Articles tagged with Chemical Properties
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.
A new FAU study uncovers the impact of acidic water on shell-building marine organisms, highlighting the need for strategies to mitigate coastal acidification. The research found that nutrient pollution, freshwater input, and other environmental factors contribute to reduced aragonite saturation.
Researchers present novel theoretical framework explaining non-monotonic temperature dependence and sign reversal of chirality-related AHE in highly conductive metals. The study reveals clear picture of unusual transport phenomena, forming foundation for rational design of next-generation spintronic devices and magnetic quantum materials.
Researchers developed MatAgent, an AI framework that leverages a large language model to design new inorganic materials. The system uses natural language reasoning and explains its decisions in plain language, making the design process more efficient and transparent.
A team of researchers at the University of Pennsylvania has designed a new light-controlled cholesterol molecule that selectively targets two poorly understood sterol transport proteins, ORP1 and ORP2. This breakthrough enables precise spatiotemporal control over cholesterol's biological activity, paving the way for advanced therapeutics.
Researchers developed a nanoengineered polymer coating that reflects sunlight and radiates heat, capturing atmospheric water vapour to create a sustainable source of fresh water. The technology can be integrated into paint-like materials for large-scale use, complementing existing systems and addressing global challenges.
Professor Matt Rosseinsky, a leading researcher at the University of Liverpool, has been awarded the Royal Medal for his groundbreaking work in materials chemistry. His innovative approach uses artificial intelligence to design and discover new materials with unique properties.
Researchers have developed a novel way for liquid crystals to retain information about their movement, enabling the creation of smart and flexible materials. The breakthrough could lead to advancements in memory devices, sensors, and new types of physics.
A team of Penn engineers and materials scientists have developed a biomineral-infused concrete that captures up to 142% more CO2 than conventional mixes while using less cement. The new material is stronger, lighter, and uses fewer materials like cement.
A 2.35-billion-year-old meteorite offers fresh insights into the Moon's volcanic history and suggests ongoing internal heat generation processes. The rock's distinct composition provides new constraints on when and how volcanic activity occurred on the Moon.
Researchers developed a machine learning framework that can predict how materials respond to electric fields up to a million atoms, accelerating simulations beyond quantum mechanical methods. This allows for accurate, large-scale simulations of material responses to various external stimuli.
Materials researchers at Harvard have created a way to produce natural rubber that retains its stretchiness and durability while improving its ability to resist cracking. The new material is four times better at resisting slow crack growth during repeated stretching and 10 times tougher overall.
Scientists developed a novel solvatochromic fluorescent dye that enables high-precision temperature measurements through changes in fluorescence properties. The researchers achieved exceptional sensitivity and resolution, ideal for bioimaging applications.
Camille Bilodeau's project uses AI and molecular simulations to design peptide-covered surfaces for targeted applications, including new medicines, water desalination, and semiconductor manufacturing. Her research group aims to develop a rapid predictive tool to understand surface-water interactions of tethered peptides.
Dr. Alison Altman, a Texas A&M chemist, has received the NSF CAREER Award to support her research on underexplored elements of the periodic table and their applications in technology. She aims to expand chemistry education at all levels, emphasizing its impact on everyday life.
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.
A team of food scientists is developing tempeh products from chickpeas and peas to offset the health risks of a Western diet. The new fermented foods may help with obesity, fatty liver, hyperlipidemia, and diabetes. Preliminary research suggests they are high in fiber and low in fat.
A team of international researchers successfully controlled the quantum states of matter at ultrafast time scales and its chemical properties with extreme precision using light in the extreme ultraviolet. The technique was demonstrated on helium atoms, enabling the enhancement of selected quantum processes while suppressing others.
Researchers have created a versatile shape-changing polymer that can twist, tilt, shrink, and expand, mimicking animal movements. The polymer's unique properties make it useful for creating soft robots or artificial muscles, with potential applications in medicine and other fields.
Researchers at the University of Jena have developed a method to functionalise graphene without interference, allowing for ultrasensitive detection of biomarkers. This breakthrough enables rapid, cost-effective diagnostics using graphene-based field-effect transistors.
Researchers at UVA have developed a new polymer design that decouples stiffness and stretchability, allowing materials to be both strong and flexible. The 'foldable bottlebrush polymer networks' can store extra length within their structure, enabling them to elongate up to 40 times more than standard polymers without weakening.
