Articles tagged with Green Chemistry
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers discovered that a significant drop in calcium levels in the ocean led to a massive decrease in carbon dioxide, driving global cooling and ending the planet's greenhouse era. The study suggests that changes in seawater chemistry played a key role in shaping climate history.
Researchers at the University of British Columbia have developed a solvent-efficient technique to produce rayon, reducing chemical use by up to 70%. The process uses microfibrillated cellulose and dissolved cellulose to create continuous fibres with improved sustainability.
A Brazilian project using supercritical carbon dioxide extraction boosts hop production efficiency and reduces logistics costs, increasing beer quality. The new method extracts aromatic and bioactive compounds with up to 72% α-acids, maintaining the hops' unique flavor.
Researchers from Tokyo Metropolitan University reveal how copper particles create in mid-reaction, converting nitrite ions to ammonia. This insight promises leaps forward in developing new industrial chemistry for greener ammonia production.
The 2025 Tata Transformation Prize recognizes Padubidri V. Shivaprasad's epigenetic engineering for climate-resilient rice, Balasubramanian Gopal's sustainable bio-manufacturing platform using E. coli bacteria, and Ambarish Ghosh's cancer-targeting magnetic nanorobots.
Researchers at The University of Osaka have developed an eco-friendly method to produce highly stable and biocompatible gold nanoparticles using microalgae. This breakthrough enables the creation of safer and more effective cancer therapies with fewer side effects for patients.
Scientists have identified an ancient enzyme called methylthio-alkane reductase (MAR) that breaks down organic sulfur compounds to create ethylene. The discovery opens the door for understanding how these enzymes work and potentially harnessing them for sustainable biofuel production.
A recent study has unraveled the atomic-scale mechanisms behind pH effects on electrochemical reactions, paving the way for rational catalyst design. The research reveals that interfacial electric fields and molecular interactions play a critical role in determining reaction rates and selectivity.
Hanbat National University researchers have developed a new method for enhancing the performance of solid oxide fuel cells by inducing cobalt exsolution in high-temperature oxidizing atmospheres. This process results in improved electrochemical properties and higher oxygen reduction reaction activity, making it a promising direction fo...
Researchers developed a novel defluorination method that utilizes sodium dispersion to degrade PTFE and recover fluoride ion under mild conditions, achieving up to 98% fluorine recovery. The new method offers an efficient and environmentally friendly approach to PTFE recycling.
Researchers at IIT and UniBz developed a biodegradable hydrogel that retains water and supports plant growth in drought conditions, enabling minimal water usage. The material also exhibits potential for real-time monitoring of plant health and soil conditions.
Researchers developed chloride-resistant Ru nanocatalysts to overcome limitations in seawater electrolysis. The g-C3N4-mediated pyrolysis strategy creates a crystalline-amorphous junction with ultrafine Ru dispersion, enabling efficient and durable hydrogen production.
Molecular Sustainable Solutions has developed more powerful and sustainable disinfection methods capable of tackling resistant microorganisms. The company will accelerate technology maturation with the investment, strengthening its position in public health and sustainability.
A team of researchers from Waseda University has developed a novel technology to control the crystallinity of pore walls in single-crystalline nanoporous metal oxides. The method, known as chemical-vapor-based confined crystal growth (C3), allows for simultaneous control of the material's composition, porous structure, and crystal size.
Researchers at Nagoya University developed a catalyst system that converts alcohols to valuable chemical products at lower temperatures using safer iodine compounds. The new system eliminates toxic heavy metal waste, cuts reaction temperatures by over half, and reduces energy costs.
Researchers at Shibaura Institute of Technology have developed a scalable and safer method to generate hydrogen fluoride, eliminating the need for pressurized HF gas and corrosive liquid reagents. The new fluorinating complexes can be used for pharmaceuticals, functional materials, and molecular probes.
The European Research Council has awarded three ERC Proof of Concept grants to Göttingen University professors, enabling the development of initiatives that can benefit Europe's economy and society. The projects focus on harnessing renewable energy, reducing chemical waste, and improving biomedical image analysis.
Heterometallic nanosheets with defined structures can be synthesized in a single-phase reaction, enabling their use as coatings, electronic devices, and catalysts. The discovery paves the way for mass-producing these nanomaterials using printing technology.
Researchers have developed a novel electrified catalysis strategy that removes more CO2 and CH4 from the atmosphere than it emits, resulting in net-negative greenhouse gas emissions. The process converts these compounds into syngas with an impressive energy utilization rate of 80%.
A new palladium-loaded a-IGZO catalyst achieved over 91% selectivity when converting CO2 to methanol, leveraging electronic properties of semiconductors. The study demonstrates novel design principles for sustainable catalysis based on electronic structure engineering.
