Search Results

Study of the Properties of a Hybrid Piezoelectric and Electromagnetic Energy Harvester for a Civil Engineering Low-Frequency Sloshing Environment,
Nan Wu, Yuncheng He, Jiyang Fu and Peng Liao, in Energies (2021)
Keywords: energy harvester; piezoelectricity; low frequency; civil engineering

A method for the identification of low frequency oscillation modes in power systems subjected to noise,
Tao Jin, Siyi Liu, Rodolfo C.C. Flesch and Wencong Su, in Applied Energy (2017)
Keywords: Low frequency oscillation; Mode identification; PMU; Accuracy of fitting; Power system;

Modeling and experimental verification of a pendulum-based low-frequency vibration energy harvester,
Kangqi Fan, Chenyu Wang, Yan Zhang, Jiyuan Guo, Rongchun Li, Fei Wang and Qinxue Tan, in Renewable Energy (2023)
Keywords: Vibration energy harvester; Swing motion; Low-frequency vibration; Electromechanical model;

Effects of Personal Low-Frequency Stimulation Device on Myalgia: A Randomized Controlled Trial,
Yong-Soon Yoon, Myoung-Hwan Ko, Il-Young Cho, Cheol-Su Kim, Johny Bajgai, Hong-Young Jang, Ka-Eun Kim, Kyu-Jae Lee and Mihyun Lee, in IJERPH (2022)
Keywords: electrotherapy; myalgia; personal low-frequency stimulation; physical therapy; surface electromyography

Experimental Verification of Windshields in the Measurement of Low Frequency Noise from Wind Turbines,
Tadeusz Wszołek, Paweł Pawlik, Maciej Kłaczyński, Bartłomiej Stępień, Dominik Mleczko, Paweł Małecki and Krzysztof Rozwadowski, in Energies (2022)
Keywords: wind turbine noise; windshields; infrasound and low-frequency noise; ILFN

Split Cantilever Multi-Resonant Piezoelectric Energy Harvester for Low-Frequency Application,
David Omooria Masara, Hassan El Gamal and Ossama Mokhiamar, in Energies (2021)
Keywords: low frequency; multi-resonant; piezoelectric energy harvesting; finite element method

Improved Position Control for an EGR Valve System with Low Control Frequency,
Hyeong-Jin Kim, Yung-Deug Son and Jang-Mok Kim, in Energies (2020)
Keywords: position control; EGR valve; feedforward control loop; low control frequency

Performance Enhancement of a Multiresonant Piezoelectric Energy Harvester for Low Frequency Vibrations,
Iman Izadgoshasb, Yee Yan Lim, Ricardo Vasquez Padilla, Mohammadreza Sedighi and Jeremy Paul Novak, in Energies (2019)
Keywords: piezoelectric energy harvesting; renewable energy; low frequency; multiresonant

A Proposal on Low Frequency AC Transmission as a Multi-Terminal Transmission System,
Achara Pichetjamroen and Toshifumi Ise, in Energies (2016)
Keywords: power transmission; low frequency ac transmission; LFAC; cycloconverters; multi-terminal

Statistical inference for Ornstein–Uhlenbeck processes based on low-frequency observations,
Dingwen Zhang, in Statistics & Probability Letters (2025)
Keywords: Ornstein–Uhlenbeck process; Low-frequency observations; Modified; Consistency; Asymptotic normality;

Synchronization of Low-Frequency Oscillation in Power Systems,
Kwan-Shik Shim, Seon-Ju Ahn and Joon-Ho Choi, in Energies (2017)
Keywords: interarea mode; local mode; low-frequency oscillation; mode; power system; sync

Ultra-low frequency multidirectional harvester for wind turbines,
Carlos Castellano-Aldave, Alfonso Carlosena, Xabier Iriarte and Aitor Plaza, in Applied Energy (2023)
Keywords: Energy Harvesting; Vibration-to-Electrical Energy Conversion; Electromagnetic Transduction; Ultra-low frequency; Autonomous Sensors; Wind Turbines;

Gas networks simulation from disaggregation of low frequency nodal gas consumption,
S. Askari, N. Montazerin and M.H. Fazel Zarandi, in Energy (2016)
Keywords: Time series disaggregation; Low frequency time series; High frequency time series; Natural gas network; Gas consumption;

