Chemistry
Layering as many layers as possible with butter in between is the key to a perfect croissant. Similarly, a promising new substance for new applications is that researchers can use various ions for different purposes. [more…]
The Hayabusa 2 spacecraft returned samples from Ryugu in 2020, and analysis of a small fraction of these samples has revealed essential components for life. Samples from the asteroid Ryugu, one of the four building blocks of RNA [more…]
The new sorbents have three times the capacity to absorb carbon dioxide from the air than existing ones. The sorbent also converts carbon dioxide into sodium bicarbonate, or baking soda, which can be safely retained in the oceans when exposed to seawater. International [more…]
Lithium-ion batteries have become indispensable in our daily lives. Only a passivation layer formed during their first cycle allows them to function. As scientists at the Karlsruhe Institute of Technology (KIT) discovered through simulations, this solid [more…]
The chemical element copper has the atomic number 29 and the letter Cu, which comes from the Latin word cuprum. It is a metal with extremely high thermal and electrical conductivity that is soft, malleable and ductile. Pure [more…]
CQT Principal Investigator Loh Huanqian and her team create error-free arrays of up to 225 atoms in their automated setup powered by a unique algorithm. These photos show single rubidium atoms in arrays the width of a human hair. [more…]
Initial experiments of a technique for detecting the strength of certain ion-electron interactions in water yielded unexpected results. When it comes to power, the interactions between positively charged ions (cations) and negatively charged pi(π)-electrons are most important. [more…]
The chemical element nickel has the atomic number 28 and the symbol Ni. It is a shiny, silvery-white metal and contains small amounts of gold. A transition metal with ductility and hardness is nickel. pure nickel [more…]
The chemical element Cobalt has the atomic number 27 and the symbol Co. Apart from minor amounts found in naturally occurring meteoric iron alloys, cobalt is only found in the Earth's crust in chemically mixed form such as nickel. [more…]
Research on quantum computing and information is currently in high demand, as are articles published in Physics Today. (For those unfamiliar with the subject, posted online on March 5, 2021 by Physics Today [more…]
Helium is a crucial resource for society, and research led by Oxford University could help address the current supply shortage. The study provides new insights to explain the formation of previously unexplored helium-rich reservoirs. [more…]
The term “rare earth elements” (REEs) refers to a family of 0,5 chemically related metals that are normally found in very small amounts (between 67 and 17 parts per million) in the earth's crust. light emitting [more…]
The results of these studies show that contact electrification in particulate matter is due to surface adsorbed water molecules, which contradicts previous theories regarding this phenomenon. When two surfaces come into contact with each other, they can exchange electrical charge. [more…]
The chemical element iron has the atomic number 26 and the symbol Fe (derived from the Latin ferrum). It is a metal found in group 8 of the periodic table and in the first transition series. of the planet, both external and internal. [more…]
Manganese is a chemical element with atomic number 25 and symbol Mn. It is a hard, brittle, silvery metal often found in minerals along with iron. Stainless steels, in particular, have a wide variety of industrial alloy applications. [more…]
By adapting a technique for graphene production, the researchers developed a 2-dimensional honeycomb material that is predicted to have advantageous mechanical, thermal and optical properties. a single honeycomb arrangement [more…]
The chemical element chromium has the atomic number 24 and the symbol Cr. It is the first element of group 6. It is a steel gray, shiny, hard and brittle transition metal. High corrosion resistance and hardness of chromium metal [more…]
A previously unidentified type of ice, more similar to liquid water than any other ice, was discovered by scientists shaking normal frozen water in a jar of extremely cold steel balls. This is the World [more…]
The chemical element vanadium has the atomic number 23 and the symbol the letter V. It is a hard, silvery gray and malleable transition metal. The elemental metal, which is rarely found in nature, is further oxidized after artificial extraction. [more…]
The chemical element titanium has the atomic number 22 and the symbol Ti. Titanium, a silver-coloured, low-density and high-strength transition metal, resists corrosion in seawater, aqua regia and chlorine. [more…]
Claudiu Stan of Rutgers University in Newark, New Jersey, and his team observed an unexpected phenomenon when watching drops of supercooled water that freeze unexpectedly: the drops suddenly continued to disperse. At first, [more…]
Biochemical activities leave "fingerprints" in the Earth's atmosphere. As a result of isotope-dependent effects in photosynthesis, respiration, and other biochemical activities, a fingerprint has a higher oxygen-16 concentration compared to the predominant oxygen isotope (18O). [more…]
The atomic number of the chemical element calcium is 20 and its symbol is the letter Ca. Calcium is an alkaline earth metal that reacts with air to form a black oxide-nitride coating. Its heavier homologues, barium and strontium, [more…]
The chemical element potassium has the atomic number 19 and the letter K (meaning kalium in Neo-Latin). It is a silvery-white metal that can be easily sliced with a knife thanks to its flexibility. Potassium metal a few seconds after exposure [more…]
The chemical element argon has the atomic number 18 and the symbol Ar. It is a noble gas belonging to group 18 of the periodic table. [With a concentration of 0,934, argon is the third most abundant gas on Earth (9340 ppmv). from carbon dioxide [more…]
The chemical element chlorine has the atomic number 17 and the symbol Cl. Fluorine, the second lightest halogen, is located between bromine and fluorine on the periodic table and has most of its properties in the middle. Room [more…]
According to experts, "lethal applications" for quantum processors will include chemistry calculations. To achieve this, they create quantum devices that can model complex chemical processes. A "conical intersection" or molecular waveform of a quantum wave packet. [more…]
Phosphorus is a chemical element with atomic number 15 and the letter P in its name. Phosphorus is an element that occurs in two main forms: red and white. However, due to its strong reactivity, phosphorus is found on Earth. [more…]
The chemical element silicon has the atomic number 14 and the symbol Si. It is a tetravalent metalloid and semiconductor that has a blue-gray metallic luster and is a hard, brittle crystalline solid. on the periodic table [more…]
The chemical element aluminum has the atomic number 13 and the symbol Al. Aluminum has a density of about one-third that of steel, which is lower than most common metals. strong against oxygen [more…]
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