Simulated Research on the Industry DC Power Supply System Schemes Based on Inductive Filtering Transformer by NING Zhihao, ZHOU Guandong, WANG Can, ZUO Jian

“…In order to solve the problems of conventional 12-pulse and multiple rectifier system such as lower efficiency and larger noise of transformer, it presented a novel rectifier transformer based on inductive filtering technology, introduced normal uncontrollable and controllable DC power supply schemes with such transformers and comparatively analyzed harmonic suppression, harmonic magnetic flux suppression, power factor’s promotion, loss decreasing and energy-saving of the system in Matlab simulations. …”
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Enhancing local ionization in micro-gap atmospheric discharge by Yize Liu, Nicolas Le Thomas, Christophe Leys, Anton Nikiforov

“…Enhancement of local ionization in micro-gap atmospheric dielectric barrier discharges is achieved experimentally via spatiotemporal control combining geometric confinement and harmonic excitation, namely adding a second-order harmonic to the applied voltage. …”
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Acoustic Noise of Induction Motor Drive with Voltage-Source Inverter by Random Space Vector PWM: Simulation and Experimentation Analysis by Bouyahi Henda, Adel Khedher

“…Simulation results exhibit the validity and efficiency of the RSF_SVPWM strategy to reduce sideband harmonics at different modulation indexes. …”
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Efficient Generation of Transversely and Longitudinally Truncated Chirped Gaussian Laser Pulses for Application in High-Brightness Photoinjectors by Andreas Hoffmann, Sumaira Zeeshan, James Good, Matthias Gross, Mikhail Krasilnikov, Frank Stephan

“…The 3D pulse shape at a wavelength of 514 nm is characterized via imaging spectroscopy, and second-harmonic generation frequency-resolved optical gating (SHG FROG) measurements are also performed to analyze the shaping scheme’s efficacy. …”
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Examining Nantong City’s ancient market significance, efficiency, and improvements through a behavioral demand analysis by Francis Deng Clement, Shutian Zhou

“…This information is crucial in forming resistant urban areas which harmonize profitability with cultural market preservation. …”
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Efficient GHz electro-optical modulation with a nonlocal lithium niobate metasurface in the linear and nonlinear regime by Agostino Di Francescantonio, Alessandra Sabatti, Helena Weigand, Elise Bailly-Rioufreyt, Maria Antonietta Vincenti, Luca Carletti, Jost Kellner, Attilio Zilli, Marco Finazzi, Michele Celebrano, Rachel Grange

“…Additionally, we demonstrate more than one order of magnitude intensity modulation of the second harmonic seeded by a continuous-wave laser, with a modulation efficiency of about 0.12 V−1. …”
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120 W Efficient Single Frequency Amplification Based on Wide Tunable 1018 nm DBR Seed Source by Pan Li, Linfeng Li, Kaiming Cao, Ruihong Gao, Heshan Liu, Meng Shi, Ziren Luo

“…High-power, widely tunable 1018 nm single-frequency fiber lasers and their harmonics play a crucial role in Rydberg microwave measurement applications. …”
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Analysis and Optimization of DC-DC Converters Through Sensitivity to Parametric Variations by Nikolay Hinov, Plamen Stanchev, Gergana Vacheva

“…The optimization of DC-DC converters is crucial for enhancing their performance and efficiency in various applications. This study focuses on the sensitivity analysis of DC-DC converters to parametric variations, which plays a key role in designing robust and efficient systems. …”
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Development of a Simulation Model for Blade Tip Timing with Uncertainties by Kang Chen, Guoning Xu, Xulong Zhang, Wei Qu

“…Blade tip timing (BTT) is the most cost-efficient approach for the monitoring of blades. The reliability and validity of BTT is mainly investigated through numerical simulation and experimental verification. …”
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Cost-Effective Optimization of Sizing and Charging Profiles for PHEV Parking Lots in Smart Microgrids Using Harmony Search Algorithm by Mehrdad Ahmadi Kamarposhti, Hassan Shokouhandeh, Emad M. Ahmed, Zaki A. Zaki, Ilhami Colak, El Manaa Barhoumi, Kei Eguchi

