Search Results - "LUDWIG, Wolfgang"

Three-dimensional reconstruction of intragranular strain and orientation in polycrystals by near-field X-ray diffraction by Reischig, Péter, Ludwig, Wolfgang

“…•Novel algorithm reconstructs sub-grain orientation and strain fields in polycrystals.•Non-destructive in-situ scanning in 3D within minutes by X-ray…”
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Uniting the classification of cultured and uncultured bacteria and archaea using 16S rRNA gene sequences by Yarza, Pablo, Yilmaz, Pelin, Pruesse, Elmar, Glöckner, Frank Oliver, Ludwig, Wolfgang, Schleifer, Karl-Heinz, Whitman, William B., Euzéby, Jean, Amann, Rudolf, Rosselló-Móra, Ramon

“…Key Points As the number of environmental small subunit (SSU) ribosomal RNA gene sequences has greatly surpassed the number of cultured microorganisms,…”
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The SILVA and "All-species Living Tree Project (LTP)" taxonomic frameworks by Yilmaz, Pelin, Parfrey, Laura Wegener, Yarza, Pablo, Gerken, Jan, Pruesse, Elmar, Quast, Christian, Schweer, Timmy, Peplies, Jörg, Ludwig, Wolfgang, Glöckner, Frank Oliver

“…SILVA (from Latin silva, forest, http://www.arb-silva.de) is a comprehensive resource for up-to-date quality-controlled databases of aligned ribosomal RNA…”
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X-ray orientation microscopy using topo-tomography and multi-mode diffraction contrast tomography by Viganò, Nicola, Ludwig, Wolfgang

“…•Generalization of 6D-DCT reconstruction framework.•Improved spatial resolution by combination of acquisition modes.•Multi-mode X-ray orientation microscopy…”
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Predicting the 3D fatigue crack growth rate of small cracks using multimodal data via Bayesian networks: In-situ experiments and crystal plasticity simulations by Rovinelli, Andrea, Sangid, Michael D., Proudhon, Henry, Guilhem, Yoann, Lebensohn, Ricardo A., Ludwig, Wolfgang

“…•In BCC materials, small cracks propagate accordingly to the pencil-glide model.•A non-local, direction dependent data mining procedure captures crack…”
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River discharges of water and nutrients to the Mediterranean and Black Sea: Major drivers for ecosystem changes during past and future decades? by Ludwig, W, Dumont, E, Meybeck, M, Heussner, S

“…Rivers are important sources of freshwater and nutrients for the Mediterranean and Black Sea. We present a reconstruction of the spatial and temporal…”
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In situ 4D mechanical testing of structural materials: The data challenge by Proudhon, Henry, Pelerin, Maxime, King, Andrew, Ludwig, Wolfgang

“…•Progress with in situ stress rigs for automated 4D synchrotron experiments.•A new Data management strategy for 4D experiments.•A tomography 4D experiment with…”
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Using machine learning and a data-driven approach to identify the small fatigue crack driving force in polycrystalline materials by Rovinelli, Andrea, Sangid, Michael D., Proudhon, Henry, Ludwig, Wolfgang

“…The propagation of small cracks contributes to the majority of the fatigue lifetime for structural components. Despite significant interest, criteria for the…”
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Targeting interleukin-5 in refractory and relapsing Churg-Strauss syndrome by Moosig, Frank, Gross, Wolfgang Ludwig, Herrmann, Kristina, Bremer, Jan Phillip, Hellmich, Bernhard

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Combining operando synchrotron X-ray tomographic microscopy and scanning X-ray diffraction to study lithium ion batteries by Pietsch, Patrick, Hess, Michael, Ludwig, Wolfgang, Eller, Jens, Wood, Vanessa

“…We present an operando study of a lithium ion battery combining scanning X-ray diffraction (SXRD) and synchrotron radiation X-ray tomographic microscopy…”
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Three-dimensional grain growth in pure iron. Part I. statistics on the grain level by Zhang, Jin, Zhang, Yubin, Ludwig, Wolfgang, Rowenhorst, David, Voorhees, Peter W., Poulsen, Henning F.

