Articles tagged with Mathematical Physics
Researchers at Princeton University developed a mathematical framework that strips away differences between scientific laws and theories to reveal common ground. The framework, called operational dynamic modeling, allows for a smooth transition between classical and quantum mechanics.
Austrian physicist Friedrich Hasenöhrl's work on blackbody radiation in a cavity may have influenced Einstein's famous equation E=mc2. However, the study also reveals that Hasenöhrl arrived at an incorrect energy/mass correlation due to failing to account for mass loss during radiation.
Researchers found that different particles create smooth or rough deposition profiles at the drop edge depending on their shape. They tested Poisson and KPZ processes, two classes of interfacial growth processes, and discovered elongated particles produced a KPZ class of growth.
Scientists have found a model that describes the evolution of cauliflower-type fractal morphologies for nanoscopic systems, offering insights into natural structures like sea coasts and blood vessels. This breakthrough may help improve technologies used in thin film coatings and generate textures in computer simulations.
Kostas Skenderis, a University of Southampton professor, has been awarded a $175,000 grant to investigate the laws of physics at the beginning of time and space. He aims to combine Einstein's theory with quantum physics to develop a new holographic theory for the early universe.
Researchers propose a mechanism of individual interaction to understand collective macroscopic behavior, finding power-law tails in some models. The diversity of saving propensity among individuals plays a role in shaping the distribution of wealth.
Michael Maroun, a UC Riverside graduate student, is attending the 62nd Lindau Nobel Laureate Meeting to interact with 25 Nobel laureates in physics. He hopes to make mathematical physics more popular and give it international attention.
Researchers discovered a commonality among superconductors, Bose-Einstein condensates, magnets, crystals, neutron stars, and cosmic strings. The Nambu-Goldstone boson theory applies to all these phenomena, predicting or designing unusual behavior in new materials.
New York University researchers have discovered that top-heavy structures can hover stably in the air due to aerodynamic forces. The findings suggest a new approach to designing stable flapping-wing aircraft and robots.
Researchers from Boston College and Harvard analyzed Pollock's techniques, revealing his use of jets, drops, and sheets governed by fluid dynamics. The team described Pollock's physical technique in terms of paint load volume, viscosity, flow rates, and gravity.
A mathematical analysis of Pollock's work highlights his deliberate and calculated approach to natural phenomena. The study reveals that Pollock exploited fluid dynamics to create unique aesthetic effects, blurring the line between art and science.
A study published in New Journal of Physics analyzed the pattern of populations speaking Castilian and Galician languages in Spain. The researchers found that levels of bilingualism can lead to the steady co-existence of two languages in a stable population.
NYU's Robert Fergus, Jinyang Li, and Matthieu Wyart receive $50,000 fellowships to support their innovative work on computer vision, machine learning, and physical systems. The awards recognize the potential of these rising stars in their respective fields.
The DFG is establishing ten new Research Training Groups to provide doctoral researchers with a structured research and qualification programme. The groups cover topics such as cellular responses to ionising radiation, interactions during market regulation, and psychological development risks in children and adolescents.
Researchers found a power-law relation between hurricanes and energy released, indicating that predicting hurricane intensity is challenging. The study also suggests a connection between global warming and the distribution of tropical cyclones.
Physicist Garrett Lisi proposed a 'theory of everything' centered on the enigmatic E8, but Emory mathematician Skip Garibaldi and colleague Jacques Distler found fatal flaws in its math. The resulting paper shows that E8's unique structure cannot unify the universe's forces as Lisi claimed.
Katepalli R. Sreenivasan, immediate past director of the International Centre for Theoretical Physics, has been recognized by AAAS for his role in promoting cutting-edge science globally. He was awarded the 2009 AAAS International Scientific Cooperation Award for mentoring students and young scholars from developing countries.
The NSF grant supports a collaborative project involving 15 school districts to enhance math and science teaching and learning. The institute offers a specialized Master of Natural Sciences degree specifically designed for teachers, aiming to improve the quality of instruction and increase student access to advanced courses.
The American Institute of Physics (AIP) awards the 2009 Dannie Heineman Prizes to Carlo Becchi, Alain Rouet, Raymond Stora, and Igor Tyutin for their discovery and exploitation of BRST symmetry in gauge theories. Lennox Cowie receives the astrophysics prize for his innovative observations of the distant universe.
Researchers are exploring how drugs interact with cells to identify new ways to overcome resistance. By combining physics and mathematics, they aim to control drug delivery and reduce multidrug resistance in diseases like cancer and malaria.
Soundararajan and Roman Holowinsky prove a significant version of the quantum unique ergodicity (QUE) conjecture using different techniques from number theory. Their work shows that for certain shapes associated with number theory, waves always spread out evenly, eliminating whispering galleries.
Scientists at the University of Liverpool have developed a metamaterial structure that guides water through concentric corridors, reducing wave overtopping and damage to coastal defenses. The 'invisibility cloak' technology shows promise in protecting land from natural disasters such as tsunamis.
