Researchers use innovative technique called 'quantum squeezing' to dramatically speed up the search for dark matter in the lab. The team hopes to find axion particles, which are likely billions of times smaller than electrons and could explain the existence of dark matter.
Researchers have used cosmological observations to constrain a quantum gravity model, disproving the linear version. The quadratic model is placed under tighter scrutiny, with stricter bounds compared to quantum experiments.
Researchers created a gel made of two solid ingredients - polymers and nanoparticles - that can defy thermodynamic laws to remain stable at body temperature. This breakthrough could lead to injectable gels that release medicines over time, replacing daily or weekly shots.
Scientists used environmental transmission electron microscopy to visualize epitaxial rotation of gold nanoparticles on titanium dioxide surfaces during CO oxidation. Theoretical calculations showed that the epitaxial orientation could be induced by changing O2 adsorption coverage at the perimeter interface.
Researchers at Duke University developed a predictive theory for tumor growth that approaches the subject from a new point of view, using thermodynamics and physical space. The results demonstrate how a tumor's growth is directly tied to its need to create greater access to flowing nutrients and conduits for removing refuse.
A thermodynamic analysis by Skoltech professor Henni Ouerdane and his collaborators shows that waste minimization prevails over efficiency or power maximization in animal locomotion. The study recovered trends with experimental data for walk, trot, and gallop gaits.
The study successfully demonstrated an optimal entanglement collective measurement that reduces quantum backaction to zero in a two-qubit system under strongly coherent evolution. The experiment achieved high fidelity of 98.5% and marks a significant advancement in the field of quantum thermodynamics.
Scientists create technique to remotely manipulate heat sources and associated fluid flows using laser light. This enables new functionalities in optofluidics, such as selective delivery of nano-objects and analytes. The method also demonstrates programmable control over optical propulsion forces and fluid streams.
Rutgers scientists expand Darwin's theory of evolution to consider DNA stability as an energy code, enabling analysis of the human genome and explaining long-term survival of species characteristics. The study's findings provide new ways to analyze genomes and potentially improve selection of DNA targets for therapeutics.
Physicist David Wolpert developed a hybrid formalism to analyze far-from-equilibrium systems with explicitly distinguished subsystems. The formalism combines advances in nonequilibrium statistical physics and graphical models, allowing for the study of nanoscale systems like biological cells.
Researchers at Rice University have developed a new method to create nanodiamond from graphene by applying pinpoint pressure, overcoming the energetic barrier to nucleation. This breakthrough could lead to the creation of single-crystal diamond films for electronics and optical applications.
The researchers found that even in ideal conditions, quantum superposition leads to rare events with higher heat dissipation than the Landauer limit, which challenges traditional understanding of information erasure. This finding has significant implications for future quantum chips and thermodynamics.
Researchers aim to demonstrate ideal energy transfer in quantum systems, potentially leading to more efficient engines and quantum computers. The project uses superconducting circuits to design experiments that can be carried out within realistic quantum systems.
Researchers have made a groundbreaking discovery about the role of heat in quantum impurity studies, extending our understanding of thermodynamics. The study reveals that two distinct experimental protocols probe the same information, providing new insights into quantum correlations.
Researcher Erin Lavik found that incorporating theater improvisation activities in a graduate-level thermodynamics course led to higher rates of engagement and participation. Students reported feeling more alert, engaged, and ready to participate during improv exercises.
Crystallization in confined spaces is poorly understood, but researchers have gained insight into the process using colloid particles. The study reveals that kinetics, not thermodynamics, drives crystal structure formation in these systems.
Researchers from Eindhoven University of Technology and University Paris-Saclay found a five-phase equilibrium in mixtures, breaking the Gibbs phase rule. The discovery provides useful insights for industries working with complex mixtures.
Research in East Asia reveals that short-term cloud feedback is mainly driven by decreases in mid- and low-cloud fraction, resulting from changes in atmospheric thermodynamics. The study provides a reference for narrowing inter-model uncertainties in long-term cloud feedbacks.
Researchers developed a framework to analyze entropy in quantum systems, allowing for control over measurements and improving the quality of quantum computer readouts. The study demonstrates the importance of understanding the link between thermodynamics and quantum measurements.
Researchers found that current energy consumption is tied to unchangeable past economic production, which led to an increase in carbon emissions. The study suggests that improving efficiency may actually accelerate civilization growth and consumption, making it harder to reduce CO2 emissions.
