Current Coating News and Events

Current Coating News and Events, Coating News Articles.
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The perfect recipe for efficient perovskite solar cells
A long-cherished dream of materials researchers is a solar cell that converts sunlight into electrical energy as efficiently as silicon, but that can be easily and inexpensively fabricated from abundant materials. Scientists at the Helmholtz-Zentrum Berlin have now come a step closer to achieving this. (2021-02-22)

Solution to puzzling phenomenon may open door to improved Cold Spray efficiency
An international team of researchers has solved a puzzling phenomenon whereby strangely beautiful, vortex-like structures appear between materials deposited onto engineering components used in multiple settings - from space shuttles to household items and everyday transport vehicles The discovery may ultimately improve the efficiency of the ''Cold Spray'' (CS) deposition process from which these structures are formed - a not-insignificant financial or functional consideration. (2021-02-16)

Nanotechnologies reduce friction and improve durability of materials
A team of scientists from the National Research Nuclear University MEPhI and Immanuel Kant Baltic State Federal University suggested using innovative thin films to considerably reduce friction and thus increase the durability of surfaces in mechanisms. This discovery can be important for many fields, from medicine to space technologies. (2021-02-16)

Enormous ancient fish discovered by accident
Fossilised remains of a fish that grew as big as a great white shark and the largest of its type ever found have been discovered by accident. (2021-02-15)

Sweet coating for sour bones
Scientists invent a bioactive coating to improve the function of titanium implants in osteoporotic bones. This coating, comprising a chemically-modified glycan, can sequentially turn on and off inflammation on titanium surface upon implantation. This modulation stimulates the body's immune system to promote bone healing in an effective and safe way, without addition of bone-forming genes or drugs, according to the data from a rat osteoporotic model. (2021-02-12)

Detecting multiple sepsis biomarkers from whole blood - made fast, accurate, and cheap
A multi-disciplinary team at Harvard's Wyss Institute for Biologically Inspired Engineering and the University of Bath, UK, has further developed the Institute's eRapid technology as an affinity-based, low-cost electrochemical diagnostic sensor platform for the multiplexed detection of clinically relevant biomarkers in whole blood. The device uses a novel graphene nanocomposite-based surface coating and was demonstrated to accurately detect three different sepsis biomarkers simultaneously. (2021-02-12)

Get a load of ZIF! Better delivery of cancer immunotherapy
An antibody loaded onto a porous metal organic framework is released by the acidic environment that surrounds tumors, avoiding the adverse effects of administering the antibody alone. (2021-02-11)

Scientists create armour for fragile quantum technology
An ANU-led international team has invented the equivalent of 'body armour' for extremely fragile quantum systems, which will make them robust enough to be used as the basis for a new generation of low-energy electronics. (2021-02-08)

Packing more juice in lithium-ion batteries through silicon anodes and polymeric coatings
Although silicon anodes could greatly boost the capacity of Li-ion batteries, their performance rapidly degrades with use. Polymeric coatings can help solve this problem, but very few studies have explored the underlying mechanisms. In a recent study, scientists from Japan Advanced Institute of Science and Technology investigate how a poly(borosiloxane) coating greatly stabilizes the capacity of silicon anodes, paving the way for better and more durable Li-ion batteries for electric cars and renewable energy harvesting. (2021-02-05)

SARS-CoV-2 under the helium ion microscope for the first time
Scientists at Bielefeld University's Faculty of Physics have succeeded for the first time in imaging the SARS-CoV-2 coronavirus with a helium ion microscope. In contrast to the more conventional electron microscopy, the samples do not need a thin metal coating in helium ion microscopy. This allows interactions between the coronaviruses and their host cell to be observed particularly clearly. The findings have been published in the Beilstein Journal of Nanotechnology. (2021-02-04)

An optical coating like no other
The technology, based on Fano resonance, results in a coating that fully reflects only a very narrow wavelength. The technology could improve the effectiveness of devices that use hybrid thermal-electric power generation as a solar energy option. (2021-02-04)

Dewdrops on a spiderweb reveal the physics behind cell structures
Researchers in the laboratories of Princeton University scientists Joshua Shaevitz, Howard Stone, and Sabine Petry have discovered that surface tension drives the liquid-like protein TPX2 to form globules that nucleate the formation of branching microtubules during cell division. The paper detailing these discoveries appeared in the Jan 28 issue of the journal Nature Physics. (2021-01-29)

