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Characterization of Multiqubit-State Entanglement
Ahmad Farooq,Junaid ur Rehman,Hyundong Shin 한국통신학회 2019 한국통신학회 학술대회논문집 Vol.2019 No.11
Saturating the monogamy inequalities implies that the multipartite structure can be fully characterized by bipartite combinations. In this paper, we provide a tighter monogamy constraint for convex roof extended negativity. We show that the squeezing monogamy inequalities can approach to their saturations through a genetic algorithm.
Distribution of Entanglement in Multipartite Qubit States
Ahmad Farooq,Junaid ur Rehman,Hyundong Shin(신현동) 한국통신학회 2021 한국통신학회 학술대회논문집 Vol.2021 No.2
Saturating the polygamy inequalities of entanglement implies that the multipartite structure can be fully characterized by bipartite combinations. In this paper, we provide a tighter polygamy constraint for convex roof extended negativity of the assistance. Specifically, we characterize polygamy inequalities using machine learning. We show that the polygamy inequalities can approach to their saturations significantly through a genetic algorithm.
Farooq Mujahid,Ahmed Ammar,Qureshi Kamran,Shah Ajmal,Waheed Khalid,Siddique Waseem,Irfan Naseem,Ahmad Masroor,Farooq Amjad 한국원자력학회 2022 Nuclear Engineering and Technology Vol.54 No.9
Owing to the rising concerns about the safety of nuclear power plants (NPP), it is essential to study the venturi scrubber in detail, which is a key component of the filtered containment venting system (FCVS). FCVS alleviates the pressurein containment byfiltering and venting out the contaminated air. Themain objective of this research was to perform a CFD investigation of different configurations of a circular, non-submerged, selfpriming venturi scrubber to estimate and improve the performance in the removal of elemental iodine from the air. For benchmarking, a mass transfer model which is based on two-film theory was selected and validated by experimental data where an alkaline solution was considered as the scrubbing solution. This mass transfer model was modified and implemented on a unique formation of two self-priming venturi scrubbers in series. Euler-Euler method was used for two-phase modeling and the realizable K ε model was used for capturing the turbulence. The obtained results showed a remarkable improvement in the removal of radioactive iodine from the air using a series combination of venturi scrubbers. The removal efficiency was improved at every single data point.
Pure State Extraction in Standard Quantum Tomography
Ahmad Farooq,Hyundong Shin 한국통신학회 2022 한국통신학회 학술대회논문집 Vol.2022 No.2
We provide an efficient method to reconstruct the pure quantum state from the expectation value of the Bloch vector. A highly accurate pure state is obtained by the eigenvalue decomposition of the estimated quantum state. Our method requires less computational cost and post-processing timing than the standard linear regression method.