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  1. 1241

    Engineering Circuit Analysis / by Hayt, William H. (William Hart), Jr., 1920-1999

    Published 2012
    Table of Contents: “…Mesh Analysis: A Comparison -- 4.6.Computer-Aided Circuit Analysis -- Summary And Review -- Reading Further -- Exercises -- ch. 5 Handy Circuit Analysis Techniques -- 5.1.Linearity and Superposition -- 5.2.Source Transformations -- 5.3.Thevenin and Norton Equivalent Circuits -- 5.4.Maximum Power Transfer -- 5.5.Delta-Wye Conversion -- 5.6.Selecting an Approach: A Summary of Various Techniques -- Summary And Review -- Reading Further -- Exercises -- ch. 6 The Operational Amplifier -- 6.1.Background -- 6.2.The Ideal Op Amp: A Cordial Introduction -- 6.3.Cascaded Stages -- 6.4.Circuits for Voltage and Current Sources -- 6.5.Practical Considerations -- 6.6.Comparators and the Instrumentation Amplifier -- Summary And Review -- Reading Further -- Exercises -- ch. 7 Capacitors And Inductors -- 7.1.The Capacitor -- 7.2.The Inductor -- 7.3.Inductance and Capacitance Combinations -- 7.4.Consequences of Linearity -- 7.5.Simple Op Amp Circuits with Capacitors -- 7.6.Duality -- 7.7.Modeling Capacitors and Inductors with PSpice -- Summary And Review -- Reading Further -- Exercises -- ch. 8 Basic Rl And Rc Circuits -- 8.1.The Source-Free RL Circuit -- 8.2.Properties of the Exponential Response -- 8.3.The Source-Free RC Circuit -- 8.4.A More General Perspective -- 8.5.The Unit-Step Function -- 8.6.Driven RL Circuits -- 8.7.Natural and Forced Response -- 8.8.Driven AC Circuits -- 8.9.Predicting the Response of Sequentially Switched Circuits -- Summary And Review -- Reading Further -- Exercises -- ch. 9 The Rcl Circuit -- 9.1.The Source-Free Parallel Circuit -- 9.2.The Overdamped Parallel RLC Circuit -- 9.3.Critical Damping -- 9.4.The Underdamped Parallel RLC Circuit -- 9.5.The Source-Free Series RLC Circuit -- 9.6.The Complete Response of the RLC Circuit -- 9.7.The Lossless LC Circuit -- Summary And Review -- Reading Further -- Exercises -- ch. 10 Sinusoidal Steady-State Analysis -- 10.1.Characteristics of Sinusoids -- 10.2.Forced Response to Sinusoidal Functions -- 10.3.The Complex Forcing Function -- 10.4.The Phasor -- 10.5.Impedance and Admittance -- 10.6.Nodal and Mesh Analysis -- 10.7.Superposition, Source Transformations and Thevenin's Theorem -- 10.8.Phasor Diagrams -- Summary And Review -- Reading Further -- Exercises -- ch. 11 Ac Circuit Power Analysis -- 11.1.Instantaneous Power -- 11.2.Average Power -- 11.3.Effective Values of Current and Voltage -- 11.4.Apparent Power and Power Factor -- 11.5.Complex Power -- Summary And Review -- Reading Further -- Exercises -- ch. 12 Polyphase Circuits -- 12.1.Polyphase Systems -- 12.2.Single-Phase Three-Wire Systems -- 12.3.Three-Phase Y-Y Connection -- 12.4.The Delta (A) Connection -- 12.5.Power Measurement in Three-Phase Systems -- Summary And Review -- Reading Further -- Exercises -- ch. 13 Magnetically Coupled Circuits -- 13.1.Mutual Inductance -- 13.2.Energy Considerations -- 13.3.The Linear Transformer -- 13.4.The Ideal Transformer -- Summary And Review -- Reading Further -- Exercises -- ch. 14 Complex Frequency And The Laplace Transform -- 14.1.Complex Frequency -- 14.2.The Damped Sinusoidal Forcing Function -- 14.3.Definition of the Laplace Transform -- 14.4.Laplace Transforms of Simple Time Functions -- 14.5.Inverse Transform Techniques -- 14.6.Basic Theorems for the Laplace Transform -- 14.7.The Initial-Value and Final-Value Theorems -- Summary And Review -- Reading Further -- Exercises -- ch. 15 Circuit Analysis In The s-Domain -- 15.1.Z(s) and Y(s) -- 15.2.Nodal and Mesh Analysis in the s-Domain -- 15.3.Additional Circuit Analysis Techniques -- 15.4.Poles, Zeros, and Transfer Functions -- 15.5.Convolution -- 15.6.The Complex-Frequency Plane -- 15.7.Natural Response and the s Plane -- 15.8.A Technique for Synthesizing the Voltage Ratio H(s) = V out/V in -- Summary And Review -- Reading Further -- Exercises -- ch. 16 Frequency Response -- 16.1.Parallel Resonance -- 16.2.Bandwidth and High-Q Circuits -- 16.3.Series Resonance -- 16.4.Other Resonant Forms -- 16.5.Scaling -- 16.6.Bode Diagrams -- 16.7.Basic Filter Design -- 16.8.Advanced Filter Design -- Summary And Review -- Reading Further -- Exercises -- ch. 17 Two-Port Networks -- 17.1.One-Port Networks -- 17.2.Admittance Parameters -- 17.3.Some Equivalent Networks -- 17.4.Impedance Parameters -- 17.5.Hybrid Parameters -- 17.6.Transmission Parameters -- Summary And Review -- Reading Further -- Exercises -- ch. 18 Fourier Circuit Analysis -- 18.1.Trigonometric Form of the Fourier Series -- 18.2.The Use of Symmetry -- 18.3.Complete Response to Periodic Forcing Functions -- 18.4.Complex Form of the Fourier Series -- 18.5.Definition of the Fourier Transform -- 18.6.Some Properties of the Fourier Transform -- 18.7.Fourier Transform Pairs for Some Simple Time Functions -- 18.8.The Fourier Transform of a General Periodic Time Function -- 18.9.The System Function and Response in the Frequency Domain -- 18.10.The Physical Significance of the System Function -- Summary And Review -- Reading Further -- Exercises.…”
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  2. 1242

