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UrduResearchers explore proton transport in thin film polymers containing various concentrations of an organic acid group found in biomaterials
Tag: POLYMER CHEMISTRY
Better understanding membranes
Experts from the University of Goettingen and the Hereon present new research strategies
Stormwater could be a large source of microplastics and rubber fragments to waterways
In cities, heavy rains wash away the gunk collecting on sidewalks and roads, picking up all kinds of debris. However, the amount of microplastic pollution swept away by this runoff is currently unknown. Now, researchers in ACS ES&T Water report…
Synthetic breakthrough for controlling functional group assembly over chaotic mixing
The multifunctional porous solids with diverse functionalized linkers have been utilized as promising materials for various applications in energy, environmental and biomedical areas. Although their emerging properties are ascribed to varying pore types resulting from combinations of functional groups, the…
Scientists find solution to measure harmful plastic particles in human sewage
Scientists have got up close and personal with human sewage to determine how best to measure hidden and potentially dangerous plastics. As the way microplastics are measured and counted varies from place to place, there is no agreed understanding of…
With a kitchen freezer and plant cellulose, an aerogel for therapeutic use is developed
A new low-cost and sustainable technique would boost the possibilities for hospitals and clinics to deliver therapeutics with aerogels, a foam-like material now found in such high-tech applications as insulation for spacesuits and breathable plasters. With the help of an…
Research team develops new class of soft materials
Innovation opens new possibilities for 3D-printing human tissue
Unexpected ‘Black Swan’ defect discovered in soft matter for first time
Using an advanced microscopy technique, Texas A&M researchers have uncovered a twin boundary defect in a soft polymer that has never been observed before
Electric cars: Special dyes could prevent unnecessary motor replacements
One day in the near future dyes in electric motors might indicate when cable insulation is becoming brittle and the motor needs replacing. Scientists at Martin Luther University Halle-Wittenberg (MLU), together with ELANTAS, a division of the specialty chemicals group…
Having a ball: New English Premier League soccer ball more stable, drags more
Scientists from the Faculty of Health and Sports Sciences at the University of Tsukuba used aerodynamics experiments to empirically test the flight properties of a new four-panel soccer ball adopted by the English Premier League this year.
New research finds advanced shoe technology reduces top race times for elite athletes
For elite runners competing in long-distance races, every second counts. So when Nike introduced “advanced shoe technology” in 2017, questions arose about whether the new design would significantly affect performances in professional sports. A new paper published in Frontiers in…
Illuminating invisible bloody fingerprints with a fluorescent polymer
Careful criminals usually clean a scene, wiping away visible blood and fingerprints. However, prints made with trace amounts of blood, invisible to the naked eye, could remain. Dyes can detect these hidden prints, but the dyes don’t work well on…
Jane Austen quote encoded in a polymer
Using a novel molecular-data-storage technique, researchers at the University of Texas at Austin have encoded a quote from Jane Austen’s classic novel Mansfield Park in a series of oligomers, which a third party could read back without prior knowledge of…
To design truly compostable plastic, scientists take cues from nature
New technology could steer plastics from landfills, oceans — and into your backyard compost bin
ACS Spring 2021 press conference schedule
Watch live and recorded press conferences at http://www. acs. org/ acsspring2021conferences . Press conferences will be held Monday, April 5, through Friday, April 16, 2021. Below is the schedule, which will be updated as needed. ALL TOPICS ARE STRICTLY EMBARGOED…
With this new science, plastics could see a second life as biodegradable surfactants
Scientists at the Institute for Cooperative Upcycling of Plastics (iCOUP) have discovered a chemical process that provides biodegradable chemicals, which are used as surfactants and detergents in a range of applications, from discarded plastics.
Plastics could see a second life as biodegradable surfactants
Scientists at the Institute for Cooperative Upcycling of Plastics (iCOUP), an Energy Frontier Research Center led by Ames Laboratory, have discovered a chemical process that provides biodegradable, valuable chemicals, which are used as surfactants and detergents in a range of…
Rescuing street art from vandals’ graffiti
WASHINGTON, April 13, 2021 — From Los Angeles and the Lower East Side of New York City to Paris and Penang, street art by famous and not-so-famous artists adorns highways, roads and alleys. In addition to creating social statements, works…
Designing selective membranes for batteries using a drug discovery toolbox
By binding specific ions in specially designed cages within its pores, a new membrane could enable more efficient flows in energy storage devices
Chain length determines molecular colour
Around the world, a huge amount of research and development work is currently being done on carbon-containing, or organic, molecules that emit coloured light after appropriate excitation. This research field is driven by the display industry and the development of…
Cohesive circuit protection for wearable electronics
Researchers from Osaka University developed a cellulose nanofiber coating that counters bending damage, retains electrode function underwater, and thus offers unparalled water resistance for flexible electronic devices
Estimating lifetime microplastic exposure
Every day, people are exposed to microplastics from food, water, beverages and air. But it’s unclear just how many of these particles accumulate in the human body, and whether they pose health risks. Now, researchers reporting in ACS’ Environmental Science…
Materials scientists use frontal polymerization to mimic biology, reimagine manufacturing
A simple plastic water bottle isn’t so simple when it comes to the traditional manufacturing process. To appear in its final form, it has to go through a multi-step journey of synthetic procedure, casting, and molding. But what if materials…
Contact lenses poised to detect cancer, treat disease and replace digital screens
Newly-published “contact lens technologies of the future” paper reviews innovative uses for disease detection and therapy, drug delivery, vision enhancement and mor
