- twofold degeneracy
- 二重簡並度
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
T-symmetry — is the symmetry of physical laws under a time reversal transformation mdash;: T: t mapsto t.Although in restricted contexts one may find this symmetry, the universe itself does not show symmetry under time reversal. This is due to the uncertainty … Wikipedia
Genetic code — A series of codons in part of a messenger RNA (mRNA) molecule. Each codon consists of three nucleotides, usually representing a single amino acid. The nucleotides are abbreviated with the letters A, U, G and C. This is mRNA, which uses U (uracil) … Wikipedia
Nearly-free electron model — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbat … Wikipedia
Naturism — • The term proposed by Reville to designate the worship of nature. Catholic Encyclopedia. Kevin Knight. 2006. Naturism Naturism † … Catholic encyclopedia
Jacob Anatoli — Jacob ben Abba Mari ben Simson Anatoli (c. 1194 ndash; 1256) was a translator of Arabic texts to Hebrew. He was invited to Naples by Frederick II. Under this royal patronage, and in association with Michael Scot, Anatoli made Arabic learning… … Wikipedia
Quaternions and spatial rotation — Unit quaternions provide a convenient mathematical notation for representing orientations and rotations of objects in three dimensions. Compared to Euler angles they are simpler to compose and avoid the problem of gimbal lock. Compared to… … Wikipedia
Geometrical frustration — is a phenomenon in condensed matter physics in which the geometrical properties of the atomic lattice forbid the existence of a unique ground state, resulting in a nonzero residual entropy. The most important consequence of this is that the… … Wikipedia
Corannulene — IUPAC name … Wikipedia
Islāmic world — Introduction prehistory and history of the Islamic community. Adherence to Islām is a global phenomenon: Muslims predominate in some 30 to 40 countries, from the Atlantic to the Pacific and along a belt that stretches across northern… … Universalium
Israelites — • The word designates the descendants of the Patriarch Jacob, or Israel Catholic Encyclopedia. Kevin Knight. 2006. Israelites Israelites … Catholic encyclopedia
Israel — Israelites † Catholic Encyclopedia ► Israelites The word designates the descendants of the Patriarch Jacob, or Israel. It corresponds to the Hebrew appellation children of Israel , a name by which together with the simple form Israel… … Catholic encyclopedia