    Vitamin K1 and K2: Biochemistry, Clinical Significance, and Therapeutic Potential in Human Healt by Michał Wycik, Michał Szczupak, Anna Maria Modzelewska

    Published 2025-07-01
    “… Vitamin K, encompassing phylloquinone (K1) and menaquinones (K2), is essential not only for coagulation but also for various extra-hepatic functions. This review summarizes current knowledge on the biological roles, absorption mechanisms, clinical relevance, and therapeutic implications of vitamins K1 and K2, with particular emphasis on their functions beyond hemostasis. …”
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  3. 1243
  4. 1244

    The importance of quantitative EGG for patients in a vegetative state in benzodiazepine test interpretation by L. N. Nerobkova, Yu. B. Filatova, A. L. Pylev, O. Yu. Kats

    Published 2017-11-01
    “…Using the multiparameter method of EEG analysis with a complex study of coherent interband links with topographic mapping and localization of equivalent dipole sources of individual EEG components, characteristic signs of changes in intercentral neuronal connections at different stages of a vegetative state were obtained, features of structural and functional interrelations for patients in a vegetative state in benzodiazepine test interpretation of which identification can represent and interest for the output prediction and selection of adequate therapy.…”
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  5. 1245

    Labour Productivity in Medical Institutions as an Object of Scientific Analysis by A. N. Popsuyko, E. A. Batsina, G. V. Artamonova, E. A. Morozova

    Published 2021-04-01
    “…The authors analyzed sources of home and foreign literature, normative documents for the period 2010–2019 dealing with this problem and practices of public health system functioning. …”
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  6. 1246

    Introduction to ORC–VCC Systems: A Review by Tomasz Suchocki

    Published 2025-01-01
    “…The key innovation lies in the development of an advanced coupling mechanism that seamlessly connects the ORC and VCC, enabling more efficient utilization of low-grade heat sources. By optimizing working fluid selection and implementing a shared shaft connection between the ORC turbine and VCC compressor, the system achieves dual functionality—simultaneous electricity generation and cooling—with higher efficiency than conventional methods. …”
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  7. 1247

    Operational monitoring of acoustic sensor networks by V. A. Boltenkov, G. Kh. M. Al-Jasri

    Published 2015-06-01
    “…Both of them are based on the placement of the test sound source within a network. The signal processing for ASN sensors had to detect the failed element. …”
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  8. 1248

    Advanced signal processing algorithm for fault classification and localization in VSC-HVDC based Offshore wind farm by Rehana Perveen

    Published 2025-06-01
    “…This work provides real-time validation on the RTDS platform by the use of S-transform, Ensemble Empirical Mode Decomposition (EEMD), and SVM, for quick and reliable detection of AC/DC faults. Next for classification, features extracted through intrinsic mode function decomposed by EMD and EEMD and classified distinctly using support vector machine techniques. …”
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  9. 1249

    A data driven approach using local measurements to locate turbine governors causing forced oscillations by Sigurd Hofsmo Jakobsen, Xavier Bombois, Santiago Sanchez Acevedo, Hallvar Haugdal, Salvatore D’Arco

    Published 2025-07-01
    “…When forced oscillations are detected, they are located by finding the transfer functions that describe the behaviour of the corresponding plant the worst. …”
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  10. 1250

    Online activity time management – dilemmas and challenges by Barbara Liliana Pabian, Arnold Grzegorz Pabian

    Published 2025-04-01
    “…Material and methods The article is of a theoretical and discussion nature, therefore non-reactive methods were selected for research. It was a desk research method, consisting in the analysis of secondary sources and the analysis of the content of written and oral messages disseminated via the media. …”
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  11. 1251

    Where there’s smoke there is fire: Türkiye and the international illegal wildlife trade by Özgün Emre Can