Researchers developed a new durable plastic that breaks down in seawater, reducing microplastic pollution. The material is strong, non-toxic, and customizable for various applications.
Researchers have determined the chemical properties of moscovium and nihonium, which are more reactive than flerovium. The study uses a newly developed setup for chemical separation and detection to observe the very short-lived moscovium-288 and its daughter nihonium-284.
Scientists at Osaka Metropolitan University have synthesized aza-diarylethenes that exhibit both photoswitching and thermal switching properties. These new molecules can be used as rewritable recording mediums, written with light or heat, and erased with visible light.
Researchers have discovered that the strength of a coupling between nuclear spins depends on the chirality or handedness of a molecule. The study found that in molecules with the same handedness, the nuclear spin aligns in one direction, while in molecules with opposite handedness, it aligns in the opposite direction.
Recent research highlights the multifaceted potential of chestnut tannin in various sectors, including its use as a replacement for antibiotics in animal feed and as a biostimulant and biofertilizer in agriculture. The compound's high biological activity is attributed to its ortho-phenolic groups.
Scientists developed a streamlined approach to assemble 2D molecular structures using a supramolecular scaffold, enhancing the efficiency of singlet fission and paving the way for advancements in solar cells. The new method created two distinct 2D self-assembling structures with high quantum yields, outperforming previous designs.
Cornell University researchers have created a dual-sided semiconductor chip that combines photonic and electronic functions, shrinking device size and energy consumption. This innovation leverages the unique properties of gallium nitride crystals, allowing for multiple functionalities to be integrated into a single wafer.
A new filtration material developed by MIT researchers uses natural silk and cellulose to remove persistent chemicals, including PFAS and heavy metals. The material's antimicrobial properties help keep filters clean, providing a nature-based solution to water contamination.
Researchers at Auburn University are developing a new instrument to characterize respiratory aerosols, which can transport viruses over longer distances. The technique uses fluorescence to analyze particles sensitive to pH, viscosity, and phase state.
A new study by Prof. Daniel Mandler and his team found that organic molecules can significantly influence the electrical properties of gold nanoparticles, up to 71 mV. The research highlights the importance of capping agents in controlling nanoparticle behavior and provides insights for customizing their interactions.
Scientists have created mirror-image cyclodextrins in the laboratory, which could make it easier to formulate and deliver complex medications. These discoveries may also lead to improved treatment of cardiovascular diseases caused by atherosclerotic plaques.
Researchers at NIMTE have developed a fatigue-free ferroelectric material based on sliding ferroelectricity, eliminating performance degradation and device failure. The bilayer 3R-MoS2 dual-gate device retained its memory performance after 10^6 switching cycles.
Researchers at Tokyo University of Science have developed a novel approach to directly observe electron transfer in solids using X-ray crystal structure analysis. This breakthrough could lead to advancements in energy storage, nanotechnology, and materials science research.
Researchers found that bubbling olive products before oil extraction decreases oil quality. The study measured absolute phenolic compounds, antioxidant capacity, and acidity levels in bubbled oil (BO) compared to virgin olive oil (VOO). BO had lower antioxidant properties and higher acidity levels than VOO.
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.
A male Sumatran orangutan applied sap from a climbing plant with anti-inflammatory and pain-relieving properties to a facial wound, closing it within five days. This self-medication behavior may have originated in a common ancestor shared by humans and orangutans.
Researchers found widespread data gaps on environmental effects, emphasizing the need for updated information requirements in REACH legislation. They propose utilizing cross-species knowledge and grouping substances to increase understanding.
Scientists at Salk Institute explore the clinical potential of cannabinol (CBN) in treating traumatic brain injury, Alzheimer's disease, and Parkinson's disease. They identify four CBN analogs with improved neuroprotective ability and drug-like efficacy.
Researchers at Insilico Medicine have identified a new class of Polθ inhibitors featuring central scaffolding rings, designed using Chemistry42, with significant enzymatic and cellular potency. The discovery showcases the potential of AI in medicinal chemistry for precise molecular modifications.
Researchers at Insilico Medicine have developed a novel PTPN2/N1 inhibitor with improved oral absorption and robust antitumor efficacy using the company's generative AI engine. The new compound demonstrates enhanced biological activities compared to existing inhibitors, offering new treatment possibilities for cancer patients.
A new 3D printer developed by researchers at MIT and NIST can automatically identify the parameters for printing with unknown materials. This allows for the use of renewable or recyclable materials that were previously difficult to characterize, reducing the environmental impact of additive manufacturing.
