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Current Medical Devices News and Events, Medical Devices News Articles.
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Safe gun storage counseling and lock distribution could lower military suicide rate
Military members who receive gun locks and lethal means counseling, which focuses on ways to limit a person's access to specific methods for suicide, are more likely to use a gun safe and unload firearms before they are stored, according to the Gun Violence Research Center, based at Rutgers (2020-12-22)

Study finds patients with kidney failure are ready and willing to use mobile health
* In a survey of adults with kidney failure who were receiving dialysis, most owned mobile devices and had intermediate or advanced mobile health proficiency. * The main reasons for using mobile health were for making appointments, communicating with healthcare personnel, and obtaining laboratory results. (2020-12-22)

E-cigarettes, as consumer products, do not help people quit smoking, study finds
E-cigarette use has risen steeply and mostly without regulation over the past decade. The devices have diversified into a dizzying array of vape pens, tank systems, ''mods,'' and more, mass-marketed and sold to the public. The U.S. Food and Drug Administration (FDA) is in the midst of considering whether to approve thousands of pre-market applications for the sale of e-cigarettes as consumer products. (2020-12-22)

Optoelectronic devices that emit warm and cool white light
A single semiconducting material can produce white light by emitting light across the visible spectrum. (2020-12-21)

Digital trackers for mental health not yet fit for purpose
Digital tracking of people with mental health conditions has the power to transform medical diagnostics and treatment, but its claims need careful scrutiny, says an expert in digital analytics from the University of Bath. (2020-12-15)

Researchers develop Si-based super-high frequency nanoelectromechanical resonator
Recently, a group led by Prof. GUO Guoping from the University of Science and Technology of China of the Chinese Academy of Sciences, collaborating with Prof. ZHANG Zhen's group from Uppsala University, Sweden, designed and fabricated CMOS-compatible suspended SHT devices which worked as super-high frequency nanoelectromechanical resonators. The work was published in Advanced Materials. (2020-12-15)

Faraday fabrics?
Researchers at Drexel University's College of Engineering have reported that fabric coated with a conductive, two-dimensional material called MXene, is highly effective at blocking electromagnetic waves and potentially harmful radiation. The discovery is a key development for efforts to weave technological capabilities into clothing and accessories. (2020-12-11)

Atom-thin transistor uses half the voltage of common semiconductors, boosts current density
University at Buffalo researchers report a new, two-dimensional transistor made of graphene and molybdenum disulfide that needs less voltage and can handle more current than today's semiconductors. (2020-12-10)

Stretchable micro-supercapacitors to self-power wearable devices
A stretchable system that can harvest energy from human breathing and motion for use in wearable health-monitoring devices may be possible, according to an international team of researchers, led by Huanyu ''Larry'' Cheng, Dorothy Quiggle Career Development Professor in Penn State's Department of Engineering Science and Mechanics. (2020-12-08)

New semiconductor detector shows promise for medical diagnostics and homeland security
This method allows users to identify legal versus illegal gamma rays. Detectors like these are critical for national security, where they're used to detect illegal nuclear materials smuggled across borders and aid in nuclear forensics, as well as in medical diagnostics imaging. (2020-12-07)

Health Affairs: Reprocessing single-use med devices boosts circular economy for hospitals
Regulated medical device reprocessing is an important tool in improving environmental and public health outcomes, according to a new analysis published in Health Affairs. The paper indicates that health care systems generate significant amounts of air pollution and greenhouse gas emissions, the majority of which come from the supply chain. Hospitals that have medical devices reprocessed by regulated reprocessors removed over 7,100 tons of waste, a number that could grow dramatically, according to the researchers. (2020-12-07)

To accelerate or decelerate in the light-emitting process of zinc-oxide crystals
A recent study has measured the internal quantum efficiency (IQE) of Zinc-Oxide (ZnO) crystals in both the light-emitting process and non-light-emitting process. (2020-12-06)

Self-repairing gelatin-based film could be a smart move for electronics
Dropping a cell phone can sometimes cause superficial cracks to appear. But other times, the device can stop working altogether because fractures develop in the material that stores data. Now, researchers reporting in ACS Applied Polymer Materials have made an environmentally friendly, gelatin-based film that can repair itself multiple times and still maintain the electronic signals needed to access a device's data. The material could be used someday in smart electronics and health-monitoring devices. (2020-12-02)

Pumping a nanoparticle to lase at low power
A laser pointer small enough to get inside a cancer cell and stop its 'engine'? The stuff of science fiction? Scientists working at the nanoscale are chipping away at how to build miniature laser devices capable of intracellular bio-imaging and sensing. (2020-12-01)

