Tomographic measurement of dielectric tensors
A research team reported the direct measurement of dielectric tensors of anisotropic structures including the spatial variations of principal refractive indices and directors. The group also demonstrated quantitative tomographic measurements of vario.....»»
A new measurement technique for 3D orientation imaging of polymer chains
In some materials, the molecules line up in a regular, repeating pattern. In others, they all point in random directions. But in many advanced materials used in medicine, computer chip manufacturing and other industries, the molecules arrange themsel.....»»
New electrochemical measurement output uses data science to reveal microbial electricity generation mechanisms
Researchers at Japan's National Institute for Materials Science (NIMS) have developed a device capable of taking hundreds of times more electrochemical measurements than conventional devices. By analyzing the device's large amounts of data, the team.....»»
Experimental implementation of measurement-device-independent quantum key distribution
Recently, the research group of Prof. Zeng-Bing Chen and Associate Prof. Hua-Lei Yin (National Laboratory of Solid State Microstructures and School of Physics, Collaborative Innovation Center of Advanced Microstructures, Nanjing University), cooperat.....»»
Children have less perceived access to important tools than reported by their parents
According to a new study, children think they have less access to common measurement tools and toys around the house than their parents do. This was the unexpected result Megan Ennes and co-investigator Gail Jones discovered just before launching a y.....»»
Enhanced single-nanoparticle collisions for the hydrogen evolution reaction in a confined microchannel
Single-nanoparticle (NP) collisions have enabled the measurement of electrocatalytic reactions on single NPs by the nanoconfinement-amplified current. Recently, it has been demonstrated that the electrocatalytic activity of single NPs is improved by.....»»
The Paris Agreement: Better measurement methods needed
The Paris Agreement says that we should reduce the emission of greenhouse gases to limit the rise in global temperature to 2 degrees Celsius. But do we have the measurement methods needed to achieve this? This is the question posed by researchers at.....»»
New model found for microsphere-enhanced interferometry
Optical measurement techniques collecting light intensity in the far-field such as conventional and confocal microscopy or coherence scanning interferometry (CSI) enable fast and contactless inspection of several types of specimens. Nonetheless, opti.....»»
The direct measurement of a proton"s generalized polarizabilities in the strong quantum chromodynamics regime
Quantum chromodynamics is an area of study that explores the strong interactions between quarks mediated by gluons. Quarks are elementary particles with an electric charge, which are building blocks of composite particles, such as hadrons and protons.....»»
A method to characterize large quantum computers using only a single measurement setting
Quantum devices are becoming ever more complex and powerful. Researchers at the University of Innsbruck, in collaboration with the Johannes Kepler University Linz and the University of Technology Sydney, are now presenting a method to characterize ev.....»»
First measurement of interactions between Fermi polarons in an atomically-thin 2D semiconductor
Recent Australian-led research has provided a world's first measurement of interactions between Fermi polarons in an atomically-thin 2D semiconductor, using ultrafast spectroscopy capable of probing complex quantum materials......»»
Lead times for measurement equipment shortened, says Keysight
Keysight Technologies has seen delivery lead times for its test and measurement equipment shorten to between four and five months from over six months previously, according to Keysight Taiwan GM Allen Chang......»»
Development of high-time-resolution measurement of electron temperature and density in a magnetically confined plasma
Fusion power generation uses the energy generated by fusion reactions in high-temperature plasma. To achieve this, it is necessary to precisely measure the fast-changing high-temperature plasma to understand and control the physical phenomena......»»
The Huawei Watch D will be making its way to Europe this month
Huawei has confirmed that the Huawei Watch D will be officially making its way to Europe later this month. The post The Huawei Watch D will be making its way to Europe this month first appeared on Phandroid. Blood pressure measurement on a.....»»
Dynamics in one-dimensional spin chains: A new toolbox for elucidating future quantum materials
Neutron scattering is considered the method of choice for investigating magnetic structures and excitations in quantum materials. Now, for the first time, the evaluation of measurement data from the 2000s with new methods has provided much deeper ins.....»»
Near-threshold resonance helps explain a controversial measurement of exotic decay in beryllium-11
Most mass in everyday matter around us resides in protons and neutrons inside the atomic nucleus. However, the lifetime of a free neutron—one not bounded to a nucleus—is unstable, decaying by a process called beta decay. For neutrons, beta decay.....»»
Users report mic problems with Apple Watch Ultra, Apple Watch Series 8
A small number of Apple Watch Ultra and Apple Watch Series 8 owners have reported "measurement suspended" errors on the Noise app, suggesting the microphones are not working.Apple's Noise app works with the Apple Watch Series 4 or later, and its inte.....»»
Smartphone Camera Measures Blood Oxygen
At the University of Washington a research team has developed a smartphone system that can measure blood oxygen levels. The technology uses the camera and flash of the phone to take the measurement, and the system is so easy to use that it may be wel.....»»
New study sheds light on the effect of rain and clouds on atmospheric aerosols
Published in Atmospheric Chemistry and Physics, a new study by an international team of researchers explores the effect of precipitation and clouds on the particle concentrations during their transport to a measurement location......»»
A new method to print mirrors of variable size with a reflectivity of more than 99%
Dielectric mirrors, also referred to as Bragg mirrors, reflect light nearly completely. Hence, they are suited for various applications, such as camera systems and sensor systems for microscopy and medical technologies. So far, such mirrors have been.....»»
For the first time ever, more people watched streaming TV than cable
The long-predicted shift finally happened. Enlarge / Nielsen's breakdown of TV viewing in July 2022. (credit: Nielsen) A new report from market measurement firm Nielsen says that for the first time, TV viewers watched more on.....»»