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    Efficient non-Hermitian wave-modulation protocol with a rapid parametric jump by Shin Seung Han, Choi Yu Sung, Kim Yae Jun, Yoon Jae Woong

    Published 2025-02-01
    “…Here, we demonstrate a principle for efficient wave modulation through optimized parametric trajectories around an EP. …”
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    Article
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    Theoretical framework to design and optimize feasible all optical modulator based on multi passband slit array filters in frequency domain by Mostafa Shabani, Gholamreza Karimi, Alvise Bagolini

    Published 2025-06-01
    “…Driven by the urgent need for high-performance optical filters and modulators in THz communication and imaging systems, this paper proposes an energy-efficient, high-modulation-depth all-optical modulator based on a plasmonic silicon-core slit array structure, along with methods for its design, fabrication, and optimization. …”
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    REDUCTION OF THE CONTROL VOLTAGE IN THE AMPLITUDE ELECTROOPTIC MODULATOR AT MULTIPLE-INTERFERENCE IN A RING RESONATOR by A. I. Kanojka

    Published 2020-03-01
    “…In this paper, it’s described a method that allows to implement highly efficient amplitude modulation of radiation at the output of a ring resonator by controlling its artificial light losses, which are derived from it using two Y-shaped couplers. …”
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    Nonlocal electro-optic metasurfaces for free-space light modulation by Damgaard-Carstensen Christopher, Bozhevolnyi Sergey I.

    Published 2023-04-01
    “…The electro-optic Pockels effect in a 300 nm-thick lithium niobate (LN) film sandwiched between a continuous thick gold film and an array of gold nanostripes, serving also as control electrodes, is exploited to realize fast and efficient light modulation. The fabricated compact (active area <1000 µm2) modulators operate in the wavelength range of 850–950 nm, featuring a maximum intensity modulation depth of 42 % at the driving voltage of ±10 V within the bandwidth of 13.5 MHz (with the potential bandwidth of 6.5 GHz). …”
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    Amplitude modulation of radiation by coupled resonators by A. I. Kanojka

    Published 2020-10-01
    “…In this paper, we describe a method that allows one to realize highly efficient amplitude modulation of radiation at the output of electro-optical laser switches with two coupled resonators, in which electro-optical elements are located both in two split arms and in every arm of a multipath interferometer with combined channels with a control voltage 2 times lower than in existing laser switches. …”
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    Cadmium passivation induced negative differential resistance in cove edge graphene nanoribbon device by Saurabh Kharwar, Farzan Gity, Paul K. Hurley, Lida Ansari

    Published 2025-03-01
    “…NDR is a phenomenon critical for high-speed switching, enables efficient signal modulation, making it valuable for nanoscale transistors, memory elements, and oscillators. …”
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    Integration of Plasmonic Nanoheaters for Rapid and Tunable Light‐Driven Phase Transitions in VO₂ Nanocomposites by Shankar Acharya, Aaron Hutchins, Opeyemi Akanbi, Hong Tang, Yingjie Zhang, Hualiang Zhang, Wei Guo

    Published 2025-06-01
    “…This rapid thermal response enables efficient phase modulation, achieving frequencies up to 1 kHz and a modulation depth of 10%.…”
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    Ultrahigh free-electron Kerr nonlinearity in all-semiconductor waveguides for all-optical nonlinear modulation of mid-infrared light by Gonzalo Álvarez-Pérez, Huatian Hu, Fangcheng Huang, Tadele Orbula Otomalo, Michele Ortolani, Cristian Ciracì

    Published 2025-08-01
    “…Finally, we demonstrate efficient nonlinear modulation of the transmittance spectrum of a Mach–Zehnder interferometer made of our all-semiconductor waveguides via the free-electron Kerr effect. …”
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    Adaptive 3D M-QAM Using Cross Polarized Antenna by Yousef Ali Abohamra

