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We theoretically examine Raman photoassociation of a Bose-Einstein condensate, revisiting stimulated Raman adiabatic passage (STIRAP). Due to collisional mean-field shifts, efficient molecular conversion requires strong coupling and low…

Atomic Physics · Physics 2007-05-23 Matt Mackie , Kari Harkonen , Anssi Collin , Kalle-Antti Suominen , Juha Javanainen

We generalize the idea of chainwise stimulated Raman adiabatic passage (STIRAP) [Kuznetsova \textit{et al.} Phys. Rev. A \textbf{78}, 021402(R) (2008)] to a photoassociation-based chainwise atom-molecule system, with the goal of directly…

Quantum Gases · Physics 2015-05-18 Jing Qian , Weiping Zhang , Hong Y. Ling

Stimulated Raman adiabatic passage (STIRAP) is a standard technique to combat experimental imperfections and can be used to realize robust quantum state control, which has many applications in physics, chemistry, and beyond. However, STIRAP…

Quantum Physics · Physics 2021-01-21 Bao-Jie Liu , Man-Hong Yung

By performing a slow adiabatic change between two traps of a quantum particle, it is possible to transform an eigenstate of the original trap into the corresponding eigenstate of the final trap. If no level crossings are involved, the…

Quantum Physics · Physics 2016-12-28 S. Martínez-Garaot , M. Palmero , J. G. Muga , D. Guéry-Odelin

Efficient preparation and detection of the motional state of trapped ions is important in many experiments ranging from quantum computation to precision spectroscopy. We investigate the stimulated Raman adiabatic passage (STIRAP) technique…

Quantum Physics · Physics 2016-02-17 Florian Gebert , Yong Wan , Fabian Wolf , Jan C. Heip , Piet O. Schmidt

We consider stimulated Raman adiabatic passage (STIRAP) when the final state is a superposition of two non-degenerate states. The system consists of four states coupled by two light fields. We find the relative phase of the final…

Atomic Physics · Physics 2026-03-16 Eli Morhayim , Michael T. Ziemba , J. Lim , B. E. Sauer

In a solid-state spin system, we experimentally demonstrate a protocol for quantum-state population transfer with an improved efficiency compared to traditional stimulated Raman adiabatic passage (STIRAP). Using the ground-state triplet of…

Quantum Physics · Physics 2023-05-03 Musang Gong , Min Yu , Ralf Betzholz , Yaoming Chu , Pengcheng Yang , Zhenyu Wang , Jianming Cai

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

Adiabatic techniques using multi-level systems have recently been generalised from the optical case to settings in atom optics, solid state and even classical electrodynamics. The most well known example of these is the so called STIRAP…

Quantum Physics · Physics 2010-07-23 S. McEndoo , S. Croke , J. Brophy , Th. Busch

Adiabatic evolutions find widespread utility in applications to quantum state engineering, geometric quantum computation, and quantum simulation. Although offering robustness to experimental imperfections, adiabatic processes are…

Three level atom optics (TLAO) is introduced as a simple, efficient and robust method to coherently manipulate and transport neutral atoms. The tunneling interaction among three trapped states allows to realize the spatial analog of the…

Quantum Physics · Physics 2009-11-10 K. Eckert , M. Lewenstein , R. Corbalan , G. Birkl , W. Ertmer , J. Mompart

Reaching a given target quantum state with high fidelity and fast operation speed close to the quantum limit represents an important goal in quantum information science. Here, we experimentally demonstrate superadiabatic quantum driving to…

Quantum Physics · Physics 2024-04-05 Musang Gong , Min Yu , Yaoming Chu , Wei Chen , Qingyun Cao , Ning Wang , Jianming Cai , Ralf Betzholz , Luigi Giannelli

The process of stimulated Raman adiabatic passage (STIRAP) provides a possible route for the generation of a coherent molecular Bose-Einstein condensate (BEC) from an atomic BEC. We analyze this process in a three-dimensional mean-field…

Statistical Mechanics · Physics 2009-11-07 P. D. Drummond , K. V. Kheruntsyan , D. J. Heinzen , R. H. Wynar

We use optimal control theory to obtain shortcuts to adiabaticity which maximize population transfer in a three-level STIRAP system, for a given finite duration of the process and specified dissipation rate at the intermediate state. We fix…

Quantum Physics · Physics 2022-12-27 Dionisis Stefanatos , Emmanuel Paspalakis

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

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

We report on the experimental demonstration of stimulated Raman adiabatic passage (STIRAP) in a Tm$^{3+}$:YAG crystal. Tm$^{3+}$:YAG is a promising material for use in quantum information processing applications, but as yet there are few…

Quantum Physics · Physics 2011-06-27 A. L. Alexander , R. Lauro , A. Louchet , T. Chanelière , J. L. Le Gouët

The Stimulated Raman Adiabatic Passage (STIRAP) procedure is a robust and complete population transfer method which have various application in chemistry and atomic physics. Here, we study the effects of one-photon detuning, transition…

Atomic Physics · Physics 2020-10-28 Fatemeh Ahmadinouri , Mehdi Hosseini , Farrokh Sarreshtedari

Chainwise stimulated Raman adiabatic passage (C-STIRAP) in M-type molecular system is a good alternative in creating ultracold deeply-bound molecules when the typical STIRAP in {\Lambda}-type system does not work due to weak Frank-Condon…

Quantum Physics · Physics 2024-08-06 Jiahui Zhang , Li Deng , Yueping Niu , Shangqing Gong

We use microwave induced adiabatic passages for selective spin flips within a string of optically trapped individual neutral Cs atoms. We position-dependently shift the atomic transition frequency with a magnetic field gradient. To flip the…