Because comets formed so far from the sun, they tend to have
high deuterium / hydrogen ratios — much higher ratios than in the moon's interior, where the samples in this study originated.
Not exact matches
Demonstration of
High Performance in Layered
Deuterium - Tritium Capsule Implosions in Uranium Hohlraums at the National Ignition Facility
Cryogenic tritium - hydrogen -
deuterium and
deuterium - tritium layer implosions with
high density carbon ablators in near - vacuum hohlraums
Assembly of
High - Areal - Density
Deuterium - Tritium Fuel from Indirectly Driven Cryogenic Implosions
To kick - start the reaction, the plan is to convert energy from
high - power laser beams into heat and then X-rays, which will compress a pellet of
deuterium and tritium to force the nuclei together.
What's more, the
deuterium content was
highest at the end of the Amazon's dry season, during the «greening» period when photosynthesis was strongest.
Aura found that the early moisture accumulating over the rainforest was
high in
deuterium — «too
high to be explained by water vapor from the ocean,» Fu says.
Inertial confinement fusion (ICF) seeks to create those conditions by taking a tiny capsule of fusion fuel (typically a mixture of the hydrogen isotopes
deuterium and tritium) and crushing it at
high speed using some form of «driver,» such as lasers, particle beams, or magnetic pulses.
This protocol has been successfully applied to the
high incorporation of
deuterium and tritium in 18 drug molecules, which meet the requirements for use in ligand - binding assays and absorption, distribution, metabolism, and excretion studies.
When
deuterium and helium - 3 fuse, they produce
high - energy protons rather than neutrons.
But when Curiosity's Sample Analysis at Mars experiment (SAM) vaporised Martian soil, it found a ratio five times
higher: one
deuterium for every 1284 hydrogens.
But without exposure to oxygen, the researchers found, lithium films could retain
deuterium at
higher temperatures as a result of lithium -
deuterium bonding.
Nagel likes to compare these LENR technologies to that of the International Thermonuclear Experimental Reactor, a multination
high - temperature fusion experiment based on well - understood physics — merging
deuterium and tritium — being carried out in southern France.
Two other companies, Energy Matter Conversion Corp. (EMC2) and Tri Alpha Energy, are developing reactors that use proton - boron fuel, which requires even
higher temperatures than
deuterium does but allows almost direct conversion of fusion into electricity, without boiling water to drive a generator.
But by altering the simulation's parameters to give it a lower starting level of neutrons and a
higher level of already - freed protons, the team found the universe could still form heavy hydrogen, or
deuterium, and with it the basis of life.
But without exposure to oxygen, lithium films could retain
deuterium at
higher temperatures as a result of lithium -
deuterium bonding during a PPPL experiment.
Deuterium (or heavy hydrogen) is a fragile isotope that can not survive the
high temperatures achieved at the centers of stars.
«We also demonstrated that the flowing liquid lithium surface was compatible with
high plasma confinement and with reduced recycling of the hydrogen isotope
deuterium to an extent previously achieved only with evaporated lithium coatings.
Assembly of
high - areal - density
deuterium - tritium fuel from indirectly driven cryogenic implosions.