Tunable rainbow light trapping in ultrathin resonator arrays
Light squeezed into nanoscale metallic gaps has a myriad of applications in sensing, energy, and nonlinear optics. Recently, scientists at the University of Toronto have developed a new paradigm for the design of ultrathin metallic nanostructures which allows for precision tailoring to fit any desired application. This design strategy, coupled with a novel fabrication technique, provides a promising platform for the advancement of nanoscale optics. (2020-12-01)

Electronic waste on the decline, new study finds
A new study, led by a researcher at the Yale School of the Environment's Center for Industrial Ecology and published recently in the Journal of Industrial Ecology, has found that the total mass of electronic waste generated by Americans has been declining since 2015. This surprising finding has ramifications for both how we think about electronic waste's future and for the laws and regulations regarding e-waste recycling, according to the study's authors. (2020-12-01)

Nanoscopic barcodes set a new science limit
The University of Technology Sydney (UTS) led collaboration developed a nanocrystal growth method that controls the growth direction, producing programmable atomic thin layers, arbitrary barcoded nanorods, with morphology uniformity. The result is millions of different kinds of nanobarcodes that can form a 'library' for future nanoscale sensing applications. (2020-11-30)

Light confinement in a 3D space
SUTD researchers develop technology which allows for photonic integrated circuits to unlock their potential as high resolution 3D photonic structures in ultra-high speed communications. (2020-11-26)

COVID's collateral damage: Germicidal lamps may damage corneas
In a paper published in the journal of Ocular Immunology and Inflammation, physicians from the Bascom Palmer Eye Institute at the University of Miami Miller School of Medicine reported that several patients using germicidal lamps in an attempt to sanitize against the coronavirus, developed painful inflammation of the cornea, a condition called photokeratitis. These consumer-available ultraviolet (UV) emitting devices were being usedin an attempt toeliminate coronavirusfrom homes and offices. (2020-11-24)

What do slight arm movements reveal about our breathing and health?
Special activity trackers can be used to fairly accurately determine the respiratory rate of people while they sleep. This is the result of a new study conducted by researchers at Martin Luther University Halle-Wittenberg (MLU) together with Charité - Universitätsmedizin Berlin and published in the journal Scientific Reports. In the future, activity trackers could be used to detect the early stages of a disease, as a person's respiratory rate can indicate signs of an undetected medical problem. (2020-11-23)

World's smallest atom-memory unit created
Faster, smaller, smarter and more energy-efficient chips for everything from consumer electronics to big data to brain-inspired computing could soon be on the way after engineers at The University of Texas at Austin created the smallest memory device yet. (2020-11-23)

Improving quantum dot interactions, one layer at a time
Osaka City University scientists and colleagues in Japan have found a way to control an interaction between quantum dots that could greatly improve charge transport, leading to more efficient solar cells. Their findings were published in the journal Nature Communications. (2020-11-20)

UT researchers establish proof of principle in superconductor study
Three physicists in the Department of Physics and Astronomy at the University of Tennessee, Knoxville, together with their colleagues from the Southern University of Science and Technology and Sun Yat-sen University in China, have successfully modified a semiconductor to create a superconductor, which may lead to unforeseen advancements in technology. (2020-11-18)

Scientists develop a magnetic switch with lower energy consumption
Joint research conducted by the UAB has shown the ability to switch magnetizacion « on » and « off » using voltage in a new class of easy-to-fabricate materials containing nitrogen. These results, published in Nature Communications, may be used to reduce energy consumption in electronic technologies. (2020-11-18)

New protein imaging method paves way for next generation biomaterials and tissue analysis
Scientists have established a new method to image proteins that could lead to new discoveries in disease through biological tissue and cell analysis and the development of new biomaterials that can be used for the next generation of drug delivery systems and medical devices. (2020-11-17)

Just hours of training triples doctor confidence in use of handheld ultrasound devices
Filling a training gap, a Penn Medicine doctor created a geriatric medicine-centered course for point-of-care-ultrasound (POCUS) devices that doubled doctor confidence. (2020-11-17)

Solar cells: Mapping the landscape of Caesium based inorganic halide perovskites
Scientists at HZB have printed and explored different compositions of caesium based halide perovskites (CsPb(BrxI1−x)3 (0 ≤ x ≤ 1)). In a temperature range between room temperature and 300 Celsius, they observe structural phase transitions influencing the electronic properties. The study provides a quick and easy method to assess new compositions of perovskite materials in order to identify candidates for applications in thin film solar cells and optoelectronic devices. (2020-11-16)

