non-Hermitian quantum mechanics describes quantum mechanical systems where Hamiltonians are not Hermitian. The first paper that has "non-Hermitian quantum...
12 KB (1,426 words) - 19:39, 21 October 2024
In quantum mechanics, the Hamiltonian of a system is an operator corresponding to the total energy of that system, including both kinetic energy and potential...
27 KB (4,903 words) - 04:26, 29 August 2024
mathematical formulations of quantum mechanics are those mathematical formalisms that permit a rigorous description of quantum mechanics. This mathematical formalism...
58 KB (8,100 words) - 02:00, 30 October 2024
Matrix mechanics is a formulation of quantum mechanics created by Werner Heisenberg, Max Born, and Pascual Jordan in 1925. It was the first conceptually...
65 KB (10,593 words) - 00:33, 6 August 2024
List of things named after Charles Hermite (redirect from Hermitian)
generalisation of quadrics Hermitian wavelet, a family of continuous wavelets Non-Hermitian quantum mechanics 24998 Hermite, a main-belt asteroid Hermite (crater)...
4 KB (405 words) - 19:30, 11 March 2022
In physics, relativistic quantum mechanics (RQM) is any Poincaré covariant formulation of quantum mechanics (QM). This theory is applicable to massive...
86 KB (10,158 words) - 00:23, 24 September 2024
Mathematical Foundations of Quantum Mechanics (1932) by John von Neumann is an important early work in the development of quantum theory. The book was originally...
5 KB (469 words) - 12:04, 19 July 2024
The timeline of quantum mechanics is a list of key events in the history of quantum mechanics, quantum field theories and quantum chemistry. 1801 – Thomas...
81 KB (9,961 words) - 12:56, 4 August 2024
In quantum mechanics, the variational method is one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states...
13 KB (2,033 words) - 15:09, 29 October 2024
{\displaystyle A} is Hermitian if and only if it is unitarily diagonalizable with real eigenvalues. Hermitian matrices are fundamental to quantum mechanics because...
20 KB (3,013 words) - 18:34, 4 August 2024
Quantum superposition is a fundamental principle of quantum mechanics that states that linear combinations of solutions to the Schrödinger equation are...
18 KB (2,469 words) - 00:10, 14 September 2024
all quantum physics, which includes quantum chemistry, quantum field theory, quantum technology, and quantum information science. Quantum mechanics can...
99 KB (12,082 words) - 17:48, 6 October 2024
In quantum computing and specifically the quantum circuit model of computation, a quantum logic gate (or simply quantum gate) is a basic quantum circuit...
74 KB (10,114 words) - 17:26, 16 August 2024
The discussions are restricted to Schrödinger picture and non-relativistic quantum mechanics. Notation: | x ⟩ {\displaystyle |x\rangle } - position eigenstate...
17 KB (2,522 words) - 04:34, 21 July 2023
denoting a Hermitian operator that represents a measurement.: 55 The theoretical foundation of the concept of measurement in quantum mechanics is a contentious...
14 KB (1,669 words) - 04:11, 12 October 2024
physics, quantum field theory (QFT) is a theoretical framework that combines classical field theory, special relativity, and quantum mechanics.: xi QFT...
106 KB (14,793 words) - 16:44, 27 October 2024
is one of the most important model systems in quantum mechanics. Furthermore, it is one of the few quantum-mechanical systems for which an exact, analytical...
44 KB (6,975 words) - 03:44, 20 September 2024
which can be explained by classical mechanics. Beginning out of attempts to extend the understanding of quantum mechanics, the theory has developed in several...
64 KB (9,385 words) - 15:45, 3 October 2024
involves ultracold atoms and non-Hermitian quantum mechanics, an area she describes informally as the study of "holes in quantum systems" by which dissipation...
4 KB (356 words) - 05:18, 9 August 2024
In quantum physics, a quantum state is a mathematical entity that embodies the knowledge of a quantum system. Quantum mechanics specifies the construction...
41 KB (5,490 words) - 07:22, 19 October 2024
Exceptional point (category Quantum mechanics)
cones Non-Hermitian quantum mechanics Bergholtz, Emil J.; Budich, Jan Carl; Kunst, Flore K. (2021-02-24). "Exceptional topology of non-Hermitian systems"...
6 KB (764 words) - 18:46, 11 September 2024
Observer effect (physics) (redirect from Quantum observation)
denoting a Hermitian operator that represents a measurement.: 55 Observer (special relativity) Dirac, P.A.M. (1967). The Principles of Quantum Mechanics (4th ed...
7 KB (1,080 words) - 23:32, 27 August 2024
in quantum mechanics describe features of spacetime and particles which are unchanged under some transformation, in the context of quantum mechanics, relativistic...
63 KB (7,886 words) - 12:27, 29 October 2024
Wave function (redirect from Wave function (quantum mechanics))
of quantum mechanics that a physically observable quantity of a system, such as position, momentum, or spin, is represented by a linear Hermitian operator...
99 KB (13,547 words) - 19:50, 23 October 2024
Operator (physics) (redirect from Operator (quantum mechanics))
this, they are useful tools in classical mechanics. Operators are even more important in quantum mechanics, where they form an intrinsic part of the...
27 KB (3,587 words) - 12:55, 21 July 2024
Carl M. Bender (category American quantum physicists)
methods in quantum field theory. At the turn of the millennium, Bender discovered the importance of parity-time (PT) symmetry in non-Hermitian quantum systems...
14 KB (1,298 words) - 23:15, 19 September 2024
In quantum mechanics, notably in quantum information theory, fidelity quantifies the "closeness" between two density matrices. It expresses the probability...
22 KB (4,031 words) - 10:11, 19 July 2024
with bra–ket notation in quantum mechanics. In finite dimensions where operators can be represented by matrices, the Hermitian adjoint is given by the...
18 KB (3,271 words) - 21:46, 1 October 2024
the hermitian (possibly indefinite) metric. Physically (2) + (4) are related to relativistic invariance while (3) + (5) are indicative of the quantum nature...
27 KB (3,775 words) - 11:40, 24 July 2024
moreover quantum mechanics provides a recipe for calculating this probability distribution. Indeterminacy in measurement was not an innovation of quantum mechanics...
18 KB (2,450 words) - 23:59, 5 August 2024