Studies on the Experimental Measurement of the Low-Frequency Aerodynamic Noise of Large Wind Turbines,
Wenjie Wang, Yan Yan, Yongnian Zhao and Yu Xue, in Energies (2024)
Keywords: low-frequency noise; wind turbine data analysis; frequency component; noise measurement

Frequency Stability Evaluation in Low Inertia Systems Utilizing Smart Hierarchical Controllers,
Minas Patsalides, Christina N. Papadimitriou, Venizelos Efthymiou, Roberto Ciavarella, Marialaura Di Somma, Anna Wakszyńska, Michał Kosmecki, Giorgio Graditi and Maria Valenti, in Energies (2020)
Keywords: frequency controller; frequency stability; low inertia; distributed energy resources; disturbance conditions

Rock around the Clock: An agent-based model of low- and high-frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from HAL (2016)
Keywords: Agent-based models · Limit order book · High-frequency trading · Low-frequency trading · Flash crashes · Market volatility

Rock around the clock: An agent-based model of low- and high-frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from HAL (2014)
Keywords: Agent-based models,Limit order book,High-frequency trading,Low-frequency trading,Flash crashes,Market volatility

Rock around the Clock: An Agent-Based Model of Low- and High-Frequency Trading,
Giorgio Fagiolo, Sandrine Jacob Leal, Mauro Napoletano and Andrea Roventini, from HAL (2015)
Keywords: Agent-based models,Limit order book,High-frequency trading,Low-frequency trading

Rock around the clock: an agent-based model of low- and high-frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from HAL (2014)
Keywords: Agent-based models,Limit order book,High-frequency trading,low-frequency trading,Flash crashes,Market volatility

Rock around the Clock: An Agent-Based Model of Low- and High-Frequency Trading,
Giorgio Fagiolo, Sandrine Jacob Leal, Mauro Napoletano and Andrea Roventini, from HAL (2015)
Keywords: Agent-based models,Limit order book,High-frequency trading,Low-frequency trading

Rock around the clock: an agent-based model of low- and high-frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from HAL (2014)
Keywords: Agent-based models,Limit order book,High-frequency trading,low-frequency trading,Flash crashes,Market volatility

Rock around the Clock: An Agent-Based Model of Low- and High-Frequency Trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from Laboratory of Economics and Management (LEM), Sant'Anna School of Advanced Studies, Pisa, Italy (2014)
Keywords: Agent-based models, Limit order book, High-frequency trading, Low-frequency trading, Flash crashes, Market volatility

Rock around the Clock: An Agent-Based Model of Low- and High-Frequency Trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from University of Verona, Department of Economics (2014)
Keywords: Agent-based models, Limit order book, High-frequency trading, Low- frequency trading, Flash crashes, Market volatility

Rock around the clock:An agent-based model of low-and high frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from Observatoire Francais des Conjonctures Economiques (OFCE) (2014)
Keywords: Agent based models, Limit order book, High frequency trading,low frequency trading, flash crashes, market volatility

Rock around the Clock: An Agent-Based Model of Low- and High-Frequency Trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, from Groupe de REcherche en Droit, Economie, Gestion (GREDEG CNRS), Université Côte d'Azur, France (2014)
Keywords: Agent-based models, Limit order book, High-frequency trading, Low-frequency trading, Flash crashes, Market volatility

A Time-Frequency Analysis Method for Low Frequency Oscillation Signals Using Resonance-Based Sparse Signal Decomposition and a Frequency Slice Wavelet Transform,
Yan Zhao, Zhimin Li and Yonghui Nie, in Energies (2016)
Keywords: low-frequency oscillation; time-frequency analysis; resonance-based sparse signal decomposition; frequency slice wavelet transform; Hilbert transform

A Novel Control Strategy for Hydraulic Turbines to Consider Both Primary Frequency Regulation and Ultra-Low Frequency Oscillation Suppression,
Yong Jia, Bangwei Tan, Wentao Zhang, Dongrong Jiang, Chao Yang and Yunhao Wen, in Energies (2024)
Keywords: ultra-low-frequency oscillation; primary frequency regulation; hydropower-dominated systems; governor-side power system stabilizer; wide frequency range

Searching for chaos on low frequency,
Nicolas Wesner, in Economics Bulletin (2004)
Keywords: low dimensional chaos