Targeted coating improves graphene oxide membranes for nanofiltration
A research group led by Prof. WAN Yinhua from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences developed a stable graphene oxide nanofiltration membrane with uniform pore size to remove organic micropollutants. (2021-01-22)

How drain flies dodge a washout
Shower spray is like water off a duck's back to bathroom flies. (2021-01-19)

Heat treatment may make chemotherapy more effective
The study, published in the Journal of Materials Chemistry B, found that ''loading'' a chemotherapy drug on to tiny magnetic particles that can heat up the cancer cells at the same time as delivering the drug to them was up to 34% more effective at destroying the cancer cells than the chemotherapy drug without added heat. (2021-01-05)

Putty-like composites of gallium metal with potential for real-world application
Researchers at the Institute for Basic Science (IBS) created a novel functional composite of gallium with putty or paste-like physical properties. The composite possesses excellent electromagnetic shielding properties as well as thermal conductivity. (2021-01-01)

Review on functional hydrogel coatings
Hydrogel-coated substrates combine the merits of both the substrates and hydrogels, enabling new functions and applications. Typical applications of hydrogel coatings can be found in both medical and non-medical areas, such as soft devices and robotics, invasive medical devices and implants. The emerging topic of functional hydrogel coatings are reviewed from three aspects: functions and applications of hydrogel coatings, methods of preparing hydrogel coatings with strong adhesion, and tests to evaluate the adhesion. (2020-12-22)

'Soft' nanoparticles give plasmons new potential
Rice University scientists couple gold nanoparticles with soft polymers that pull energy from the gold's plasmonic response to light. That energy can then be used to catalyze chemical reactions. (2020-12-22)

Still paying for broken smartphone display? Now, It is automatically fixed
Smartphone display repair cost that caused so many people to cry about, it may no longer be an issue to worry about. Research team in South Korea has developed a smartphone display material that can self-heal from damages. (2020-12-17)

Scientists: Xenon improves properties of maxillofacial and orthopedic implants
Scientists of Tomsk Polytechnic University (TPU) jointly with the colleagues from Siberian State Medical University (SSMU) and Immanuel Kant Baltic Federal University (IKBFU) studied the properties of calcium phosphate coatings deposited on titanium implants in various inert gases environment. The researchers managed to discover that the use of xenon positively affects the physicochemical, mechanical and biological properties of the coatings used in oral and maxillofacial surgery, orthopedics and traumatology. (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)

Beating the heat: Oxidation in novel coating material for aircraft gas turbine engines
Ytterbium silicide (Yb-Si) is a promising coating material for the high-temperature sections of aircraft gas turbine engines. Although Yb-Si is heat-resistant and prevents formation of structurally harmful SiO2 in the coating, its oxidation mechanisms are unclear. In a recent study, scientists from Japan demonstrate how the Yb to Si ratio in the material, and the surrounding atmosphere, affect the oxidation processes in Yb-Si, opening doors to more energy efficient gas turbines. (2020-12-09)

No mortality increase with paclitaxel-coated devices in peripheral arterial disease
An interim analysis from the Swedish Drug-Elution Trial in Peripheral Arterial Disease (SWEDEPAD) has now been presented. It shows that, for patients with lower limb occlusive arterial disease, paclitaxel-coated balloons and stents do not bring about the rise in mortality previously reported. The study, led by the University of Gothenburg and published in The New England Journal of Medicine (NEJM), is expected to resonate internationally. (2020-12-09)

Study confirms dark coating can reduce satellite reflectivity
Observations conducted by the Murikabushi Telescope of Ishigakijima Astronomical Observatory confirmed that dark coating can reduce satellite reflectivity by half. There are concerns that numerous artificial satellites in orbit could impair astronomical observations, but these findings may help alleviate such conditions. (2020-12-08)

Creating higher energy density lithium-ion batteries for renewable energy applications
Lithium-ion batteries that function as high-performance power sources for renewable applications, such as electric vehicles and consumer electronics, require electrodes that deliver high energy density without compromising cell lifetimes. In the Journal of Vacuum Science and Technology A, researchers investigate the origins of degradation in high energy density LIB cathode materials and develop strategies for mitigating those degradation mechanisms and improving LIB performance. (2020-11-24)

