Search Results - Random diffraction grating~

Optimization of random diffraction gratings in thin-film solar cells using genetic algorithms by Lin, Albert, Phillips, Jamie

“… Varying diffraction gratings were studied, including periodic rectangular gratings, a four-level rectangular grating, and an arbitrary grating resembling a randomly textured surface…”
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Miniaturized Diffraction Grating Design and Processing for Deep Neural Network by Lu, Lidan, Zeng, Zhoumo, Zhu, Lianqing, Zhang, Qiankun, Zhu, Bofei, Yao, Qifeng, Yu, Mingxing, Niu, Haisha, Dong, Mingli, Zhong, Guoshun

“…Researchers of UCLA reported the fully connected optical neural network, the high computational rate, and low power consumption was realized, while the diffraction grating system based…”
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Diffraction by random Ronchi gratings by Torcal-Milla, Francisco Jose, Sanchez-Brea, Luis Miguel

“…In this work, we obtain analytical expressions for the near-and far-field diffraction of random Ronchi diffraction gratings where the slits of the grating are randomly displaced around their periodical positions…”
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The plane wave diffraction on a flat area from randomly orientated rectangular apertures by Khachatrian, A.Zh, Harutyunyan, S.H., Khachikyan, L.E., Muradyan, T.R., Harutyunyan, G.A., Aghabekyan, V.N.

“…•At the same time, as this work shows, symmetric diffraction patterns can also be realized in the case of random gratings…”
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Diffraction by gratings with random fill factor by Torcal-Milla, Francisco Jose, Sanchez-Brea, Luis Miguel

“…In this work, we analyze the diffraction produced by Ronchi gratings where the fill factor is not constant, but presents random fluctuations around its nominal value…”
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Statistical Analysis of Single-Order Diffraction Grating with Quasi-Random Structures by Zang, Huaping, Cui, Zhihao, Wei, Lai, Liu, Hongjie, Fan, Quanping, He, Yangfan, Sun, Bin, Chen, Jihui, Cao, Leifeng

“…Single-order diffraction gratings with quasi-random structures are effective optical elements in suppressing harmonics contamination…”
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Individual speckle diffraction based 1D and 2D Random Grating Fabrication for detector and solar energy harvesting applications by Bingi, Jayachandra, Murukeshan, Vadakke Matham

“… Here, we demonstrate a novel edge diffraction phenomenon of individual speckle for the fabrication of 1D and 2D micron and sub-micron size random gratings…”
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Diffraction efficiency performance of random anti-reflecting subwavelength surface structures on prefabricated fused silica binary gratings by Kunala, Karteek, Poutous, Menelaos K

“…Random anti-reflecting subwavelength surface structures have been reported to enhance transmission of optical windows and lenses…”
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Simulative study on speckle-spectral properties of a random pixelated grating by Wu, Li, Cai, Zhijian, Su, Yanfeng, Wu, Jianhong

“… The speckle generation mechanism of the random pixelated grating is derived by using the diffraction and Fourier transform theory, and the speckle-spectral correlation properties are analyzed…”
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Blazed Silicon Gratings for Soft X-Ray and Extreme Ultraviolet Radiation: the Effect of Groove Profile Shape and Random Roughness on the Diffraction Efficiency by Goray, L. I., Sharov, V. A., Mokhov, D. V., Berezovskaya, T. N., Shubina, K. Yu, Pirogov, E. V., Dashkov, A. S., Bouravleuv, A. D.

“…The effect of the groove profile shape and random roughness of the reflecting facet of five silicon diffraction gratings (1°–4…”
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Talbot effect of the defective grating in deep Fresnel region by Teng, Shuyun, Wang, Junhong, Zhang, Wei, Cui, Yuwei

“… The defects of grating include the loss of the diffraction unit, the dislocation of the diffraction unit and the modulation of the unit separation…”
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Infrared Absorption Enhancement Using Periodic Inverse Nanopyramids in Crystalline-Silicon Bottom Cells for Application in Tandem Devices by Razzaq, Arsalan, Depauw, Valerie, Radhakrishnan, Hariharsudan Sivaramakrishnan, Cho, Jinyoun, Gordon, Ivan, Szlufcik, Jozef, Abdulraheem, Yaser, Poortmans, Jef

“… In contrast with the conventional random pyramid texture, diffraction gratings can be designed to target specific wavelength ranges by the selection of the grating pitch…”
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Grating-coupled surface plasmon resonance enhanced organic photovoltaic devices induced by Blu-ray disc recordable and Blu-ray disc grating structures by Nootchanat, Supeera, Pangdam, Apichat, Ishikawa, Ryousuke, Wongravee, Kanet, Shinbo, Kazunari, Kato, Keizo, Kaneko, Futao, Ekgasit, Sanong, Baba, Akira

“…) originating from the presence of diffraction gratings on the surface of the active layer. Two types of diffraction gratings, periodic gratings…”
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Subwavelength triangular random gratings by ICHIKAWA, HIROYUKI

“… Such a random grating shows some interesting properties, including suppression of higher diffraction orders…”
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Two-dimensional binary phase gratings for zero-order and high-order diffraction suppression by Chen, Yifan, Zhang, Kun, Lv, Xinjie, Zhao, Gang, Zhu, Shining

“… Moreover, the manipulation on the arrangement of grating design can disperse or concentrate the diffraction energy…”
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Design and Characterization of Quasi-random-dots Two-dimensional Fork Gratings by Huakui, Hu, Jiangtao, Ding, Haifeng, Jiang, Weifeng, Wu, Huajie, Xu

“…In order to suppress the high-order diffractions of the traditional two-dimensional fork gratings, a single optical element, named quasi-random-dots two-dimensional fork gratings (QTFGs…”
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Disorder and broad-angle iridescence from Morpho-inspired structures by Song, Bokwang, Eom, Seok Chan, Shin, Jung H.

“… At the same time, the random offsets among the ridges broaden the directional multilayer reflection peaks and the grating diffraction peaks that the color appears the same at various viewing angles…”
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Single-Pixel Diffuser Camera by Liu, Baolei, Wang, Fan, Chen, Chaohao, McGloin, David

“… (LED) illumination. Furthermore, we demonstrate hyperspectral imaging with line array detection by adding a diffraction grating…”
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Plasmonics and nanophotonics for photovoltaics by Catchpole, Kylie R., Mokkapati, Sudha, Beck, Fiona, Wang, Er-Chien, McKinley, Arnold, Basch, Angelika, Lee, Jaret

“…In recent years, there has been rapid development in the field of nanoscale light trapping for solar cells. This has been driven by the decrease in thickness…”
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Enhanced Light Harvesting in Mesoscopic Solar Cells by Multilevel Multiscale Patterned Photoelectrodes with Superpositioned Optical Properties by Jang, Segeun, Kang, Jin Soo, Lee, Jong-Kwon, Kim, Sang Moon, Son, Yoon Jun, Lim, Ahyoun, Cho, Hyesung, Kim, Jin, Jeong, Juwon, Lee, Gunhee, Sung, Yung-Eun, Choi, Mansoo

“…Investigations on nano‐ and micropatterns have been intensively performed in optical applications due to their light modulation effects for enhanced photon…”
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