糖心视频

Search results for chemical vapor deposition

Nanophysics Jun 5, 2025

Magnetic surface enables precise atomic migration at near absolute zero

Adatoms are single atoms that get adsorbed onto the surface of a solid material and are known to hop randomly from one spot to another. In a recent study published in Nature Communications, a group of scientists from Germany ...

Condensed Matter May 23, 2025

Simpler method refines ultrapure diamond film fabrication for quantum and electronic applications

Diamond is one of the most prized materials in advanced technologies due to its unmatched hardness, ability to conduct heat and capacity to host quantum-friendly defects. The same qualities that make diamond useful also make ...

Optics & Photonics May 21, 2025

Chip-scale soliton microcombs reach femtosecond precision

Laser frequency combs are light sources that produce evenly spaced, sharp lines across the spectrum, resembling the teeth of a comb. They serve as precise rulers for measuring time and frequency, and have become essential ...

Planetary Sciences Apr 15, 2025

Jupiter's enigmatic weather explained by confirmed 'mushball' phenomenon

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted slushballs, dubbed "mushballs," raining down like hailstones during a thunderstorm, illuminated by intense ...

Analytical Chemistry Apr 15, 2025

With a dash of water and sunlight, researchers turn propane into propylene using copper single-atom catalyst

Propane dehydrogenation (PDH) reaction is a highly endothermic reaction, typically requiring temperatures above 600掳C in conventional thermo-catalysis. However, elevated temperatures lead to significant energy consumption, ...

Astrobiology Apr 1, 2025

How can we find cryovolcanoes on Europa?

In the 1970s, NASA's Voyager probes passed through Jupiter's system and snapped pictures of its largest moons, also known as the Galilean moons. These pictures and the data they gathered offered the first hints that a global ...

Nanophysics Mar 20, 2025

Overcoming stacking constraints in hexagonal boron nitride via metal-organic chemical vapor deposition

Researchers from Pohang University of Science and Technology (POSTECH) and the University of Montpellier have successfully synthesized wafer-scale hexagonal boron nitride (hBN) exhibiting an AA-stacking configuration, a crystal ...

Earth Sciences Mar 6, 2025

Study finds potassium plays limited role in gold mineralization

Hydrothermal alteration is a complex geological process that can later serve as an indicator of gold deposits for mineral explorers. The process sees hot and metal-rich fluids interact with surrounding rocks, causing chemical ...

Nanomaterials Mar 5, 2025

New synthesis technology for single-crystal 2D semiconductors could spawn next-generation devices

A research team has successfully developed a new synthesis technology for 2D semiconductors. This technique enables the direct growth of wafer-scale single-crystal 2D semiconductors on various substrates. The research is ...

Space Exploration Feb 19, 2025

Mission to investigate signs of life on Jupiter's icy moons

Research Fellow Dr. Babak Bakhit has encountered one of his most challenging projects to date鈥攃ontributing to the European Space Agency's (ESA) JUpiter ICy moons Explorer (JUICE) mission.

page 2 from 40