Showing 801 - 820 results of 848 for search '"high frequency"', query time: 0.05s Refine Results
  1. 801

    World Health Organization priority antimicrobial resistance in Enterobacterales, Acinetobacter baumannii, Pseudomonas aeruginosa, Staphylococcus aureus and Enterococcus faecium hea... by Laura C. Antochevis, Camila M. Wilhelm, Beatriz Arns, Daniel Sganzerla, Letícia O. Sudbrack, Thais C.R.L. Nogueira, Ricardo D. Guzman, Amanda S. Martins, Daniela S. Cappa, Ândrea C. dos Santos, Joseani C. Pascual, Vitor Hugo Perugini, Eliana C. Vespero, Maria Helena P. Rigatto, Dariane C. Pereira, Larissa Lutz, Robson S. Leão, Elizabeth A. Marques, Danielle M. Henrique, André A.M. Coelho, Lígia L. Frutuoso, Erika E. de A Sousa, Luiz F. Abreu Guimarães, Adriana L.P. Ferreira, Anna Carla Castiñeiras, Marcelle D. Alves, João Paulo Telles, Carolina H. Yamada, Francieli P. de Almeida, Evelyne S. Girão, Paulo C.P. de Sousa, Antonio G.N.D. de Melo, Elisa T. Mendes, Verônica de F.D. Rocha, Euclimeire da S. Neves, Marcello T. Ribeiro, Carlos Ernesto Ferreira Starling, Maura S. Oliveira, Jorge L.M. Sampaio, Andreza F. Martins, Afonso L. Barth, Alexandre P. Zavascki, Jéssica Nesello dos Santos, Charles Francisco Ferreira, Tarsila Vieceli, Julival Ribeiro Fagundes, Raquel Nascimento Matias, Shisue Karina Katagiri, Olavo José Vicente Neto, Rafaela Kuczynski da Rocha, Claudia Maria Dantas de Maio Carrilho, Mila Muraro de Almeida, Heloisa da Silva Rosa, Valéria Paes Lima, Tazio Vanni, Simone Aranha Nouer, Elizabeth Mendes Alves, Jorge Luiz Nobre Rodrigues, André Jhonathan Dantas, Gyselle de Souza Rebouças, Jailton Santos de Oliveira

    Published 2025-03-01
    “…Interpretation: A high frequency of WPAP bacteria, particularly CRKP and CRAB, were found in healthcare-associated BSIs in Brazil, posing them as a major public health problem in this country. …”
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  2. 802

    Blood Pressure Variability Is Associated with Hearing and Hearing Loss: A Population-Based Study in Males by Minghui Bao, Yongjian Song, Jun Cai, Shouling Wu, Xinchun Yang

    Published 2019-01-01
    “…The results showed that PTAs and percentages of hearing loss at low, intermediate, and high frequencies grew gradually with increasing systolic SD (SSD) (p<0.05). …”
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  3. 803

    How to Design a Differential CMOS <italic>LC</italic> Oscillator by Asad A. Abidi, David Murphy

    Published 2025-01-01
    “…CMOS oscillators that produce high frequencies with good spectral purity or low jitter are almost always realized as differential LC oscillators. …”
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  4. 804

    Future Use of the Terrestric Broadcasting Spectrum below 700 MHz from 2031 Onwards by Torsten J. Gerpott

    Published 2022-04-01
    “…Abstract The World Radio Conference 2023 will discuss the future dedication of ultra high frequencies in the range of 470 to 694 MHz to various users from 2031 onwards. …”
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  5. 805

    Analysis of Pulse System Dynamics of Phase Synchronization in Multiple Capture Mode by A. L. Shilina

    Published 2003-08-01
    “…Necessity of the latter is caused by the fact that pulse systems using phase control principle are rather often applied at high or super high frequencies when realization of a divider with variable division coefficient which is set in the feedback loop is rather complicated or practically impossible. …”
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  6. 806

    Observations of Anomalous Microwave Emission from HII Regions by Clive Dickinson

    Published 2013-01-01
    “…More data, both at high frequencies (>~5 GHz) and high resolution (~1′ or better) is required to disentangle the emission processes in such complex regions.…”
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  7. 807

    Can Global Economic Policy Uncertainty Drive the Interdependence of Agricultural Commodity Prices? Evidence from Partial Wavelet Coherence Analysis by Siaw Frimpong, Emmanuel N. Gyamfi, Zangina Ishaq, Samuel Kwaku Agyei, Daniel Agyapong, Anokye M. Adam

    Published 2021-01-01
    “…In general, we observed heterogeneity in comovement structures of the agricultural commodities market at different time-frequency scales which are profound at high frequencies from the bivariate wavelet coherence. …”
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    Article
  8. 808

    NONLINEAR PROPERTIES OF BARIUM TITANATE CERAMICS by IVAYLO LAZAROV, ANKA ZHEGLOVA

    Published 2016-09-01
    “…The properties of those materials are used when different automation elements such as primary converters, phase regulators for low and high frequencies, sensors, modulators etc. are derived. …”
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  9. 809

    Some Recent Developments of Microstrip Antenna by Yong Liu, Li-Ming Si, Meng Wei, Pixian Yan, Pengfei Yang, Hongda Lu, Chao Zheng, Yong Yuan, Jinchao Mou, Xin Lv, Housjun Sun

