Yazar "Yeşilyurt, Can" için listeleme
-
Behavior of quantum fisher information of bell pairs under decoherence channels
Özaydın, Fatih; Altıntaş, Azmi Ali; Buğu, Sinan; Yeşilyurt, Can (Polish Acad Sciences Inst Physics, 2014-02)Quantum Fisher information has recently been an essential tool for analyzing the phase sensitivity of the quantum states in various quantum tasks, requiring high precision, such as quantum clock synchronization, positioning ... -
Constructing quantum logic gates using q-deformed harmonic oscillator algebras
Altıntaş, Azmi Ali; Özaydın, Fatih; Yeşilyurt, Can; Buğu, Sinan; Arık, Metin (Springer, 2014-04)We study two-level q-deformed angular momentum states, and using q-deformed harmonic oscillators, we provide a framework for constructing qubits and quantum gates. We also present the construction of some basic one-qubit ... -
Deterministic local doubling of W states
Özaydın, Fatih; Yeşilyurt, Can; Buğu, Sinan; Altıntaş, Azmi Ali; Tame, Mark S.; Yang, Lan; Özdemir, Şahin Kaya (OSA - The Optical Society, 2016-11-01)In large quantum systems, multipartite entanglement can be found in many inequivalent classes. Preparing states of arbitrary size in different classes is important for performing a wide range of quantum protocols. W states, ... -
Fusing multiple W states simultaneously with a Fredkin gate
Özaydın, Fatih; Buğu, Sinan; Yeşilyurt, Can; Altıntaş, Azmi Ali; Tame, Mark; Kaya Özdemir, Şahin (American Physical Society, 2014-04-14)We propose an optical scheme to prepare large-scale entangled networks of W states. The scheme works by simultaneously fusing three polarization-encoded W states of arbitrary size via accessing only one qubit of each W ... -
An optical setup for deterministic creation of four Partite W state
Özaydın, Fatih; Yeşilyurt, Can; Buğu, Sinan; Diker, Fırat; Altıntaş, Azmi Ali (Polish Academy of Sciences, 2015-04)In order to create polarization based entanglement networks of W-4 state, we propose an optical setup, which uses only four horizontally polarized photons as resource which implies no entanglement requirement as a resource. ... -
Quantum fisher information of bipartitions of W states
Özaydın, Fatih; Altıntaş, Azmi Ali; Yeşilyurt, Can; Buğu, Sinan; Erol, Volkan (Polish Acad Sciences Inst Physics, 2015-04-24)We study the quantum Fisher information (QFI) of W states and W-like states under decoherence. In particular, we find that on the contrary to amplitude damping and depolarizing decoherence, a W-like state of 3 qubits ... -
Quantum fisher information of several qubitsin the superposition of A GHZ and two W stateswith arbitrary relative phase
Özaydın, Fatih; Altıntaş, Azmi Ali; Buğu, Sinan; Yeşilyurt, Can; Arık, Metin (Springer/Plenum Publishers, 2014-09)We study the quantum Fisher information (QFI) of a system of several particles which is in a superposition of a GHZ and two W states with arbitrary relative phase. We show that as the number of particles increases from 3 ...