Showing 1,721 - 1,740 results of 3,865 for search '"radiation"', query time: 0.07s Refine Results
  1. 1721

    A Compact High-Gain Coplanar Waveguide-Fed Antenna for Military RADAR Applications by Zaheer Ahmed Dayo, Qunsheng Cao, Yi Wang, Sandeep Pirbhulal, Ali Hassan Sodhro

    Published 2020-01-01
    “…Symmetrical stable far-field radiation pattern in orthogonal planes and strong distribution of current are observed. …”
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    Article
  2. 1722

    Adaptive Learning Algorithms for Low Dose Optimization in Coronary Arteries Angiography: A Comprehensive Review by Komal Tariq, Muhammad Adnan Munir, Hafiza Tooba Aftab, Amir Naveed, Ayesha Yousaf, Sajjad Ul Hassan

    Published 2024-06-01
    “… Abstract Objective: Coronary artery angiography plays a pivotal role in cardiovascular disease diagnosis and treatment, but concerns regarding patient safety due to ionizing radiation necessitate innovative approaches. The article explores the integration of adaptive learning algorithms to optimize low-dose imaging in coronary artery angiography. …”
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    Article
  3. 1723

    Automating skin cancer screening: a deep learning by Nada M. Rashad, Noha MM. Abdelnapi, Ahmed F. Seddik, M. A. Sayedelahl

    Published 2025-01-01
    “…Established risk factors include ultraviolet (UV) radiation exposure from solar or artificial sources, lighter skin pigmentation, a history of sunburns, and a family history of the disease. …”
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    Article
  4. 1724

    Antioxidant Protection against Curative and Palliative Doses of Ionizing Irradiation in Human Blood Decreases with Aging by Jelena Kasapović, Vesna Stojiljković, Ljubica Gavrilović, Nataša Popović, Zorka Milićević

    Published 2012-01-01
    “…Reactive oxygen species (ROS) are independently recognized to play a significant role in radiation-induced damage on healthy tissue and in aging process. …”
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    About the modeling of light beam self-focusing in plasma at the irradiation of the target by power UV laser by I. G. Lebo

    Published 2021-03-01
    “…It was shown that thermal self-focusing could develop at the conditions of “GARPUN” experiments (~ 1 mm longitudinal plasma, moderate radiation intensity: 1011–1012(W/cm2) × µm2).  The parameters of dangerous modes of laser beam perturbations were estimated. …”
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    Article
  8. 1728

    Bandwidth Enhancement of a Dual Band Planar Monopole Antenna Using Meandered Microstrip Feeding by M. R. Ahsan, M. T. Islam, M. Habib Ullah, N. Misran

    Published 2014-01-01
    “…The measured maximum gains of −1.18 dBi and 4.87 dBi with maximum radiation efficiencies have been observed at lower band and upper band, respectively. …”
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  9. 1729
  10. 1730

    Video Spectral Methods and Tools for Monitoring of Controlled Parameters of Forest Fires and Oil Spill Accidents by A. S. Sizikov, Y. V. Belyaev, I. M. Tsykman, A. P. Popkov

    Published 2023-04-01
    “…The first method was methodology for determination of the controlled parameters of forest fires by means of aviation monitoring, which makes it possible to record the maximum values of the degree of polarization of reflected radiation for coal 30–40 % and for semi-coal 15–20 % in the wavelength range from 0.5 to 0.7 μm. …”
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  11. 1731
  12. 1732

    Femtosecond System with Pulse Pumping of Seed Laser and Amplifier by Using a Single Power Unit by S. A. Tikhomirov

    Published 2021-03-01
    “…The required synchronization in time the pump pulse femtosecond amplifier formation and quasi-stationary region of generated pulses in the output radiation of a femtosecond Ti:sapphire is obtained.On this basis a compact, pulse pumped monoblock laser system has been developed that can generate femtosecond pulses with a duration of 50–150 fs with an energy up to 1 mJ and a high enough pulse repetition rate (up to 1 kHz which is determined by the type of laser head and pump unit used). …”
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  13. 1733

    Aggressive Papillary Thyroid Carcinoma Presenting with Metastasis to the Pancreas by Firas Warda, Sam Ho, Enoch Kuo, Dinesh Rao, Marilu Jurado-Flores

    Published 2022-01-01
    “…However, the residual tissue responded to external beam radiation. After the initial response to radiation, thyroglobulin was noted to have increased again, prompting a PET-CT after administration of recombinant TSH. …”
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    Article
  14. 1734

    Accuracy Evaluation and Parameter Analysis of Land Surface Temperature Inversion Algorithm for Landsat-8 Data by Jikang Wan, Min Zhu, Wei Ding

    Published 2021-01-01
    “…The main LST inversion algorithms include Radiative Transfer Equation (RTE), Single Channel (SC) algorithm, Mono Window (MW) algorithm, and Split Window (SW) algorithm. …”
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  15. 1735
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  17. 1737

    DC/DC converter to power spectral lamps by M. Yu. Nikolshin, A. V. Frunze, V. K. Bityukov

    Published 2023-10-01
    “…However, special attention should in this case be paid to the power supply of the spectral lamp itself, since the amplitude stability of the radiation depends on the smoothness of its supply voltage. …”
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  18. 1738

    IMAGE PROCESSING AT ELLIPSOIDAL PHOTOMETRY by M. A. Bezuglyi, N. V. Bezuglaya, A. B. Samilyak

    Published 2016-06-01
    “…Parameters of the optical radiation, which used as input data for the simulation, correspond to a laser wavelength of 632.8 nm with a Gaussian distribution profile of power of 2 mW. …”
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  19. 1739

    Temporal Analysis of Changes in Anthropogenic Emissions and Urban Heat Islands during COVID-19 Restrictions in Gauteng Province, South Africa by Lerato Shikwambana, Mahlatse Kganyago, Paidamwoyo Mhangara

    Published 2021-05-01
    “…Mann-Kendall (MK) and Sequential Mann-Kendall (SQMK) trend analysis were used to characterise trends in CO, SO2, SO4, long-wave radiation (LWR), and land surface temperature (LST) at periods corresponding to various lockdown restrictions. …”
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  20. 1740

    Effects of Climate Variability on Evaporation in Dongping Lake, China, during 2003–2010 by Yuan Rong, Hongbo Su, Renhua Zhang, Zheng Duan

    Published 2013-01-01
    “…The major climatic factors accounting for this increase are the rising net radiation and the rising air temperature; (2) the total annual evaporation in a particular hour (13:10–14:10) in Dongping Lake increased at 4.55 mm/a during 2003–2010—the major climate factors that accounted for this increase are rising net radiation, followed by air temperature, wind velocity, and air humidity; (3) against the background of global warming, the climate of Dongping Lake tended to be dry during 2003–2010; the largest contribution to this comes from air temperature, followed by wind velocity and relative humidity; and (4) the monthly evaporation in Dongping Lake has seasonal variability.…”
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