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词汇 proton
释义 proton
noun[ C ]
uk /ˈprəʊ.tɒn/ us /ˈproʊ.t̬ɑːn/
a type of elementary particle (= a very small piece of matter) with a positive electrical charge that is found in the nucleus of all atoms质子
Compare
electron
neutron
SMART Vocabulary: related words and phrases

Physics: atoms, molecules & sub-atomic particles
acceptor
alpha particle
anti-radical
antilepton
antimatter
antineutrino
benzene ring
beta decay
beta particle
hadron
Higgs boson
interatomic
interelectronic
interionic
molecularly
monatomic
multi-molecular
multiparticle
muon
positron

proton | American Dictionary


proton
noun[ C ]
us/ˈproʊ·tɑn/
physics, chemistry
the part of an atom that has a positive electrical charge and is part of the atom's nucleus (= central part)

Examples of proton


proton
The model presented here represents a first, basic step in considering the acceleration of protons by fast electrons inside solid targets.
The distance between the proton production foil and cylinder and the distance between the cylinder and detector were varied throughout the experiment.
In the general case of mobile heavies, the motion of all three populations (electrons, protons and heavies) becomes strongly coupled.
About 30 % of the amide protons exchanged with deuterons after 3 hours.
In the intermediate frequency regime lying between the alpha and proton gyrofrequencies, a negative energy alpha-acoustic mode interacts with a positive energy protoncyclotron mode.
In the images darker regions correspond to higher proton densities in the probe beam cross section.
In this paper, we address the mechanism of the generation of images of micro-grooves machined into the rear surface of the target with laser-accelerated protons.
Lowering of green fluorescence by constant red fluorescence possibly indicates exhaustion of the proton-pumping machinery in phagolysosomes occupied by indigestible particles.
The changes in the target emission coordinates and the decrease of the partial beam divergence with increasing proton energy are shown.
The coordinates of the proton sources represented by four quadrangles are (0, 195), (0, 495), (0, 990), and (390, 0).
The proton beam was applied to probing large-scale laserproduced plasmas, both in face-on and side-on configurations.
Due to reorganization of water protons, there was a concomitant increase in bulk and free water, but a decrease in bound water.
Laser-driven proton scaling laws and new paths towards energy increase.
The plain, dotted and crossed bars denote protons associated with more, less and least mobilities, respectively.
In this specific case, the protons are not well focused by the static electric potential.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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