Results 21 to 30 of about 274,938 (293)

Energy and position resolution of a CdZnTe gamma-ray detector with orthogonal coplanar anodes [PDF]

open access: yes, 1999
We report on the simulation, construction and performance of prototype CZT imaging detectors employing orthogonal coplanar anodes. These detectors employ a novel electrode geometry with non-collecting anode strips in 1D and collecting anode pixels ...
Dufour, Pierre C   +7 more
core   +2 more sources

Data set of multi-objective optimization of diesel engine parameters

open access: yesData in Brief, 2019
This data article presents the experimental data set on the optimization of four important parameters which are type of blending fuel, blending ratio, compression ratio and injection timing for four objective functions namely higher brake thermal ...
R. Sathish Kumar, K. Sureshkumar
doaj   +1 more source

Comparative Study of Optimization Models for Evaluation of EDM Process Parameters on Ti-6Al-4V

open access: yesModelling, 2021
In this paper, different optimization techniques such as multi-objective optimization based on ratio analysis, the -nD angle, information divergence and multi-angle optimization methods were considered for comparative study in order to check their ...
JagadeeswaraRao Maddu   +3 more
doaj   +1 more source

Orthogonal Genetic Algorithm for Planar Thinned Array Designs

open access: yesInternational Journal of Antennas and Propagation, 2012
An orthogonal genetic algorithm (OGA) is applied to optimize the planar thinned array with a minimum peak sidelobe level. The method is a genetic algorithm based on orthogonal design.
Li Zhang   +3 more
doaj   +1 more source

Efficient decoupling schemes with bounded controls based on Eulerian orthogonal arrays [PDF]

open access: yes, 2004
The task of decoupling, i.e., removing unwanted interactions in a system Hamiltonian and/or couplings with an environment (decoherence), plays an important role in controlling quantum systems.
A. S. Hedayat   +5 more
core   +2 more sources

Space temporal interference cancellation using TDL array antenna and waveform based OMF for IR-UWB systems

open access: yesICT Express, 2015
This paper provides a space temporal interference cancellation method for ultra wide-band (UWB) communication systems based on combination of tapped delay line array antenna and orthogonal matched filter.
Takumi Kobayashi   +3 more
doaj   +1 more source

Four-element ultrawideband textile cross array for dual-spatial and dual-polarization diversity [PDF]

open access: yes, 2017
The emergence of miniaturized flexible electronics enables on-duty first responders to collect biometrical and environmental data through multiple on-body sensors, integrated into their clothing. However, gathering these life-saving data would be useless
Castel, Thijs   +4 more
core   +2 more sources

Constructions of augmented orthogonal arrays [PDF]

open access: yesJournal of Combinatorial Designs, 2018
AbstractAugmented orthogonal arrays (AOAs) were introduced by Stinson, who showed the equivalence between ideal ramp schemes and AOAs (Discrete Math. 341 (2018), 299–307). In this paper, we show that there is an AOAif and only if there is an OAwhich can be partitioned intosubarrays, each being an OA, and that there is a linear AOAif and only if there ...
Xin Wang, Lijun Ji, Yun Li, Miao Liang
openaire   +3 more sources

Orthogonal Chirp Coded Excitation in a Capacitive Micro-machined Ultrasonic Transducer Array for Ultrasound Imaging: A Feasibility Study

open access: yesSensors, 2019
It has been reported that the frequency bandwidth of capacitive micro-machined ultrasonic transducers (CMUTs) is relatively broader than that of other ceramic-based conventional ultrasonic transducers.
Bae-Hyung Kim   +2 more
doaj   +1 more source

Tensor coaxial calibration of magnetic sensor array

open access: yesXibei Gongye Daxue Xuebao, 2022
In order to effectively solve the influence of the magnetic sensor array error caused by axial inconsistency on the measurement accuracy, an array composed of four fluxgate sensors is built by using the Euler rotation matrix, and the consistency ...
LEI Yiqin   +4 more
doaj   +1 more source

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