Search Results - "Kämmer, D."
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1
Using FLOWFFF and HPSEC to determine trace metal–colloid associations in wetland runoff
Published in Water research (Oxford) (15-05-2013)“…Natural organic matter (NOM) and iron colloids can coexist in surface water. These colloids might exhibit different affinities to metals and metalloids…”
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2
Large-Pore PDS Mesh Compared to Small-Pore PG Mesh
Published in Journal of investigative surgery (01-07-2010)“…ABSTRACT Background: Currently, absorbable meshes are used as temporary closure in case of laparostoma. Unfortunately the multifilament polyglycolic acid (PG)…”
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3
The morphological evolution of dendritic microstructures during coarsening
Published in Acta materialia (01-04-2006)“…The coarsening process of dendritic microstructures is studied in the Pb–Sn system using three-dimensional reconstructions. We analyze the morphology of the…”
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4
Finite element model calibration using frequency responses with damping equalization
Published in Mechanical systems and signal processing (01-10-2015)“…Model calibration is a cornerstone of the finite element verification and validation procedure, in which the credibility of the model is substantiated by…”
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5
Gesture Formalization for Multitouch
Published in Software, practice & experience (01-04-2015)“…SummarySince multitouch interfaces are steadily moving out of the experimental niche, the demand for comprehensive programming support increases. Between the…”
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Length scale of interface heterogeneities selects propagation mechanism of frictional slip fronts
Published in Journal of the mechanics and physics of solids (01-03-2016)“…We present three-dimensional finite-element simulations showing the propagation of slip fronts at striped heterogeneous interfaces. The heterogeneous area…”
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Size-Based Speciation of Natural Colloidal Particles by Flow Field Flow Fractionation, Inductively Coupled Plasma-Mass Spectroscopy, and Transmission Electron Microscopy/X-ray Energy Dispersive Spectroscopy: Colloids−Trace Element Interaction
Published in Environmental science & technology (01-04-2006)“…Flow field flow fractionation (FlFFF), inductively coupled plasma-mass spectroscopy (ICP-MS), and transmission electron microscopy (TEM) coupled to X-ray…”
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The role of viscoelasticity on heterogeneous stress fields at frictional interfaces
Published in Mechanics of materials (01-01-2015)“…•We model precursory slip sequences at frictional deformable–deformable and deformable–rigid interfaces.•Stress concentrations created by arrested slip events…”
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9
Frequency domain model reduction based on principal component analysis
Published in Mechanical systems and signal processing (2010)“…A new frequency response-based model reduction technique is presented for use in the mid-frequency range. The reduction was designed to avoid the use of…”
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10
The existence of a critical length scale in regularised friction
Published in Journal of the mechanics and physics of solids (01-02-2014)“…We study a regularisation of Coulomb's friction law on the propagation of local slip at an interface between a deformable and a rigid solid. This…”
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11
Unstable cracks trigger asymptotic rupture modes in bimaterial friction
Published in Journal of the mechanics and physics of solids (01-04-2021)“…The rupture of the interface joining two materials under frictional contact controls their macroscopic sliding. Interface rupture dynamics depend markedly on…”
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12
Frequency response based sensor placement for the mid-frequency range
Published in Mechanical systems and signal processing (01-05-2009)“…Accurately characterizing mid-frequency vibrations is essential for structures that require ultra-quiet vibration environments. Selecting the proper sensor…”
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13
Nanostructured TiO2: Transport Behavior and Effects on Aquatic Microbial Communities under Environmental Conditions
Published in Environmental science & technology (01-11-2009)“…Industry has already commenced the large-scale production of some nanomaterials. Evidence for toxic effects of engineered nanoparticles (ENP) on model…”
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14
Cylindrical domain formation in topologically complex structures
Published in Scripta materialia (01-07-2006)“…The morphological evolution of topologically complex structures is studied during isothermal coarsening. Three-dimensional reconstructions and interfacial…”
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15
Optimal placement of triaxial accelerometers for modal vibration tests
Published in Mechanical systems and signal processing (2004)“…Proper pretest planning is a vital component of any successful vibration test. An extremely important part of the pretest exercise is the placement of sensors,…”
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16
Ultrasound for identification of pleural fluid in pneumonia
Published in African Journal of Emergency Medicine (01-12-2013)“…It can be difficult to definitively differentiate between pleural effusion and empyema versus infiltrate alone on plain chest radiographs of patients. However,…”
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17
Influence of carrier solution ionic strength and injected sample load on retention and recovery of natural nanoparticles using Flow Field-Flow Fractionation
Published in Journal of Chromatography A (23-09-2011)“…Natural nanoparticles, including both natural organic matter (NOM) and inorganic mineral-like phases, have been broadly characterized using Flow Field-Flow…”
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18
Unstable cracks trigger asymptotic rupture modes in bimaterial friction
Published 04-10-2020“…The rupture of the interface joining two materials under frictional contact controls their macroscopic sliding. Interface rupture dynamics depend markedly on…”
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19
3D characterization of natural colloids by FlFFF-MALLS-TEM
Published in Analytical and bioanalytical chemistry (01-10-2005)“…Understanding the role of colloids in the environment needs a more complete characterization of their size and shape than the usually used hydrodynamic…”
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20
Application of a high-performance liquid chromatography fluorescence detector as a nephelometric turbidity detector following Field-Flow Fractionation to analyse size distributions of environmental colloids
Published in Journal of Chromatography A (23-12-2005)“…A new operation mode for HPLC-type fluorescence detectors is presented and evaluated using synthetic and environmental particles in the colloidal size range…”
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