A tunable frequency up-conversion wideband piezoelectric vibration energy harvester for low-frequency variable environment using a novel impact- and rope-driven hybrid mechanism,
Jinhui Zhang and Lifeng Qin, in Applied Energy (2019)
Keywords: Impact- and rope-driven hybrid mechanism; Frequency up-conversion; Wideband energy harvester; Low-frequency variable environment;

Rock around the clock: An agent-based model of low- and high-frequency trading,
Sandrine Jacob Leal, Mauro Napoletano, Andrea Roventini and Giorgio Fagiolo, in Journal of Evolutionary Economics (2016)
Keywords: Agent-based models, Limit order book, High-frequency trading, Low-frequency trading, Flash crashes, Market volatility, G12, G01, G14, C63,

A piezoelectric spring pendulum oscillator used for multi-directional and ultra-low frequency vibration energy harvesting,
Yipeng Wu, Jinhao Qiu, Shengpeng Zhou, Hongli Ji, Yang Chen and Sen Li, in Applied Energy (2018)
Keywords: Energy harvesting; Ultra-low frequency vibration; Spring pendulum; Piezoelectric;

Auxetic clamped-clamped resonators for high-efficiency vibration energy harvesting at low-frequency excitation,
Fariba Ebrahimian, Zohre Kabirian, Davood Younesian and Pezhman Eghbali, in Applied Energy (2021)
Keywords: Vibration; Energy harvesting; Auxetic resonator; Low frequency; High efficiency;

An Analytical Method of Electromagnetic Wave Scattering by a Highly Conductive Sphere in a Lossless Medium with Low-Frequency Dipolar Excitation,
Eleni Stefanidou, Panayiotis Vafeas and Foteini Kariotou, in Mathematics (2021)
Keywords: low-frequency scattering; electromagnetic fields; magnetic dipole; spherical scatterer

Vibration Response of Soil under Low-Frequency Vibration Using the Discrete Element Method,
Lipengcheng Wan, Yonglei Li, Jinyu Song, Xiang Ma, Xiangqian Dong, Chao Zhang and Jiannong Song, in Agriculture (2023)
Keywords: soil; low frequency; discrete element method; vibration response; transmission

Low-frequency energy capture and water wave attenuation of a hybrid WEC-breakwater with nonlinear stiffness,
Huaqing Jin, Haicheng Zhang, Daolin Xu, Ding Jun and Sun Ze, in Renewable Energy (2022)
Keywords: Wave attenuation; Wave energy; Nonlinear stiffness; Phase control; Low frequency;

Breakdown of narrowing limit and overdamped limit of relaxation mode in low-frequency Raman spectra of ethylene glycol,
Yuko Amo and Yasunori Tominaga, in Physica A: Statistical Mechanics and its Applications (1999)
Keywords: Low-frequency Raman scattering; Two-state jump process;

Estimating the time value of ruin in a Lévy risk model under low-frequency observation,
Wenyuan Wang, Jiayi Xie and Zhimin Zhang, in Insurance: Mathematics and Economics (2022)
Keywords: Lévy risk model; Time value of ruin; Estimator; Low-frequency observation;

Travel time estimation for urban road networks using low frequency probe vehicle data,
Erik Jenelius and Haris N. Koutsopoulos, in Transportation Research Part B: Methodological (2013)
Keywords: Travel time; Network; Estimation; Probe vehicle; Low frequency sampling;

Design and experiment of a low frequency non-contact rotary piezoelectric energy harvester excited by magnetic coupling,
Lei Liu, Lipeng He, Xuejin Liu, Yuhang Han, Baoyu Sun and Guangming Cheng, in Energy (2022)
Keywords: Low frequency; Non-contact; Magnetic; Rotational; Piezoelectric energy harvester;

OC6 phase I: Improvements to the OpenFAST predictions of nonlinear, low-frequency responses of a floating offshore wind turbine platform,
Lu Wang, Amy Robertson, Jason Jonkman and Yi-Hsiang Yu, in Renewable Energy (2022)
Keywords: Offshore wind; Semisubmersible; Low frequency; Resonance; OpenFAST; OC6;

