Results 21 to 30 of about 385,705 (216)

The Difficulty of Measuring the Measurable [PDF]

open access: yesRespiratory Care, 2014
When we were students of medicine at Zurich University, we were obliged to do a 1-month internship called Hafelipraktikum. For many of us, this job constituted the very first opportunity to become familiar with our future profession, namely with real patients in a hospital.
Perren A, Merlani P
openaire   +3 more sources

Wedged Fiber Optic Surface Plasmon Resonance Sensor for High-Sensitivity Refractive Index and Temperature Measurements

open access: yesSensors, 2022
Here, we experimentally demonstrate a wedged fiber optic surface plasmon resonance (SPR) sensor enabling high-sensitivity temperature detection. The sensing probe has a geometry with two asymmetrical bevels, with one inclined surface coated with an ...
Lixia Li   +6 more
doaj   +1 more source

High Speed and Precision Underwater Biological Detection Based on the Improved YOLOV4-Tiny Algorithm

open access: yesJournal of Marine Science and Engineering, 2022
Realizing high-precision real-time underwater detection has been a pressing issue for intelligent underwater robots in recent years. Poor quality of underwater datasets leads to low accuracy of detection models. To handle this problem, an improved YOLOV4-
Kun Yu   +3 more
doaj   +1 more source

CdS/SiI2: A promising two-dimensional materials for photocatalytic water splitting

open access: yesResults in Physics, 2022
Hydrogen production using photocatalyst for water splitting is considered to be one of the most promising methods to solve the energy challenge. The feasibility of CdS/SiI2 heterostructure as a photocatalyst is systematically investigated in geometrical,
Xiaoxin Sun   +5 more
doaj   +1 more source

The measure of a measurement [PDF]

open access: yesJournal of Mathematical Physics, 2007
We identify a fractal scale s in a family of Borel probability measures μ on the unit interval which arises independently in quantum information theory and in wavelet analysis. The scales s we find satisfy s∊R+ and s≠1, some s<1 and some s>1.
openaire   +2 more sources

Enhancement of transverse magneto-optical Kerr effect based on surface plasmon and its application in sensing

open access: yesResults in Physics, 2023
In recent years, the combination of magnetic and plasma properties of nanostructures has become a hot research topic. However, most such studies focuse on prism-based sandwich structures, which not only hinders device miniaturization but also has weak ...
Lixia Li   +4 more
doaj   +1 more source

The electron–phonon scattering and charge transport of the two-dimensional (2D) polar h-BX(X = P, As, Sb) monolayers

open access: yesNew Journal of Physics, 2023
In this paper, the electron–phonon scattering and phonon-limited transport properties of the two-dimensional polar h-BX(X = P, As, Sb) have been studied through first-principles calculations in combination with Boltzmann transport theory.
Xiaomei Zhang   +7 more
doaj   +1 more source

Underwater Image Restoration via DCP and Yin–Yang Pair Optimization

open access: yesJournal of Marine Science and Engineering, 2022
Underwater image restoration is a challenging problem because light is attenuated by absorption and scattering in water, which can degrade the underwater image.
Kun Yu   +5 more
doaj   +1 more source

Simultaneous Quantitative Analysis of Six Isothiazolinones in Water-Based Adhesive Used for Food Contact Materials by High-Performance Liquid Chromatography–Tandem Mass Spectrometry (HPLC–MS/MS)

open access: yesMolecules, 2019
In this study, a target analytical approach using high-performance liquid chromatography−tandem mass spectrometry (HPLC−MS/MS) was developed to simultaneously determine six isothiazolinones containing 2-Methylisothiazol-3(2H)-one (MI), 5 ...
Huaining Zhong   +6 more
doaj   +1 more source

Ultra-Broadband Perfect Absorber based on Titanium Nanoarrays for Harvesting Solar Energy

open access: yesNanomaterials, 2022
Solar energy is a clean and renewable energy source and solves today’s energy and climate emergency. Near-perfect broadband solar absorbers can offer necessary technical assistance to follow this route and develop an effective solar energy-harvesting ...
Didi Song   +5 more
doaj   +1 more source

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