unit cell


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unit cell

n.
The smallest building block of a crystal, consisting of atoms, ions, or molecules, whose geometric arrangement defines a crystal's characteristic symmetry and whose repetition in space produces a crystal lattice.

unit cell

n
(Chemistry) crystallog the smallest group of atoms, ions, or molecules that is characteristic of a particular crystal lattice

u′nit cell`


n.
the simplest unit of a regular crystal lattice.
[1935–40]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.unit cell - the smallest group of atoms or molecules whose repetition at regular intervals in three dimensions produces the lattices of a crystal
building block, unit - a single undivided natural thing occurring in the composition of something else; "units of nucleic acids"
References in periodicals archive ?
You can make all types of structures by repeating a single type of building block, or unit cell as we call it," he said.
Recent studies based on density functional theory calculations showed that the yield stress can be significantly reduced if a crystal unit cell elastically deforms in an inhomogeneous manner.
The unit cell of a mineral is the smallest divisible unit of a mineral that possesses the symmetry and properties of the mineral.
D I KHAN -- Deputy Coordinator Khyber Pakhtunkhwa Performance Management and Reforms Unit Cell (PMURC) Thursday said that performance of government departments was being evaluated by an efficient electronic monitoring system.
The FSS has been designed from a unit cell to which periodic boundary conditions (PBC) have been applied, leading to an ideal infinite FSS.
The spatial charge density distributions as a whole in the unit cell for all the synthesized samples were analyzed thoroughly using maximum entropy method.
Furthermore, COMSOL Multiphysics with the finite-element method was used to design and simulate 3D structure of the acoustic metamaterials unit cell and to verify the effects of geometrical parameters on resonance characteristics consisting of size parameters of the neck radius, inner radius, and outer radius.
For the smallest unit cell of the simple cubic perovskite Pm[bar.3]m phase of NaNb[O.sub.3], the results have additionally been benchmarked against hybrid functional calculations using the PBE0 functional [19] to better account for electronic correlation effects [20].
LWAs can also be seen as a phased array traveling wave antenna with amplitude decaying excitation and progressive phase shift as a result of the wave traveling along each unit cell. This leakage phenomenon is directly related to the directivity of the radiated beam.
In this model, the traditional axisymmetric unit cell (Figure 2(b)) was converted into an equivalent plane strain unit cell (Figure 2(a)) through adjusting the permeability coefficient of the soil between the drain bands.
The structures are periodic geometries constructed by repetition of unit cell in one, two or three dimensions [1].