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Academics recreate supernova reaction in a lab

Researchers in Surrey's Nuclear Physics Group have collaborated with TRIUMF National Laboratory (Canada) to achieve the first direct measurement of a supernova reaction in a laboratory using an accelerated beam of radioactive nuclei......»»

Category: topSource:  pcmagOct 21st, 2021

Webb unveils stunning ejecta and CO structures in Cassiopeia A"s young supernova

The SETI Institute announced the latest findings from the James Webb Space Telescope (JWST) of the supernova remnant, Cassiopeia A (Cas A). These observations of the youngest known core collapse supernova in the Milky Way provide insights into the co.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Scientists demonstrate chemical reservoir computation using the formose reaction

Researchers from the Institute for Molecules and Materials at Radboud University, Netherlands, have demonstrated that a complex self-organizing chemical reaction network can perform various computational tasks, such as nonlinear classification and co.....»»

Category: topSource:  physorgRelated NewsJul 13th, 2024

Hubble measures the distance to a supernova

Measuring the distance to truly remote objects like galaxies, quasars, and galaxy clusters is a crucial task in astrophysics, particularly when it comes to studying the early universe, but it's a difficult one to complete......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Study introduces lead-coated nickel catalyst for enhanced hydrogen evolution reaction efficiency

In a recent collaboration, a research team developed a hydrogen evolution reaction catalyst that minimizes degradation caused by reverse current in alkaline water electrolysis systems......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Nanoparticle-based delivery system could offer treatment for diabetics with rare insulin allergy

Up to 3% of people with diabetes have an allergic reaction to insulin. A team at Forschungszentrum Jülich has now studied a method that could be used to deliver the active substance into the body in a masked form—in the form of tiny nanoparticles......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Moving from the visible to the infrared: Developing high quality nanocrystals

Awarded the 2023 Nobel Prize in Chemistry, quantum dots have a wide variety of applications ranging from displays and LED lights to chemical reaction catalysis and bioimaging. These semiconductor nanocrystals are so small—on the order of nanometers.....»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Scientists investigate fast reaction dynamics in synthetic molecules immobilized in porous protein cages

Immobilizing small synthetic molecules inside protein crystals proves to be a promising avenue for studying intermediate compounds formed during chemical reactions, report scientists from Tokyo Tech. By integrating this method with time-resolved seri.....»»

Category: topSource:  pcmagRelated NewsJul 8th, 2024

Researchers pioneer new methods in ultrafast science for sharper molecular movies

Imagine being able to watch the inner workings of a chemical reaction or a material as it changes and reacts to its environment—that's the sort of thing researchers can do with a high-speed "electron camera" called the Megaelectronvolt Ultrafast El.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

Elusive temporary star described in historical documents recreated using new computer model

A mysterious remnant from a rare type of supernova recorded in 1181 has been explained for the first time. Two white dwarf stars collided, creating a temporary "guest star," now labeled supernova (SN) 1181, which was recorded in historical documents.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

I Ran Into An Old Classmate After Losing 168 Pounds. Her Reaction Left Me Completely Stunned.

I Ran Into An Old Classmate After Losing 168 Pounds. Her Reaction Left Me Completely Stunned......»»

Category: topSource:  pcmagRelated NewsJul 3rd, 2024

If Betelgeuse Explodes, Just How Bright Will It Get?

This supergiant star is in our celestial neighborhood, and it’s threatening to go supernova. What would that look like from down here?.....»»

Category: gadgetSource:  wiredRelated NewsJul 3rd, 2024

Scientists uncover a multibillion-year epic written into the chemistry of life

The origin of life on Earth has long been a mystery that has eluded scientists. A key question is how much of the history of life on Earth is lost to time. It is quite common for a single species to "phase out" using a biochemical reaction, and if th.....»»

Category: topSource:  physorgRelated NewsMay 28th, 2024

How Often Do Supernovas Strike Earth?

A supernova showering Earth with radioactive debris is a surprisingly common cosmic occurrence.....»»

Category: scienceSource:  sciamRelated NewsMay 24th, 2024

Scientists report on a new approach for deducing proton radii from charge-changing reactions

A study systematically measured the charge-changing reaction cross section of 24 light nuclei on carbon and hydrogen targets at the GSI Helmholtz Centre for Heavy Ion Research in Germany......»»

Category: topSource:  marketingvoxRelated NewsMay 23rd, 2024

Machine learning accelerates discovery of high-performance metal oxide catalysts

Researchers have harnessed the power of artificial intelligence to significantly advance the discovery and optimization of multicomponent metal oxide electrocatalysts for the oxygen reduction reaction (ORR)......»»

Category: topSource:  physorgRelated NewsMay 22nd, 2024

In Darwin"s footsteps: Scientists recreate historic 1830s expedition

Like Charles Darwin did in 1831, a group of scientists and environmentalists last year set sail from the English port of Plymouth, headed for the Galapagos islands off the coast of Ecuador......»»

Category: topSource:  physorgRelated NewsMay 21st, 2024

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.....»»

Category: topSource:  physorgRelated NewsMay 16th, 2024

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.....»»

Category: topSource:  physorgRelated NewsMay 16th, 2024

Researchers unlock vital insights into metal-nitrogen-carbon catalysts" reaction mechanism

A team of researchers has made significant strides in understanding metal-nitrogen-carbon (M-N-C) catalysts, offering alternatives to expensive platinum-group-metal (PGM) catalysts and a pathway to a greener future......»»

Category: topSource:  physorgRelated NewsMay 15th, 2024

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.....»»

Category: topSource:  physorgRelated NewsMay 15th, 2024