A Novel Variable-Step Algorithm for DC-Side Voltage Stability Control Strategy in UPQC to Improve Power Quality by Kai Song, Ningning Li, Cong Li, Zihui Lian, Hongxu Li, Jiawen Sun, Shulin Jiang, Boyan Huang

“…The results show that the proposed method maintains excellent control performance under complex conditions, providing a better practical solution for the efficient use of green energy.…”
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Attention-Based Deep Neural Network for High-Dimensional Microwave Modeling of Non-Reciprocal Bandpass Filters by Girdhari Chaudhary, Yao Meng, Dong Sun Park, Yongchae Jeong

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Increase in efficiency of professionally applied physical training of pupils of 16-17 years old based on application of informational and methodical systems by V.O. Kashuba, N.L. Golovanova

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Advancing Energy-Efficient Renovation Through Dynamic Life Cycle Assessment and Costing: Insights and Experiences from VERIFY Tool Deployment by Komninos Angelakoglou, Ioannis Lampropoulos, Eleni Chatzigeorgiou, Paraskevi Giourka, Georgios Martinopoulos, Angelos-Saverios Skembris, Andreas Seitaridis, Georgia Kousovista, Nikos Nikolopoulos

“…Key findings from the case studies in Italy, Spain, and the Netherlands demonstrate how LCA/LCC-based approaches can support energy efficiency objectives and guide sustainability-aligned renovation investments. …”
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Innovative Control Techniques for Enhancing Signal Quality in Power Applications: Mitigating Electromagnetic Interference by N. Manoj Kumar, Yousef Farhaoui, R. Vimala, M. Anandan, M. Aiswarya, A. Radhika

“…Electromagnetic interference (EMI) remains a difficult task in the design and operation of contemporary power electronic systems, especially in those applications where signal quality has a direct impact on the overall performance and efficiency. Conventional control schemes that have evolved to counteract the effects of EMI generally tend to have greater design complexity, greater error rates, poor control accuracy, and large amounts of harmonic distortion. …”
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Research on High-Precision Calculation Method for Permanent Magnet Synchronous Motor Efficiency in Electric Vehicles Across Full Load-Speed Range by Yukuan Li, Huichao Zhao, Sibo Wang, Wan Huang, Yao Wang, Bo Gao, Wei Pang, Tianxu Zhao, Yuan Cheng

“…Finally, a loss separation scheme was designed and experimentally verified for each loss and motor efficiency, proving that the efficiency calculation error of most operating points was less than 1.5%.…”
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Compact 999.6 nm Actively Q-Switched Yb3+:LuAlO for Laser-Induced Breakdown Spectroscopy Laser by A. Rudenkov, V. Kisel, A. Yasukevich, K. Hovhannesyan, A. Petrosyan, N. Kuleshov

“…Output power as high as 3.3 W with 333 µJ-laser pulses with duration of about 11.5 ns was demonstrated at 10 kHz PRF the corresponding pulse peak power was 29 kW. 97 µJ second harmonic pulses obtained with 29 % conversion efficiency at 10 kHz PRF.Performed investigations show high potential of Yb3+:LuAP crystals as active elements of compact diode pumped actively Q-switched lasers due to high stimulated emission cross-section (≈ 3.74·10-20 cm2) at 999.6 nm wavelength and significant reduction of heat load on the active element when pumping around 980 nm and generation around 999 nm.…”
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Sliding mode combined with PI controller applied for current control of grid-connected single-phase inverter under distorted voltage conditions by Lucas D. Augusto, Luís F. N. Lourenço, José A. T. Altuna, Alfeu J. Sguarezi Filho

“… Grid-connected inverters must be synchronized with the electrical grid to ensure stability and efficiency. However, abrupt grid distortions and harmonic components can degrade the controller’s performance. …”
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Evaluating ground vibration attenuation through leca‐filled trenches: A support vector machine approach by Mohsen Naghizadeh Rokni, Omid Tavasoli, Reza Esmaeilabadi, Amirpouya Saraf

“…This underscores the algorithm's utility in predicting trench efficiency, highlighting the practical application of machine learning in geotechnical engineering.…”
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Dynamical Analysis and Optimization of Combined Vibration Isolator with Time Delay by Yaowei Wang, Xiangyu Li

“…The dynamic equations of the system are derived using Newton’s second law. The harmonic balance method combined with the arc-length continuation technique is employed to obtain steady-state responses under harmonic force excitation. …”
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Nonlinear Raman-Nath diffraction in submicron-thick periodically poled lithium niobate thin film by Xiao-Ni Li, Ling-Zhi Peng, Yuan-Yuan Liu, Li-Hong Hong, De-Ming Hu, Yuan-Yuan Zhao, Xuan-Ming Duan, Bao-Qin Chen, Zhi-Yuan Li