A rotational energy harvester with a semi-flexible one-way clutch for capturing low-frequency vibration energy,
Rongchun Li, Kangqi Fan, Xiaoyu Ma, Tao Wen, Qingli Liu, Xianming Gao, Jiuling Zhu and Yan Zhang, in Energy (2023)
Keywords: Low frequency vibrations; Rotational energy harvester; Human motion; Energy harvesting;

Piezoelectric energy harvesting from extremely low-frequency vibrations via gravity induced self-excited resonance,
Zhongjie Li, Li Zhao, Junlei Wang, Zhengbao Yang, Yan Peng, Shaorong Xie and Jiheng Ding, in Renewable Energy (2023)
Keywords: Piezoelectric energy harvesting; Self-excited vibration; Gravity; Low frequency;

Nonparametric estimation for the ruin probability in a Lévy risk model under low-frequency observation,
Zhimin Zhang and Hailiang Yang, in Insurance: Mathematics and Economics (2014)
Keywords: Lévy risk model; Ruin probability; Estimator; Fourier transform; Low-frequency;

Extremely Low-Frequency Magnetic Fields Exposure Measurement during Lessons in Elementary Schools,
JinKyung Park, EunHye Jeong and GyeongAe Seomun, in IJERPH (2020)
Keywords: school; extremely low-frequency magnetic fields; measurement; exposure level

Spillover relationship between different oil shocks and high- and low-carbon assets: An analysis based on time-frequency spillover effects,
Yanqiong Liu, Jinjin Lu and Fengyuan Shi, in Finance Research Letters (2023)
Keywords: Oil shocks; High and low carbon assets; Time-frequency spillovers;

Suppression and Analysis of Low-Frequency Oscillation in Hydropower Unit Regulation Systems with Complex Water Diversion Systems,
Zhao Liu, Zhenwu Yan, Hongwei Zhang, Huiping Xie, Yidong Zou, Yang Zheng, Zhihuai Xiao and Fei Chen, in Energies (2024)
Keywords: hydropower unit; low-frequency oscillation; PID-parameter optimization; system parameters

Modeling and Analysis of Low-Frequency Oscillation for Electrified Railway under Mixed Operation of Passenger and Freight Trains,
Yunling Wang, Ting Li, Jiawei Liu, Fang Liu, Yunche Su, Qiao Zhang, Weilu Zhang and Zhigang Liu, in Energies (2022)
Keywords: electrified railway; low-frequency oscillation; traction inverter system; mixed operation

An Improved Q-Axis Current Control to Mitigate the Low-Frequency Oscillation in a Single-Phase Grid-Connected Converter System,
Kai Wei, Changjun Zhao and Yi Zhou, in Energies (2023)
Keywords: electric railway system; low-frequency oscillation; small-signal impedance model

Design of Flexible FeCoSiB/ZnO Thin-Film Multiferroic Module for Low-Frequency Energy Harvesting,
Yan Guo, Chen Yang and Bin Huang, in Energies (2023)
Keywords: magnetoelectric coupling; flexible; thin-film; energy harvesting; low frequency

Laboratory Experimental Laws for the Radon Exhalation of Similar Uranium Samples with Low-Frequency Vibrations,
Zi-qi Cai, Xiang-yang Li, Bo Lei, Jing-fan Yuan, Chang-shou Hong and Hong Wang, in Sustainability (2018)
Keywords: uranium; similar materials; low-frequency vibration; radon exhalation rate; porosity

Determination of the Required Power Response of Inverters to Provide Fast Frequency Support in Power Systems with Low Synchronous Inertia,
Alejandro Rubio, Holger Behrends, Stefan Geißendörfer, Karsten von Maydell and Carsten Agert, in Energies (2020)
Keywords: fast power reserve; frequency nadir; critical time; low inertia grids

Review of Partial Discharge Activity Considering Very-Low Frequency and Damped Applied Voltage,
Mohamad Ghaffarian Niasar, Xiaolei Wang and Respicius Clemence Kiiza, in Energies (2021)
Keywords: partial discharge; very low frequency method; damped AC method

Harnessing ultra-low-frequency vibration energy by a rolling-swing electromagnetic energy harvester with counter-rotations,
Peilun Yin, Lihua Tang, Zhongjie Li, Cuipeng Xia, Zifan Li and Kean Chin Aw, in Applied Energy (2025)
Keywords: Electromagnetic energy harvesting; Ultra-low frequency; Rolling-swing; Counter-rotation;