    Published 2025-06-01
    “…By guiding policymakers, conservationists, and authorities, the study fosters international cooperation, optimal resource use, and endangered species protection. International wildlife trafficking can occur when detection and law enforcement measures fail in both the countries of origin and destination, and, where relevant, in transit countries, showing the necessity for governments worldwide to make the international illegal wildlife trade a priority.…”
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  12. 1252

    Protocol Biopsies in Kidney Transplant Recipients: Current Practice After Much Discussion by Christina Lazarou, Eleni Moysidou, Michalis Christodoulou, Stamatia Stai, Georgios Lioulios, Efstratios Kasimatis, Asimina Fylaktou, Maria Stangou

    Published 2025-07-01
    “…Expert opinion and consensus acknowledge the benefits of protocol biopsies for early detection and tailored management but also highlight ongoing debates regarding their routine use in low-risk patients due to risks, costs, and resource considerations. …”
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  13. 1253

    Towards liquid biopsy on chip for Triple Negative Breast Cancer: preliminary results on monitoring circulating miRNA-21 using portable diagnostics by Alessandra Glovi, Panagiota M. Kalligosfyri, Antonella Miglione, Sima Singh, Gabriella Iula, Antonio Giordano, Michelino De Laurentiis, Stefano Cinti

    Published 2025-06-01
    “…In this work, miRNA-21 was selectively detected using a complementary DNA probe modified with methylene blue, as a redox mediator, immobilized onto an AuNPs-functionalized, paper-based screen-printed electrode. …”
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  14. 1254

    Genome-Wide Scan for Copy Number Variations in Chinese Merino Sheep Based on Ovine High-Density 600K SNP Arrays by Yuezhen Tian, Jing An, Xinning Zhang, Jiang Di, Junmin He, Ayinuer Yasen, Yanpin Ma, Gaohaer Sailikehan, Xixia Huang, Kechuan Tian

    Published 2024-10-01
    “…Copy number variations (CNVs) have emerged as one of the most important sources of genetic variation, influencing phenotypic traits by altering gene expression and dosage. …”
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  15. 1255

    An Observational Study on Pre-natal Diagnosis of Congenital Talipes Equinovarus by Gaurav Vatsa, Saurabh Suman, Siddharth Kumar Singh

    Published 2025-07-01
    “…Future research should assess long-term functional outcomes and optimize pre-natal screening protocols, particularly in resource-limited settings, to ensure comprehensive CTEV management.…”
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  16. 1256

    Зелені дахи в сучасному благоустрої міст by Liliia Gnatiuk, Ivanna Nesteruk

    Published 2021-12-01
    “…A few Ukrainian and foreign sources dealing with this problem were processed. …”
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  17. 1257

    Egyptian pediatric kidney transplantation: highlights on post-transplant follow-up and management of complications by the Egyptian Pediatric Clinical Practice Guidelines Committee... by Bahia Moustafa, Neveen A. Soliman, Ihab Shaheen, Ahmed Badr, Fatma M. Atia, Mohamed K. El Hatw, Engy Adel Mogahed, Mona EL-Ghamrawy, Khaled El Khashab, Noha Shaheen, Mohamad G. Shouman, Abeer Selim, Magdy El-Sharkawy, Tarek Abd El Azeem, Mohamad Esmat, Manal Salman, Bedeir Ali-El-Dein, Mona Abdel Rahim, Muhamed A. El-Hadedy, Moatasem Elsayed Ghoneim, Mai S. Korkor, Tarek E. I. Omar, Yasser Amer, Ashraf Abdel Baky, On Behalf of Egyptian Pediatric Clinical Practice Guideline Committee

    Published 2024-10-01
    “…Infections, rejection, recurrence, malignancy, bone problems, hypertension, and surgical complications are the most important challenges that require prevention, early detection, and management. Chronic allograft nephropathy needs different approaches based on its related causes, allograft pathology, graft function, and availability of re-transplantation. …”
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  18. 1258

    The role of internal auditors in preventing financial fraud in the Republic of Serbia by Jeremić Nebojša, Jakovljević Nemanja

    Published 2023-01-01
    “…By exploring the practices and challenges faced by internal auditors, this paper aims to provide valuable insights and recommendations to strengthen the effectiveness of internal audit functions in detecting and preventing financial fraud. …”
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  19. 1259

    Microalgal Metabolomes and Recent Biotechnological Advances for Their Industrial Application by Dinesh Kumar Saini, Geetanjali Manchanda, Ratiram Gomaji Chaudhary, Raghvendra Pratap Singh

    Published 2024-10-01
    “…In recent decades, microalgae have emerged as new sustainable resources for the production of various bioactive and biochemical compounds. …”
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  20. 1260

    Stimulation of the immune system by liposomes with potassium orotate (review) by V. V. Mosyagin

    Published 2023-08-01
    “…The review article analyzes the existing world experience in obtaining liposomes for targeted delivery of a medicinal substance potassium orotate to tissue macrophages to stimulate the immune system. The selection of literary sources was carried out on the basis of the relevance of the information and the depth of the research. …”
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