“…The realization of NRND phenomena with appreciable on-chip efficiency at a submicron interaction length is mainly attributed to the significant contribution of domain walls to enhance the nonlinear effects along with the modulation of second-order nonlinear susceptibilities $${\chi }^{(2)}$$ χ ( 2 ) . …”
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Optimizing Photovoltaic Grid‐Connected Power Systems Through Artificial Intelligence and Robust Nonlinear Control by Collins Ngong Sang, Harrison Ambe, Arnaud flanclair Tchouani Njomo, Zeric Tabekoueng Njitacke, Wulfran Fendzi Mbasso, Pradeep Jangir, Aseel Smerat

“…Notably, the system achieves a low Total Harmonic Distortion (THD) of 0.2148%, outperforming existing benchmarks. …”
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Three-Phase Single-Carrier PWM Inverter for Isolated Grid-Tied PV Applications by Ahmed Ismail M. Ali, Mahmoud Abdallah, Takaharu Takeshita, Zuhair Muhammed Alaas

“…Continuous-modulation-scheme (CMS) combined with static-linearization strategy (SLS) is utilized to diminish the low-order odd harmonics. In addition, harmonic compensation technique is utilized to eliminate negative-sequence harmonic component (NSHC) from the grid-injected currents. …”
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Shunt active power filter using model predictive control with stability guarantee by Jhon Pérez-Ramírez, Diego Montoya-Acevedo, Walter Gil-González, Oscar Danilo Montoya, Carlos Restrepo

“…The control strategy is applied to a shunt active power filter (SAPF) connected to a voltage source and a nonlinear load, aiming to suppress the harmonics demanded by the load while ensuring that the source current remains sinusoidal and balanced, with a total harmonic distortion (THD) within regulatory standards. …”
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Efficiency of adaptive filter with envelope tracking algorithm when receiving signals with multi-position PSK against the background of non-fluctuation interferences by G. V. Kulikov, Trung Tien Do

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GaN HEMTs-based compact power factor corrected 96.1% peak efficiency LED driver with gate assisted circuit by Muhammad Faizan, Zhengfang Qian, Hua Zhu, Shuting Fan, Muhammad Zain Yousaf, Mohit Bajaj, Chen Zhichu, Asad Aziz

“…Abstract LED drivers of present day demand high power factor (PF), high power efficiency, low total harmonic distortion, very low electromagnetic interference and high reliability but still struggling with low operating frequency and voltage, low efficiency, large size, lack of fully soft switching, low reliability, high cost, shoot-through and switching oscillations. …”
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A Systematic Review of Model Predictive Control for Robust and Efficient Energy Management in Electric Vehicle Integration and V2G Applications by Camila Minchala-Ávila, Paul Arévalo, Danny Ochoa-Correa

“…The increasing adoption of electric vehicles has introduced challenges in maintaining grid stability, energy efficiency, and economic optimization. Advanced control strategies are required to ensure seamless integration while enhancing system reliability. …”
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Efficient generation and extreme compression of multidimensional solitary states in molecular gas-filled hollow-core fibers driven by picosecond Yb lasers by Maghsoud Arshadipirlar, Dipendra Khatri, Stephen Londo, Behnam Azizi, Gaetan Jargot, Mayank Kumar, Chunmei Zhang, Chelsea Kincaid, Christopher Lantigua, Tran-Chau Truong, Heide Ibrahim, Paul B. Corkum, Michael Chini, François Légaré, Reza Safaei

“…Notably, using 7 mJ, 1 ps laser pulses, we generated 22 fs pulses with a 47% energy conversion efficiency of the input pulse energy. These results position MDSS as a powerful platform for generating high-energy, ultrashort pulses with tunable wavelengths, offering a robust solution for applications such as high harmonic generation.…”
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Method of load balancing for computer cluster of data processing center by N. Yu. Bratchenko, V. P. Mochalov, I. S. Palkanov

“…The process of identifying significant harmonics of the spectrum is based on the study of its spectral power density using the Fourier transform. …”
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METHOD OF LOAD BALANCING FOR COMPUTER CLUSTER OF DATA PROCESSING CENTER by N. Yu. Bratchenko, V. P. Mochalov, I. S. Palkanov

“…The process of identifying significant harmonics of the spectrum is based on the study of its spectral power density using the Fourier transform. …”
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