Showing 61 - 80 results of 105 for search '(( lambda efficient ) OR ( lambda efficiency ))', query time: 0.06s Refine Results
  1. 61

    Effectiveness of insecticides against the adult stage of western corn beetle (Diabrotica virgifera virgifera LeConte, 1868) by V. Saliienko, V. Fedorenko

    Published 2023-06-01
    “…Results. 1—3 DAAT, the most effective was Avaunt EC (indoxacarb 150 g/l) at the rates of 0.17 l/ ha and 0.25 l/ ha with % reduction in population compared to the control 65.69 and 62.84, respectively, Karate Zeon SC (lambda-cyhalotryn 50 g/l) 0.3 l/ ha with 54.26% and Engio SC (thiamethoxam 141 g/l, lambda-cyhalotryn 50 g/l) 0.18 l/ ha — 48.54%. 12—14 DAAT, Avaunt EC insecticide at the rate of 0.17 l/ ha with 57.14% and Engio SC with 47.62% showed the highest percentage of population reduction, respectively. …”
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  2. 62

    Design and analysis of a 60 GHz high gain wideband magneto electric dipole antenna array based on trapped printed gap waveguide technology by Haitham Hamada, Mohamed Mamdouh M. Ali, Shoukry I. Shams, Ashraf A. M. Khalaf, A. M. M. A. Allam

    Published 2025-07-01
    “…The 2 × 2 array of ME-dipoles has overall dimensions of 1.6 $$\lambda _0$$ $$\times$$ 1.4 $$\lambda _0$$ and demonstrates an impedance bandwidth ( $$|S_{11}| <$$ – 10 dB) exceeding 33.33 $$\%$$ at 60 GHz, with a peak gain of over 18 dBi.…”
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  3. 63

    ML-Augmented Optimization of LoRa Antennas for Drone Telemetry by Pothala Chaya Devi, Ramarakula Madhu

    Published 2025-01-01
    “…The antenna is fabricated on an FR-4 substrate with dimensions of <inline-formula> <tex-math notation="LaTeX">$0.116~\lambda _{0} \times 0.073~\lambda _{0}$ </tex-math></inline-formula> and is optimized for long-range communication. …”
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  4. 64

    A metasurface assisted pin loaded antenna for high gain millimeter wave systems by Saba Tariq, Waleed Tariq Sethi, Arbab Abdur Rahim, Farooq Faisal, Tarek Djerafi

    Published 2025-04-01
    “…This innovative configuration improves antenna gain while maintaining a compact form factor.This metamaterial array is positioned at approximately 0.5 $$\lambda _{0}$$ (where $$\lambda _{0}$$ is the wavelength in millimeters) above the antenna, thus creating a Fabry-Perot cavity, and substantially improves the gain exceeding 13 dBi.The metasurface, which is made up of specially designed unit cells, modifies the electromagnetic field distribution and surface waves to produce better radiation properties. …”
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  5. 65

    Susceptibility status of the wild-caught Phlebotomus argentipes (Diptera: Psychodidae: Phlebotominae), the sand fly vector of visceral leishmaniasis, to different insecticides in N... by Lalita Roy, Surendra Uranw, Kristien Cloots, Tom Smekens, Usha Kiran, Uttam Raj Pyakurel, Murari Lal Das, Rajpal S Yadav, Wim Van Bortel

    Published 2022-07-01
    “…In the IRS villages, the vector sand flies were resistant (mortality rate <90%) to alpha-cypermethrin and possibly resistant (mortality rate 90-97%) to deltamethrin and lambda-cyhalothrin, while susceptibility to these insecticides was variable in the non-IRS villages. …”
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  6. 66
  7. 67

    DynBlock: dynamic data encryption with Toffoli gate for IoT by Mubasher Haq, Ijaz Ali Shoukat, Alamgir Naushad, Mohsin Raza Jafri, Moid Sandhu, Abd Ullah Khan, Hyundong Shin

    Published 2025-05-01
    “…DynBlock leverages Tofoli gates and XOR operations to reduce the number of computation operations required to achieve optimal throughput and energy efficiency. Security validation of DynBlock is performed considering various metrics, including an average key avalanche effect of 53.85%, average plain-text avalanche effect of 57.82%, differential cryptanalysis ( $$\Delta = 2^{-128}$$ ), and cryptanalysis ( $$\Lambda = 2^{-64}$$ ). …”
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  8. 68

    A two stage differential evolution algorithm for parameter estimation of proton exchange membrane fuel cell by Mohammad Aljaidi, Sunilkumar P. Agrawal, Pradeep Jangir, Sundaram B. Pandya, Anil Parmar, Arpita, Ali Fayez Alkoradees, Bhargavi Indrajit Trivedi, Mohammad Khishe

    Published 2025-02-01
    “…Most traditional parameter estimation methodologies depend on optimization algorithms which are limited in their efficiency, convergence speed, and robustness. Typically, existing algorithms fail to achieve a balance between precision and computational efficiency, leading to suboptimal modeling of the complex, nonlinear behavior of PEMFCs. …”
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  9. 69

    Time-delayed control of a nonlinear self-excited structure driven by simultaneous primary and 1:1 internal resonance: analytical and numerical investigation by Nasser. A. Saeed, Amal Ashour, Lei Hou, Jan Awrejcewicz, Faisal Z. Duraihem

