Imaging chemical kinetics at liquid-liquid interfaces
Scientists led by EPFL have developed a new method to measure chemical kinetics by imaging progress of a reaction at a liquid-liquid interface embedded in a laminar-flow liquid microjet. This method is ideal for studies of dynamics on the sub-millise.....»»
Coupling excitons to polaritons for better solar cells and higher intensity LEDs
In solar cells and light-emitting diodes, maintaining the excited state kinetics of molecules against annihilation is a race against time. These systems need to strike a careful balance between different processes that lead to loss of energy and thos.....»»
Improving resolution and reducing noise in fluorescence microscopy with ensured fidelity
Fluorescence microscopy is a cornerstone of modern biological imaging, allowing scientists to study cells and their processes in real time. However, limitations in resolution and noise levels can hinder the clarity and detail of these images. Moreove.....»»
Researchers reveal atomic-scale details of catalysts" active sites
The chemical and energy industries depend upon catalysts to drive the reactions used to create their products. Many important reactions use heterogeneous catalysts—meaning that the catalysts are in a different phase of matter than the substances th.....»»
Double whammy antibiotic makes antibiotic resistance much harder—new study
Most antibiotics are natural products of bacteria and other microorganisms from the environment. They are part of a silent chemical warfare among microorganisms in soils, rivers and seas right now. The fact that they are natural products that have be.....»»
Machine learning discovers "hidden-gem" materials for heat-free gas separation
Chemical separation, including gas separation, is a common process that is required for manufacturing and research. It accounts for a whopping 15% of U.S. energy consumption and produces millions of tons of carbon emissions......»»
More microbes found that break down the carbon-fluorine bonds found in some unsaturated PFAS
A team of chemical and environmental engineers at the University of California Riverside, working with colleagues from the University of California Los Angeles, has found a class of microbes that consume PFAS in the environment and sever some of the.....»»
Researchers develop a concept for efficiency-enhanced noble-metal catalysts
The production of more than 90% of all chemical products we use in our everyday lives relies on catalysts. Catalysts speed up chemical reactions, can reduce the energy required for these processes, and in some cases, reactions would not be possible a.....»»
Chemical and transportation industries could boost with new catalyst coating
Coupling electrochemical conversion of the greenhouse gas CO2 with renewable electricity sources—such as solar and wind—promises green production of high-demand chemicals and transportation fuels. Carbon dioxide coupling products such as ethylene.....»»
Microscopy breakthrough promises better imaging for sensitive materials
An international team of scientists, led by Trinity College Dublin, has devised an innovative imaging method using state-of-the-art microscopes that significantly reduces the time and radiation required. Their work represents a significant breakthrou.....»»
Metallic nanosheets curl into nanovesicles
Inspired by the cell membrane structure, researchers, led by Dr. Xiaoqing Huang (State Key Laboratory of Physical Chemistry of Solid Surfaces, College of Chemistry and Chemical Engineering, Xiamen University) and Dr. Qi Shao (College of Chemistry and.....»»
Research team achieves faster and more efficient synthesis of high-density RNA microarrays
An international research team led by the University of Vienna has succeeded in developing a new version of RNA building blocks with higher chemical reactivity and photosensitivity. This can significantly reduce the production time of RNA chips used.....»»
Nanoscale imaging provides insights into 2D and phase-change materials
Researchers from the University of California, Berkeley have developed cutting-edge nanoscale optical imaging techniques to provide unprecedented insights into the ultrafast carrier dynamics in advanced materials......»»
Ammonia-free gallium nitride semiconductor production found to improve crystal quality, reduce environmental impact
Gallium nitride (GaN) semiconductors can now be grown without ammonia, a toxic chemical that needs a sophisticated detoxifying system before it can be released into the atmosphere. The new technique is not only more environmentally friendly but also.....»»
Organic nanozymes have broad applications from food and agriculture to biomedicine
Nanozymes are tiny, engineered substances that mimic the catalytic properties of natural enzymes, and they serve a variety of purposes in biomedicine, chemical engineering, and environmental applications. They are typically made from inorganic materi.....»»
Ce-doped yttria transparent ceramic: A new ultraviolet-shielding material for extreme conditions
Ultraviolet (UV) radiation can break most of the chemical bonds in organic matter, and prolonged exposure to ultraviolet light can cause significant harm to humans and objects. In response, UV-shielding materials have been developed to fulfill variou.....»»
Developing new methods for targeted protein degradation
Northwestern Medicine scientists have developed a new, more precise method to target proteins implicated in certain types of cancer, according to a study published in Nature Chemical Biology......»»
Imaging below the surface reveals one of Los Angeles"s webs of faults
A major fault is often surrounded by a web of secondary faults created as the forces that cause slip deform nearby rocks. This damage zone can act as a record of fault activity, but what we can learn from it—such as how the fault may behave during.....»»
Study shows liquid insecticides have limited impact against subterranean termite colonies
How do some of the most voracious subterranean termite species live and remain active around a house? They have a knack for "smelling death.".....»»
Securing remote access to mission-critical OT assets
In this Help Net Security interview, Grant Geyer, Chief Strategy Officer at Claroty, discusses the prevalent vulnerabilities in Windows-based engineering workstations (EWS) and human-machine interfaces (HMI) within OT environments. Geyer also address.....»»
Plants" hidden allies: Root microbiota fight back against leaf-mining flies
Plants encounter various biotic stresses, with insect herbivory being particularly destructive. Traditional chemical insecticides used to combat these pests pose environmental and health risks......»»