Sentences with phrase «small number of atoms»

Most of these molecules contain a small number of atoms, and only a few molecules with eight or more atoms have been found in interstellar clouds.

The challenge was to explain how genes act lawfully, and cause organisms to behave lawfully, while being composed of a very small number of atoms, a significant proportion of which may be behaving unlawfully.

Nanotechnology is a group of emerging technologies in which the structure of matter is controlled at the nanometer scale, the scale of small numbers of atoms, to produce novel materials and devices that have useful and unique properties.

Not exact matches

We're talking about statistical possibilities that are astronomically small, exceeding the number of atoms we even have in the known universe.

Exposing a small cluster of neon atoms to a very short and intense burst of extreme ultraviolet light initiates a novel mechanism that produces a large number of electrons and ions.

The particles did not scatter as much as expected, indicating they were hitting an unexpectedly small number of hydrogen atoms.

Indeed, under these conditions an atom belonging to a given sublattice has only a very small number of neighbors (one or two) in each of the other sublattices, and the molecular field method, which consists in replacing the instantaneous action of an atom by that of an average atom, will be more likely to yield a correct result, the larger the number of atoms to which it is applied.

By growing iron atoms into incredibly small particles, Zhang increases the number of electrons they release as much as 1,000-fold.

The ATRAP group, Gabrielse says, made the choice to increase the number of atoms in the trap rather than increasing the sensitivity of the instruments to detect small numbers of anti-atoms, as ALPHA has done.

Prime numbers — the numbers that can't be split up into smaller factors and are thus the atoms of arithmetic — have an almost holy status today.

If the amount is smaller than expected based on the number of positronium atoms that entered the chamber, then some of it may be turning into mirror matter.

Creating even small numbers of fusing atoms would be a big deal.

«It's a highly accurate technique based on the quantum Monte Carlo method — a family of algorithms but usually limited to a small number of particles — that we have developed in order to consider now a large number of atoms, and obtain an almost realistic situation.

The researchers also hope to gain insight into the make - up of the very early universe, by studying the hydrogen and helium atoms that are being illuminated by the small number of very bright stars within the Little Cub — which also has the less romantic name SDSS J1044 +6306.

Methods: Diphenylphosphine ligands, which consist of two phenyl (C6H5) substituted phosphorus centers separated by a carbon chain of variable length, produce gold clusters with extremely narrow distributions in size; that is, the synthesis route produces a large quantity of clusters with the same number of gold atoms as well as a small number of clusters with similar numbers of atoms.

Nanotechnology refers to manipulating the structure of matter on a length scale of some small number of nanometers, interpreted by different people at different times as meaning anything from 0.1 nm (controlling the arrangement of individual atoms) to 100 nm or more (anything smaller than microtechnology).

A number of infinitesimally small, dust devil — like energy vortices called quarks and photons collectively make up the structure of the atom.