    Published 2012-01-01
    “…The last is growing towards highly integration of antenna/array and feeding network or operating at relatively high frequencies, like sub-millimeter wave or terahertz (THz) wave regime, by using the advanced machining techniques. …”
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  10. 810

    Structural Damage Detection Using Energy Flow Models by E.R.O. Santos, V.S. Pereira, J.R.F. Arruda, J.M.C. Dos Santos

    Published 2008-01-01
    “…The analyses are performed at high frequencies, where any localized structural change has a strong influence in the structural response. …”
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  11. 811

    Microwave Analysis for Two-Dimensional C-V and Noise Model of AlGaN/GaN MODFET by Ramnish Kumar, Sandeep K. Arya, Anil Ahlawat

    Published 2014-01-01
    “…The excellent agreement with the previously simulated results confirms the validity of the proposed model to optimize the device performance at high frequencies.…”
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  12. 812

    Formulation of energy loss due to magnetostriction to design ultraefficient soft magnets by Hiroshi Tsukahara, Haodong Huang, Kiyonori Suzuki, Kanta Ono

    Published 2024-03-01
    “…The estimated effective random magnetoelastic anisotropy for nanocrystalline α-Fe reached as low as 18.6 J/m3, but this static effect could not explain the high excess loss at high frequencies observed in the experiments. The results of this research could provide new design criteria for high-performance soft magnetic materials based on low magnetostriction to reduce the excess loss.…”
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  13. 813

    Development of a novel evaluation method by mathematical anatomy for foot bone alignment displacement using x-ray radiographs. by Yosuke Maruyama, Katsutoshi Itsukaichi, Naoya Hoshikawa, Takayuki Nakagomi, Tomohiro Matsuyama, Hiroyuki Sasaki

    Published 2025-01-01
    “…The 2D-FFT images show the characteristic directional power spectrum extending from low to high frequencies in the first and third quadrants on the normal, low and high arched foot respectively. …”
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  14. 814

    Electrical and Dielectric Characterization of Bi12GeO20 Prepared by Modified Pechini Method by C. G. P. Moraes, F. A. A. Jesus, Z. S. Macedo

    Published 2014-01-01
    “…From the results, it was concluded that the dielectric permittivity measured at high frequencies is insensitive to the grain size, while the AC dark conductivity presents a noticeable dependency on this feature. …”
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  15. 815

    Graphene-Based Full-Duplex Antenna for Future Generation Communication in THz Frequency Range by Avez Syed, Mansour H. Almalki

    Published 2023-01-01
    “…Therefore, with a small footprint, graphene acts as an excellent radiator at extremely high frequencies.…”
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  16. 816

    Frequency-Dependent Streaming Potential of Porous Media—Part 1: Experimental Approaches and Apparatus Design by P. W. J. Glover, J. Ruel, E. Tardif, E. Walker

    Published 2012-01-01
    “…We conclude that the electromagnetic drive is currently the only approach that is practicable, while the piezoelectric drive may be useful for low permeability samples and at specified high frequencies. We have used the electro-magnetic drive approach to design, build, and test an apparatus for measuring the streaming potential coefficient of unconsolidated and disaggregated samples such as sands, gravels, and soils with a diameter of 25.4 mm and lengths between 50 mm and 300 mm.…”
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  17. 817

    Tracking- and Scintillation-Aware Channel Model for GEO Satellite to Land Mobile Terminals at Ku-Band by Ali M. Al-Saegh, A. Sali, J. S. Mandeep, Alyani Ismail

    Published 2015-01-01
    “…Recent advances in satellite to land mobile terminal services and technologies, which utilize high frequencies with directional antennas, have made the design of an appropriate model for land mobile satellite (LMS) channels a necessity. …”
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  18. 818

    Mechanisms by which Human Cells Bypass Damaged Bases during DNA Replication after Ultraviolet Irradiation by James E. Cleaver

    Published 2002-01-01
    “…Foci containing PCNA, Mre11/Rad50/Nbs1, and gamma-H2Ax can then be detected, along with chromosomal rearrangement and high frequencies of sister chromatid exchanges. The recruitment of recombination components to the arrested forks represents the ultimate failure of replication machinery to relieve the arrested state and bypass the damage. …”
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  19. 819

    Clustering by Hybrid K-Means-Based Rider Sunflower Optimization Algorithm for Medical Data by A. Jaya Mabel Rani, A. Pravin

    Published 2022-01-01
    “…But medical data clustering is a very challenging issue due to limitless receiving data, vast size, and high frequencies. To achieve this and improve the performance with fast and effective clustering, this paper proposes a hybrid optimization technique, namely, the K-means-based rider sunflower optimization (RSFO) algorithm for medical data. …”
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  20. 820

    A Spatial Euler-Bernoulli Beam Element for Rigid-Flexible Coupling Dynamic Analysis of Flexible Structures by Zhigang Zhang, Zhaohui Qi, Zhigang Wu, Huiqing Fang

    Published 2015-01-01
    “…Then a scheme is presented where the original transient strains representing the nodal forces are replaced by proposed average strains over a small time interval. Thus all the high frequencies can be filtered out and a corresponding equivalent internal damping will be produced in this new formulation, which can improve the computation performance of the proposed element for solving the stiff problem and evaluate the governing equations even by using the nonstiff ordinary differential equation solver. …”
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