Výsledky vyhledávání - "diffraction efficiency"

High-order diffraction gratings with an isosceles triangle profile for a nano-precision linear optical encoder Autor Niu, Dong, Wang, Xunhan, Li, Tian, Su, Jiayu, Chen, Bangdao, Ren, Shoupu, Li, Guojun, Jiang, Weitao, Shi, Yongsheng, Yin, Lei, Liu, Hongzhong

“…High-order diffraction is preferred to nanoscale displacement measurement by linear optical encoder. The diffraction efficiency at high orders, however, is…”
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Liquid-crystal-based polarization volume grating applied for full-color waveguide displays Autor Weng, Yishi, Zhang, Yuning, Cui, Jingyi, Liu, Ao, Shen, Zhongwen, Li, Xiaohua, Wang, Baoping

“…In this Letter, we demonstrate polarization volume grating (PVG)-based couplers for a double-layer waveguide display to realize a full-color near-eye display…”
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Fabricating colorful bulk metallic glass surfaces by femtosecond laser processing Autor Gao, Qiang, Ouyang, Di, Liu, Xiaotao, Wu, Shixing, Huang, Xin, Li, Ning

“…Here, we report on successful fabrication of colorful bulk metallic glass surfaces through the technique of femtosecond laser processing. The results manifest…”
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Analysis of diffraction efficiency of phase gratings in dependence of duty cycle and depth Autor Meshalkin, A Yu, Podlipnov, V V, Ustinov, A V, Achimova, E A

“…The analysis of dependence of diffraction efficiency on duty cycle and modulation depth of phase gratings with rectangular and Gaussian profile was performed…”
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Carbazole-modified benzothiazolium dye composites for holographic application Autor Abdelsalam, Diaa Hamed Abdelshafy, Dhas, Abishaka Arul, Yamazaki, Ikuma, Kinashi, Kenji, NaotoTsutsumi, Jackin, Boaz Jessie

“…Holographic technologies, including data storage, 3D imaging, and display devices, require materials that offer high diffraction efficiency, long-term…”
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Metasurface holograms reaching 80% efficiency Autor Zheng, Guoxing, Mühlenbernd, Holger, Kenney, Mitchell, Li, Guixin, Zentgraf, Thomas, Zhang, Shuang

“…Using a metasurface comprising an array of nanorods with different orientations and a backreflector, a hologram image can be obtained in the visible and…”
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Design of an off-axis near-eye AR display system based on a full-color freeform holographic optical element Autor Wang, Yongdong, Yang, Tong, Ni, Dongwei, Cheng, Dewen, Wang, Yongtian

“…In this Letter, we propose a design and fabrication method for a full-color augmented reality (AR) optical system based on a freeform holographic optical…”
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Progress toward an efficient, uniformly scalable lithium niobate terahertz pulse source Autor Krizsán, Gergő, Jurasits, Bálint, Almási, Gábor, Hebling, János

“…We report significant progress in developing a compact, imaging-free, and scalable tilted-pulse-front-pumped (TPFP) terahertz (THz) source based on a nonlinear…”
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Polarization-independent reflective slanted grating for RGB bands Autor Li, Hua-Bin, Peng, Rong-Wei, Xie, Yong-Fang, Wang, Jin, Jia, Wei, Zhou, Chang-He

“…A polarization-independent reflective double-layer slanted grating with a hybrid metal-dielectric structure is proposed for RGB bands (462nm, 526nm, 620nm),…”
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Rotating twisted templates for imprinting polarization gratings with a sub- to dozen-micron period Autor Jiang, Xiangyu, Ye, Xianglin, Xue, Kuangdi, Zhou, Yingjie, Fan, Fan, Wen, Shuangchun

“…In this Letter, we report and experimentally demonstrate what is to our knowledge a novel scheme for imprinting polarization gratings (PGs) with a pair of…”
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Diffraction efficiency management by complex binary gratings Autor Amaya, Dafne, Rueda, Edgar, Vaveliuk, Pablo

“…The diffraction efficiencies of a complex binary diffraction grating with a rectangular profile are controlled through the steps' phases, amplitudes, and duty…”
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Volume holograms with linear diffraction efficiency relation by (3 + 1)D printing Autor Dinc, Niyazi Ulas, Moser, Christophe, Psaltis, Demetri

“…We demonstrate the fabrication of volume holograms using two-photon polymerization with dynamic control of light exposure. We refer to our method as (3 + 1)D…”
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Grayscale transparent metasurface holograms Autor Wang, Lei, Kruk, Sergey, Tang, Hanzhi, Nanjing Univ, Li, Tao, Kravchenko, Ivan, Neshev, Dragomir N., Kivshar, Yuri S.

“…In this paper, we demonstrate transparent metaholograms based on silicon metasurfaces that allow high-resolution grayscale images to be encoded. Finally, the…”
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Extreme‐Angle Silicon Infrared Optics Enabled by Streamlined Surfaces Autor Zhang, Fei, Pu, Mingbo, Li, Xiong, Ma, Xiaoliang, Guo, Yinghui, Gao, Ping, Yu, Honglin, Gu, Min, Luo, Xiangang

“…Infrared optical systems are indispensable in almost all domains of society, but their performances are often restricted by bulky size, small field of view,…”
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Dispersion-engineered metasurfaces reaching broadband 90% relative diffraction efficiency Autor Chen, Wei Ting, Park, Joon-Suh, Marchioni, Justin, Millay, Sophia, Yousef, Kerolos M. A., Capasso, Federico

“…Dispersion results from the variation of index of refraction as well as electric field confinement in sub-wavelength structures. It usually results in…”
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Metasurface-driven full-space structured light for three-dimensional imaging Autor Kim, Gyeongtae, Kim, Yeseul, Yun, Jooyeong, Moon, Seong-Won, Kim, Seokwoo, Kim, Jaekyung, Park, Junkyeong, Badloe, Trevon, Kim, Inki, Rho, Junsuk

“…Structured light (SL)-based depth-sensing technology illuminates the objects with an array of dots, and backscattered light is monitored to extract…”
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Sandwich structure for polarization-insensitive high-dispersion diffraction grating based on total internal reflection Autor Zhang, Xinbin, Chen, Jiaying, Huang, Haizhou, Huang, Lili, Feng, Xinkai, Chen, Huaixi, Zhang, Xianzeng

“…Combining a grating structure with a prism can realize a device with high diffraction efficiency, low polarization-dependent loss, and strong dispersion in a…”
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Doubling the efficiency of high-resolution X-ray gratings via thin-film interference Autor Voronov, D L, Gullikson, E M, Salmassi, F, Park, S, Padmore, H A

“…We found that the efficiency of high-resolution soft X-ray gratings having a high groove density can be significantly improved by optimization of the thickness…”
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Depth-Fused AR Display Using Broadband Pancharatnam-Berry Phase Lenses Autor Li, Zongyan, Wang, Bo, Huang, Xiaojin, Li, Yan, Su, Yikai

“…We develop a depth-fused 3D augmented reality (AR) display using broadband Pancharatnam-Berry phase lenses (PBLs). Employing a multi-layer twisted liquid…”
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High diffraction efficiency complex amplitude modulation technique by using antiwave functions Autor Martinez-Carranza, Juan, Kozacki, Tomasz

“…Complex amplitude modulation (CAM) is a single-step technique that codes the amplitude and phase of a diffracted optical field into a real function. Loading…”
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