Santa Fe Institute researchers Artemy Kolchinsky and David Wolpert present a new framework for understanding the relationship between energy and computation in Turing machines. They derive relationships between algorithmic information and energy, showing that computations with more compressible outputs require more energy.
Researchers developed a machine learning model that analyzes molecular structure to predict enthalpy of formation with better accuracy than traditional approaches. The model's accuracy improves with more data, enabling the development of fully automated algorithms for predicting complex chemical phenomena.
Sea level variability is expected to increase with warming, altering tidal cycles and enhancing coastal flooding and erosion risks. Researchers found that nearly all global models agree on an overall tendency for increased variability on seasonal-to-interannual timescales.
Computational experiments on semiconducting polymers show that adding small molecules enhances performance and stability; predicting improved solar cell materials for extreme operational stress-strain conditions. Researchers at Lehigh University used Frontera, the world's fastest academic supercomputer, to demonstrate this finding.
Scientists in Singapore develop a single-atom device that can perform both energy conversion and cooling tasks, showcasing the potential of quantum mechanics in miniaturizing machines. The device uses lasers to manipulate an atom's vibrations, creating a battery-like effect that stores energy.
Rice University researchers have discovered a hidden symmetry in the chemical kinetic equations used to model biological processes. This discovery has significant implications for drug design, genetics, and biomedical research, as it reveals that errors are controlled by kinetics rather than thermodynamics.
The research team developed an intelligent microsystem employing machine learning and automation to reduce chemical waste by two orders of magnitude and catalytic discovery from weeks to hours. By screening catalysts and polymers faster, the method could lead to more efficient design and environmentally benign plastics.
The study aims to develop a unique instrument to investigate microscopic properties of superconductors and understand the emergence of spontaneous magnetic fields. The researchers hope to fill the knowledge gap that hinders the development of new devices, including quantum computers.
A Kanazawa University researcher proposes a novel cosmological model that extends the concept of black hole thermodynamics. The model satisfies the second law of thermodynamics on the horizon and suggests regions where cosmological models are favored from a thermodynamic viewpoint.
Researchers developed a theoretical framework to estimate metal ultimate strength without fit parameters. The new model was able to accurately predict the strengths of nearly 20 different metals.
New studies propose that Earth's mantle, rather than its core, was responsible for generating the planet's early magnetic field. This concept is supported by estimates of thermodynamics of magnetic field generation within the liquid portion of the early Earth's mantle.
Researchers at USTC enhance quantum orienteering using entangling measurements via photonic quantum walks, achieving unprecedented efficiency. The method demonstrates a nonclassical phenomenon due to entanglement in quantum measurements, offering an effective recipe for realizing entangling measurements.
Researchers at Stanford University have discovered a method for synthesizing pure diamonds from hydrogen and carbon molecules found in crude oil and natural gas. The process uses high pressure and surprisingly little heat, producing tiny specks of diamond in the lab.
Researchers have developed a new method to measure ultrafine particles in exhaust gas, which are harmful to health. The process provides a better understanding of the formation of secondary aerosols by car exhaust gases and can help reduce vehicle emissions.
A new device created by Aalto University and Lund University has set a new standard for measuring the tiniest energies in superconducting circuits. The calorimeter uses a strip of copper one thousand times thinner than a human hair to detect energy changes, providing essential insights into quantum thermodynamics.
A scientist has described the details of an enzyme that mimics Maxwell's demon, enabling efficient energy transformation and cellular regulation. This discovery sheds light on how biological processes create information, a fundamental aspect of life.
A new mathematical model, ETFL, accurately models enzyme expression and its associated metabolic cost in living cells. The model integrates biochemistry, thermodynamics, and multi-omics data to predict enzyme activity and metabolism.
Researchers found that hydrodynamic interactions do not explain the large discrepancy between experimental and simulated nucleation rates in hard-sphere colloids. Their simulations using a reliable model showed that neglecting these interactions led to similar nucleation rates as with hydrodynamic interactions.
Researchers at Kiel University successfully measured entropy in complex plasmas using video microscopy and laser technology. They found that the thermodynamic fundamentals are fulfilled, leading to new insights into strongly coupled systems.
The Illinois-led project aims to provide a transformative leap in revealing the sun's corona, an aura of plasma surrounding stars. The distributed telescope will utilize novel technologies like precision formation flying and diffractive optics for breakthroughs in space imaging.
