Results 31 to 40 of about 7,499,052 (264)

Multiband Asymmetric Biconical Dipole Antenna with Distributed Surface Impedance and Arbitrary Excitation

East European Journal of Physics
A numerical-analytical solution of a problem concerning the current distribution and input characteristics of asymmetric biconical dipole with distributed surface impedance and arbitrary excitation and derived in the thin-wire approximation.
Mikhail V. Nesterenko, Victor A. Katrich, Svetlana V. Pshenichnaya   +2 more
doaj   +1 more source

Evaluation of net anthropogenic nitrogen inputs in the Three Gorges Reservoir Area

Ecological Indicators, 2022
Excessive nitrogen input caused by human activities is an important factor threatening regional water security and economic development. In this study, net anthropogenic nitrogen input has offered an advantage in evaluating nitrogen input’s temporal and ...
Zhen Wang, Yunqi Wang, Xuekun Ding, Yujie Wang, Zhiyi Yan, Shuhui Wang   +5 more
doaj   +1 more source

Statistical characteristics of queue with fractional Brownian motion input

, 2015
The factional Brownian motion has attracted significant attention because it accurately represents Internet traffic characteristics and is amenable to analysis.
Zukerman, M., Chen, J., Addie, R. G., Bhatia, H. S.   +3 more
core   +1 more source

Input Characteristics of Electrically Thin Dipole with Variable Radius Along Antenna Length

East European Journal of Physics
An approximate analytical solution to the problem of radiation (diffraction) of electromagnetic waves by dipole (monopole) with variable radius along antenna length is presented.
Mikhail V. Nesterenko, Oleksandr M. Dumin, Yurii V. Arkusha   +2 more
doaj   +1 more source

Modified Two-Channel LLC Resonant Converter With Optimal Efficiency for Wide Input Voltage Applications

IEEE Access, 2023
A modified two-channel LLC resonant converter with optimal efficiency for wide input voltage applications. The converter has the same voltage gain and power handing ability as conventional full-bridge (FB) resonant converter, but the hardware cost is ...
Linlin Pi
doaj   +1 more source

Radiation of Electromagnetic Waves by Regular and Biconical Dipoles with Variable Distributed Surface Impedance and Arbitrary Excitation

East European Journal of Physics
An approximate analytical solution of a problem concerning the radiation of electromagnetic waves by regular and biconical dipoles with constant and variable complex distributed surface impedance and arbitrary excitation is derived.
Mikhail V. Nesterenko, Victor A. Katrich, Yurii V. Arkusha, Vladimir V. Katrich   +3 more
doaj   +1 more source

Comparison of pulse propagation and gain saturation characteristics among different input pulse shapes in semiconductor optical amplifiers [PDF]

, 2016
This paper presents the pulse propagation and gain saturation characteristics for different input optical pulse shapes with different energy levels in semiconductor optical amplifiers (SOAs).
Barua, S., Razaghi, Mohammad, M Razaghi (9864740), Das, Narottam K, Nordholm, Sven, Barua, Suchi, Narottam Das (9790775), S Nordholm (9864737), Das, N., Das, Narottam, Razaghi, M., S Barua (9864734)   +11 more
core   +1 more source

Input-output variables.

, 2022
Input-output variables.
Kai He (157282), Nan Zhu (1815709)
core   +1 more source

Reducing Influence of Hardware of Communication Station on Characteristics of Asymmetric Biconical Dipole Using Magneto-Dielectric Substrate on Finite-Size Metal Screen

East European Journal of Physics
Based on the approximate analytical solution previously obtained by the authors to the problem of excitation (radiation, scattering) of electromagnetic waves by an asymmetric biconical dipole with distributed surface impedance (constant and variable) in ...
Mikhail V. Nesterenko, Victor A. Katrich, Svetlana V. Pshenichnaya, Sergey А. Pogarsky   +3 more
doaj   +1 more source

Straw input can parallelly influence the bacterial and chemical characteristics of maize rhizosphere

Environmental Pollutants & Bioavailability, 2020
The effects of straw input, including three strategies: chopped straw, straw-derived compost and biochar, on bacterial communities and chemical composition in maize rhizosphere were investigated according to a three-year field experiment.
Rong Li, Jun Liu, Jiani Li, Caixia Sun
doaj   +1 more source