Scientists trap krypton atoms to form one-dimensional gas
For the first time, scientists have successfully trapped atoms of krypton (Kr), a noble gas, inside a carbon nanotube to form a one-dimensional gas.
For the first time, scientists have successfully trapped atoms of krypton (Kr), a noble gas, inside a carbon nanotube to form a one-dimensional gas.
Nanophysics
Jan 22, 2024
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60
It has been believed that Hall thrusters, an efficient kind of electric propulsion widely used in orbit, must be large to produce a lot of thrust. Now, a new study from the University of Michigan suggests that smaller Hall ...
Space Exploration
Jan 24, 2023
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3819
A new study of an old meteorite contradicts current thinking about how rocky planets like the Earth and Mars acquire volatile elements such as hydrogen, carbon, oxygen, nitrogen and noble gases as they form. The work is published ...
Planetary Sciences
Jun 16, 2022
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1288
A pretty special gift unwrapping will soon take place—a piercing tool built by ESA will open a moon soil container from Apollo 17 that has gone untouched for nearly 50 years. The opening will allow the extraction of precious ...
Space Exploration
Dec 17, 2021
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263
Short for Venus Mass Spectrometer, VMS is one of five instruments aboard the DAVINCI descent probe. Launching in 2029, DAVINCI will be the first US probe mission to enter Venus' atmosphere in over 40 years. The goal of the ...
Space Exploration
Nov 10, 2021
0
171
Over the past few years, scientists have demonstrated how cage-like, porous structures made of silicon and oxygen and measuring only billionths of a meter in size can trap noble gasses like argon, krypton, and xenon. However, ...
Nanophysics
Sep 1, 2021
1
161
High-precision noble gas analyses indicate that solar wind particles from our primordial Sun were encased in the Earth's core over 4.5 billion years ago. Researchers from the Institute of Earth Sciences at Heidelberg University ...
Planetary Sciences
May 14, 2021
2
721
Low-to-mid latitude land surfaces at low elevation cooled on average by 5.8 ± 0.6 degrees C during the Last Glacial Maximum (LGM), based on an analysis of noble gases dissolved in groundwater, according to a new study published ...
Earth Sciences
May 12, 2021
78
452
Noble gases, including helium, neon, and argon, are characterized by high chemical inertness which causes low reactivity with other materials and high volatility. Among them, 3He, 20Ne, and 36Ar are particular isotopes which ...
Earth Sciences
May 6, 2021
1
155
In many semiarid and arid regions around the world, groundwater drawn from basin-fill aquifers sustains local agriculture and large cities. Such aquifers are typically replenished by high-elevation precipitation and snowmelt ...
Environment
Feb 11, 2021
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6