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We study the spectral and scattering theory of light transmission in a system consisting of two asymptotically periodic waveguides, also known as one-dimensional photonic crystals, coupled by a junction. Using analyticity techniques and…

Mathematical Physics · Physics 2021-04-15 Giuseppe De Nittis , Massimo Moscolari , Serge Richard , Rafael Tiedra de Aldecoa

We have experimentally demonstrated polarizers and polarizing beam splitters based on microwave-scale two-dimensional photonic crystals. Using polarized microwaves within certain frequency bands, we have observed a squared-sinusoid (Malus)…

Condensed Matter · Physics 2009-11-10 D. R. Solli , C. F. McCormick , R. Y. Chiao , J. M. Hickmann

The evolution of X-ray detection technology has significantly enhanced sensitivity and spatial resolution in non-destructive imaging of internal structure. However, the problem of low luminescence and transparency of scintillator materials…

Optics · Physics 2025-07-16 Tatsunori Shibuya , Eichi Terasawa , Hiromi Kimura , Takeshi Fujiwara

Periodic driving of particles can create crystalline structures in their dynamics. Such systems can be used to study solid-state physics phenomena in the time domain. In addition, it is possible to realize photonic time crystals and to…

Great potential of photonic band-gap (PBG) structures for the development of continuous wave ultraviolet all-solid-state laser, including UV femtosecond pulse source, as well as for increase of output laser power at short-wave optical range…

Optics · Physics 2007-09-05 Y. V. Radeonychev , I. V. Koryukin

The band structures of the photonic crystal slabs play a significant role in manipulating the flow of light and pre-dicting exotic physics in photonics. In this letter, we show that the key features of photonic band structures can be…

Optics · Physics 2023-04-20 Wenze Lan , Peng Fu , Chang-Yin Ji , Gang Wang , Yugui Yao , Changzhi Gu , Baoli Liu

Inspired by recent advances in the manipulation of atoms trapped near 1D waveguides and pro- posals to use surface acoustic waves on piezoelectric substrates for the same purpose, we show the potential of two-dimensional platforms. We…

Quantum Physics · Physics 2018-07-04 F. Galve , R. Zambrini

We have experimentally studied polarization properties of the two-dimensional coupled photonic crystal microcavity arrays, and observed a strong polarization dependence of the transmission and reflection of light from the structures - the…

Optics · Physics 2009-11-10 Hatice Altug , Jelena Vuckovic

The iso-frequency contours of a photonic crystal are important for predicting and understanding exotic optical phenomena that are not apparent from high-symmetry band structure visualizations. Here, we demonstrate a method to directly…

In this paper, we have firstly proposed two-dimensional function photonic crystals, which the dielectric constants of medium columns are the functions of space coordinates $\vec{r}$, it is different from the two-dimensional conventional…

Optics · Physics 2016-01-19 Xiang-Yao Wu , Ji Ma , Xiao-Jing Liu , Yu Liang

We demonstrate a method to generate entangled photons with controlled spatial shape by parametric down conversion (PDC) in a 2D nonlinear crystal. A compact and novel crystal source was designed and fabricated, generating directly path…

Quantum Physics · Physics 2013-03-13 E. Megidish , A. Halevy , H. S. Eisenberg , A. Ganany-Padowicz , N. Habshoosh , A. Arie

Flatband photonic lattices, i.e. arrays of waveguides or resonators displaying a flat Bloch band, offer new routes for light trapping and distortion-free imaging. Here it is shown that flatland lattices can show stable and cooperative laser…

Optics · Physics 2021-02-19 Stefano Longhi

We proposed and realized a two-dimensional (2D) photonic bandedge laser surrounded by the photonic bandgap. The heterogeneous photonic crystal structure consists of two triangular lattices of the same lattice constant with different air…

Optics · Physics 2009-11-10 Soon-Hong Kwon , Se-Heon Kim , Sun-Kyung Kim , Yong-Hee Lee , Sung-Bock Kim

We introduce a novel optimization method to design the first examples of photonic quasicrystals with substantial, complete photonic band gaps (PBGs): that is, a range of frequencies over which electromagnetic wave propagation is forbidden…

Optics · Physics 2010-07-22 Marian Florescu , Salvatore Torquato , Paul J. Steinhardt

We show theoretically that, in the limit of weak dispersion, one-dimensional (1D) binary centrosymmetric photonic crystals can support topological edge modes in all photonic band gaps. By analyzing their bulk band topology, these "harmonic"…

Mesoscale and Nanoscale Physics · Physics 2016-04-05 Ka Hei Choi , C. W. Ling , K. F. Lee , Y. H. Tsang , Kin Hung Fung

We design a polarization-sensitive resonator for use in midinfrared photodetectors, utilizing a photonic crystal cavity and a single or double-metal plasmonic waveguide to achieve enhanced detector efficiency due to superior optical…

Optics · Physics 2009-10-16 Jessie Rosenberg , Rajeev V. Shenoi , Sanjay Krishna , Oskar Painter

We present a flexible method that can calculate Bloch modes, complex band structures, and impedances of two-dimensional photonic crystals from scattering data produced by widely available numerical tools. The method generalizes previous…

Laser-driven acceleration holds great promise for significantly improving accelerating gradient. However, scaling the conventional process of structure-based acceleration in vacuum down to optical wavelengths requires a substantially…

Accelerator Physics · Physics 2007-08-24 Benjamin M. Cowan

Photonic crystals enable fine control over light propagation at the nanoscale, and thus play a central role in the development of photonic and quantum technologies. Photonic band diagrams (BDs) are a key tool to investigate light…

Two dimensional (2D) photonic crystals are well known for its ability to manipulate the propagation of electromagnetic wave inside the crystal. 1D and 2D photonic crystals are relatively easier to fabricate than 3D because the former work…

Optics · Physics 2012-09-20 Hendradi Hardhienata , Husin Alatas
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