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Implementation of Power Factor Correction using Asynchronous Boost Converter on Single Phase Full-Bridge Diode by Masramdhani Saputra, Imron Ridzki, Sigit Setya Wiwaha, Saddani Djulihenanto

“…High rms current values due to harmonics often cause problems in protection settings in addition to efficiency problems. …”
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Investigating the Influence of PWM-Driven Cascaded H-Bridges Multilevel Inverter on Interior Permanent Magnet Synchronous Motor Power Losses by Claudio Nevoloso, Gioacchino Scaglione, Giuseppe Schettino, Antonino Oscar Di Tommaso, Fabio Viola, Ciro Spataro, Rosario Miceli

“…Motor power losses were further categorized into fundamental and harmonic power losses. This evaluation involved driving the power converter using six distinct multicarrier PWM strategies at four different switching frequencies. …”
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A Rapidly Tunable Laser System for Measurements of NH₂ at 597 nm Behind Reflected Shock Waves by Sean Clees, Spencer C. Barnes, Taylor M. Rault, Christopher L. Strand, Ronald K. Hanson

“…The system consisted of three main parts: (1) a distributed feedback diode laser operating at 1194.8 nm, (2) a fiber-coupled optical amplifier, and (3) a periodically poled lithium niobate (PPLN) waveguide for second-harmonic generation. A phase-matching optical frequency bandwidth of 118 GHz and a second-harmonic generation efficiency of 109%/W were determined for the PPLN waveguide, and the intensity and wavelength stability of the system were measured. …”
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Spectral content of Pc5–6/Pi3 geomagnetic pulsations and their efficiency in generation of geomagnetically induced currents by Sakharov Ya., Yagova Nadezda, Pilipenko Vyacheslav

“…Potentially risky 10 A GICs can originate from non-storm pulsations with amplitudes about few tens of nanotesla which are common at auroral latitudes. On average, multi-harmonic pulsations are more effective in GIC generation that 1-harmonic ones. …”
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Energy-efficient and reliable dual closed-loop DC control system for intelligent electric vehicle charging infrastructure. by Jun Li, Wan Chen, Xiaoqiong Zhu, Baoguo Zang, Cong Zhang, Hengxiao Hu, Ming Zhang, Wenbao Lei

“…This study presents an innovative dual closed-loop DC control system for intelligent electric vehicle (EV) charging infrastructure, designed to address the challenges of high power factor, low harmonic pollution, and high efficiency in EV charging applications. …”
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A Computationally Efficient Learning-Based Control of a Three-Phase AC/DC Converter for DC Microgrids by Ran Li, Wendong Feng, Tianhao Qie, Yulin Liu, Tyrone Fernando, Herbert HoChing Iu, Xinan Zhang

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Efficient solving of Schrödinger equation using deep convolutional neural network model with an attention mechanism and transfer learning by Ziyi Zhao, Shishun Zhao, Mingjun Zhou, Yujun Yang

“…This approach establishes a novel paradigm integrating efficiency and high precision for multi-electron system calculations.…”
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Developing and implementing Pediatric Nephrology Milestones 2.0 as an efficient tool for trainee evaluation and just-in-time feedback by Caroline V. Jackson, Rebecca Hjorten, Laura Edgar, Beatrice Goilav, Roshan P. George, Darcy K. Weidemann

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Low-Profile Dual-Band and Wideband Optical Mantle Cloaks With Electric and Magnetic Polarizabilities and High Scattering Efficiency by Keyhan Hosseini, Hemn Younesiraad, Alessio Monti, Alessandro Toscano, Filiberto Bilotti

“…Compared to pure electric cloaks, the scattering efficiency (SE) for the single-band electric-magnetic cloak experiences a 12 dB improvement, and the cloaking bandwidth is nearly doubled at 350 THz. …”
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Regional differences and distributional dynamic evolution of science and technology innovation driven green development efficiency in Chinese agriculture by Lingling Wang, Min Li, Panpan Zhang

“…Agricultural science, technology and innovation (ASTI) is a key lever for harmonizing agricultural growth and green transformation, but its efficiency remains unevenly distributed across regions. …”
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