    Published 2024-09-01
    “…The control strategy coupling the self-excited structure with a second-order filter, which feedback gain $ \lambda $ and control gain $ \beta $, as well as a first-order filter, which feedback gain $ \delta $ and control gain $ \gamma $. …”
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  10. 70

    Enhancing Fraud Detection in Banking With Deep Learning: Graph Neural Networks and Autoencoders for Real-Time Credit Card Fraud Prevention by Fawaz Khaled Alarfaj, Shabnam Shahzadi

    Published 2025-01-01
    “…For real-time fraud detection, we propose Graph neural network with lambda architecture while for credit card fraud detection, we use an autoencoder, validated through case studies from two banks. …”
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  11. 71

    Hydrogen Gas Blending in Gasoline GDI Engines: Combustion Analysis and Emission Control by Onawale O. Tairu, Olusegun O. Ajide, Olawale S. Ismail, Olanrewaju M. Oyewola

    Published 2025-06-01
    “…Experimental data and analytical equations were used to evaluate combustion parameters such as equivalent lambda, in-cylinder pressure, heat release rate, and ignition timing. …”
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  12. 72

    Near dipole-dipole interaction induced control of high-precision three-dimensional atom localization via probe absorption in a four-level phase-coherent atomic medium by Aniket Banerjee, Pradipta Panchadhyayee, Bibhas Kumar Dutta

    Published 2025-08-01
    “…In the present model, we mention that the maximum detection probability of the atom is found with the spatial resolution limit having localization volume nearly of the order of $$(\lambda /100)^3$$ . The efficacy of the present model is in finding its application in atom nanolithography and atom imaging, which are important for quantum information processing and technology.…”
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  13. 73

    Optimization of Aerodynamic Design of a Winged UAV Through Genetic Algorithms and Large Eddy Simulation by Mohammad Javad Ebrahimi, Mahmoud Pasandidehfard, Ali Esmaeili, Mohammad Hossein Moghimi Esfandabadi

    Published 2024-01-01
    “…The tested case is a winged UAV with a Lambda-shaped airframe design named SACCON, featuring wings with a tilt angle of 53°. …”
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  14. 74

    Application of Azolla for 2-Chlorophenol and 4-Chrorophenol Removal from Aqueous Solutions by Mohammad Ali Zazouli, Davoud Balarak, Yousef Mahdavi

    Published 2013-09-01
    “…The equilibrium time for 2-CP and 4-CP is 90 and 75, respectively. The removal efficiency of 4-CP is more than 2-CP. An increase in initial concentration of both compounds can lead to decrease of their removal efficiency. …”
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  15. 75

    Multispectral Imaging-Based System for Detecting Tissue Oxygen Saturation With Wound Segmentation for Monitoring Wound Healing by Chih-Lung Lin, Meng-Hsuan Wu, Yuan-Hao Ho, Fang-Yi Lin, Yu-Hsien Lu, Yuan-Yu Hsueh, Chia-Chen Chen

    Published 2024-01-01
    “…The TOSD system illuminated cutaneous tissues with two wavelengths of light - red (<inline-formula> <tex-math notation="LaTeX">$\mathrm {\lambda } = 660$ </tex-math></inline-formula> nm) and near-infrared (<inline-formula> <tex-math notation="LaTeX">$\mathrm {\lambda } = 880$ </tex-math></inline-formula> nm), and StO2 levels were calculated using images that were captured using a monochrome camera. …”
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  16. 76

    Gray-Level Co-Occurrence Matrix Uniformity Correction Algorithm in Positron Emission Tomographic Image: A Phantom Study by Kyuseok Kim, Youngjin Lee

    Published 2025-01-01
    “…The lambda value of the GLCM algorithm for uniformity correction of the acquired PET images was optimized in terms of energy and contrast. …”
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  17. 77

    Four-level Resonant Flying Capacitor Converter Operating under Resonance featuring Soft-Switching and Voltage Regulation capabilities by Augusto M. Medeiros, Yales R. de Novaes

    Published 2025-01-01
    “… Multilevel resonant converter topologies have been addressed to increase the power density and efficiency of step-down intermediate conversion stages, for low-voltage (LV) systems, due to the higher current demand, in addition to its inherent benefit of soft-switching capability and fixed static-gain ratio, while operating at, or above, resonance. …”
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  18. 78

    Knock Reduction Measures in the Gas Fuelled Internal Combustion Engine by S. Szwaja

    Published 2020-08-01
    “…Combustion knock intensity expressed by the maximum peak of the incylinder pressure pulsations shows a strong negative correlation with both the EGR ratio and relative equivalence ratio – lambda. With respect to a catalytic converter installed on the exhaust pipe line, applying EGR appears as better solution for knock reduction then leaning the combustible mixture because the catalytic converter needs stoichiometric mixture for effective NOx reduction. …”
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  19. 79

    Exponential Response Matrix Spectral Nodal Method for the Discrete Ordinates Neutral Particle Transport Model by Iram B. Rivas-Ortiz, Dany Sanchez-Dominguez, Susana Marrero Iglesias, Paulo Eduardo Ambrósio

    Published 2024-01-01
    “…The formulation includes a lambda parameter possible determined by the medium characteristics, e.g., the scattering ratio coefficient and/or empirical methods. …”
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  20. 80

    Optimal Load Dispatch for Hydro Power Plants. by Nkwasibwe Wilber

    Published 2023
    “…The optimization method used is the lambda method and the software used is Matlab which gives the values of load power to be generated by each generating unit.…”
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    Thesis