Biofriendly protocells pump up blood vessels
In a new study published today in Nature Chemistry, Professor Stephen Mann and Dr Mei Li from Bristol's School of Chemistry, together with Associate Professor Jianbo Liu and colleagues at Hunan University and Central South University in China, prepared synthetic protocells coated in red blood cell fragments for use as nitric oxide generating bio-bots within blood vessels. (2020-11-20)

Building a better electronic touch
Two new studies introduce materials that improve the capabilities of electronic 'touch,' boosting the multimodality of artificial skin so that it more resembles the capabilities of human skin. (2020-11-19)

New semiconductor coating may pave way for future green fuels
Hydrogen gas and methanol for fuel cells or as raw materials for the chemicals industry, for example, could be produced more sustainably using sunlight, a new Uppsala University study shows. In this study, researchers have developed a new coating material for semiconductors that may create new opportunities to produce fuels in processes that combine direct sunlight with electricity. The study is published in Nature Communications. (2020-11-18)

Potential cholera vaccine target discovered
Investigators at Massachusetts General Hospital analyzed antibodies recovered from humans who survived cholera. Experiments showed that the antibodies block V. cholerae bacteria's motility. (2020-11-17)

Peel-off coating keeps desalination cleaner and greener
A polyelectrolyte coating enables clean seawater desalination systems without harmful chemicals. (2020-11-16)

Stretchable fiber optic sensors detect complex deformations simultaneously
A novel dual-core optical fiber made from stretchable materials offers a flexible approach to optomechanical sensing, researchers report. (2020-11-12)

Solar perovskite production on a roll
High-performance perovskite solar cells are made using a manufacturing-friendly liquid-based process suitable for roll to roll production. (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)

Research lays groundwork for ultra-thin, energy efficient photodetector on glass
Though we may not always realize it, photodetectors contribute greatly to the convenience of modern life. Also known as photosensors, photodetectors convert light energy into electrical signals to complete tasks such as opening automatic sliding doors and automatically adjusting a cell phone's screen brightness in different lighting conditions. (2020-11-04)

Johns Hopkins Researchers engineer tiny machines that deliver medicine efficiently
Inspired by a parasitic worm that digs its sharp teeth into its host's intestines, Johns Hopkins researchers have designed tiny, star-shaped microdevices that can latch onto intestinal mucosa and release drugs into the body. (2020-11-03)

Industrial-strength brine, meet your kryptonite
A thin coating of the 2D nanomaterial hexagonal boron nitride is the key ingredient in a cost-effective technology developed by Rice University engineers for desalinating industrial-strength brine. (2020-11-03)

Coating implants with 'artificial bone' to prevent inflammation
Bone disease is becoming increasingly prevalence in modern society due to population aging among other factors, and the use of dental and orthopedic implants to treat bone disease has been on the rise. To mitigate slow integration into the bone, Korean research team have developed a ceramic artificial bone coating with triple the adhesion strength compared to conventional coating materials. (2020-10-23)

Type 1 diabetes: Tannic acid encapsulation protects transplanted islets from rejection
One therapy for Type 1 diabetes is promising -- transplanting pancreatic islets from cadavers -- but a need for immunosuppression and a reactivated autoimmunity lead to low graft viability and function after five years. Now researchers show that a protective coating of alternating layers of two biopolymers delays allograft and autoimmune-mediated rejection in mouse models of T1D. (2020-10-22)

Discoveries reshape understanding of gut microbiome
The findings redefine how the so-called gut microbiome operates and how our bodies coexist with some of the 100 trillion bacteria that make it up. The discoveries could lead to new therapies for inflammatory bowel disease and people who've had portions of their bowels removed due to conditions like colon cancer and ulcerative colitis. They also help explain why the use of antibiotics can create a multitude of problems in the digestive system. (2020-10-22)

New tool pulls elusive COVID-19 marker from human blood
Researchers at McMaster University and SQI Diagnostics in Canada have created a surface that repels every other element of human blood except an elusive cytokine critical to understanding the progress of COVID-19 in individual patients. (2020-10-20)

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