THE XXZ CHAIN AND THE CRITICAL BEHAVIOUR
Koornwinder polynomials and the XXZ spin chain
... the XXZ spin chain, in the form of match- maker representations they relate to Temperley-Lieb loop models in statistical physics, while their realization as principal series representations leads to the ...
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The Scaling of Entanglement Entropy for One Spatial XXZ Spin Chain
... Keywords Entanglement Entropy, Quantum Phase Transitions, Scaling, Numerical Simulation 1. Introduction The study of quantum condensed matter systems is benefiting from an infusion of ideas related to quantum in- ...
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Permutation operators, entanglement entropy, and the XXZ spin chain in the limit Δ-> -1
... The paper is organized as follows: in Section 2 we introduce a new type of local operators which can be defined for a replica version of any quantum spin chain model. These are local cyclic replica permutation ...
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Quantum Discord of a Two Qubit Anisotropy XXZ Heisenberg Chain with Dzyaloshinskii Moriya Interaction
... This work is licensed under the Creative Commons Attribution International License (CC BY). http://creativecommons.org/licenses/by/4.0/ Abstract We investigate the quantum discord of a two-qubit anisotropy XXZ ...
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A. Critical Chain
... B. Fuzzy Approach The traditional way of describing tasks in projects is difficult because of the need to designate dates. The problems associated with untimely execution of tasks in projects, which obviously is the main ...
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Critical Chain Concepts
... traditional Critical Path terminology, this means that all tasks are critical once you are in tracking ...In Critical Chain planning, as you will read later, you insert buffers at key points ...
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A Critical Look at Critical Chain Project Management
... the critical chain are likely to affect the meaning of the buffers of various types, bringing us to the third issue which is related to the use of buffers for project ...the critical chain or ...
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Random bond XXZ chains with modulated couplings
... It is important to stress that the derivation of our re- sults for the quantization conditions derived above rely strongly on the discreteness of the probability distribu- tion and would not be applicable to an arbitrary ...
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Dynamics of a Quantum Phase Transition in the XXZ Model
... This theory further proved its general value when Zurek, Dorner and Zoller [15] showed it could work also for quantum phase transitions by applying it to the quantum Ising model in a transverse fiels (see section 3.4). ...
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Summary Critical Chain Goldratt
... the critical chain is resource ...the critical or non-critical chains of various projects) expected to be in that resource buffer according to the following priority ...
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Critical Chain Project Management The Basics
... a Critical Chain Subject Matter Expert for The Boeing Company in El Segundo, ...in Critical Chain Project Management by the Theory of Constraints International Certification Organization ...
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Exact regimes of collapsed and extra two-string solutions in the two down-spin sector of the spin-1/2 massive XXZ spin chain
... 2N . (29) It coincides with that of the XXX chain. 4 On the other hand, an extra pair of two-strings appears. If the following condition is satisfied, the number of two string-solutions is by two larger than the ...
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Transition from Critical Path to Critical Chain: A Case Research Analysis
... from Critical Path to Critical Chain: A Case Research Analysis Srijit Sarkar Abstract — The purpose of this paper is two-fold: first of all, it provides a comprehensive overview of the problems ...
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Critical Chain Project Management: Motivation & Overview
... Protected Critical Chain Schedule Note that the Critical Chain, unlike the Critical Path, will cross between logistical pathways as necessary to reflect resource ...the Critical ...
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CRITICAL CHAIN PROJECT MANAGEMENT THEORY AND PRACTICE
... Resource contentions were identified in determining the critical chain and the activity times were halved as specified in the guidance, putting 50% of the remainder in the buffer. During the webinar ...
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Modelling of Project Buffer in Critical Chain Scheduling
... in Critical Chain ...a critical chain that will end with project duration near to the actual one required for building construction projects in ...of critical chain density and ...
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SUPPLY CHAIN DESIGN: SOME CRITICAL QUESTIONS
... supply chain has become one of the key issues for many organisations, especially in today’s turbulent business environment (Nunlee, Qualls & Rosa, 2000: 354; Mentzer, 2001: 8; Burt, Dobler & Starling, ...
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Gradient critical phenomena in the Ising quantum chain
... the critical coupling which varies linearly in one space ...its critical value in the middle of the system where an interface region separates the ordered phase on the left from the disordered phase on the ...
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Critical Chain Project Management - an abductive view.
... ‘Case 6’ Service- Government 2 Project manager (PM) 3 organisation level meetings, with project manager and two of his upper-level managers prior to the official case study, the firm’s w[r] ...
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Resource Allocation Optimization in Critical Chain Method
... 1 Department of Computer Science, Kielce University of Technology al.1000-lecia P.P. 7, Kielce, Poland Abstract – The paper presents resource allocation optimization in Critical Chain Project Man- agement ...
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