New green materials could power smart devices using ambient light
Researchers have developed environmentally friendly materials that could harvest enough energy from indoor light to power wireless smart devices. (2020-11-13)

Ultracompact metalens microscopy breaks FOV constraints
As reported in Advanced Photonics, their metalens-integrated imaging device (MIID) exhibits an ultracompact architecture with a working imaging distance in the hundreds of micrometers. Using a simple image-stitching process, they are able to obtain wide-field microscope imaging with large FOV and high resolution. (2020-11-13)

CCNY & partners in quantum algorithm breakthrough
Researchers led by City College of New York physicist Pouyan Ghaemi report the development of a quantum algorithm with the potential to study a class of many-electron quantums system using quantum computers. Their paper, entitled ''Creating and Manipulating a Laughlin-Type ν=1/3 Fractional Quantum Hall State on a Quantum Computer with Linear Depth Circuits,'' appears in the December issue of PRX Quantum, a journal of the American Physical Society. (2020-11-13)

Weather-proof chip aims to take self-driving tech, wireless communications to next level
A new device created by researchers at The University of Texas at Austin can overcome challenges like bad weather to deliver more secure, reliable communications. This could aid military communications in challenging areas, improve the ability of self-driving cars to see the environment around them and speed up wireless data for potential 6G networks. (2020-11-12)

Optoelectronic detectors capable of perceiving light intensity and color
Current optoelectronic detectors are only able to perceive light intensities. Although multi-photosensor spectrometers are capable of perceiving intensity and colour, they require chip-level assembly and can generate redundant signals. Scientists in China have created a low cost, flexible device consists of a photoactive layer made from a semiconductor with a small bandgap and a photosensing layer made from a semiconductor with gradient bandgaps, which is capable of detecting light intensity and perceiving colour. (2020-11-11)

Editorial: New research strengthens the case for e-cigarettes as smoking cessation aids
Using FDA-approved smoking cessation aids increases the likelihood of success, but many smokers who use these therapies still struggle to remain tobacco free, says Nancy Rigotti, an investigator at Massachusetts General Hospital. Rigotti sees a promising role for e-cigarettes as a new option to help smokers quit. (2020-11-10)

Studies outline key ethical questions surrounding brain-computer interface tech
Brain-computer interface (BCI) technologies are no longer hypothetical, yet there are fundamental aspects of the technology that remain unaddressed by both ethicists and policy-makers. Two new papers address these issues by outlining the outstanding ethical issues, offering guidance for addressing those issues, and offering particular insight into the field of BCI tech for cognitive enhancement. (2020-11-10)

Coating plastics by porous nanofilm
A research team has developed a new method for creating metal-organic framework (MOF) thin films that can be applied to sensors and electric devices. (2020-11-09)

Germanium telluride's hidden properties at the nanoscale revealed
Germanium Telluride is an interesting candidate material for spintronic devices. In a comprehensive study at BESSY II, a Helmholtz-RSF Joint Research Group has now revealed how the spin texture switches by ferroelectric polarization within individual nanodomains. (2020-11-06)

Next-generation computer chip with two heads
EPFL engineers have developed a computer chip that combines two functions - logic operations and data storage - into a single architecture, paving the way to more efficient devices. Their technology is particularly promising for applications relying on artificial intelligence. (2020-11-05)

Blue phosphorus: How a semiconductor becomes a metal
Blue phosphorus, an atomically thin synthetic semiconductor, becomes metallic as soon as it is converted into a double layer. This has been discovered by an interdisciplinary team led by Prof Thomas Heine from TU Dresden and Prof Gabriel Merino from the Mexican research institute Cinvestav Merida. The scientists are first to describe the possibility of constructing nanoscale, highly efficient transistors consisting of only one element. (2020-11-05)

3D print experts discover how to make tomorrow's technology using ink-jet printed graphene
The University of Nottingham has cracked the conundrum of how to use inks to 3D-print novel electronic devices with useful properties, such as an ability to convert light into electricity. (2020-11-04)

Mobile phones help Americans encounter more diverse news
Researchers at the Annenberg School for Communication analyzed the news consumption of tens of thousands of Americans over a five-year period on desktop computers, tablets, and mobile phones. They found that contrary to conventional wisdom, mobile devices expose Americans to a much greater variety of news, diversifying the stories that people encounter and their expanse of information sources. (2020-11-02)

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