40 citations · 60 across the 10 of their papers we have counts for
15 papers · 1 filter
Partial scaling transform of multiqubit states as a criterion of separability
C. Lupo, V. Man'ko, G. Marmo +1
The partial scaling transform of the density matrix for multiqubit states is introduced to detect entanglement of quantum states. The transform contains partial transposition as a…
Fresnel tomography: a novel approach to the wave function reconstruction based on Fresnel representation of tomograms
S. De Nicola, R. Fedele, M. A. Man'ko +1
New type of tomographic probability distribution, which contains complete information on the density matrix (wave function) related to the Fresnel transform of the complex wave fun…
Squeezing Operator and Squeeze Tomography
Octavio Castanos, Ramon Lopez-Pena, Margarita A. Man'ko +1
Some properties of Plebanski squeezing operator and squeezed states created with time-dependent quadratic in position and momentum Hamiltonians are reviewed. New type of tomography…
Rotated and scaled center of mass tomography for several particles
A. S. Arkhipov, Yu. E. Lozovik, V. I. Man'ko
The tomographic map of quantum state of a system with several degrees of freedom which depends on one random variable, analogous to center of mass considered in rotated and scaled…
Entanglement structure of adjoint representation of unitary group and tomography of quantum states
V. I. Man'ko, G. Marmo, E. C. G. Sudarshan +1
The density matrix of composite spin system is discussed in relation to the adjoint representation of unitary group U(n). The entanglement structure is introduced as an additional…
Probability representation of kinetic equation for open quantum system
V. I. Man'ko, V. A. Sharapov, E. V. Shchukin
The tomographic probability distribution is used to decribe the kinetic equations for open quantum systems. Damped oscillator is studied. Purity parameter evolution for different d…