torsion angle

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torsion angle

the angle between the axes of any two different portions of long bones, such as between the head and neck of the femur and its long axis.
References in periodicals archive ?
Let P be a hyperbolic Coxeter polytope which is a polytope in hyperbolic space whose dihedral angles are submultiples of n.
5b), their most prefered dihedral angles ([phi]) are 140[degrees] and 230[degrees], respectively, at which the 1,3-allylic strain with the C14-methyl group is minimized.
At the first step of calculation, the conformational analysis of PFBT compound was done by fixing dihedral angles (between donor and acceptor part) scanned with 20" steps between [theta] = 0[degrees] and [theta] = 180[degrees].
The distribution of backbone dihedral angles ('Ramachandran plot') have often been used for such quality control, but without a firm statistical foundation.
the dihedral angle of the two faces OAP and OBP of the (possibly degenerate) tetrahedron POAB.
According to these results, the exceptional extensibility of the silk produced by the Flagelliform gland is more likely due to the highly disordered state of the molecular chains that have no specific dihedral angle constraints--which would be the case in a given secondary structure.
Decrease the dihedral angle (the angle between the liquid solder and the surfaces to be joined), thus enabling the solder to wet the pad and component surfaces better;
30) The visible angle made by two curved lines may be equated with the dihedral angle of the planes containing them.
Dihedral angle (or anhedral angle) has a strong influence on dihedral effect, the amount of roll moment produced per degree of sideslip, and is critical to an aircraft's stability in the roll (longitudinal) axis.
Full eye examination Table 3 The effect of dihedral angle on dioptric lens power Dihedral Lens Sphere Cylinder Axis Prism Angle power base 0 Trial frame +3.
2] symmetry, where the two cyclopropene rings are not perpendicular to each other with the dihedral angle of 78.