Results 91 to 100 of about 1,871,500 (313)

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

A high-resolution quadratic time-frequency distribution for multicomponent signals analysis

open access: yes, 2001
The paper introduces a new kernel for the design of a high resolution time-frequency distribution (TED). We show that this distribution can solve problems that the Wigner-Ville distribution (WVD) or the spectrogram cannot.
Boashash, Boualem   +3 more
core   +1 more source

Time resolution of cosmic noise observations with a correlation experiment [PDF]

open access: yes, 2004
International audienceA radio wave correlation experiment using a Mills Cross technique can be used to observe the cosmic noise intensity from the ground for the purpose of determining the absorption in the ionosphere.
E. Nielsen   +5 more
core   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Moving Target Signals in High Resolution Wide Swath SAR

open access: yes, 2008
In this paper the impact of two high resolution wide swath synthetic aperture radar imaging techniques, extraction of signals from azimuth subsampled spectra and subpulse azimuth beamsteering on transmit, on ground moving target signals is analyzed ...
Krieger, Gerhard, Gabele, Martina
core  

High-Resolution Analog of Time-Domain Phonon Spectroscopy in the TEM Experimental Data and Analysis 2019-2020

open access: yes, 2019
Data files are included in three categories: Raw UEM data files generated by the Gatan camera attached to the electron microscope in Amundson Hall B47 in .dm3 format, renamed with timestamps assigned in filenames for clarity, analysis code in .m (Matlab)
VandenBussche, Elisah J   +1 more
core   +1 more source

Single-Shot Femtosecond Raster-Framing Imaging with High Spatio-Temporal Resolution Using Wavelength/Polarization Time Coding

open access: yesPhotonics
This paper introduces a single-shot ultrafast imaging technique termed wavelength and polarization time-encoded ultrafast raster imaging (WP-URI). By integrating raster imaging principles with wavelength- and polarization-based temporal encoding, the ...
Yang Yang   +6 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

On-Chip time measurement architectures and implementation

open access: yes, 2009
In recent years, system on chip (SoC) devices have become increasingly popular in many applications, such as automotive, signal processing, portable electronic devices and communication products. This has led to more functionality being integrated onto a
Collins, Matthew
core  

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