Researchers at Hokkaido University identified 341 different molecular species of lipids in four types of herbal tea, which may contribute to the teas' health benefits. The study reveals significant variations in lipids among the teas, with some containing novel short-chain fatty acid esters and polyunsaturated fatty acids.
Researchers have made significant breakthroughs by harnessing AI in metamaterials research, leading to faster device development and more precise data analysis. This convergence of AI and metaphotonics has the potential to transform various domains, including diagnosis, environmental monitoring, and security.
Professor Kostya Trachenko develops a general theory for predicting melting points, resolving a century-long puzzle. The new framework incorporates recent advancements in liquid theory and reveals a surprising universality across different material types.
Researchers at Rice University have developed a custom-built miniaturized chemical vapor deposition (CVD) system that can observe and record the growth of 2D MoS2 crystals in real-time. Through advanced image processing and machine learning algorithms, they were able to extract valuable insights into the growth processes of these mater...
Researchers at UNIST have developed a method to measure nanometer-sized samples within a transmission electron microscope, utilizing nano-thermometers based on cathodoluminescence spectroscopy. The technique offers improved accuracy and spatial resolution compared to conventional methods.
A study reveals that restoration strategies in the semi-arid region of Brazil have led to a return of native ecosystem services by improving soil microbial properties. The techniques, including removal of cattle and cultivation of cover crops, have resulted in higher biodiversity and crop yields.
Researchers at Oxford University discovered that similarly charged particles in solution can attract each other at large separations, depending on the solvent. This effect has significant implications for processes such as self-assembly and phase separation.
A team of researchers from Tokyo University of Science employed a new 'transmetallation' technique to synthesize lateral heterojunctions of 2D coordination nanosheets. The method enables the creation of ultrathin electronic devices with unique properties, paving the way for innovative devices.
Researchers at Columbia University have synthesized the first 2D heavy fermion material, CeSiI, a layered intermetallic crystal composed of cerium, silicon, and iodine. The material has electrons that are up to 1000x heavier than usual, enabling exploration of quantum phenomena such as superconductivity.
The study shows that PFAS-treated gear repels water but not oil or hydraulic fluid, posing a flammability hazard to firefighters. The research also reveals that PFAS-free gear performs similarly in terms of strength, but loses its oil-repelling properties after aging tests.
Scientists develop antiaromatic molecules that exhibit absorption and fluorescence bands in the near-infrared region, enabling deep biological imaging and photothermal therapy. This breakthrough holds potential for diverse NIR luminescent materials and applications in fields like healthcare, optoelectronics, and materials science.
Researchers at Xi'an Jiaotong-Liverpool University have developed a sensitive and robust pH sensor that can detect pH variation in just a few microliters of samples. The new sensor uses novel materials and methods to overcome the current method's limitations, which are not sensitive enough or fragile for commercial-scale use.
Researchers studied shark and skate skin mucus to understand its unique biochemistry. They found a thin, neutral mucus layer with properties similar to human mucus, suggesting potential biomedical applications for wound care and treatment.
Researchers created single-chain nanoparticles with thermoresponsive properties, which can be used to produce high-resolution internal images of the human body. These particles create a rich optical contrast that can be used to examine tumors more closely.
A team at Hokkaido University has set a size record for dynamic motion in crystals, demonstrating the largest molecular rotor operational in the solid-state. The rotors consist of a central rotating molecule connected to stationary stator molecules, and can rotate at frequencies of 100–400 kHz.
The researchers created nanoribbons made of phosphorus and tiny amounts of arsenic, which were able to conduct electricity at high temperatures. The arsenic-phosphorus ribbons have also turned out to be magnetic, opening up possibilities for quantum computers.
Associate Professor Tadashi Ando from Tokyo University of Science conducted a study to test the performance of OPC and OPC3 water models, evaluating their shear viscosities and comparing values to experimental calculations. The calculated viscosities for both models were very close, with notable accuracy at temperatures above 310 K.
The Beckman Institute has received a $3.6 million NSF grant to acquire an automated system for designing and analyzing polymers. The system will accelerate the discovery of useful materials, especially in combination with artificial intelligence.
A new study breaks down the complex structure of snail mucus, revealing three unique types of secretions with different functions. The researchers identified novel proteins, some of which have never been seen before, and found that subtle differences in composition can significantly impact properties.