnisch en raciaal vooroordeel heeft het antisemitisme verreweg de langste geschiedenis. In zijn nieuwe boek analyseert Chris Quispel het anti-semitisme over vijfentwintig eeuwen.
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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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Gold nanoparticle-peptide conjugates for biomedical applications
Despite the fact that gold nanoparticles (GNPs) are one of the most studied nanoparticles, there is still a necessity for new approaches allowing for effective protective coating to enable wider use of GNPs in biomedical applications.
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Nano-scale Electronic Structure of Strongly Correlated Electron Systems
Promotie
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Using cryo-EM methods to uncover structure and function of bacteriophages
Promotie
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LCA of Printed and E-paper Documents
Comparing the global warming potential (GWP) of the service provided by an iRex Digital Reader to the same service provided by an office printer using a scanning LCA.
- Prijsuitreiking Professor Chris Gips Fonds 2023
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Development of new chemical tools to study the cannabinoid receptor type 2
The endocannabinoid receptors CB1R and CB2R are involved in a plethora of processes, and consequently are involved in many pathological conditions. Their wide distribution makes the CBRs both an interesting therapeutic target and hard to study.
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Insights into microtubule catastrophes: the effect of end-binding proteins and force
For each living organism health is ensured by correct functioning of its cells. Cells therefore have elaborate methods for regulation of their proteins.
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Optoplasmonic detection of single particles and molecules in motion
Detecting nanoscopic objects plays an important role in nanoscience in particular, in the rapidly growing field of nanobiology. The forebear to modern super-resolution microscopy for single molecule investigation, is fluorescence microscopy.