    Published 2025-01-01
    “…The key component of meeting this requirement is employing an efficient adaptive modulation scheme. Adaptive M-ary Quadrature Amplitude Modulation (M-QAM) techniques have been developed to deliver better Bit Error Rate (BER) performance and higher Spectral Efficiency (SE) by taking advantage of the time-varying nature of wireless fading channels. …”
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    Superpixel Technique Enabled Spatial Phase Modulation Equalization for Power-Efficient Vortex Beam Generation by Ruhao Zhao, Junpeng Zheng, Cong Zhang, Meng Xiang, Gai Zhou, Yi Xu, Yuwen Qin, Songnian Fu

    Published 2024-01-01
    “…Our results would facilitate various applications mediated by power-efficient phase modulation utilizing the SLM.…”
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    Enhancing T cell anti-tumor efficacy with a PD1-TIGIT chimeric immune-checkpoint switch receptor by Jingjing Zhao, Jiebin Dong, Changwen Deng, Qianjing Zhang, Shicheng Sun, Honggang Li, Yun Bai, Hongkui Deng

    Published 2023-12-01
    “…Simultaneous targeting of these two inhibitory molecules could be an efficient checkpoint modulation strategy. Here, we developed a PD1-TIGIT chimeric immune-checkpoint switch receptor (CISR) that enhances the efficacy of CAR T cell immunotherapy by reversing the inhibitory checkpoint signals of PD1/PDL1 and/or TIGIT/CD155. …”
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    Enhanced Photoelectrochromic Performance of WO<sub>3</sub> Through MoS<sub>2</sub> and GO–MoS<sub>2</sub> Quantum Dot Doping for Self-Powered Smart Window Application by Jacinta Akoth Okwako, Seung-Han Song, Sunghyoek Park, Sebastian Waita, Bernard Aduda, Young-Sik Hong, Chi-Hwan Han

    Published 2025-05-01
    “…Photoelectrochromic devices, which combine light-induced color change with energy-efficient optical modulation, have attracted significant attention for applications such as smart windows, displays, and optical sensors. …”
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    Advanced smart assistance with enhancing social interaction and daily activities for visually impaired individuals using deep learning with modified seagull optimization by Sana Alazwari, Hussah Nasser AlEisa, Mohammed Rizwanullah, Radwa Marzouk

    Published 2025-05-01
    “…Next, the features are extracted using the Dilated Convolution Block Attention Module with EfficientNet (DCBAM-EfficientNet) module, which derives the intrinsic and complex features. …”
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    Stability module of path compression for on-demand ad hoc routing by XU Jia, LI Zhi, ZHOU Yao, LIU Feng-yu

    Published 2009-01-01
    “…The dynamic, real-time stable compression period probabilistically based on dynamic path compression model was calculated.A stability module of path compression techniques(SMPC) was proposed which could restrain the blindness for path compression efficiently and improve the stability of routes, by using based on GPS and SMPC-MS based on the compression coverage to lessens the ephemeral short-cuts and multiple short-cuts.The simulation results show that the path compression techniques by SMPC achieve low control overhead and end-to-end delay compared with both AODV and PCA.It is a generic and efficient stability module of path compression techniques for on-demand ad hoc routing.…”
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    Research of the Comprehensive Performance Test System of the RV Reducer Used in Robot by Lu Qi, Wu Xinhui, He Weidong

    Published 2016-01-01
    “…A kind of centring device and a comprehensive performance test system of the RV reducer used in the robot are provided,the test system including light transmission accuracy test module,load transmission accuracy test module,stiffness,backlash test module,precision life test module and transmission efficiency test module,the transmission accuracy,stiffness,backlash,precision life and the transmission efficiency of the RV reducer used in the robot with different series and different specifications could be highly accurately measured.The inspection standard for the design and manufacturing of the RV reducer used in the robot is provided,the higher percent of pass of the products before use is guaranteed,the inspection standard to improve the performance parameters of the RV reducer used in the robot is also provided.…”
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    Towards high quality transferred barium titanate ferroelectric hybrid integrated modulator on silicon by Mengxue Tao, Butong Zhang, Tianxiang Zhao, Xiaoxuan Wu, Ming Liu, Guohua Dong, Junjia Wang

    Published 2025-01-01
    “…The hybrid integration of BTO with SOI waveguides is expected to pave the way for the development of high-speed and high efficiency EO modulators.…”
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