“…Grain evolution in pure iron is determined in three dimensions using diffraction contrast tomography at a synchrotron source. During annealing for 75 min at…”
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A study of deformation twinning in a titanium alloy by X-ray diffraction contrast tomography by Nervo, Laura, King, Andrew, Fitzner, Arnas, Ludwig, Wolfgang, Preuss, Michael

“…A specimen of Ti–4Al deformed in-situ to about 0.7% compressive strain using neutron diffraction, and showing early stages of twinning, has been investigated…”
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Quantifying microscale drivers for fatigue failure via coupled synchrotron X-ray characterization and simulations by Gustafson, Sven, Ludwig, Wolfgang, Shade, Paul, Naragani, Diwakar, Pagan, Darren, Cook, Phil, Yildirim, Can, Detlefs, Carsten, Sangid, Michael D.

“…During cyclic loading, localization of intragranular deformation due to crystallographic slip acts as a precursor for crack initiation, often at coherent twin…”
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Herbinix hemicellulosilytica gen. nov., sp. nov., a thermophilic cellulose-degrading bacterium isolated from a thermophilic biogas reactor by Koeck, Daniela E, Ludwig, Wolfgang, Wanner, Gerhard, Zverlov, Vladimir V, Liebl, Wolfgang, Schwarz, Wolfgang H

“…Phenotypic and phylogenetic studies were performed on new isolates of a novel Gram-stain-positive, anaerobic, non-sporulating, rod-shaped bacterium isolated…”
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Crystallographic Analysis of Hydrogen Embrittlement Behavior in Aluminum Alloy Using Diffraction Contrast Tomography by Hirayama, Kyosuke, Toda, Hiroyuki, Suzuki, Takafumi, Uesugi, Masayuki, Takeuchi, Akihisa, Ludwig, Wolfgang

“…Crystallographic assessment of the hydrogen embrittlement behavior of Al–Zn–Mg alloy was performed by means of a technique combining fracture trajectory…”
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In situ synchrotron X‐ray multimodal experiment to study polycrystal plasticity by Ribart, Clement, King, Andrew, Ludwig, Wolfgang, Bertoldo, Joao P. C., Proudhon, Henry

“…The microstructure of polycrystals is known to govern the performance of structural materials. This drives the need for mechanical characterization methods…”
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The All-Species Living Tree project: A 16S rRNA-based phylogenetic tree of all sequenced type strains by Yarza, Pablo, Richter, Michael, Peplies, Jörg, Euzeby, Jean, Amann, Rudolf, Schleifer, Karl-Heinz, Ludwig, Wolfgang, Glöckner, Frank Oliver, Rosselló-Móra, Ramon

“…The signing authors together with the journal Systematic and Applied Microbiology (SAM) have started an ambitious project that has been conceived to provide a…”
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Incipient Bulk Polycrystal Plasticity Observed by Synchrotron In-Situ Topotomography by Proudhon, Henry, Guéninchault, Nicolas, Forest, Samuel, Ludwig, Wolfgang

“…In this paper, we present a comprehensive 4D study of the early stage of plastic deformation in a polycrystalline binary AlLi alloy. The entire microstructure…”
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3-D growth of a short fatigue crack within a polycrystalline microstructure studied using combined diffraction and phase-contrast X-ray tomography by Herbig, Michael, King, Andrew, Reischig, Péter, Proudhon, Henry, Lauridsen, Erik M., Marrow, James, Buffière, Jean-Yves, Ludwig, Wolfgang

“…X-ray diffraction contrast tomography is a recently developed, non-destructive synchrotron imaging technique which characterizes microstructure and grain…”
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Microstructure and stress mapping in 3D at industrially relevant degrees of plastic deformation by Henningsson, Axel, Kutsal, Mustafacan, Wright, Jonathan P., Ludwig, Wolfgang, Sørensen, Henning Osholm, Hall, Stephen A., Winther, Grethe, Poulsen, Henning Friis

“…Strength, ductility, and failure properties of metals are tailored by plastic deformation routes. Predicting these properties requires modeling of the…”
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