The American Institute of Physics (AIP) has awarded the 2008 Dannie Heineman Prizes to Mitchell Feigenbaum for his work on deterministic chaos and Andrew Fabian for his pioneering research in X-ray astronomy. These awards recognize their significant contributions to their respective fields.
Dr. Michael F. Shlesinger receives the 2006 Dr. Fred E. Saalfeld Award for his significant lifetime contributions to science, particularly in nonlinear dynamics and its applications to various fields. He is recognized for fostering research in areas such as shipborne crane control, secure communications, and high-power laser arrays.
The mapping of E8 by 18 leading mathematicians and computer scientists represents a significant breakthrough in basic knowledge and large-scale computing. The result is an enormous, dense calculation that compares in size to the human genome project.
Researchers at UW-Madison crack long-standing problem of mock theta functions using Harmonic Maass Forms. The discovery is invaluable in resolving open questions in number theory and enables applications to physics, chemistry, and mathematics.
Researchers found intricate tilework in medieval Islamic architecture exhibits decagonal quasicrystal geometry, a concept discovered in the West in the 1970s and 1980s. This finding suggests that medieval Islamic artisans used specialized tiles, called girih tiles, to create complex patterns without lengthy, painstaking processes.
Golse and Saint-Raymond received the prize for their paper connecting weak solutions of the Boltzmann equation to Leray solutions of the incompressible Navier-Stokes equation. Their research focuses on mathematical physics problems, including kinetic equations and fluid dynamics.
Computer science has a profound impact on various scientific fields, including biology and physics. Chazelle emphasizes the importance of understanding algorithms in capturing complex realities, rather than traditional mathematical formulas.
Researchers discovered a hidden unity between celestial mechanics and atomic physics, revealing similarities in the mathematics governing both. This connection enables new ways to design space missions with minimal fuel usage.
Helices are a great way to bunch up long molecules like DNA, enabling information to be tightly packed and forming a surface for machines to grasp. Researchers envision a flexible tube immersed in hard spheres to visualize how space matters in helix formation.
Researchers studied the plant's leaves, discovering an 'active snap-buckling instability' that controls rapid closure. The study reveals key mechanisms for the plant's trap-like movement, with implications for biomimetic systems and tiny artificial devices.
These materials have potential uses in lasers, drug detection, and sensors, offering new possibilities for applications with minimal energy cost. Professor Warner's research has increased interest in liquid crystal elastomers, which could lead to further discoveries.
Princeton physicists Paul Chaikin and Salvatore Torquato used M&Ms to investigate the physical principles behind particle packing. They found that oblate spheroids can pack up to 68% of the container's space, exceeding the density of perfect spheres.
Researchers at the Salk Institute discovered a complex chain of events leading to Notch activation, which is crucial for proper left-right asymmetry. The study used mathematical modeling to pinpoint factors regulating Notch activity, revealing extracellular calcium as a key trigger.
Researchers at Purdue University have made a groundbreaking discovery about the formation of drops from nozzles, which could lead to new methods for making threads, wires, and particles. The team found that when a nozzle is immersed into sticky liquids, such as honey or silicone oil, the drop forms differently, creating an extremely th...
Scientists have found that colloidal particle clusters exhibit beautiful and unexpected symmetry, obeying a simple mathematical principle. The discovery may have implications for understanding the atomic-scale structure of liquids and the properties of matter.
The Center for Theoretical Biological Physics at UCSD combines theoreticians and experimentalists to advance research in understanding complex biological systems. The interdisciplinary approach will provide insights into fundamental laws governing biological systems, enabling predictions and breakthroughs in biology and physics.
Brian Gerke, a 1999 Williams College graduate, has won the LeRoy Apker Award for his research on the effect of light on retinal molecules. His work could potentially help design optical computer memories and sensors.
Anthony Leggett, a professor of physics at the University of Illinois, has been named an Honorary Fellow of the Institute of Physics. He was recognized for his fundamental contributions to theory of superfluidity in helium-3 and quantum mechanics of macroscopic systems.
Researchers solved Einstein's three-dimensional equations for gravitational waves using a CRAY T3E-136 system and ImmersaDesk virtual reality systems. The demonstration showcased an 8,000-kilometer transatlantic connection, with data transmitted at millions of bits per second.
Researchers at Ohio State University have developed a new model of atomic forces that may solve a long-standing problem in particle physics. The work aims to reconcile physicist Richard Feynman’s 1970s model of the proton with modern views of quark structure, simplifying equations and potentially aiding experimental calculations.
Riemann's concept of curved space was pivotal in Einstein's explanation of gravitation, while his abstract surfaces inspired modern math and physics. His ideas continue to influence contemporary theories like string theory.
Gordon Kane highlights the importance of models in physics, citing Aristotle's flawed theory as an example. He emphasizes that scientists test multiple models against reality to determine which one is correct. The Standard Model of particle physics is a prime example, developed after decades of research and testing.
The Physics 2000 Project offers a fun and interactive approach to learning physics, featuring over 30 virtual experiments and explanations by cartoon characters. Users can explore topics such as X-rays, wave interference patterns, and electromagnetic radiation in an engaging and accessible way.