Sentences with phrase «dense nucleus»
The Bohr model of the hydrogen atom: a dense nucleus containing the hydrogen atom's single proton (and possibly one or more neutrons), surrounded by an electron that can be on one of several different orbits.
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I've never seen inside an atom but I believe it has a dense nucleus and is surrounded by electrons in multiple energy levels.
Not exact matches
A particle charging into the dense emulsion has a high probability of colliding with nuclei; hence there is a good chance that the emulsion will show interesting events, including scattering, disintegrations and the formation of new particles.
«The icy small bodies warm up as they approach the Sun, and the ice sublimes to form a coma [a dense cloud of gas and dust particles around a nucleus] and often a tail, making the comets observable,» she explained.
When bombarding uranium with neutrons, Hahn had made some surprising observations that went against everything known at the time about the dense cores of atoms — their nuclei.
The LHC started smashing together the nuclei of lead atoms on 7 November, producing dense fireballs of subatomic particles at over 10 trillion degrees.
Neutron stars have cores so dense that atomic nuclei dissolve into a neutron - rich soup, but no one knows exactly how matter behaves under these extreme conditions.
They may be made of a jumble of «nuclear pasta» — nuclei in the dense crust that are forced into exotic shapes like spaghetti and macaroni.
Each of these stars has roughly the mass of the Sun packed into a sphere only a few kilometres across — as dense as an atomic nucleus.
The densest part of the coma — the inner region near the nucleus — is the part of a comet that's visible to telescopes and cameras as a big fuzzy ball.
They also discovered a new magnetar, a rare kind of neutron star (a star as dense as an atomic nucleus but the size of a city).
Short - periodic Neptune - like planets are close or below this limit, and consequently transform into smaller and denser planets, whose transit detection still eludes us in most cases, CoRoT - 7b being the first possible member of the remaining population of nuclei of gas - planets that have undergone significant evaporation.
nucleus A dense structure present in many cells.
When a Type Ib, Type Ic or Type II supernova results from a star with an inner core of less than 3 solar masses, it creates a neutron star with a core about as dense as an atom's nucleus and a powerful magnetic field.
HE - stained, non-infected DEF control (A); HE stained infected cells, 52 hrs post-infection, showing cell disruption with a large number of red - stained particles (B); Non-infected Vero cell monolayer (C); Infected Vero cells rounded up and focal detachment 60 hrs post-infection (D); Thin section of the infected cell, 24 hrs post-infection, showing dense particles (white arrow head) and virions (arrow) within the vesicles in the cytoplasm (N, nucleus).
The research findings are presented in the article «Submillimeter ALMA Observation of the Dense Gas in the Low - Luminosity Type - 1 Active Nucleus of NGC 1097» published in the Publication of the Astronomical Society of Japan, Vol.
Neutron stars are basically city - size atomic nuclei, which makes them among the densest things in the universe.
Carl Rodriguez studies the dynamics of dense star clusters, such as globular clusters and galactic nuclei, with a particular interest in the formation and dynamics of black holes in these systems.
A neutron that gets close enough to this dense iron nucleus can join it thanks to one of the fundamental forces of nature, the strong force, which binds protons and neutrons together.
nucleus (plural nuclei) In biology: a dense structure present in many cells.
The lens consists of a nucleus, cortex and capsule and is suspended by many dense zonular ligaments which are attached to the capsule and connect between the ciliary body and the lens equator.