The quantum theory of gravitation, effective field theories and strings: Past and present
Gravity is one of four fundamental interactions. The most precise description of this force is still provided by Einstein's General Theory of Relativity, published in 1915, an entirely classical theory. This description sets gravity apart from the ot.....»»
Saturday Citations: Mediterranean diet racks up more points; persistent quantum coherence; vegan dogs
This week, we reported on the birth throes of black holes, the questionable assertions of a study about vegan dogs and a technique for observing entanglement without breaking quantum coherence......»»
Researchers realize multiphoton electron emission with non-classical light
Strong field quantum optics is a rapidly emerging research topic, which merges elements of non-linear photoemission rooted in strong field physics with the well-established realm of quantum optics. While the distribution of light particles (i.e., pho.....»»
Researchers develop world"s smallest quantum light detector on a silicon chip
Researchers at the University of Bristol have made an important breakthrough in scaling quantum technology by integrating the world's tiniest quantum light detector onto a silicon chip. The paper, "A Bi-CMOS electronic photonic integrated circuit qua.....»»
Tracing the history of perturbative expansion in quantum field theory
Perturbative expansion is a valuable mathematical technique which is widely used to break down descriptions of complex quantum systems into simpler, more manageable parts. Perhaps most importantly, it has enabled the development of quantum field theo.....»»
AI, game emulators on iPhone, and iPad Pro impressions, on the AppleInsider podcast
In this week's episode of the AppleInsider Podcast, your hosts are looking to the future of AI, delving into the past with emulators on the App Store, and diving into the present with the new iPad Pro now that it and the iPad Air are in users' hands......»»
Scientists demonstrate the survival of quantum coherence in a chemical reaction involving ultracold molecules
If you zoom in on a chemical reaction to the quantum level, you'll notice that particles behave like waves that can ripple and collide. Scientists have long sought to understand quantum coherence, the ability of particles to maintain phase relationsh.....»»
Breaking bonds to form bonds: New chemical reaction with potential applications in medicinal chemistry
A team of chemists from the University of Vienna, led by Nuno Maulide, has achieved a significant breakthrough in the field of chemical synthesis, developing a novel method for manipulating carbon-hydrogen bonds. This discovery provides new insights.....»»
Swipe right or left? How dating apps are impacting modern masculinity
What it means to be a man is changing. Critical men or masculinity studies is an emerging robust research field that explores how men and masculinity are being transformed by shifting socio-economic, sexual and political conditions in our post-indust.....»»
Utilizing scanning SQUID microscopy to investigate local magnetic response of Bi2212
Phase transitions in different states of matter, such as the condensation of gases into liquids or the transition from a normal metal to a superconducting state, can be described using Ginzburg-Landau symmetry-breaking theory. However, such a theory.....»»
Researchers achieve ultra-high-Q free space coupling to microtoroid resonators
Scientists from the University of Arizona have achieved far-field coupling of light to ultra-high quality factor microtoroids using a single objective lens. This could provide the foundation for a fully on-chip multiplexed microtoroid sensing platfor.....»»
Coupling quantum mechanical simulations and AI paves way for screening new superconductors
Superconductors are materials that conduct electricity without resistance and are essential for several technological advancements, which include medical imaging and energy-efficient technology. However, most known superconductors operate under extre.....»»
Researchers call for a new measurement of time for tunneling particles
In an amazing phenomenon of quantum physics known as tunneling, particles appear to move faster than the speed of light. However, physicists from Darmstadt believe that the time it takes for particles to tunnel has been measured incorrectly. They pro.....»»
Method milestone for quantum physics: Rapid test for topological 2D materials
Topological quantum materials are hailed as a cornerstone of future technological advancements. Yet, validating their exceptional qualities has always been a lengthy process......»»
Ford built its own rallycross course to test newest Mustang Mach-E variant
Ford turned a grassy field at its sprawling Michigan Proving Grounds to create a series of winding dirt paths it used to torture test the Mustang Mach-E Rally......»»
Quantum geometry offers new insights into "smart" materials with switchable electric polarity
Quantum theorists at the University of British Columbia have proposed a new approach to studying stacking ferroelectricity—spontaneous electric polarization—in layered, two-dimensional lab-grown materials......»»
New research employs shutter speed analogies to validate 55-year-old theory about chemical reaction rates
Chemical reactions are commonly depicted as transitions from reactants to products. However, such reactions involve many molecules, and the individual molecules themselves undergo frequently-occurring structural changes as they transform from the rea.....»»
Repurposed beer yeast encapsulated in hydrogels may offer a cost-effective way to remove lead from water
Every year, beer breweries generate and discard thousands of tons of surplus yeast. Researchers from MIT and Georgia Tech have now come up with a way to repurpose that yeast to absorb lead from contaminated water......»»
Experimental demonstration of inequivalent mutually unbiased bases for quantum information processing
Research groups demonstrated for the first time that inequivalent mutually unbiased bases (MUBs) have different information extraction capabilities for quantum information processing. The research results were published in Physical Review Letters......»»
Scientists raise minimum magnetic field of a single measurement to sub-femtotesla level
A research team has, for the first time, realized the quantum amplification of an extremely weak magnetic field by using dark spin, with the magnetic field magnification exceeding a factor of 5,000 and the single magnetic field measurement accuracy r.....»»
Exploring interface phenomena for more durable and effective nickel–tungsten alloys
Alloying is a key process in creating new materials. By combining metals with desirable traits, scientists can produce alloys with suitable properties. For example, stainless steel, formed by combining iron with chromium, nickel, and other elements i.....»»