The EU-funded SUNER-C project developed a technological roadmap and community mapping tool to accelerate the transition of solar fuels and chemicals from lab to industrial applications, fostering collaboration among stakeholders and supporting the EU's carbon neutrality objectives.
The study highlights the challenges of commercializing renewable polymers, but also emphasizes the potential of chemical modification to improve their properties for clinical use. The research aims to provide a comprehensive overview of these sustainable materials in biomedical practice.
A team of researchers from Shibaura Institute of Technology, Japan, has developed a novel fluorinating quaternary ammonium complex with extremely low hygroscopicity, making it an excellent reagent for electrochemical fluorination. The new agent was synthesized by combining KF with tetrabutylammonium bromide and showed promise in pharma...
Researchers have developed a more efficient method for producing green ammonia using artificial intelligence and machine learning. The new process achieves a sevenfold improvement in production rate while being nearly 100% efficient, making it a viable alternative to traditional methods.
Researchers have discovered a zinc-based metal-organic framework (MOF) that efficiently captures CO2 while resisting interference from water. The study reveals the unique adaptability of CALF-20 under varying conditions, making it a promising solution for industrial carbon capture
Researchers develop new recycling concept using fatty acids to extract silver from electronic waste, making it financially viable. The process uses light and diluted hydrogen peroxide, resulting in a sustainable separation method.
Researchers from Institute of Science Tokyo developed a novel catalyst that efficiently produces sulfones at low temperatures, achieving high selectivity and reducing precious metal consumption. The new SrMn₁₋xRu_xO₃ catalyst offers significant advantages over conventional systems, making it suitable for various industries.
Biomass is crucial for Europe's ability to reach its climate targets, providing both energy and negative emissions. Excluding biomass from the European energy system would increase costs by 169 billion Euros per year.
The EU has listed phosphorus as a critical raw material due to supply disruptions and lack of substitutes. Green chemistry methods can contribute to more efficient production and use of multifunctional phosphorus compounds, including phosphonates.
Researchers developed AshPhos, a ligand that facilitates the formation of carbon-nitrogen bonds using inexpensive materials. The tool has potential applications in pharmaceuticals, nanomaterials, and degrading PFAS pollutants.
Researchers at Northwestern University have developed an efficient storage agent for sustainable energy solutions using triphenylphosphine oxide (TPPO), a well-known chemical byproduct. The team's 'one-pot' reaction method enables the transformation of TPPO into a usable product with powerful potential to store energy.
Researchers have developed a novel copper-based catalyst that can selectively convert CO2 into acetaldehyde with an impressive efficiency of 92%. The breakthrough provides a greener and more sustainable way to produce acetaldehyde, potentially replacing the Wacker process and reducing CO2 emissions.
Scientists developed a new method using plasma-derived atomic hydrogen to enable low-temperature carbon dioxide methanation. The findings show that PDAH can improve methane yield at low temperatures and provide a promising avenue for efficient CO2 recycling.
Researchers developed a high-entropy alloy anode composed of nine non-precious metal elements, demonstrating remarkable durability and low production cost. The new anode outperforms conventional iridium oxide anodes in organic hydride electrolytic synthesis, potentially advancing large-scale hydrogen supply chain development.
A study found that levels of toxic chemicals in people's bodies decreased both in California and nationwide following the listing of over 850 chemicals under Proposition 65. This decline suggests that the law has led to widespread reformulation of products, reducing exposure to harmful substances.
Researchers at Yokohama National University have developed an efficient way to hydrogenate nitrogen-containing aromatic compounds, reducing the industry's environmental footprint. The new method uses water and renewable electricity as energy sources, achieving high efficiency and scalability.
A research team from Aarhus University has found a method to recycle polyurethane foam into its original components, polyol and isocyanate. The new process recovers up to 82 weight percent of the material, making it possible to reuse them as raw materials in new PUR products.
Empa researchers have developed a system to investigate up to ten different reaction conditions for producing synthetic fuels from CO2. The system accelerates the discovery process by generating a large number of high-quality datasets, enabling scientists to make accelerated discoveries.
Researchers at Flinders University have discovered a novel method to produce gold nanoparticles in water using a vortex fluidic device, eliminating the need for toxic chemicals. The technique also generates hydrogen and hydrogen peroxide through contact electrification reactions.
Engineers have modelled a new way to recycle polystyrene that could make the material reusable. The technique uses pyrolysis to break down polystyrene into parts that can be reformed into new pieces of the material, reducing energy consumption and increasing yield.
