Single-Pixel Compressive Digital Holographic Encryption System Based on Circular Harmonic Key and Parallel Phase Shifting Digital Holography by B. Lokesh Reddy, Anith Nelleri

“…The distribution of random phase mask (RPM) in the DRPE is implemented using circular harmonic key which increases the security of the encryption process. …”
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Some Novel Estimates of Integral Inequalities for a Generalized Class of Harmonical Convex Mappings by Means of Center-Radius Order Relation by Waqar Afzal, Khurram Shabbir, Mubashar Arshad, Joshua Kiddy K. Asamoah, Ahmed M. Galal

“…This study introduces the concept of harmonical h1,h2-convex functions associated with the center-radius order relations, which is very novel in literature. …”
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Asymmetrical Modes of Outdoor Lighting Lines by V. B. Kozlovskaya, V. N. Kalechyts

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Distorting Electrical Power of the Alternating Current in the Simplest Circuit with a Diode by O. V. Bialobrzheskyi, D. Y. Rod`kin

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The analysis of method for diagnosing faults of three-phase asynchronous motor by K. V. Khatsevskiy, A. D. Umurzakova, N. A. Voronina, Yu. B. Icheva

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Corrections to “Effect of Material Changes on the Total Harmonic Distortions Caused by Aluminum Electrolytic Capacitors” by Rene Kalbitz

“…Presents corrections to the paper, (Corrections to “Effect of Material Changes on the Total Harmonic Distortions Caused by Aluminum Electrolytic Capacitors”).…”
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Evaluation of fatigue properties under four-point bending and fatigue crack propagation in austenitic stainless steel with a bimodal harmonic structure by Shoichi Kikuchi, Yuta Nakatsuka, Yoshikazu Nakai, Masashi Natakani, Mie Ota Kawabata, Kei Ameyama

“…Keff,th, due to the presence of fine grains in the harmonic structure.…”
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Estimation of Influence of Supply Network Power and Parameters of «Frequency Converter - Asynchronous Motor» System on Harmonic Spectrum of Its Discontinuous Input Current by B. I. Firago, K. M. Medvedev

“…The purpose of the paper is to investigate dependence of input current harmonic spectrum of modern frequency converters with uncontrolled rectifiers on supply network power , rated power and motor load, and also the DC filter capacity. …”
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The First Harmonic of Radial Pulse as an Early Predictor of Silent Coronary Artery Disease and Adverse Cardiac Events in Type 2 Diabetic Patients by Chi-Wei Chang, Kuo-meng Liao, Yi-Ting Chang, Sheng-Hung Wang, Ying-chun Chen, Gin-Chung Wang

“…It has been reported that harmonics of radial pulse is related to coronary artery disease (CAD) in patients with type 2 diabetes mellitus (T2DM). …”
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A Second Harmonic Current Suppression Strategy Based on a Digital Band-Stop Filter With Center Frequency Tracking Grid Frequency by Jun-Hyeong Kwon, Guangxu Zhou, Chun-Sung Kim, Sung-Jun Park, Yipei Wang

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DISTANCE ESTIMATION TO THE INTERPHASE-FAULT LOCATION IN THE DISTRIBUTIVE AIR-LINE GRIDS BASED ON ANALYSIS OF THE HARMONIC COMPONENT PARAMETERS OF THE OPERATING EMERGENCY CONDITIONS by E. V. Kalentionok, Ye. O. Yakovchits

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The use of the methodological base of the study to determine the conduction of low-frequency electromagnetic interference according to the coefficient of the n-th harmonic component of the voltage by D. Yu. Rudi, A. I. Antonov, A. A. Ruppel, E. Yu. Ruppel, T. V. Shitik

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Global Geomagnetic Perturbation Forecasting Using Deep Learning by Vishal Upendran, Panagiotis Tigas, Banafsheh Ferdousi, Téo Bloch, Mark C. M. Cheung, Siddha Ganju, Asti Bhatt, Ryan M. McGranaghan, Yarin Gal

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Evaluation and improvement of power quality of distribution network: a case study of Covenant University, Ota by Isaac A. Samuel, Daudu Afah Toyin, Tobiloba E. Somefun, Tobiloba E. Somefun, Ayokunle A. Awelewa, Shehu Abba-Aliyu

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Differential representations of dynamical oscillator symmetries in discrete Hilbert space by Andreas Ruffing

Subjects: “…Quantum mechanics; Harmonic q-oscillators.…”
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Natural Frequency Analysis of Two Nonlinear Panels Coupled with a Cavity Using the Approximate Elliptic Integral Solution and the Method of Harmonic Residual Minimization by Y. Y. Lee

“…The effects of vibration amplitude, gap width, aspect ratio, the numbers of acoustic modes and harmonic terms, and so forth on the resonant frequencies of the in-phase and out of phase modes are examined.…”
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Analysis of the Nonlinear Structural-Acoustic Resonant Frequencies of a Rectangular Tube with a Flexible End Using Harmonic Balance and Homotopy Perturbation Methods by Y. Y. Lee

“…The results obtained from the harmonic balance and homotopy perturbation approaches verified each other. …”
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The ongoing importance of patient-informed, collaborative research in advancing the definition and harmonization of post COVID-19 condition (PCC) subtypes across diverse populations by Erin Collins, Nicole Shaver, Julian Little

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Benedict Taylor, Towards a Harmonic Grammar of Grieg’s Late Piano Music: Nature and Nationalism (= RMA Monographs, vol. 29), London: Routledge 2017 by Bjørnar Utne-Reitan

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A Multi-Resonant based reference feedforward adaptive voltage control for Grid-Forming inverter in island mode to compensate system uncertain and harmonic distortions by Renzhi Huang, Zaijun Wu, Xueyong Xu, Xiangjun Quan, Mingfei Li, Zichen Wang, Mengnan Liu

“…In order to compensate for harmonic distortion on loads, a multi-resonant control is added to the signal control input. …”
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