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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

In this paper, a new counter-propagation waves coupling mechanism is proposed which is expected to realize an electromagnetically induced transparency (EIT)-like effect. Comparing the travelling waves coupling mechanism (see J. Mod. Opt.…

Optics · Physics 2023-01-11 Chaoying Zhao

A chiral metastructure composed of spatially separated double semi-periodic helices is proposed and investigated theoretically and experimentally in this Letter. Chirality-dependent electromagnetically induced transparency (EIT) and a slow…

Classical Physics · Physics 2018-09-03 Bo Yan , Fan Gao , Hongfeng Ma , Kesong Zhong , Bin Lv , Naibo Chen , Pinggen Cai , Ziran Ye , Yun Li , Chenghua Sui , Tao Xu , Chenghua Ma , Qiang Lin

We present a technique for measuring ion temperature using cavity-based electromagnetically induced transparency (EIT) applicable for cavity QED systems. This method enables efficient extraction of the ion's phonon occupation number…

Quantum Physics · Physics 2026-03-27 Abhijit Kundu , Vijay Bhatt , Arijit Sharma

We investigate the controllability of electromagnetically induced transparency (EIT) and Fano resonances in hybrid optomechanical system which is composed of cigar-shaped Bose-Einstein condensate (BEC) trapped inside high-finesse…

Quantum Physics · Physics 2015-04-28 Kashif Ammar Yasir , Wu-Ming Liu

When a resonance associated with electromagnetically induced transparency (EIT) in an atomic ensemble is modulated by an off-resonant standing light wave, a band of frequencies can appear for which light propagation is forbidden. We show…

Quantum Physics · Physics 2009-11-07 A. Andre , M. D. Lukin

All-dielectric metamaterials composed of high index and low loss dielectric resonators have become a promising way for high-efficient optical devices. However, fabricating terahertz all-dielectric metamaterials and actively tuning their…

Optics · Physics 2018-08-15 Chuwen Lan , Hailian Wu , Daquan Yang , Zehua Gao

We discuss a \Lambda-like model of atomic levels involving two autoionizing (AI) states of the same energy. The system is irradiated by two external electromagnetic fields (strong -- driving and weak -- probing ones). For such a system…

Quantum Physics · Physics 2013-12-02 T. Bui Dinh , W. Leoński , V. Cao Long , J. Peřina

We study 85Rb atomic vapor for electromagnetically induced transparency (EIT) and obtain sub-natural EIT spectra at optical power higher than saturation intensity. It is shown that spectral width of transmission and intensity of EIT signal…

Atomic Physics · Physics 2011-01-21 S. M. Iftiquar

This paper proposes a reconfigurable planar metamaterial that can be switched between capacitive and inductive responses using local changes in the electrical conductivity of its constituent material. The proposed device is based on…

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

We have observed two dual electromagnetically induced transparency (EIT) spectra in probe transmission through cold $^{87}Rb$ atoms trapped in a magneto-optical trap (MOT). These dual EIT peaks are generated in two different N-systems…

Atomic Physics · Physics 2019-05-21 Charu Mishra , A. Chakraborty , S. P. Ram , S. Singh , V. B. Tiwari , S. R. Mishra

The electromagnetically induced transparency (EIT) phenomenon in a four level atomic system with tripod configuration is studied. The results show that this configuration is equivalent to the combination of two single three-level $\Lambda$…

Quantum Physics · Physics 2007-11-20 Xiao Li , Yu Liu , Hong Guo

We report the observation of Electromagnetically Induced Transparency (EIT) of a mechanical field, where a superconducting artificial atom is coupled to a 1D-transmission line for surface acoustic waves. An electromagnetic microwave drive…

Quantum Physics · Physics 2020-07-01 Gustav Andersson , Maria K. Ekström , Per Delsing

THz amplitude modulators and switches are considered to be the main building blocks of future THz communication systems. Despite rapid progress, modulation and switching devices in this electromagnetic spectrum lag far behind other…

We report electromagnetically induced transparency using quantized fields in optomechanical systems. The weak probe field is a narrow band squeezed field. We present a homodyne detection of EIT in the output quantum field. We find that the…

Quantum Physics · Physics 2015-05-27 Sumei Huang , G. S. Agarwal

We theoretically investigate a double-{\Lambda} electromagnetically induced transparency (EIT) system. The property of the double-{\Lambda} medium with a closed-loop configuration depends on the relative phase of the applied laser fields.…

Quantum Physics · Physics 2014-09-16 Yi-Hsin Chen , Pin-Ju Tsai , Ite A. Yu , Ying-Cheng Chen , Yong-Fan Chen

We report on our experimental work concerning a planar metamaterial exhibiting classical electromagnetically induced transparency (EIT). Using a structure with two mirrored split-ring resonators as the dark element and a cut wire as the…

Materials Science · Physics 2010-12-14 Lei Zhang , Philippe Tassin , Thomas Koschny , Cihan Kurter , Steven M. Anlage , C. M. Soukoulis

We experimentally demonstrate the elementary case of electromagnetically induced transparency (EIT) with a single atom inside an optical cavity probed by a weak field. We observe the modification of the dispersive and absorptive properties…

We show that it is possible to change from a {\it subnatural} electromagnetically induced transparency (EIT) feature to a {\it subnatural} electromagnetically induced absorption (EIA) feature in a (degenerate) three-level $\Lambda$ system.…

Optics · Physics 2012-06-14 Sapam Ranjita Chanu , Kanhaiya Pandey , Vasant Natarajan
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