Search Results - "Burg, Thomas P"
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Nanoparticle Characterization: What to Measure?
Published in Advanced materials (Weinheim) (01-08-2019)“…What to measure? is a key question in nanoscience, and it is not straightforward to address as different physicochemical properties define a nanoparticle…”
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Weighing of biomolecules, single cells and single nanoparticles in fluid
Published in Nature (26-04-2007)“…Nanomechanical resonators enable the measurement of mass with extraordinary sensitivity. Previously, samples as light as 7 zeptograms (1 zg = 10-21 g) have…”
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Model-Based Optimization of Solid-Supported Micro-Hotplates for Microfluidic Cryofixation
Published in Micromachines (Basel) (24-08-2024)“…Cryofixation by ultra-rapid freezing is widely regarded as the gold standard for preserving cell structure without artefacts for electron microscopy. However,…”
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Nanoparticle Characterization: Nanoparticle Characterization: What to Measure? (Adv. Mater. 32/2019)
Published in Advanced materials (Weinheim) (01-08-2019)“…Despite the large variety of measurement techniques, determining the key physicochemical properties of nanoparticles remains a critical challenge for…”
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Robust Smartphone Assisted Biosensing Based on Asymmetric Nanofluidic Grating Interferometry
Published in Sensors (Basel, Switzerland) (03-05-2019)“…Point-of-care systems enable fast therapy decisions on site without the need of any healthcare infrastructure. In addition to the sensitive detection, stable…”
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A Microfluidic Split-Flow Technology for Product Characterization in Continuous Low-Volume Nanoparticle Synthesis
Published in Micromachines (Basel) (09-03-2019)“…A key aspect of microfluidic processes is their ability to perform chemical reactions in small volumes under continuous flow. However, a continuous process…”
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Nanofluidic Immobilization and Growth Detection of Escherichia coli in a Chip for Antibiotic Susceptibility Testing
Published in Biosensors (Basel) (25-09-2020)“…Infections with antimicrobial resistant bacteria are a rising threat for global healthcare as more and more antibiotics lose their effectiveness against…”
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Time Resolved Cryo‐Correlative Light and Electron Microscopy
Published in Advanced functional materials (01-07-2024)“…Complex materials exhibit fascinating features especially in situations far from equilibrium. Thus, methods for investigating structural dynamics with…”
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Mass Measurements Reveal Preferential Sorption of Mixed Solvent Components in Porous Nanoparticles
Published in Small (Weinheim an der Bergstrasse, Germany) (01-07-2018)“…The interplay of physical and chemical properties at the nanometer scale provides porous nanoparticles with unique sorption and interaction capabilities. These…”
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Continuous Production of Lipid Nanoparticles by Ultrasound‐Assisted Microfluidic Antisolvent Precipitation
Published in Chemical engineering & technology (01-09-2021)“…Microfluidic processes are of interest for the production of pharmaceutical nanoparticles due to the uniform characteristics attainable by such devices…”
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Toward Attogram Mass Measurements in Solution with Suspended Nanochannel Resonators
Published in Nano letters (14-07-2010)“…Using suspended nanochannel resonators (SNRs), we demonstrate measurements of mass in solution with a resolution of 27 ag in a 1 kHz bandwidth, which…”
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Protective Filtration for Microfluidic Nanoparticle Precipitation for Pharmaceutical Applications
Published in Chemical engineering & technology (01-03-2021)“…Microfluidic processes are of great interest for the production of nanoparticles with reproducible properties. However, in real systems, it is difficult to…”
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Fabrication and Characterization of an Integrated Microsystem for Protein Preconcentration and Sensing
Published in Journal of microelectromechanical systems (01-02-2011)“…We report on a fabrication and packaging process for a microsystem consisting of a mass-based protein detector and a fully integrated preconcentrator…”
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14
Aberration-corrected cryoimmersion light microscopy
Published in Proceedings of the National Academy of Sciences - PNAS (06-02-2018)“…Cryogenic fluorescent light microscopy of flash-frozen cells stands out by artifact-free fixation and very little photobleaching of the fluorophores used. To…”
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Resolution enhancement of suspended microchannel resonators for weighing of biomolecular complexes in solution
Published in Lab on a chip (21-01-2014)“…We introduce the use of correlation analysis to extend the dynamic range of suspended micro- and nanochannel resonator (SMR/SNR) mass sensors by over five…”
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In situ Microfluidic Cryofixation for Cryo Focused Ion Beam Milling and Cryo Electron Tomography
Published in Scientific reports (13-12-2019)“…We present a microfluidic platform for studying structure-function relationships at the cellular level by connecting video rate live cell imaging with in situ…”
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Measuring the mass, density, and size of particles and cells using a suspended microchannel resonator
Published in Applied physics letters (17-09-2007)“…We demonstrate the measurement of mass, density, and size of cells and nanoparticles using suspended microchannel resonators. The masses of individual…”
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The Importance of Dean Flow in Microfluidic Nanoparticle Synthesis: A ZIF‐8 Case Study
Published in Small methods (01-01-2024)“…The Dean Flow, a physics phenomenon that accounts for the impact of channel curvature on fluid dynamics, has great potential to be used in microfluidic…”
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Nonmonotonic energy dissipation in microfluidic resonators
Published in Physical review letters (05-06-2009)“…Nanomechanical resonators enable a range of precision measurements in air or vacuum, but strong viscous damping makes applications in liquid challenging…”
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Microfluidic cryofixation for correlative microscopy
Published in Lab on a chip (07-09-2014)“…Cryofixation yields outstanding ultrastructural preservation of cells for electron microscopy, but current methods disrupt live cell imaging. Here we…”
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