208 zoekresultaten voor “electron tomography” in de Publieke website
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Cryo Electron Tomography Studies On Bacterial Chemosensory Arrays
Bacterial chemosensory arrays are protein assemblies that are the key structural and functional component for motile bacteria to sense their internal or environmental chemical signals.
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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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Network flow algorithms for discrete tomography
Promotor: R. Tijdeman, Co-promotor: H.J.J. te Riele
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Error bounds for discrete tomography
Promotores: K.J. Batenburg, B. Koren
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Discrete tomography with two directions
Promotores: R. Tijdeman, K.J. Batenburg
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Discrete tomography for integer-valued functions
Promotor: S.J. Edixhoven, Co-promotor: K.J. Batenburg
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Filter-based reconstruction methods for tomography
Promotor: K.J. Batenburg
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eV-TEM: Transmission Electron Microscopy with few-eV Electrons
Electron microscopy has become an extremely important techniquein a wide variety of elds.
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PhD candidate, Cryo-electron microscopy of mycobacterial infection
Wiskunde en Natuurwetenschappen, Instituut Biologie Leiden (IBL)
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Cryo-electron microscopy scientist (1.0 fte)
Wiskunde en Natuurwetenschappen
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Computational optimisation of optical projection tomography for 3D image analysis
Optical projection tomography (OPT) is a tomographic 3D imaging technique used for specimens in the millimetre scale.
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Cryo-electron microscopy scientist
Wiskunde en Natuurwetenschappen
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Towards Optical Detection of a Single Electron
Single-molecule spectroscopy has become a powerful method for using organic fluorescent molecules in numerous applications.
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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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Light and Electron Microscopy Facility
Het doel van deze faciliteit is om het biomedisch onderzoek te versnellen door toegang te bieden tot geavanceerde licht- en elektronenmicroscopie en door het delen van expertise over monstervoorbereiding, beeldvormingsmodaliteiten, gegevensopslag en beeldanalyse.
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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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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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Low-Energy Electron Microscopy on Two-Dimensional Systems: Growth, Potentiometry and Band Structure Mapping
Promotor: Prof.dr. J.M. van Ruitenbeek, Prof.dr. R.M. Tromp
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Transmission electron microscopy on live catalysts
The dissertation describes TEM experiments on heterogeneous catalysts.
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Sparsity-Based Algorithms for Inverse Problems
Inverse problems are problems where we want to estimate the values of certain parameters of a system given observations of the system. Such problems occur in several areas of science and engineering. Inverse problems are often ill-posed, which means that the observations of the system do not uniquely…
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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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Cryo Electron Tomography Studies On Bacterial Chemosensory Arrays
Promotie
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The symmetry of crystals and the topology of electrons
Promotor: J. Zaanen, Co-Promotor: V. Juricic
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Superlattices in van der Waals materials: A Low-Energy Electron Microscopy study
n this PhD thesis, the recombination of different atomic lattices in stacked 2D materials such as twisted bilayer graphene is studied. Using the different possibilities of Low-Energy Electron Microscopy (LEEM), the domain forming between the two atomic layers with small differences is studied.
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Fluorescence Correlation Spectroscopy on Electron Transfer Reaction: Probing Inter- and Intramolecular Redox Processes
Promotores: G.W. Canters, T.J. Aartsma
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Development and application of cryo-EM tools to study the ultrastructure of microbes in changing environments
Cryogenic electron microscopy (cryo-EM) is a powerful technique used to visualize the inside of cells and to study specific protein complexes. Within this thesis, I describe the use of various cryo-EM techniques to gain insight into the structural changes of the human pathogen, Vibrio cholerae, as it…
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against mycobacterial infection: analysis by a combination of light and electron microscopy
Promotores: Prof.dr. H.P. Spaink & Prof.dr. P.C.W. Hogendoorn Co-promotor: Dr. M.J.M. Schaaf
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Inverse electron demand Diels-Alder pyridazine elimination: synthetic tools for chemical immunology
The inverse electron demand Diels-Alder (IEDDA) pyridazine elimination emerged in 2013 as a new bioorthogonal reaction and constitutes a prime example of what is now known as dissociative bioorthogonal chemistry. The research described in this Thesis aims to develop synthetic strategies which enable…
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Real-time tomographic reconstruction
With tomography it is possible to reconstruct the interior of an object without destroying.