Low-Frequency AC Multiport Asynchronous Grid Connection System to Optimize Generation Costs and Mitigate Bottlenecks,
Jae-Deok Park, Jeong-Sik Oh, Tae-Hun Kim, Byeong-Hyeon An, Seung-Yun Lee and Tae-Sik Park, in Energies (2024)
Keywords: bottleneck; clustering; low-frequency AC (LFAC); optimal power flow

A high-performance dual-mode energy harvesting with nonlinear pendulum and speed-amplified mechanisms for low-frequency applications,
Zhixia Wang, Siwei Kang, Hongzhi Du, Pengju Feng and Wei Wang, in Energy (2024)
Keywords: Dual-mode; Energy harvesting; Nonlinear pendulum; Speed-amplified; Low-frequency;

Money at Low Frequencies,
Stefan Gerlach and Katrin Assenmacher, from C.E.P.R. Discussion Papers (2006)
Keywords: Quantity theory; Phillips curve; Spectral regression; Frequency domain

LOW-FREQUENCY VOLATILITY AND MACROECONOMIC DYNAMICS: CONVENTIONAL VERSUS ISLAMIC STOCK MARKETS,
Hong-Bae Kim and A.S.M. Sohel Azad, in The Singapore Economic Review (SER) (2022)
Keywords: Low-frequency volatility, macroeconomic risk, conventional stock markets, Islamic stock markets

Nonparametric estimation of scalar diffusions based on low frequency data is ill-posed,
Emmanuel Gobet, Marc Hoffmann and Markus Reiß, from Humboldt University of Berlin, Interdisciplinary Research Project 373: Quantification and Simulation of Economic Processes (2002)
Keywords: Diffusion processes, Nonparametric estimation, Discrete Sarnpling, Low frequency data, Spectral approximation, Ill-posed problems

Formation of the quality of wheat grain by extremely low frequency electromagnetic field treatment,
Georgii Stankevych, Yurii Kovra and Alla Borta, in Technology audit and production reserves (2022)
Keywords: wheat grain, electromagnetic field treatment, very low frequencies, germination, seed sprouts, statistical characteristics

On a Novel Algorithmic Determination of Acoustic Low Frequency Coefficients for Arbitrary Impenetrable Scatterers,
Foteini Kariotou, Dimitris E. Sinikis and Maria Hadjinicolaou, in Mathematics (2022)
Keywords: low frequency scattering theory; impenetrable scatterer; far field expansion; scattering coefficients

Sensitivity analysis and low frequency oscillations for bifurcation scenarios in a hydraulic generating system,
Jingjing Zhang, Apel Mahmud, Willy Govaerts, Diyi Chen, Beibei Xu and Hualin Xiong, in Renewable Energy (2020)
Keywords: Sensitivity analysis; Bifurcation scenarios; Low frequency oscillation; Oscillation indicators; Hydraulic generating system;

Air itinerary choice in a low-frequency market: A decision rule approach,
Habibollah Nassiri and Ali Rezaei, in Journal of Air Transport Management (2012)
Keywords: Airline passengers’ choice behavior; Low-frequency market; Rough sets; Discrete choice method;

A dynamics-constrained method for distributed frequency regulation in low-inertia power systems,
Zhihao Li, Lun Yang and Yinliang Xu, in Applied Energy (2023)
Keywords: Low-inertia systems; Frequency regulation; Virtual synchronous machine; Distributed model predictive control; Dynamics-constrained;

Low-frequency components and the Weekend effect revisited: Evidence from Spectral Analysis,
François-Éric Racicot, from Département des sciences administratives, UQO (2011)
Keywords: Spectral Analysis; Weekend Anomaly; Financial Cycles; Low-frequency Components; Asset Returns.

