# Haut PDF Entanglement in non-unitary quantum critical spin chains

### Entanglement in non-unitary quantum critical spin chains

**Entanglement**entropy has proven invaluable to our understanding of

**quantum**...“

**non**-

**unitary**

**quantum**mechanics”, which has seen growing interest from areas as diverse as open ...

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### Criticality without Frustration for Quantum Spin-1 Chains

**Quantum**Information, Slovak Academy of Sciences, Bratislava, Slovakia (Received 24 August 2012; published 16 November 2012) Frustration-free (FF)

**spin**

**chains**have a property that their ground ...

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### Choreographed entanglement dances: Topological states of quantum matter

**spin**-1’s on each ...direct

**entanglement**between two

**spin**- 1’s (represented by the blue curves) can only appear be- tween the neighboring effective ...an

**unitary**transformation acting within ...

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### Bifurcation in entanglement renormalization group flow of a gapped spin model

**quantum**circuits U,V are exact.

**In**this section, we will refer to local degrees of freedom as ...multiscale

**entanglement**renormalization ansatz (MERA) states [ 3 , 23 ...the ...

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### Periodically driven random quantum spin chains : Real-Space Renormalization for Floquet localized phases

**quantum**Ising chain ...the

**critical**properties are expected to be described exactly

**in**the asymptotic regime by the appropriate Strong Disorder RG rules [26, ...

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### Coherent-state transfer via highly mixed quantum spin chains

**spin**transfer, even using highly mixed ...more

**spin**pairs with engineered couplings

**in**the chain allows for the perfect transfer of

**quantum**information and potentially of ...

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### Advanced integrability techniques and analysis for quantum spin chains

**in**the sample or of its geometry 3 ...associated

**critical**exponents is a famous still unsolved ...electrons

**in**a disordered po- tential moving from one Landau level to another, that is both ...

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### The action of the Virasoro algebra in quantum spin chains. Part I. The non-rational case

**in**the extended Kac table, h = h r,s with r, s ∈ N ∗ . While

**in**

**unitary**CFTs the resulting degenerate behaviour implies the existence of certain differential equations satisfied by the ...

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### Temperature dependence of the NMR relaxation rate $1/T_1$ for quantum spin chains

**non**-trivial crossover occurring

**in**

**critical**

**chains**between the high-temperature diffusive classical regime and the low-temperature response described by the Tomonaga-Luttinger liquid (TLL) ...

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### Density of States of Quantum Spin Systems from Isotropic Entanglement

**in**QMBS research such as matrix product states [ 8 , 9 ], and density matrix renor- malization group [ 10 ], where the state (usually the ground state of one-dimensional

**chains**) can be ...

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### Stochastic dissipative quantum spin chains (I) : Quantum fluctuating discrete hydrodynamics

**quantum**, is one of the main current focuses of both theoretical and experimental condensed matter ...physics.

**In**the classical theory, important theoretical progresses were recently achieved by solving ...

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### Entanglement distribution over 150 km in wavelength division multiplexed channels for quantum cryptography

**entanglement**dis- tribution

**in**up to 31 standard channel pairs using off- the-shelves, and high-performance multi-channel DWDM components ...energy-time

**entanglement**, we employ a set of ...

8

### Spin-Exchange Interaction in ZnO-based Quantum Wells

**Quantum**Confined Stark Effect (QCSE), the short-range electron-hole exchange interaction redistributes oscillator strengths among exciton states built from different valence ...

14

### Realizability in the Unitary Sphere

**non**-deterministic computations [13]. And,

**in**general, if we consider the standard values of the lambda calculus as the basis, then linear combinations of those form a vector space, which can be ...

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### Long-range spin transfer in triple quantum dots

**quantum**dot arrays provide a fully tunable platform for manipulating the coherent coupling of

**quantum**...strated

**in**the double

**quantum**dot system with the obser- vation of ...

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### Investigation, realization, and entanglement characterization of complex optical quantum states.

**In**order to address the challenge of a complete entan- glement characterization, we developed a multipartite d-level

**entanglement**witness that is capable of detecting the presence of any arbitrarily ...

233

### Fast exciton spin relaxation in single quantum dots

**Spin**memory effects

**in**semiconductor

**quantum**dots (QDs) attract presently much attention

**in**the physics of ...carriers

**in**QDs is expected to lead to an inhi- bition of the main ...

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### Quantum interference in exciton-Mn spin interactions in a CdTe semiconductor quantum dot

**in**the range 570–610 ...single

**quantum**dots containing a single Mn 2 þ ...observed

**in**the same ...lines

**in**the low-energy tail of the broad PL emission band [ 9 , 25 ], which assured ...

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### Spin Excitations of the Spin-Polarized Electron Gas in Semimagnetic Quantum Wells

**spin**subbands with,

**in**the absence of carriers, the splitting described by a modified Brillouin function ...at

**non**vanishing field into four new structures associated with

**spin**conserving ...

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### Quantum Primitives for Secure Two-party Computations and Entanglement Attacks

**In**the other direction, one would find out practically physical channels that match the theoretical ...of

**quantum**mechanics into the field of communication and cryptography [Wie83], the successful ...

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