Articles tagged with Quantum 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.
Judy Wu's research proposes connecting aromaticity and hydrogen bonding to control material properties. Her work may lead to the development of new materials with novel properties.
The discovery suggests that the increase in oxygen in the biosphere triggered the addition of supplementary amino acids to form more functional proteins. The newer amino acids have systematically softer chemistry, making them more reactive and prone to undergo chemical changes.
The Pitt research team is developing a new approach using machine learning and quantum chemistry calculations to predict effective and degradable chelating agent candidates. This project aims to improve the sustainability of industries such as detergent manufacturing, heavy metal treatment, and waste remediation.
Researchers at the University of Vienna developed a quantum ruler for biomolecules using a novel arrangement of nanogratings and laser beams. The technique allows for precise measurement of molecular electronic properties, such as those of vitamins A, E, and K1, with high accuracy.
Researchers have performed a quantum-mechanical simulation of an ultracold chemical reaction, revealing the underlying chaotic dynamics of the system. The study's findings have important implications for controlled chemistry experiments and technological applications in quantum computing and sensing.
Researchers have discovered a novel approach to controlling quanta using the tennis racket effect, which can visualize fault-tolerant manipulation of quanta. This breakthrough enables faster and more efficient quantum computing, with potential applications in secure networks and ultrafast quantum computers.
Gustavo Scuseria, a renowned chemist at Rice University, has won the Royal Society of Chemistry S F Boys - A Rahman Award for his outstanding innovative research in computational chemistry. He will share his exciting new results during a lecture tour in the U.K., focusing on solving the strong correlation problem.
Researchers at Sandia National Laboratories have developed computationally efficient methods to approximate potential energy surfaces, allowing for the detailed study of complex hydrocarbon molecules. The technique speeds up quantum mechanical computations by exploiting the low-rank structure of potential energy surfaces.
Theoretical chemists at Princeton University developed operational dynamic modeling (ODM), a new approach to model quantum friction, which satisfies both the Heisenberg Uncertainty Principle and produces real observations. This breakthrough opens a way forward to understand not only quantum friction but also other dissipative phenomena.
Scientists are exploring the formation of novel molecular aggregates at ultra-cold temperatures, where quantum mechanical principles govern interactions between atoms and molecules. By studying synthetic solids created by optical lattices, researchers aim to develop a new theory describing the chemistry of ultra-cold atoms.
Scientists have successfully imaged ultrafast unidirectionally rotating molecules at 100 billion per second, revealing a quantum wave-like nature. The high-resolution imaging reveals rotational wave packets with distinct angular velocities, showcasing the transition from quantum to classical behavior.
Researchers at Princeton University have directly observed the electronic states of iron-sulfur clusters in enzymes, revealing an order of magnitude more accessible states than previously reported. This discovery presents many different chemical possibilities and could explain the ubiquity of these clusters in biological processes.
Yale physicists have successfully cooled strontium monofluoride to near absolute zero using magneto-optical trapping, enabling new research in quantum chemistry and particle physics. The discovery opens doors for experimentation in precision measurement, quantum simulation, ultracold chemistry, and tests of the standard model.
Researchers found that pyrrole molecule movement is affected by quantum laws, changing the energy landscape and impacting the whole molecule. The study's results suggest that 'zero-point energy' plays a crucial role in the molecule's diffusion on metal surfaces.
Researchers confirm experimentally that quantum effects allow chemical reactions to proceed rapidly, even at low energies. By merging beams of particles, they achieved a collision temperature of just 0.01 K and observed dramatic changes in reaction rates, revealing the power of quantum phenomena in cold chemistry.
Researchers successfully demonstrated quantum behavior in molecules with over 400 atoms, resolving a key aspect of 'Schroedinger's cat.' The experiment used tailor-made organic molecules that can exist in a superposition of clearly distinguishable positions.
Researchers at Tel Aviv University have discovered a new way to melt glass by cooling it to near Absolute Zero, using quantum mechanics to defy classical physics. This breakthrough could pave the way for future materials science discoveries.
Physicists at JILA have observed chemical reactions near absolute zero, demonstrating that chemistry is possible at ultralow temperatures. By controlling ultracold molecules' internal states and molecular motions, scientists can study how the molecules scatter or interact with each other quantum mechanically.
Researchers at University of Toronto have found evidence of quantum mechanics in marine algae's ability to optimize photosynthesis. This discovery suggests that energy from absorbed light resides in a state known as coherence, allowing for efficient flow of energy through the system.
A team of chemists at the University of Georgia has proposed a mechanism for how adenine, a key component of DNA, might be formed from five cyanide molecules under terrestrial conditions. The research suggests that simple molecules can combine chemically to form the building blocks of life, offering a new answer to an unsolved puzzle.
Researchers create quantum mechanical analog of Ulam's conjecture to control chemical reactions and move quantum objects. This method uses photons to harness chaotic motion, allowing for efficient steering of quantum systems between two specified states.
Prof. Shaik, a renowned expert in organic chemistry, has been selected by the AAAS for his groundbreaking work on valence bond theory, which has recharted the mental map of chemistry. He is a recipient of numerous prestigious awards, including the Outstanding Young Chemist Award and the Lise Meitner-Alexander von Humboldt Research Award.
Daniel Crawford's work aims to prevent undesirable side effects in synthetic drugs by accurately determining molecule handedness. He is developing computer models to compute optical rotation, allowing natural-products chemists to identify the correct hand of molecules.
Computers can now simulate complex molecular reactions with larger molecule sizes, expanding the capabilities of quantum chemistry. Researchers aim to reduce computation time without losing accuracy.