Scientists from Peter the Great St.Petersburg Polytechnic University detected a surface effect that prevents hydrogen from entering metal, causing errors in industrial testing and evaluation of materials properties. A theoretical model was developed to describe this phenomenon.
Brazilian researchers have reinterpreted the second law of thermodynamics by introducing statistical fluctuations, revealing that entropy can sometimes decrease. This study has practical interest for nanoscale machines and establishes a floor for fluctuations in thermodynamic quantities.
A new theory suggests that consciousness arises from synchronized neural activity and is guided by thermodynamic principles. During conscious states, the brain has higher entropy and more connected neural networks, leading to greater mental flexibility.
Researchers from RIKEN Center for Sustainable Resource Science have found that optimal binding energies can deviate from traditional calculations at high reaction rates. This discovery may lead to the development of novel catalysts using less expensive and environmentally friendly materials.
Researchers at Lehigh University found that surface thermodynamics plays a critical role in driving structural transformations between crystal structures, challenging kinetic effects as the primary explanation. This discovery has implications for controlling and predicting the structure produced in crystallization processes.
A study by the University of Basel found that global warming can cause lakes to cool at the bottom despite warming at the surface, leading to increased carbon burial and reduced greenhouse gas production. The research suggests that this effect is most pronounced in small and shallow lakes worldwide.
The research team derived precise values of enthalpy and entropy of numerous silver compounds, enabling predictions of chemical processes in the gas phase. The findings will help manage thin film and pure sample deposition from the gas phase.
Researchers at Stanford University have designed a photon diode that can only flow in one direction, enabling faster solutions to scientific, mathematical and economic problems. The device uses nanostructures and metasurfaces to manipulate light and break time-reversal symmetry.
A new mathematical model describes how highly concentrated antibody solutions separate into different phases, similar to an oil and water mixture. This separation can reduce the stability and shelf-life of some drugs that use monoclonal antibodies.
Researchers at Washington University in St. Louis compared forward and reverse trajectories of superconducting circuits called qubits, finding that they follow the second law of thermodynamics and exhibit increasing entropy.
Scientists found that kinetic factors play a crucial role in calcium carbonate formation, especially in saline environments. The researchers' study suggests that considering both thermodynamics and kinetics can lead to more accurate predictions of mineral formation rates.
Researchers at CBPF and UFABC used quantum correlations to reverse thermodynamic arrow of time, allowing heat to flow from cold to hot without external energy. The experiment demonstrates a generalized form of the second law of thermodynamics, highlighting the role of quantum correlations in thermal transfer.
Researchers are developing robotic fish surrogates to assess the fish-friendliness of hydroelectric power plants. The RETERO project aims to reduce and eventually eliminate live fish tests, which result in high mortality rates for fish traveling through turbines.
Researchers found that by making the right choices in modeling, temperature gradients can accurately predict pressure and composition changes without assumptions. The study developed an equation to express pressure gradient, which revealed special cases where residual entropy affects pressure gradients.
Researchers propose that surface erosion events played a crucial role in starting and maintaining plate tectonics. Continental sediments act as a lubricant for subduction, reducing friction between plates.
Researchers successfully synthesized nanotwinned cubic boron nitride (nt-cBN) and nanotwinned diamond (nt-diamond) using onion-like boron nitride (oBN) precursors. The size change of oBN precursor results in distinct microstructures, leading to significant alteration of microstructure and performance in the produced materials.
Physicists at the University of Zurich have created a device that can cool objects to below room temperature without external power supply. The process involves oscillating heat currents and temporarily flows from cold to warm objects, increasing entropy over time.
University of Barcelona researchers have developed a new continuous version of Maxwell's demon in a single molecule system, enabling large amounts of work extraction through repeated measurements. The device can find the right moment to extract energy, with potential applications in biology and quantum systems.
Researchers at Queen Mary University of London have found a way to confine catalysts in tiny pores of host materials, leading to increased activity and novel properties. The new approach, called Pourbaix-Enabled Guest Synthesis, uses thermodynamics to overcome challenges and create multifunctional materials.
Researchers have developed a method to extract rare-earth elements from phosphogypsum mining waste, a potentially game-changing solution to alleviate the world's REE supply shortages. The use of microorganisms to dissolve the elements has shown promise as an environmentally friendly alternative to conventional methods.