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Laser-generated toroidal helium plasmas
This dissertation is an experimental study of laser-generated, atmospheric pressure, transient toroidal helium plasmas.
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Deep learning for tomographic reconstruction with limited data
Tomography is a powerful technique to non-destructively determine the interior structure of an object.Usually, a series of projection images (e.g.\ X-ray images) is acquired from a range of different positions.
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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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Algebraic filters for filtered backprojection
Promotor: K.J. Batenburg, Co-promotor: A.W. van der Vaart, B. de Smit
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Philips Wiskunde Prijs voor Joost Batenburg
Met zijn presentatie tijdens het Nederlands Mathematisch Congres over nieuwe tomografie-technieken heeft Joost Batenburg, onderzoeker bij de Universiteit Leiden en bij het Centrum voor Wiskunde en Informatica (CWI) in Amsterdam, de eerste Philips Mathematics Prize voor promovendi gewonnen.
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Improving robustness of tomographic reconstruction methods
Promotor: Prof.dr. K.J. Batenburg
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The physics of nanowire superconducting single-photon detectors
Promotores: Prof.dr. D. Bouwmeester, Prof.dr. A. Fiore (TU Eindhoven)
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Towards artificial photosynthesis on the lipid bilayer of liposomes
Artificial photosynthesis has recognised potential to produce green and sustainable fuels from earth-abundant resources such as water, carbon dioxide (CO2), and sunlight.
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Spin-label EPR Approaches to Protein Interactions
Promotor: Prof.dr. E.J.J. Groenen, Co-Promotor: M. Huber
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Parkinson’s protein α-synuclein: membrane interactions and fibril structure
The thesis describes the use of electron paramagnetic resonance (EPR) spectroscopy, in continuous wave and pulse modes, to address the interaction of α-Synuclein (αS) with membranes and the aggregation of αS.
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The Chara plasma membrane system : an ancestral model for plasma membrane transport in plant cells
Multicellular giant algae Chara species have been widely used in physiological studies for decades.
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Photon detection at subwavelength scales
Promotor: Prof.dr. E. Eliel, Co-Promotor: M.J.A. de Dood
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Fermions and Bosons: Excitons in strongly correlated materials
Promotors: Prof.dr. J. Zaanen, Prof.dr.ir. H. Hilgenkamp
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The heart of oxygenic photosynthesis illuminated
Promotor: Prof.dr. H.J.M de Groot, Co-Promotor: A. Alia
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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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Molecular electronics: Controlled manipulation, noise and graphene architecture
Atoms and molecules are the basic units of matter. If we keep dividing a bar of gold or a glass of water into smaller parts, at the end we are left with a single gold atom or a water molecule.
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Taking control of charge transfer: strategic design for solar cells
Promotor: Huub J.M. de Groot, Co-promotor: Francesco Buda
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Probing quantum materials with novel scanning tunneling microscopy techniques
This thesis described the development of novel scanning tunneling microscopy techniques to investigate strongly correlated electronic states in quantum matter.
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A new method to reconstruct the structure from crystal images
Promotor: J.P. Abrahams, Co-promotor: T. Grüne
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Geert-Jan Kroes
Wiskunde en Natuurwetenschappen
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Prof.dr.ir. Lucas van Vliet benoemd tot hoogleraar Meerdimensionale beeldanalyse
Prof.dr.ir. Lucas van Vliet is per 1 september 2012 aangesteld als hoogleraar Meerdimensionale beeldanalyse bij de faculteit Wiskunde en Natuurwetenschappen. Van Vliet blijft als hoofdfunctie zijn gelijknamige leerstoel bij de TU Delft bezetten.