twistor


Also found in: Dictionary, Wikipedia.

twistor

[′twis·tər]
(computer science)
Computer memory element consisting of a helix of a magnetic wire wound under tension at a 45° angle on a short piece of nonmagnetic wire, with a fine-wire solenoid wound over the helix.
Mentioned in ?
References in periodicals archive ?
The mysterious quantum features that Penrose claims can be explained with twistor theory include non-locality and quantum state reduction.
Furthermore, the fact that the proposed Nuclear String hypothesis is derived from a theory which consists of many-sheeted spacetime framework called TGD seems to suggest a plausible link between this model and Kerr-Schild twistor model as described below.
It has a ferreed network, permanent-magnet twistor, semipermanent memory, and a ferrite-sheet call store.
I would like to obtain a twistor description of such moduli spaces for the three-dimensional sphere, paralleling previous work by Nigel Hitchin.
Their topics include branes and stability, geometric transitions, non-Kahler geometries and string vacua, the K-theory of smooth DM stacks, Gromov-Witten, Gopakumar-Vafa and Donaldson-thomas invariants of Calabi-Yau threefolds, flux compactification geometries and de Sitter vacua in M-theory, N=4 super Yang-mills-theory and integrable spin chains, Yang-Mills amplitures from twistor string theory, and notes on correlation functions in (0,2) theories.
The chief rival to M-theory, albeit having fewer disciples, is twistor theory.
Immedica's TwistOR Bone Cement System introduces a new concept in vacuum mixing and dispensing of PMMA cements for orthopedic applications.
Paper topics describe twistors and 2T-physics, twistor cosmology and quantum space-time, twistor transforms for spinning particles, complex Minkowski space as a conformal phase space, BPS preons in supergravity and higher spin theories, brane solutions of gravity-dilation-axion systems, and unitary realization of U-duality groups as conformal and quasiconformal groups and external black holes of supergravity theory.
TwistOR is designed for vacuum mixing and dispensing of polymethylmethacrylate cements in orthopedic applications.
These techniques are not very different from Penrose Twistor spaces.
products: Twistor Bone Cement Power Mixer/Dispenser, TransFx
Other subjects discussed are MachEs principle within general relativity, an algebraic approach to quantum gravity, the abuse of gravity theories in cosmology, PenroseEs Weyl curvature hypothesis, and twistors, special functions, and the Penrose transform.