Effect of an Extremely Low-Frequency Electromagnetic Field on the Concentration of Salivary Immunoglobulin A,
Piotr Skomro, Danuta Lietz-Kijak, Olga Bogdziewicz-Wałęsa and Joanna Janiszewska-Olszowska, in IJERPH (2022)
Keywords: Extremely Low-Frequency Electromagnetic Field; immunity; Viofor JPS device; saliva; IgA; parotid gland; probiotics; postbiotics; paraprobiotics

Tactile Low Frequency Vibration in Dementia Management: A Scoping Review Protocol,
Elsa A. Campbell, Jiří Kantor, Lucia Kantorová, Zuzana Svobodová and Thomas Wosch, in IJERPH (2021)
Keywords: low frequency vibration; sound vibration; mechanical vibration; vibroacoustic; dementia; music interventions

Long-Term Monitoring of Extremely Low Frequency Magnetic Fields in Electric Vehicles,
Lei Yang, Meng Lu, Jun Lin, Congsheng Li, Chen Zhang, Zhijing Lai and Tongning Wu, in IJERPH (2019)
Keywords: electric vehicle; extremely low frequency; magnetic field exposure; magnetic flux density; measurement

Nonparametric adaptive estimation of linear functionals for low frequency observed Lévy processes,
Johanna Kappus, from Humboldt University Berlin, Collaborative Research Center 649: Economic Risk (2012)
Keywords: statistics of stochastic processes, low frequency observed Lévy processes, nonparametric statistics, adaptive estimation, model selection with unknown variance

Design of a Fluxgate Weak Current Sensor with Anti-Low Frequency Interference Ability,
Xiangyu Tan, Wenyun Li, Guochao Qian, Gang Ao, Xiaowei Xu, Ran Wei, Yi Ke and Wenbin Zhang, in Energies (2022)
Keywords: weak current measurement; anti-low frequency interference; fluxgate principle; magnetic ring; magnetic shielding method

Modeling and Control of Modular Multilevel Matrix Converter for Low-Frequency AC Transmission,
Zheren Zhang, Yanqiu Jin and Zheng Xu, in Energies (2023)
Keywords: M3C; low frequency AC transmission; mathematical model; dual-loop control; SM voltage balance

Adaptive Control of HVDC Links for Frequency Stability Enhancement in Low-Inertia Systems,
Jelena Stojković, Aleksandra Lekić and Predrag Stefanov, in Energies (2020)
Keywords: frequency control; low-inertia power systems; HVDC-based power system; modular multilevel converter

Simulation of Low Inertia Power Systems Based on Shifted Frequency Analysis,
Jan Dinkelbach, Ghassen Nakti, Markus Mirz and Antonello Monti, in Energies (2021)
Keywords: shifted frequency analysis; dynamic phasors; real-time simulation; power electronics; converter interfaced generation; low inertia

Identification of Low Frequency Oscillations Based on Multidimensional Features and ReliefF-mRMR,
Shuang Feng, Jianing Chen and Yi Tang, in Energies (2019)
Keywords: low frequency oscillations; multidimensional features; type identification; ReliefF; mRMR; GA-SVM

Solar Panels as Tip Masses in Low Frequency Vibration Harvesters,
Jie Wang, Mostafa R. A. Nabawy, Andrea Cioncolini and Alistair Revell, in Energies (2019)
Keywords: vibration energy harvester; tip mass; PVDF; solar panels; low frequency; dynamic response; output power

A direction-adaptive ultra-low frequency energy harvester with an aligning turntable,
Ruqi Sun, He Ma, Shengxi Zhou, Zhongjie Li and Li Cheng, in Energy (2024)
Keywords: Direction adaptability; Pendulum swinging alignment; Ultra-low frequency vibration; Energy harvesting;

Applying double-mass pendulum oscillator with tunable ultra-low frequency in wave energy converters,
Qinlin Cai and Songye Zhu, in Applied Energy (2021)
Keywords: Double-mass pendulum; Wave energy converter; Frequency tuning; Ultra-low frequency; Renewable energy;

Analysis and experiment of auxetic centrifugal softening impact energy harvesting from ultra-low-frequency rotational excitations,
Shitong Fang, Keyu Chen, Zhihui Lai, Shengxi Zhou and Wei-Hsin Liao, in Applied Energy (2023)
Keywords: Energy harvesting; Ultra-low-frequency rotations; Centrifugal effect; Impact frequency up-conversion; Auxetic structure;

Research on Damping Control Index of Ultra-Low-Frequency Oscillation in Hydro-Dominant Power Systems,
Gang Chen, Chang Liu, Chengwei Fan, Xiaoyan Han, Huabo Shi, Guanhong Wang and Dongping Ai, in Sustainability (2020)
Keywords: ultra-low-frequency oscillation; primary frequency regulation; hydro-turbine governor; damping control index

