Results 91 to 100 of about 3,177 (203)

Fiber Bragg Grating Force Sensors for Minimally Invasive Surgery: State of the Art, Challenges, and Opportunities

open access: yesSmartBot, EarlyView.
This article reviews the application of fiber Bragg grating (FBG) technology for precise force sensing in minimally invasive surgery. It outlines the fundamental working principles and algorithms used to interpret sensor data. The text surveys clinical applications across various medical fields, such as ophthalmology and vascular intervention (Table of
Shiyuan Dong   +9 more
wiley   +1 more source

Optoelectronics of Single Mixed Dislocations in Van Der Waals Core‐Shell Nanowires

open access: yesSmall, EarlyView.
Ge1‐xSnxS van der Waals core‐shell nanowires can host single helical dislocations whose character is tunable from a pure screw to a majority edge dislocation via the core‐shell lattice mismatch. Cathodoluminescence shows profound effects once an edge component is introduced, notably a lowering of the spontaneous emission quantum efficiency due to the ...
Eli Sutter, Peter Sutter
wiley   +1 more source

Dielectric reliability and spin dependent transport in Co-Fe-B/MgO/Co-Fe-B magnetic tunnel junctions

open access: yes, 2011
Khan AA. Dielectric reliability and spin dependent transport in Co-Fe-B/MgO/Co-Fe-B magnetic tunnel junctions. Bielefeld (Germany): Bielefeld University; 2011.The experiments described in this thesis relate to the recently emerging and rapidly growing ...
Khan, Ayaz Arif
core  

Magnetic properties of rocks of the Kapuskasing uplift (Ontario, Canada) and origin of long-wavelength magnetic anomalies [PDF]

open access: yesGeophysical Journal International, 2010
David J. Dunlop   +2 more
openaire   +1 more source

Alteration of X‐Ray Emission Band Spectrum Under Bragg Diffraction

open access: yesX-Ray Spectrometry, EarlyView.
ABSTRACT We use a Zr/Si multilayer presenting a gradient of period to probe the shape of the Si L2,3 emission band (maximum around 92 eV) in and out of Bragg conditions. The sample was prepared by magnetron sputtering and its reflectance measured in the photon energy range of interest with synchrotron radiation.
Philippe Jonnard   +10 more
wiley   +1 more source

The chiral anomaly, Dirac and Weyl semimetals, and force-free magnetic fields

open access: yes, 2017
The chiral anomaly is a purely quantum mechanical phenomenon that has a long history dating back to the late 1960s. Surprisingly, it has recently made a macroscopic appearance in condensed matter physics. A brief introduction to the relevant features of
Gerald E. Marsh
core   +1 more source

Visualization Guidelines for the Control Room: An Evaluation of Visual Alert Encoding with Domain Experts

open access: yesComputer Graphics Forum, EarlyView.
Abstract Visualization is routinely used in control rooms to maintain situational awareness of complex sociotechnical systems. While control room design often incorporates human factors engineering to identify the information presented, it is not unusual for control room visual encodings to rely closely on operator experience and historical encodings ...
P. Baudains   +3 more
wiley   +1 more source

Multitechnique studies of ionospheric phenomena

open access: yes, 2010
Not ...
Bagiya, Mala S.
core  

Development of CCMb: A Low‐Mg Calcite Reference Material for In Situ Measurement of δ18O, δ13C and Selected Trace Elements

open access: yesGeostandards and Geoanalytical Research, EarlyView.
Key Points Low‐Mg calcite RM developed for in situ microanalysis applications in palaeoclimatology (δ18O, δ13C; Mg, Sr m/m). New data for calcite CRM IAEA‐603 (δ18O, δ13C by SIMS and GS‐IRMS; Mg m/m). No detectable IMF effect of Mg on SIMS δ18O determinations for mass fractions < 3650 μg g‐1.
Andreas T. Hertwig   +13 more
wiley   +1 more source

Eastern Adriatic magnetic anomaly: an evidence for a Thetian thinned crust

open access: yes, 2012
This paper deals with the intriguing and still not extensively treated evidence of an high amplitude, long wavelength magnetic anomaly covering a large area of the north-eastern – central Adriatic Sea (Croatian offshore, Fig. 1). The presence of intruded
MINELLI, Giorgio   +2 more
core  

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