English
Related papers

Related papers: Electromagnetically Induced Transparency Spectrosc…

200 papers

The polarization of optical fields is a crucial degree of freedom in the all-optical analogue of electromagnetically induced transparency (EIT). However, the physical origins of EIT and polarization induced phenomena have not been well…

Several classical analogues of electromagnetically induced transparency in metamaterials have been demonstrated. A simple two-resonator model can describe their absorption spectrum qualitatively, but fails to provide information about the…

We investigate the transient optical response property of an electromagnetically induced transparency (EIT) in a cold Rydberg atomic gas. We show that both the transient behavior and the steady-state EIT spectrum of the system depend…

Atomic Physics · Physics 2018-05-09 Qi Zhang , Zhengyang Bai , Guoxiang Huang

Induced transparency is a common but remarkable effect in optics. It occurs when a strong driving field is used to render an otherwise opaque material transparent. The effect is known as electromagnetically induced transparency in atomic…

The coupling between dual-band or multi-band quasi-bound states in the continuum (q-BICs) is of great interest for their rich physics and promising applications. Here, we report tunable collective electromagnetic induced transparency-like…

Electrical impedance tomography (EIT) is a non-invasive imaging technique, capable of reconstructing images of the electrical conductivity of tissues and materials. It is popular in diverse application areas, from medical imaging to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Shuaikai Shi , Ruiyuan Kang , Panos Liatsis

We find that the magnetic plasmon resonance plays a vital role in plasmonic electromagnetically-induced transparency (EIT) proposed by Zhang et al. [\prl \textbf{101}, 047401 (2008)] as well as the localized surface plasmon polaritons.…

Materials Science · Physics 2009-07-28 Yuehui Lu , Hua Xu , Nguyen Thanh Tung , Joo Yull Rhee , Won Ho Jang , Byoung Seung Ham , YoungPak Lee

We show that, by simple modifications of the usual three-level $\Lambda$-type scheme used for obtaining electromagnetically induced transparency (EIT), phase dependence in the response of the atomic medium to a weak probe field can be…

Quantum Physics · Physics 2009-11-11 Kishore T. Kapale , Mostafa Sahrai , Habib Tajali , M. Suhail Zubairy

A plasmonic nanoantenna probed by a plane-polarized optical field in a medium with no gain materials can show zero absorption or even amplification, while exhibiting maximal polarizability. This occurs through coupling to an adjacent…

Optics · Physics 2019-08-28 Ali Panahpour , Abolfazl Mahmoodpoor , Andrei V. Lavrinenko

Electromagnetically induced transparency (EIT) and Autler-Townes splitting (ATS) are generally characterized and distinguished by the width of the transparency created in the absorption profile of a weak probe in presence of a strong…

Quantum Physics · Physics 2023-11-16 Arif Warsi Laskar , Pratik Adhikary , Niharika Singh , Saikat Ghosh

The control of one light field by another, ultimately at the single photon level, is a challenging task which has numerous interesting applications within nonlinear optics and quantum information science. Due to the extremely weak direct…

Quantum Physics · Physics 2011-10-04 Magnus Albert , Aurelien Dantan , Michael Drewsen

We offer a general treatment of electromagnetically induced transparency (EIT) in a five level system consisting of four metastable ground states. Two additional RF/microwave fields coherently couple the two ground states of the standard…

Quantum Physics · Physics 2009-11-13 James Owen Weatherall , Christopher P. Search

We report here the first observation of electromagnetically induced transparency (EIT) in $^{20}$Ne. The power broadening of the EIT linewidth is measured as a function of neon pressure and RF excitation power. Doppler effects on the EIT…

Optics · Physics 2014-02-26 Boaz Lubotzky , David Shwa , Tao Kong , Nadav Katz , Guy Ron

A novel mechanism to realize dynamically tunable electromagnetically induced transparency (EIT) analogue in the terahertz (THz) regime is proposed. By putting the electrically controllable monolayer graphene under the dark resonator, the…

Optics · Physics 2017-12-18 Tingting Liu

Highly excited Rydberg states of excitons in Cu$_2$O semiconductors provide a promising approach to explore and control strong particle interactions in a solid-state environment. A major obstacle has been the substantial absorption…

Quantum Gases · Physics 2020-10-28 Valentin Walther , Peter Grünwald , Thomas Pohl

The implementation of electromagnetically induced transparency (EIT) in a cold Rydberg gas provides an attractive route towards strong photon--photon interactions and fully deterministic all-optical quantum information processing. In this…

Quantum Physics · Physics 2017-08-23 J. D. Pritchard , K. J. Weatherill , C. S. Adams

We present a full quantum model to study the fidelity of single photons with different quantum states propagating in a medium exhibiting electromagnetically induced transparency (EIT). By using the general reservoir theory, we can calculate…

Quantum Physics · Physics 2022-01-19 Hao Hsu , Chin-Yao Cheng , Jiun-Shiuan Shiu , Ling-Chun Chen , Yong-Fan Chen

We discuss the Electromagnetically Induced Transparency (EIT) in lambda, cascade and vee type three-level systems where the Hamiltonian and the Lindblad term of each configuration are expressed in the $SU(3)$ representation. At steady…

Quantum Physics · Physics 2016-12-28 Surajit Sen , Tushar Kanti Dey , Mihir Ranjan Nath , Gautam Gangopadhyay

A novel ultrafast all-optical switching mechanism is demonstrated theoretically and experimentally based on a plasmonic analog of the effect of \textit{Enhancement of Index of Refraction}(EIR) in quantum optics. In the quantum optical EIR…

We investigate the storage and retrieval of electromagnetic waves using a nonlinear metamaterial, analogous to the electromagnetically induced transparency (EIT) observed in atomic systems. We experimentally demonstrate the storage of the…

Applied Physics · Physics 2018-08-21 Toshihiro Nakanishi , Masao Kitano