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How well do wet masks contain droplets?

Researchers modeled what happens to respiratory droplets when they come in contact with wet masks. Their results show that damp masks are still effective at stopping these droplets from escaping the mask and being atomized into smaller, easier-to-spr.....»»

Category: biomedSource:  sciencedailyNov 29th, 2021

Protesters attempt to storm Tesla German plant, clash with police

A video showed dozens of people wearing blue caps and face-covering masks coming from a nearby wooded area and attempting to storm the company's premises with policemen trying to prevent them......»»

Category: topSource:  autonewsRelated NewsMay 10th, 2024

FTC fines Razer for every cent made selling bogus “N95 grade” RGB masks

“Deceptive advertising and misinformation posed a risk to public health." Enlarge (credit: Razer) The Federal Trade Commission (FTC) announced this week a proposed settlement [PDF] against Razer that would see the tec.....»»

Category: topSource:  arstechnicaRelated NewsApr 30th, 2024

Researchers develop tiny droplets that harness laser light to detect disease markers

A team of researchers led by Nanyang Technological University, Singapore (NTU Singapore) has created tiny droplets that, when activated by laser light, can detect viral protein biomarkers indicating the presence of certain diseases......»»

Category: topSource:  physorgRelated NewsApr 29th, 2024

Does wearing a face mask make you seem more or less trustworthy?

Researchers at Swinburne University of Technology have found that the correlation between face masks and perceptions of trustworthiness may be linked to social norms rather than how they impact appearance......»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

New single-cell analysis tech incorporates advanced fiber optics directly into microfluidic chips

Droplet microfluidics has revolutionized single-cell analysis, crucial for genomics, drug discovery, and diagnostics, by partitioning samples into nanoliter droplets for detailed cellular analysis. Yet, its broader adoption is hindered by the complex.....»»

Category: topSource:  physorgRelated NewsApr 1st, 2024

Breaking the ice: Molecular insights into saltwater droplet freezing

In a new study, researchers have observed the freezing of saltwater droplets at a molecular level, offering new insights for de-icing and anti-icing technologies. Contrary to conventional wisdom, these droplets don't conform to the typical freezing p.....»»

Category: topSource:  physorgRelated NewsMar 25th, 2024

Study demonstrates spontaneous self-organization of microdroplets through quasi one-dimensional confinement

Polymer systems composed of multiple components can spontaneously induce emulsion or microdroplets by mechanical mixing, as an intermediate state of macroscopic phase separation. Unfortunately, the size of generated droplets is nonuniform and their s.....»»

Category: topSource:  physorgRelated NewsMar 20th, 2024

Study: Cicadas pee in jets, not droplets. Here’s why that’s kinda weird.

Come for the cicada video, stay for the scaling graphic of urination across animal kingdom. Cicadas' unique urination unlocks new understanding of fluid dynamics. Credit: Georgia Tech (Saad Bhamla/Elio Challita). Cicadas might be a.....»»

Category: topSource:  arstechnicaRelated NewsMar 12th, 2024

Optically trapped quantum droplets of light can bind together to form macroscopic complexes

Condensed matter systems and photonic technologies are regularly used by researchers to create microscale platforms that can simulate the complex dynamics of many interacting quantum particles in a more accessible setting. Some examples include ultra.....»»

Category: topSource:  physorgRelated NewsMar 7th, 2024

Dancing droplets" new spin on water harvesting

A more efficient way to capture fresh water from the air could be inspired by a phenomenon of motion first glimpsed in bowls of breakfast cereal......»»

Category: topSource:  informationweekRelated NewsMar 7th, 2024

Helium droplets capture double water structure

An elusive structure involving two water molecules, which had been predicted but never observed, has been isolated by RIKEN chemists. This finding could have implications for a wide range of fields ranging from astrochemistry to corrosion of metals......»»

Category: topSource:  physorgRelated NewsFeb 9th, 2024

Pore power: High-speed droplet production in microfluidic devices

Over the past two decades, microfluidic devices, which use technology to produce micrometer-sized droplets, have become crucial to various applications. These span chemical reactions, biomolecular analysis, soft-matter chemistry, and the production o.....»»

Category: topSource:  physorgRelated NewsFeb 6th, 2024

Scientists develop high-precision droplet printing platform for single cell phenotype screening

With the rapid development of genome synthesis and editing technologies, droplet-based single-cell phenotype screening has become increasingly important. However, precise and high-throughput distribution of target droplets into specific macroscopic m.....»»

Category: topSource:  physorgRelated NewsJan 26th, 2024

Bioinspired hydrogel pattern enhances atmospheric water harvesting via directional droplet steering

The water in the air originates from both natural and forced evaporation, with condensation being the final and crucial step in water harvesting. Condensation involves nucleation, growth, and shedding of water droplets, which are then collected......»»

Category: topSource:  physorgRelated NewsJan 26th, 2024

Team expands research of water droplet interfaces that offer the secret ingredient for building life

R. Graham Cooks, the Henry B. Hass Distinguished Professor of Chemistry, and his postdoctoral researcher Lingqi Qiu have experimental evidence that the key step in protein formation can occur in droplets of pure water, and have recently published the.....»»

Category: topSource:  physorgRelated NewsJan 24th, 2024

How winter storms stress San Luis Obispo County elephant seals in the midst of birthing season

The late December morning rain left droplets on Christine Heinrichs' glasses as she stood among a throng of tourists and watched dozens of elephant seals tussle and sleep on a beach just south of the Piedras Blancas Light Station......»»

Category: topSource:  physorgRelated NewsJan 19th, 2024

Mysterious missing component in the clouds of Venus revealed

What are the clouds of Venus made of? Scientists know it's mainly made of sulfuric acid droplets, with some water, chlorine, and iron. Their concentrations vary with height in the thick and hostile Venusian atmosphere. But until now they have been un.....»»

Category: topSource:  physorgRelated NewsJan 5th, 2024

Scientists create tunable shells to encapsulate tiny droplets

Scientists at the Indian Institute of Science (IISc) have developed a novel technique to encapsulate liquid droplets used for various applications, including single crystal growth and cell culture......»»

Category: topSource:  physorgRelated NewsDec 14th, 2023

Researchers observe a hallmark quantum behavior in bouncing droplets

In our everyday classical world, what you see is what you get. A ball is just a ball, and when lobbed through the air, its trajectory is straightforward and clear. But if that ball were shrunk to the size of an atom or smaller, its behavior would shi.....»»

Category: topSource:  physorgRelated NewsDec 12th, 2023

Water and electricity: Charge effects can influence flowing droplets

From precise inkjet printing to clear vision through spectacle lenses—the influence of droplets and their movement shapes numerous areas of our daily lives. While droplets should remain precisely in place on inkjet prints, it is desirable that they.....»»

Category: topSource:  physorgRelated NewsNov 29th, 2023