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  1. 441

    A Compact Planar Ultra-Wideband Array Antenna by Junli Zhu, Mengfei Chen, Ziting Li, Jingping Liu

    Published 2023-01-01
    “…Using the new ultra-wideband array method that combines series feed and angle feed and the defective ground structure (DGS), the array maintains the ultrawide bandwidth span of 10–38 GHz of the array element, and the maximum gain of the antenna in the bandwidth was increased from 5.18 dBi to 9.55 dBi. …”
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  2. 442
  3. 443

    Moral Foundations of the Theory of Education in Russian Neo-Kantianism by P. A. Vladimirov, A. V. Lebedeva

    Published 2022-03-01
    “…The specific features of S.I. Hessen’s concept of moral education in relation to Natorp’s theory of social pedagogy are identified. …”
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  4. 444

    Vieta's triangular array and a related family of polynomials by Neville Robbins

    Published 1991-01-01
    “…If n≥1, let the nth row of an infinite triangular array consist of entries B(n,j)=nn−j(jn−j), where 0≤j≤[12n].…”
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  5. 445
  6. 446

    Waveguide-Based Antenna Arrays for 5G Networks by Arismar Cerqueira Sodré, Igor Feliciano da Costa, Renan Alves dos Santos, Hugo Rodrigues Dias Filgueiras, Danilo Henrique Spadoti

    Published 2018-01-01
    “…This work reports the development of two high-performance waveguide-based antenna arrays for 5G cellular networks, operating in the underutilized millimetre wave (mm-wave) frequency spectrum. …”
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  7. 447

    Circular Antenna Array Synthesis Using Multiverse Optimizer by Ahmet Emre Taser, Kerim Guney, Erhan Kurt

    Published 2020-01-01
    “…Antenna array synthesis is one of the most popular topics in the electromagnetic field. …”
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  8. 448

    Transmit TACAN Bearing Information with a Circular Array by W. Mark Dorsey, Jeffrey O. Coleman, William R. Pickles

    Published 2015-01-01
    “…Using TACAN and array fundamentals, we derive an architecture for transmitting TACAN bearing information from a circular array with time-varying weights. …”
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  9. 449

    Design of Fixed Beamformers Based on Vector-Sensor Arrays by Matthew Hawes, Wei Liu

    Published 2015-01-01
    “…The problem of designing fixed beamformers based on such an array, with a quaternionic signal model, is considered in this paper. …”
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  10. 450

    Happiness Issue – Moral Aspects of its Biochemical Enhancement by Zlatica Plašienková, Martin Farbák

    Published 2021-10-01
    “…They consider it to be our moral duty because it would increase the prosocial behaviour of people enhanced in that way, following research showing that the happier people are, the more useful it is for society. …”
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  11. 451
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  13. 453

    Probing quantum floating phases in Rydberg atom arrays by Jin Zhang, Sergio H. Cantú, Fangli Liu, Alexei Bylinskii, Boris Braverman, Florian Huber, Jesse Amato-Grill, Alexander Lukin, Nathan Gemelke, Alexander Keesling, Sheng-Tao Wang, Yannick Meurice, Shan-Wen Tsai

    Published 2025-01-01
    “…In this study, we investigate the different quantum phases that arise in ladder arrays comprising up to 92 neutral-atom qubits and experimentally observe the emergence of the quantum floating phase. …”
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  14. 454

    High-Gain Quad Array of Nonuniform Helical Antennas by Jelena Lj. Dinkić, Dragan I. Olćan, Antonije R. Djordjević, Alenka G. Zajić

    Published 2019-01-01
    “…The design is verified by measurements of a prototype of the quad array.…”
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  15. 455

    The influence of moral and ethical aspects on the organisation’s economic security by S. A. Antonov

    Published 2022-04-01
    Subjects: “…moral and ethical aspects…”
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  16. 456

    Controlling the Boundaries of Morality: The History and Powers of Ayelala Deity by Oluwafunminiyi Raheem, Mike Famiyesin

    Published 2021-12-01
    “…Such is Ayelala’s overwhelming power and potency that the deity seeks to control the boundaries of morality and at the same time forms a major bulwark against societal impropriety. …”
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  17. 457

    Practical Noise Model of an Active Electronically Scanning Array by Jian Mi, Kan Wang, Zhao Li, Hongbing Sun

    Published 2023-01-01
    “…Active electronically scanning arrays are now widely used in radar and communication systems. …”
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  18. 458

    Mutual Impedance Properties in a Lossy Array Antenna by Peter L. Tokarsky

    Published 2019-01-01
    “…The impedance matrix of an arbitrary multiport array antenna with Ohmic losses was studied. It was assumed that the partial current distributions in the array, corresponding to the alternate exciting one of its terminals while the other ones are open-circuited, are known. …”
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  19. 459

    An Iterative Technique for the Synthesis of Active Antenna Oscillator Arrays by Theodoros N. Kaifas, John N. Sahalos

    Published 2009-01-01
    “…A design procedure for the synthesis of a coupled active antenna oscillator array is presented. Such an array is synthesized by deriving two sets of parameters: the radiators' positions and the oscillators' outputs. …”
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  20. 460