An Investigation on the Effect of Extremely Low Frequency Pulsed Electromagnetic Fields on Human Electrocardiograms (ECGs),
Qiang Fang, Seedahmed S. Mahmoud, Jiayong Yan and Hui Li, in IJERPH (2016)
Keywords: electrocardiograms (ECGs); extremely low frequency pulse electromagnetic fields (ELF-PEMF); time frequency analysis

FLC-Based Ultra-Low-Frequency Oscillation Suppression Scheme for Interconnected Power Grids,
Chao Xing, Mingqun Liu, Junzhen Peng, Yuhong Wang, Yichen Zhou, Zongsheng Zheng, Shilin Gao and Jianquan Liao, in Energies (2024)
Keywords: ultra-low-frequency oscillations; frequency limit controller; stochastic subspace method; NSGA-II optimization algorithm

Mitigation of Over-Frequency through Optimal Allocation of BESS in a Low-Inertia Power System,
Nahid-Al Masood, Md. Nahid Haque Shazon, Hasin Mussayab Ahmed and Shohana Rahman Deeba, in Energies (2020)
Keywords: over-frequency; low-inertia power system; frequency response; battery energy storage system; voltage stability

Feature Extraction and Comprehension of Partial Discharge Characteristics in Transformer Oil from Rated AC Frequency to Very Low Frequency,
Zhongliu Zhou, Yuanxiang Zhou, Xin Huang, Yunxiao Zhang, Mingyuan Wang and Shaowei Guo, in Energies (2018)
Keywords: partial discharge; low frequency voltage; PRPD; characteristic parameter; insulation defect diagnosis

An Event-Driven Self-Clocked Digital Low-Dropout Regulator with Adaptive Frequency Control,
Yen-Ming Chen and Ching-Jan Chen, in Energies (2023)
Keywords: digital low-dropout (DLDO) regulator; event-driven; low power consumption; adaptive frequency; system-on-chip (SoC)

Thermal Monitoring of the Lithosphere by the Interaction of Deep Low-Frequency and Ordinary High-Frequency Earthquakes in Northeastern Japan,
Yota Suzuki, Hirofumi Muraoka and Hiroshi Asanuma, in Energies (2021)
Keywords: deep low-frequency earthquake; high-frequency earthquake; aseismic gap; brittle–plastic transition; seismicity; lithosphere; basaltic magma conduit; thermal monitoring; geothermal exploration

Low-frequency oscillation in power grids with virtual synchronous generators: A comprehensive review,
Yang Wang, Song Chen, Mengling Yang, Peng Liao, Xianyong Xiao, Xiaorong Xie and Yunwei Li, in Renewable and Sustainable Energy Reviews (2025)
Keywords: Virtual synchronous generator; Low-frequency oscillation; Damping torque analysis; Oscillation mechanism; Suppression strategies; Wide-area damping control;

A Low-Order System Frequency Response Model for DFIG Distributed Wind Power Generation Systems Based on Small Signal Analysis,
Rui Quan and Wenxia Pan, in Energies (2017)
Keywords: dynamic frequency response characteristic; low-order; small signal analysis; distributed wind power generation systems; auxiliary frequency controller

Risk and Return in High-Frequency Trading,
Matthew Baron, Björn Hagströmer and Andrei Kirilenko, from City University of Hong Kong, Department of Economics and Finance, Global Research Unit (2017)
Keywords: high-frequency trading, low latency, market microstructure

Dynamical structure of XCl (X = Li, Na, K) aqueous solutions by low-frequency Raman scattering: relation between 50 cm−1 vibration mode and relaxation mode,
Yuko Amo and Yasunori Tominaga, in Physica A: Statistical Mechanics and its Applications (2000)
Keywords: Low-frequency Raman scattering; Two-state jump process;

Simulation research on active control of low frequency modal vibration of double-joint flexible manipulator,
Jun Su and Laoxiang Liu, in International Journal of Industrial and Systems Engineering (2021)
Keywords: double joint; flexible manipulator; low frequency; modal vibration; active control; simulation.

Research on fault location method for low-voltage active distribution network based on correlation of main frequency components,
Daohong Lin, Hongyan Liu, Xinshu Wan, Wangcheng Zhu, Qiang Wu and YanJing Wang, in International Journal of Critical Infrastructures (2022)
Keywords: main frequency components; correlation; low-voltage active power; distribution network; fault; location.