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Mechanism of cobalt–manganese catalysts deciphered

Conventional catalysts for hydrogen production via water electrolysis usually contain precious metals and are expensive. However, cheaper alternatives have been developed, for example cobalt–manganese catalysts. They have a high activity and are st.....»»

Category: topSource:  physorgOct 17th, 2024

Scientists explore how single-atom catalysts impact water purification in advanced oxidation process

The rapid increase in global industrialization in the past centuries has resulted in the disposal of excessive toxic pollutants into the environment, seriously threatening the aquatic ecosystem and human health. Peroxymonosulfate-based advanced oxida.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

DNA repair mechanism further elucidated in cryo-electron microscopy experiment

Researchers have discovered how the protein XPD detects severe DNA damage and controls its repair......»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

Researchers reveal a new mechanism of hyaluronic acid with a specific molecular weight to improve host inflammation

Previous studies on the function of glycosaminoglycans have primarily focused on improving host physiological indices. However, little attention has been paid to the material basis and mechanism of their mediated improvement of host health by gut mic.....»»

Category: topSource:  physorgRelated NewsMay 24th, 2024

Researchers develop organic photoredox catalysts with enhanced stability and recyclability

In recent years, global environmental concerns have prompted a shift toward eco-friendly manufacturing in the field of organic synthetic chemistry. In this regard, research into photoredox catalytic reactions, which use light to initiate redox or red.....»»

Category: topSource:  physorgRelated NewsMay 24th, 2024

Droplets that swim toward dissolution could inspire fluid microbots

Researchers discovered that microscopic liquid droplets swim toward solvent conditions that favor their dissolution. This mechanism may underlie some transport processes within living cells, and could be exploited to develop fluid micro robots......»»

Category: topSource:  physorgRelated NewsMay 24th, 2024

New insights into the interaction of femtosecond lasers with living tissue

Nonlinear light microscopy has revolutionized our ability to observe and understand complex biological processes. However, light can also damage living matter. Yet, the mechanism behind the irreversible perturbation of cellular processes by intense l.....»»

Category: topSource:  physorgRelated NewsMay 23rd, 2024

Study sheds light on how antibiotic "Velcro" kills bacteria

A small antibiotic called plectasin uses an innovative mechanism to kill bacteria. By assembling into large structures, plectasin latches onto its target on the bacterial cell surface, similar to how both sides of Velcro form a bond......»»

Category: topSource:  physorgRelated NewsMay 23rd, 2024

Machine learning accelerates discovery of high-performance metal oxide catalysts

Researchers have harnessed the power of artificial intelligence to significantly advance the discovery and optimization of multicomponent metal oxide electrocatalysts for the oxygen reduction reaction (ORR)......»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024

Research team uncovers mechanism for spikelet development in barley

The inflorescence architecture of crop plants like barley is predominantly regulated by meristem activity and fate, which play a critical role in determining the number of floral structures for grain production......»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024

Phycologists discover what makes some brown algae shimmer and others not

Compartments of consistently sized, tightly packed microspheres are what makes some brown algae shimmer like opal. The Kobe University discovery not only sheds light on the mechanism behind the alga's structural coloration, it is also the first to sp.....»»

Category: topSource:  informationweekRelated NewsMay 20th, 2024

U.S. Supreme Court backs consumer finance watchdog agency"s funding mechanism

Many conservatives and their Republican allies have portrayed the CFPB as part of an overbearing "administrative state," the network of agencies responsible for the array of federal regulations affecting businesses and individuals......»»

Category: topSource:  autonewsRelated NewsMay 16th, 2024

Research identifies mechanism behind drug resistance in malaria parasite

Collaborating researchers have discovered a link between malaria parasites' ability to develop resistance to antimalarial drugs—specifically artemisinin (ART)—through a cellular process called transfer ribonucleic acid (tRNA) modification. tRNA m.....»»

Category: topSource:  physorgRelated NewsMay 16th, 2024

Researchers unlock vital insights into metal-nitrogen-carbon catalysts" reaction mechanism

A team of researchers has made significant strides in understanding metal-nitrogen-carbon (M-N-C) catalysts, offering alternatives to expensive platinum-group-metal (PGM) catalysts and a pathway to a greener future......»»

Category: topSource:  physorgRelated NewsMay 15th, 2024

Researchers uncover mechanism for short-distance vesicle movements

Researchers at the Hong Kong University of Science and Technology (HKUST) have thrown new light on the mechanism for how vesicles move short distances within specific parts of the cell, an area not understood by scientists......»»

Category: topSource:  physorgRelated NewsMay 13th, 2024

Team develops an epigenome editing toolkit to dissect the mechanisms of gene regulation

Understanding how genes are regulated at the molecular level is a central challenge in modern biology. This complex mechanism is mainly driven by the interaction between proteins called transcription factors, DNA regulatory regions, and epigenetic mo.....»»

Category: topSource:  physorgRelated NewsMay 9th, 2024

Study reveals new mechanism to explain how continents stabilized

Ancient, expansive tracts of continental crust called cratons have helped keep Earth's continents stable for billions of years, even as landmasses shift, mountains rise and oceans form. A new mechanism proposed by Penn State scientists may explain ho.....»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

Study pinpoints cellular response to pressure in sea star embryos

An international team of scientists has discovered a new cellular mechanism that explains how cells can adapt to pressure changes during tissue growth by packing themselves into a unique shape......»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

Catalyst search shows how computing can take the guesswork out of chemistry

Imagine synthesizing and then testing over 50 different complex molecules to identify the most effective catalyst for a particular chemical reaction. The traditional approach to developing new catalysts for chemical reactions in this "try it and see".....»»

Category: topSource:  physorgRelated NewsMay 8th, 2024

How workforce reductions affect cybersecurity postures

In its State of Pentesting Report, Cobalt reveals an industry struggling to balance the use of AI and protecting against it, while facing significant resource and staffing constraints. Pentesting plays a key role in addressing this challenge, equippi.....»»

Category: securitySource:  netsecurityRelated NewsMay 8th, 2024

A leap toward carbon neutrality: New catalyst converts carbon dioxide to methanol

Researchers at the University of Michigan have developed a catalyst material known as cobalt phthalocyanine that converts carbon dioxide—a significant driver of climate change—into renewable fuels such as methanol......»»

Category: topSource:  physorgRelated NewsMay 6th, 2024