Dirac


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Related to Dirac: Dirac sea, Dirac delta function, Dirac equation, Dirac function
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Synonyms for Dirac

English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984)

References in periodicals archive ?
This will be resolved for both KG and Dirac equations in the classical and quantum cases and clear up any apparently acausal effects without reference to commutation relations and formal measurement.
The echo speech source works as a standalone tool with five in-built calibrated signals, which are used by the DIRAC room acoustics software to calculate a range of speech intelligibility parameters, such as STI, STIPA and RASTI based on the impulse response of the room being measured.
Using direct imaging, the researchers found a distinct signature of the Dirac monopole - known as a "Dirac string", the BBC reported.
For instance, one of the first efforts to unify general relativity and quantum theory was carried out by Paul Dirac eight decades ago, however, his contribution has been misunderstood.
Developed in conjunction with LEAR, the system compromises 18 speakers and a digital 10-channel amplified featuring Dirac Live technology.
Recently the rth powers of the Dirac distribution and the Heaviside function for negative integers have been defined in [13] and [14], respectively.
THE STRANGEST MAN: The Hidden Life of Paul Dirac, Mystic of the Atom by Graham Farmelo.
mu]] are Dirac matrices, and C is charge conjugation matrix.
All chapters have been revised and updated for this edition, which has an expanded introduction to Green's functions, discussion of the eigenfunction expansion method and sections on the convergence speed of series solutions and the importance of alternate GF, a section on intrinsic verification, new examples and figures, a new chapter on steady-periodic heat conduction, and new appendices on the Dirac delta function, the Laplace transform, and properties of common materials.
The new touchscreen infotainment system features state-of-the-art navigation, Google Maps and entertainment while the latest Balanced Mode Radiator speaker technology and Dirac Dimensions digital sound processing deliver enhanced audio quality.
Christopher Reid won the poetry category with A Scattering, Graham Farmelo took the biography award for The Strangest Man: The Life of Paul Dirac, Patrick Ness won the children's book award for The Ask and The Answer and Raphael Selbourne went home with the first novel award for Beauty.
Debut biographer Graham Farmelo took the Biography Award for his work on quantum mechanics pioneer Paul Dirac in The Strangest Man: The Hidden Life of Paul Dirac, Quantum Genius.
Graham Farmelo took the biography category for his work on quantum mechanics pioneer Paul Dirac in "The Strangest Man: The Hidden Life of Paul Dirac, Quantum Genius.
Both figures show the edge state believed to form at the vertex of the Dirac cone where filled and empty [[pi]-orbitals meet at zero energy.
It's an experience, it's something special in my life, something that gets me away from my job and my desk," said Nicolas Dirac, a 32-year-old Swiss national who works as a computer professional at a pharmaceutical firm.