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Page 73 - வேதியியல் இயற்பியல் பொருட்கள் அறிவியல் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Khalil Amine elected fellow of National Academy of Inventors

 E-Mail Amine is recognized for his innovative contributions and prolific spirit in the field of battery technology. Khalil Amine, a senior materials scientist at the U.S. Department of Energy s Argonne National Laboratory, has been elected a fellow of the National Academy of Inventors (NAI), the highest professional distinction accorded to academic inventors. An Argonne distinguished fellow and leader of the lab s Electrochemical Energy Storage technology development group, Amine is recognized for his innovation and prolific spirit in research and development of advanced materials and battery systems. Amine is the most cited scientist in the world in the field of battery technology, and he currently holds 113 patents and 56 patent applications. He has also published over 643 papers in high impact journals.  His research and development in battery systems has led to applications in fields ranging from medicine to the military. For his contributions, Amine received Scientif

Producing highly efficient LEDs based on 2D perovskite films

Credit: Figure source: DOI number: 10.1038/s41467-021-21522-8 Energy-efficient light-emitting diodes (LEDs) have been used in our everyday life for many decades. But the quest for better LEDs, offering both lower costs and brighter colours, has recently drawn scientists to a material called perovskite. A recent joint-research project co-led by the scientist from City University of Hong Kong (CityU) has now developed a 2D perovskite material for the most efficient LEDs. From household lighting to mobile phone displays, from pinpoint lighting needed for endoscopy procedures to light source to grow vegetables in Space, LEDs are everywhere. Yet current high-quality LEDs still need to be processed at high temperatures and using elaborated deposition technologies which make their production cost expensive.

The quest for sustainable leather alternatives

 E-Mail 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 article in Chemical & Engineering News (C&EN), the weekly newsmagazine of the American Chemical Society, details how sustainable materials are giving traditional leather a run for its money. Traditional leather goods are known for their durability, flexibility and attractive finish, with a global market worth billions, writes Associate Editor Craig Bettenhausen. Despite leather s popularity, the modern tanning process uses potentially harmful chemicals and creates a large amount of wastewater. In addition, most hides come from the meat and dairy industries, which have sustainability problems. Leather-like materials, often called vegan leather, are gaining traction among high-end manufacturers, defying the negative

Not-for-profit publisher makes big move toward open access science

 E-Mail Canadian Science Publishing (CSP) a not-for-profit publisher of peer-reviewed STEM journals is excited to announce a new transformative open access publishing agreement with the University of California (UC) that will offer unlimited open access publication for UC researchers publishing with its journals. The transformative agreement is the first of its kind for a Canadian journal publisher and a pivotal first step for CSP and its international authors and readers. The Ottawa-based not-for-profit is exploring how to shift from subscription-based business models to models that make it easier and more affordable for researchers to publish their work open access. Access to peer-reviewed science has never been more important. As a not-for-profit navigating the switch from subscription to open access, we see transformative models as a sustainable way to open up the scientific literature, says Suzanne Kettley, Chief Executive Officer at CSP.

An electrically charged glass display smoothly transitions between a spectrum of colors

Credit: Jilin University Scientists have developed a see-through glass display with a high white light contrast ratio that smoothly transitions between a broad spectrum of colors when electrically charged. The technology, from researchers at Jilin University in Changchun, China, overcomes limitations of existing electrochromic devices by harnessing interactions between metal ions and ligands, opening the door for numerous future applications. The work appears March 10 in the journal Chem. We believe that the method behind this see-through, non-emissive display may accelerate the development of transparent, eye-friendly displays with improved readability for bright working conditions, says Yu-Mo Zhang, an associate professor of chemistry at Jilin University and an author on the study. As an inevitable display technology in the near future, non-emissive see-through displays will be ubiquitous and irreplaceable as a part of the Internet of Things, in which physical objects are in

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