Articles tagged with Single Molecule Chemical Reactions
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.
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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.
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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 at CARS create detailed maps of chemical reactivity, discovering regions of unexpected outcomes and reconstructing intricate reaction networks. This new understanding enables control over the formation of different major products from a set of starting materials.
A new study has revealed chemical signatures of ancient Martian microbial life in the Bright Angel formation, a region of Jezero Crater known for its fine-grained mudstones rich in oxidized iron and organic carbon. The findings suggest that early microorganisms may have played a role in shaping these rocks through redox reactions.
Researchers achieved control over competing reaction outcomes by selectively manipulating charge states and specific resonances through targeted energy injection. This breakthrough has profound implications for pharmaceutical research, potentially improving efficiency and sustainability.
Researchers at Okayama University developed a switchable process to synthesize 3-aminoindolines and 2'-aminoaryl acetic acids from a common substrate using Grignard reagents and azide compounds. The new protocol utilizes tautomerism to control chemoselectivity and achieves efficient synthesis with good yields.
Researchers developed a novel compound with nonlinear photochromic properties, achieving enhanced contrast and spatial resolution. The compound exhibits improved coloration efficiency with higher-intensity light, enabling diverse applications in photolithography, 3D printing, and optical disks.
Researchers at Curtin University have created a piezoresistor the size of a human hair, revolutionizing chemical and biosensors. This breakthrough enables detection of diseases through molecular shape changes, offering new possibilities for health monitoring devices.
Scientists have developed a method to control chemical reactions in a single molecule by applying voltage pulses, resulting in unprecedented selectivity. By fine-tuning the voltage, researchers can interconvert different products formed during the reaction.
Scientists have developed a method to estimate the temperature of chemical reactions activated by plasmons, revealing that properties of plasmons depend on thermal effects and other factors. The study used organic molecules as ultra-small sensors, showing different temperatures for two molecules triggered by plasmon energy.
Researchers at Georgia State University have made a groundbreaking discovery in catalytic reactions, revealing that nanoconfinement can actually speed up chemical reactions. This finding has major implications for the engineering of new, more energy-efficient catalysts that could save billions of barrels of gasoline every year.
Researchers tracked over 10,000 molecule trajectories to find increased reaction rates and reduced adhesion in nanowell-confined catalysis. The study could lead to the design of high-performance catalysts.
An ASU-led team has developed the first controllable DNA switch, allowing for reversible control of electricity flow within a single molecule. The modified DNA helix can conduct electricity and is reversibly controlled using an anthraquinone group.
Researchers discovered that solvent molecules can significantly impact the formation of an ether molecule, even when they don't directly participate in the reaction. A second methanol molecule is essential for the reaction to occur, indicating that solvent molecules are not just bystanders but rather assistants.
Researchers activate a single molecule switch using an atomic-force probe, revealing the need for precise positioning and chemical reactivity. The study's findings could lead to new control of chemistry at the atomic level.
Researchers have successfully used two catalysts to produce valuable compounds for biomedical research. The cooperative catalysis approach allows for rapid, efficient and controlled production of large amounts of a key building block for many pharmaceuticals.