A team of researchers from Osaka University used machine learning to identify a highly effective boron-based catalyst for chemical transformations of amino acids and peptides. The new catalyst generates only water as a coproduct and promotes high-yield reactions with minimal environmental impact. By leveraging computational methods, th...
A new AI method developed by Swedish researchers can identify toxic substances based on their chemical structure, potentially replacing animal testing. The method has been shown to be more accurate and broadly applicable than existing computational tools, offering a promising alternative for environmental research and authorities.
University of Illinois Chicago engineers have developed a new ammonia production process that meets several green targets. The process combines nitrogen gas and ethanol with a charged lithium electrode, producing ammonia at low temperatures and regenerating materials with each cycle. If scaled up, the process could produce ammonia at 6...
The team developed a 'catch-and-release' mechanism to oxidize hydrophobic compounds, selectively and efficiently producing hydrophilic products under mild conditions. This breakthrough enables the selective two-electron oxidation of anthracene and aromatic compounds from mixtures, solving a long-standing challenge.
A study from Chalmers University of Technology found that the production and use of ammonia as a marine fuel can lead to eutrophication, acidification, and emissions of potent greenhouse gases. Researchers warn that the pursuit of low-carbon fuels may create new environmental challenges.
Scientists from Osaka University and collaborators identify environmentally friendly reaction conditions for producing peracids, overcoming wasteful and dangerous chemical synthesis methods. The optimized process uses sunlight and oxygen, allowing for safe and cost-effective production of essential chemicals.
A research team at Osaka University has found a way to synthesize alkylamines in a sustainable and cost-effective manner, using a novel catalyst system that produces only water as a byproduct.
A £1.75m project led by Professor Chenyu Du aims to develop new processes for recovering polyester and cellulose from mixed cotton and polyester fibres. The goal is to create a roadmap towards net-zero for the textiles industry, reducing plastic waste and increasing recycling rates.
The four-year Bio-LUSH project optimizes biomass value chains and develops green processing methods to extract high-quality fibers from diverse plants. The initiative supports the establishment of a sustainable bio-fibrous economy in Europe by utilizing underexplored biomass feedstocks.
A team of chemists developed a method to generate fluorochemicals without hydrogen fluoride, reducing energy requirements and carbon footprint. The new process mimics natural biomineralization, enabling the synthesis of over 50 different fluorochemicals directly from CaF2.
The Leipzig research team has developed a process to convert phenol into adipic acid using electrochemical synthesis and microbial conversion, achieving high yields of electrons and cyclohexanol. The technology has the potential to replace fossil-based nylon production, reducing emissions and energy consumption.
Researchers at PNNL have developed a baking soda solution for storing hydrogen, addressing the challenge of long-duration energy storage. The study aims to advance the DOE's H2@Scale initiative and reduce the cost of hydrogen production.
Researchers have developed a simple green process to extract both keratin and melanin from human hair without harsh chemicals or excessive waste. The extracted compounds have antioxidative properties and can help shield against ultraviolet light, making them suitable for biomedical applications.
Researchers explored multicomponent electrocatalysts for activating and converting inert bonds in CO2 and N2. Three models were developed: Type I, II, and III, offering advantages in stability, activity, and reaction processes. Future directions involve scaling up and integrating these processes into industrial applications.
Researchers at CABBI designed a new wastewater treatment process that simultaneously treats water and recovers biogas, reducing capital costs and energy usage. The process efficiently converts organic contaminants to biogas, achieving simultaneous energy recovery and wastewater treatment.
Researchers at Chalmers University of Technology have developed a cellulose-based material that can easily remove 80% of toxic dyes from wastewater using sunlight. The method is cost-effective, simple to set up, and could benefit countries with poor water treatment technologies.
The IMPACTIVE project aims to develop a sustainable alternative to traditional pharmaceutical production methods. By leveraging mechanochemistry, the team hopes to reduce waste and emissions in the industry. The initiative has already shown promising results, with potential cost savings of up to 12%.
Scientists at Shinshu University have created a new method for achieving structural coloring through plasma irradiation of graphite, eliminating the need for harmful color dyes. The technique produces erasable and stable colors that can be manipulated using various factors, offering a sustainable solution for the art world.
Scientists at Rice University, Stanford University, and UT Austin have developed a mechanism to generate solvated electrons through plasmon resonance, making it easier to turn light into these clean, zero-byproduct chemicals. This breakthrough could lead to new ways of driving chemical reactions and reducing greenhouse gas emissions.
A new study reveals that wood releases low levels of formaldehyde at room temperature due to a lignin-mediated Fenton reaction. Researchers have developed an effective, low-cost method to mitigate this release by mixing antioxidants and chelators with wood or spraying them on surfaces.