Researchers first to link silicon atoms on surfaces
Interdisciplinary team develops highly efficient surface reactions / Results published in ‘Nature Chemistry’
Plasmon-coupled gold nanoparticles useful for thermal history sensing
Researchers have demonstrated that stretching shape-memory polymers embedded with clusters of gold nanoparticles alters their plasmon-coupling, giving rise to desirable optical properties. One potential application for the material is a sensor that relies on optical properties to track an object…
The world’s longest bottlebrush polymer ever synthesized
Potential utility for the development of flexible, low-friction polymeric materials
Fast-acting, color-changing molecular probe senses when a material is about to fail
CHAMPAIGN, Ill. — Materials that contain special polymer molecules may someday be able to warn us when they are about to fail, researchers said. Engineers at the University of Illinois Urbana-Champaign have improved their previously developed force-sensitive molecules, called mechanophores,…
Keep it moving: How a biomaterial mobility may revolutionize immunomodulation
Researchers from Tokyo Medical and Dental University (TMDU) identify biomaterials that can be used to modulate liver immune cell behavior Tokyo, Japan – Biomaterials are substances, natural or manmade, that are used in medicine to interact with the human body…
Identifying banknote fingerprints can stop counterfeits on streets
In 2016 the Bank of England introduced plastic (polymer) banknotes, alongside 50 other countries that use polymer banknotes Counterfeit polymer banknotes on the streets have increased over the last few years, therefore the need to prevent and identify counterfeit banknotes…
Making plastics production more energy efficient
New approach to chemical catalysis results in higher yields of propylene using less energy
uOttawa research team plays key role in global detection of COVID-19
Did you know there’s a little bit of uOttawa inside COVID-19 test kits used worldwide? That’s because a team of researchers at the University of Ottawa’s Flow Chemistry Research Facility, within Centre for Catalysis Research and Innovation ( CCRI ),…
Big breakthrough for ‘massless’ energy storage
Researchers from Chalmers University of Technology have produced a structural battery that performs ten times better than all previous versions. It contains carbon fibre that serves simultaneously as an electrode, conductor, and load-bearing material.
Tunable smart materials
Researchers at Osaka University invent tunable microparticles that can assemble into larger structures based on the content of attached chemical groups, which may lead to the development of smart sensors or self-healing materials
TPU scientists offer new plasmon energy-based method to remove CO2 from atmosphere
Researchers from Tomsk Polytechnic University jointly with their colleagues from the Czech Republic have found a method to synthesize cyclic carbonates from atmospheric CO2. Cyclic carbonates are organic compounds, used as electrolytes for lithium-ion batteries, green solvents as well as…
Polymerized estrogen provides neuroprotection in preclinical testing
Biomaterial developed at Rensselaer shows promise as spinal cord injury treatment
Researchers help keep pace with Moore’s Law by exploring a new material class
University of Virginia School of Engineering and Northwestern University researchers create a new polymer-based electrical insulation for circuits that could help put more power in smaller spaces
Crystal structure prediction of multi-elements random alloy
Alchemy, which attempted to turn cheap metals such as lead and copper into gold, has not yet succeeded. However, with the development of alloys in which two or three auxiliary elements are mixed with the best elements of the times,…
Distinguished Lehigh researcher Zakya Kafafi elected to National Academy of Engineering
Kafafi’s ‘contributions to materials technologies for organic optoelectronics’ recognized with one of the highest honors given to engineers in the United States
Researchers use “swarmalation” to design active materials for self-regulating soft robots
University of Pittsburgh chemical engineers replicate “swarmalator” behavior in chemical sheets
Solving the puzzle of polymers binding to ice for Cryopreservation
Cryoprotectants are used to protect biological material during frozen storage They have to be removed when defrosting, and how much to use and how exactly they inhibit ice recrystallisation is poorly understood The polymer poly(vinyl)alcohol (PVA) is arguably the most…
New insulation takes heat off environment
Wool fibre + industrial waste = green solution
Highlights for journalists at ACS Spring 2021 meeting
WASHINGTON, March 12, 2021 — Journalists who register for the spring meeting of the American Chemical Society (ACS) will have access to nearly 9,000 presentations on topics including agriculture and food, chemistry and the future of plastics, COVID-19 lessons learned,…
UMass Lowell researchers work toward a greener economy
$1.8m DOE grant will help develop sustainable plastics
Tough, yet tender: Scientists firm up research on durable hydrogels
The new material, which the Advanced Photon Source helped characterize, is strong yet stretchable, and could be ideal for creating artificial tendons and ligaments for prosthetics and robotics.
Huge potential for electronic textiles made with new cellulose thread
A research team led by Chalmers University of Technology, Sweden, now presents a thread made of conductive cellulose, which offers fascinating and practical possibilities for electronic textiles.
The quest for sustainable leather alternatives
Throughout history, leather has been a popular material for clothes and many other goods. However, the tanning process and use of livestock mean that it has a large environmental footprint, leading consumers and manufacturers alike to seek out alternatives. An…
The secret of catalysts that increase fuel cell efficiency
Fuel cells, which are attracting attention as an eco-friendly energy source, obtain electricity and heat simultaneously through the reverse reaction of water electrolysis. Therefore, the catalyst that enhances the reaction efficiency is directly connected to the performance of the fuel…
Recyclable bioplastic membrane to clear oil spills from water
Polymer scientists from the University of Groningen and NHL Stenden University of Applied Sciences, both in the Netherlands, have developed a polymer membrane from biobased malic acid. It is a superamphiphilic vitrimer epoxy resin membrane that can be used to…
3D printing materials for printing aorta model to study optimal CT scanning protocols
This article by Dr. Zhonghua Sun et al. is published in Current Medical Imaging, 2021