nuclear spins
Study of Decoherence on the Teleportation Algorithm in a Chain of Three Nuclear Spins System
... We make a numerical study of decoherence on the teleportation algorithm implemented in a linear chain of three nuclear spins system. We study different types of environments, and we determine the associated ...
8
Diamond as a Solid State Quantum Computer with a Linear Chain of Nuclear Spins System
... By removing a 12 C atom from the tetrahedral configuration of the diamond, replacing it by a 13 C atom, and re- peating this in a linear direction, it is possible to have a linear chain of nuclear spins one ...
6
Quasi non Markovian Approach to the Study of Decoherence of a Controlled Not Quantum Gate in a Chain of Few Nuclear Spins Quantum Computer
... We use the weak coupling approximation for a system consisting of a linear chain of three paramagnetic atoms with nuclear spin one half [19], interacting with a ther- mal reservoir (not pure) consisting of a ...
16
All optical hyperpolarization of electron and nuclear spins in diamond
... of nuclear polarization is of great importance to nuclear magnetic resonance (NMR) ex- periments, where the primary sensitivity limit is caused by the small thermal population differences of nuclear ...
10
Study of Decoherence of Elementary Gates Implemented in a Chain of Few Nuclear Spins Quantum Computer Model
... was used for studying sudden death of entanglement of two qubits. We will use this approach for our study of decoherence of several quantum gates during operation in a quantum computer model made up of a linear chain of ...
17
Surface code architecture for donors and dots in silicon with imprecise and nonuniform qubit couplings
... The surface code architecture we will consider consists of a square planar array of qubits as described in detail by Fowler et al. [14]. We consider the data qubits (DQ) to be the spin of the electrons in the quantum ...
11
Solid effect DNP polarization dynamics in a system of many spins
... highest nuclear spin polarization and the fasted buildup rate simulations with many nuclear spins were carried ...many nuclear spins, a cubic grid of 124 13 C spins with a ...
10
Spin liquid mediated RKKY interaction
... the spins, two vectors in spin space are ...the nuclear spins within a unit cell can now lie at angles to each other in the same plane, with the angle given by the sign of the components of the ...
12
Dynamic nuclear polarization as kinetically constrained diffusion
... 1330 nuclear spins ( 13 C) arranged on a regular grid in a cube (11 × 11 × 11) around one central electron ...the nuclear spin polarization at the given ...
13
Dynamic nuclear polarization of 67Zn and 1H spins by means of shallow donors in ZnO nanoparticles
... Dynamic nuclear polarization 共 DNP 兲 effects are observed of 67 Zn 共 I = 5 / 2 兲 nuclear spins in ZnO nanopar- ticles and of 1 H 共 I = 1 / 2 兲 spins of the Zn 共 OH 兲 2 capping ...these ...
6
Spins, Stalls, and Shutdowns: Pitfalls of Qualitative Policing and Security Research
... Policing/security agencies are often presumed difficult to access due to their secret or enclosed nature (e.g., behind a blue wall). However, we argue this is not necessarily the case, and that access may be no more ...
20
The study of electron correlation by "Different orbitals for different spins" methods
... spin densities for the benzyl radical, we performed the fully spin projected calculation using the wavefunction with two vari'able parameters,' equation 6-23, with Ruedenberg integral va[r] ...
248
Magnetization dynamics of two interacting spins in an external magnetic field
... The imaginary ⬙ 共 兲 part of the complex susceptibility for ␣ = 1.0, = 7.0, h I = 0.001, h II = 0.0, and various values of the exchange parameter = 0.01, 1.0, and 5.0 are shown in Fig. 5. Here two bands appear in ...
11
Density and T1 of surface and bulk spins in diamond in high magnetic field gradients
... electron spins that can easily be polarized by small magnetic fields and to disre- gard all physical processes involving ...impurity spins play an important role ...
8
Theoretical and experimental investigations of frustrated pyrochlore magnets
... of spins, see for example ...the spins on different rods [84]. These disordered states of copianar spins maintain zero spin on every tetrahedron, creating a macroscopic degeneracy of ground ...
229
ENCRYPTION OF DATA STREAMS USING PAULI SPINS ½ MATRICES
... these two matrices A= B 12 *B 09 in the correct order. The cipher text SKREJBNFANBOSCSHF is coded to numerals using the code table. The last numeral corresponds to the power to which[r] ...
9
Tuning the interactions between electron spins in fullerene based triad systems
... This is essential for the recording, storing and read-out processes performed in spin-based quantum information processing using nanoscale molecular architectures.3 This has been achieve[r] ...
20
Correlation of Exchange Bias and Angle on Applied Perturbation Field and Anti Ferromagnetic Spins
... FM spins was pinned by AFM spins. Our results due to the AFM spins pinning includes two aspects: one is the stable uncompensated AFM spins; the other is the couple interact between AFM ...
6
Measurement Induced Nonlocality and Geometric Discord in the Spin Boson Model
... In order to further demonstrate the dynamical features of MIN and GD, we specify our study to two exemplary reservoir spectra widely used in the literature, flat spec- trum and Lorentzian spectrum. First, we consider the ...
8
Mössbauer spectroscopy of some magnetic materials
... 1964 repeated the measurements and found that the crystal structure was that of NiAs, and that the magnetic arrangement consisted of spins lying in ferromagnetic sheets perpendicular to [r] ...
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