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Related papers: Cavity state preparation using adiabatic transfer

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STImulated Raman Adiabatic Passage (STIRAP) is a powerful technique for robust state transfer capabilities in quantum systems. This method, however encounters challenges for its implementation as a gate in qubit-subspace due to its…

Quantum Physics · Physics 2025-01-28 Ujjawal Singhal , Harsh Vardhan Upadhyay , Irshad Ahmad , Vibhor Singh

This article proposes a new method to increase the efficiency of stimulated Raman adiabatic passage (STIRAP) in superconducting circuits using a shortcut to the adiabaticity (STA) method. The STA speeds up the adiabatic process before…

Quantum Physics · Physics 2025-07-21 Madan Mohan Mahana , Sankar Davuluri , Tarak Nath Dey

We propose a scheme to deterministically generate Greenberger-Horne-Zeilinger states of $N\geq 3$ atoms trapped in spatially separated cavities connected by optical fibers. The scheme is based on the technique of fractional stimulated Raman…

Quantum Physics · Physics 2015-06-12 Si-Yang Hao , Yan Xia , Jie Song , Nguyen Ba An

A scheme is presented to perform an entangling gate between two atomic ensembles or Bose-Einstein condensates in a optical cavity with a common optical mode. The method involves using a generalized Stimulated Raman Adiabatic Passage…

Quantum Gases · Physics 2018-10-30 Sergi Ortiz , Yilun Song , June Wu , Valentin Ivannikov , Tim Byrnes

We analyze a technique for the preparation of low entropy many body states of atoms in optical lattices based on adiabatic passage. In particular, we show that this method allows preparation of strongly correlated states as stable highest…

Stimulated Raman adiabatic passage (STIRAP) offers significant advantages for coherent population transfer between un- or weakly-coupled states and has the potential of realizing efficient quantum gate, qubit entanglement, and quantum…

Quantum Physics · Physics 2016-04-27 H. K. Xu , W. Y. Liu , G. M. Xue , F. F. Su , H. Deng , Ye Tian , D. N. Zheng , Siyuan Han , Y. P. Zhong , H. Wang , Yu-Xi Liu , S. P. Zhao

Adiabatic techniques are known to allow for engineering quantum states with high fidelity. This requirement is currently of large interest, as applications in quantum information require the preparation and manipulation of quantum states…

Quantum computers attract much attention as they promise to outperform their classical counterparts in solving certain type of problems. One of them with practical applications in quantum chemistry is simulation of complex quantum systems.…

Quantum Physics · Physics 2014-07-08 Libor Veis , Jiří Pittner

We discuss a simple scheme for preparing atoms and molecules in an arbitrary preselected coherent superposition of quantum states. The technique, which we call fractional stimulated Raman adiabatic passage ({\it f-STIRAP}), is based upon…

Quantum Physics · Physics 2007-05-23 N. V. Vitanov , K. -A. Suominen , B. W. Shore

Preparation of a specific quantum state is a required step for a variety of proposed practical uses of quantum dynamics. We report an experimental demonstration of optical quantum state preparation in a semiconductor quantum dot with…

Mesoscale and Nanoscale Physics · Physics 2013-06-25 Yanwen Wu , I. M. Piper , M. Ediger , P. Brereton , E. R. Schmidgall , M. Hugues , M. Hopkinson , R. T. Phillips

Performing a faithful transfer of an unknown quantum state is a key challenge for enabling quantum networks. The realization of networks with a small number of quantum links is now actively pursued, which calls for an assessment of…

Quantum Physics · Physics 2017-09-18 B. Vogell , B. Vermersch , T. E. Northup , B. P. Lanyon , C. A. Muschik

We propose a simple technique for the generation of arbitrary-sized Dicke states in a chain of trapped ions. The method uses global addressing of the entire chain by two pairs of delayed but partially overlapping laser pulses to engineer a…

Quantum Physics · Physics 2009-11-13 I. E. Linington , N. V. Vitanov

In this paper we propose a new protocol to achieve coherent population transfer between two states in a three-level atom by using two ac fields. It is based on the physics of Stimulated Raman Adiabatic Passage (STIRAP), but it is…

Quantum Physics · Physics 2015-06-11 P. G. Di Stefano , E. Paladino , A. D'Arrigo , G. Falci

We analyze electromagnetically induced transparency and light storage in an ensemble of atoms with multiple excited levels (multi-Lambda configuration) which are coupled to one of the ground states by quantized signal fields and to the…

Quantum Physics · Physics 2009-11-11 Juergen Appel , K. -P. Marzlin , A. I. Lvovsky

We propose a robust scheme to prepare three-dimensional entanglement states between a single atom and a Bose-Einstein Condensate (BEC) via stimulated Raman adiabatic passage (STIRAP) techniques. The atomic spontaneous radiation, the cavity…

Quantum Physics · Physics 2015-05-20 Li-Bo Chen , Peng Shi , Chun-Hong Zheng , Yong-Jian Gu

We propose the implementation of a rapid adiabatic passage (RAP) scheme to generate entanglement in Rydberg atom-array systems. This method transforms a product state in a multi-qubit system into an entangled state with high fidelity and…

Quantum Physics · Physics 2024-09-02 Shijie Xu , Xinwei Li , Xiangliang Li , Jinbin Li , Ming Xue

Spatial adiabatic passage processes for ultracold atoms trapped in tunnel-coupled cylindrically symmetric concentric potentials are investigated. Specifically, we discuss the matter-wave analogue of the rapid adiabatic passage (RAP)…

Quantum Physics · Physics 2016-02-10 Joan Polo , Albert Benseny , Thomas Busch , Verònica Ahufinger , Jordi Mompart

An adiabatic state preparation technique, called the adiabatic spiral, is proposed for the Heisenberg model. This technique is suitable for implementation on a number of quantum simulation platforms such as Rydberg atoms, trapped ions, or…

Quantum Physics · Physics 2023-06-05 Anthony N. Ciavarella , Stephan Caspar , Marc Illa , Martin J. Savage

Stimulated Raman adiabatic passage (STIRAP) is a widely used protocol to realize high-fidelity and robust quantum control in various quantum systems. However, further application of this protocol in superconducting qubits is limited by…

Stimulated Raman adiabatic passage (STIRAP) is a widely-used technique of coherent state-to-state manipulation for many applications in physics, chemistry, and beyond. The adiabatic evolution of the state involved in STIRAP, called…