Results 31 to 40 of about 33,751 (272)

Parallel imaging with phonon microscopy using a multi-core fibre bundle detection

open access: yesPhotoacoustics, 2023
In this paper, we show a proof-of-concept method to parallelise phonon microscopy measurements for cell elasticity imaging by demonstrating a 3-fold increase in acquisition speed which is limited by current acquisition hardware.
Rafael Fuentes-Domínguez   +7 more
doaj   +1 more source

Mapping Unoccupied Electronic States of Freestanding Graphene by Angle-Resolved Low-Energy Electron Transmission [PDF]

open access: yes, 2016
We report angle-resolved electron transmission measurements through freestanding graphene sheets in the energy range of 18 to 30 eV above the Fermi level.
Escher, Conrad   +4 more
core   +1 more source

Non-Invasive Full Rheological Characterization via Combined Speckle and Brillouin Microscopy

open access: yesIEEE Access, 2022
Rheology serves to measure the deformation and flow of materials. Its associated quantities, for example, the Young’s modulus, shear modulus, bulk modulus, or longitudinal modulus, are important in the biomedical field, in particular for soft ...
Johannes Wenzel   +7 more
doaj   +1 more source

Raman fingerprint of semi-metal WTe2 from bulk to monolayer [PDF]

open access: yes, 2015
Tungsten ditelluride (WTe2), a layered transition-metal dichalcogenide (TMD), has recently demonstrated an extremely large magnetoresistance effect, which is unique among TMDs.
Gao, Ju, Jiang, Yucheng, Wang, Lin
core   +2 more sources

Temperature Dependence Of Brillouin Light Scattering Spectra Of Acoustic Phonons In Silicon [PDF]

open access: yes, 2015
Electrons, optical phonons, and acoustic phonons are often driven out of local equilibrium in electronic devices or during laser-material interaction processes. The need for a better understanding of such non-equilibrium transport processes has motivated
Annie Weathers   +8 more
core   +1 more source

Dispersive coherent Brillouin scattering spectroscopy

open access: yesPhotoacoustics, 2023
Frequency- and time-domain Brillouin scattering spectroscopy are powerful tools to read out the mechanical properties of complex systems in material and life sciences.
Ayumu Ishijima   +3 more
doaj   +1 more source

High-extinction VIPA-based Brillouin spectroscopy of turbid biological media

open access: yes, 2016
Brillouin microscopy has recently emerged as powerful technique to characterize the mechanical properties of biological tissue, cell and biomaterials.
Fiore, Antonio   +4 more
core   +1 more source

Microscopic correlation between chemical and electronic states in epitaxial graphene on SiC(000-1) [PDF]

open access: yes, 2011
We present energy filtered electron emission spectromicroscopy with spatial and wave-vector resolution on few layer epitaxial graphene on SiC$(000-1) grown by furnace annealing.
Barrett, N.   +8 more
core   +3 more sources

Micromechanical imaging of dentin with Brillouin microscopy

open access: yesActa Biomaterialia, 2020
The structure of teeth can be altered by diet, age or diseases such as caries and sclerosis. It is very important to characterize their mechanical properties to predict and understand tooth decay, design restorative dental procedures, and investigate their tribological behavior.
Lainović, Tijana   +8 more
openaire   +4 more sources

What is the orientation of the tip in a scanning tunneling microscope? [PDF]

open access: yes, 2015
We introduce a statistical correlation analysis method to obtain information on the local geometry and orientation of the tip used in scanning tunneling microscopy (STM) experiments based on large scale simulations.
Mándi, Gábor   +2 more
core   +2 more sources

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