Adaptive pilot decontamination in multi-cell massive MIMO networks
Sign Up to like & getrecommendations! Published in 2017 at "Telecommunication Systems"
DOI: 10.1007/s11235-017-0302-7
Abstract: This paper considers the contaminated channel estimation in multicell very large multiuser multiple-input multiple-output networks. To provide desirable spectral efficiency of these systems, we propose two adaptive algorithms which their implementations do not require orthogonal… read more here.
Keywords: adaptive pilot; decontamination multi; pilot; spectral efficiency ... See more keywords
Study on Mechanical Behavior of Integrated Multi-cell Concrete-filled Steel Tubular Stub Columns Under Concentric Compression
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Civil Engineering"
DOI: 10.1007/s40999-018-0367-z
Abstract: Abstract11 integrated multi-cell concrete-filled steel tubular (CFST) stub columns were tested under concentric compression. The key factors of width-to-thickness ratio (D/t) of steel plates in column limb and prism compressive strength of concrete (fck) were… read more here.
Keywords: integrated multi; steel; columns; multi cell ... See more keywords
Crashworthiness improvements of multi-cell thin-walled tubes through lattice structure enhancements
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2021.106731
Abstract: Abstract Taking advantage of multi-cell tubes and lattice structures on improving crashworthiness performances, a novel multi-cell thin-walled tube filled with uniform and graded lattice structures is explored in this paper. The body-centered cubic lattice structure… read more here.
Keywords: multi cell; lattice; tube; structure ... See more keywords
Finite beam element with exact shape functions for torsional analysis in thin-walled single- or multi-cell box girders
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Constructional Steel Research"
DOI: 10.1016/j.jcsr.2020.106189
Abstract: Abstract In this paper, a new formulation of beam-type finite element for the non-uniform torsion of simple or continuous thin-walled single- or multi-cell box girder with open and closed cross-sections is developed, considering both torsional… read more here.
Keywords: cell box; element; single multi; multi cell ... See more keywords
Crushing and theoretical analysis of multi-cell thin-walled triangular tubes under lateral loading
Sign Up to like & getrecommendations! Published in 2017 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2017.02.027
Abstract: Abstract This paper investigates the lateral crushing behavior of multi-cell thin-walled triangular tubes using experiments. More crushing modes are found in the lateral compression experiments of the multi-cell triangular tubes. The average crushing force, Pa,… read more here.
Keywords: triangular tubes; thin walled; cell thin; walled triangular ... See more keywords
Experimental testing and numerical analysis of FDM multi-cell inserts and hybrid structures
Sign Up to like & getrecommendations! Published in 2018 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2018.04.009
Abstract: Abstract Modern transportation systems require light materials with an increased level of protection thus thin walled structures are in the focus of structural engineers. The latest developments in the field of manufacturing processes allow the… read more here.
Keywords: numerical analysis; structures experimental; multi; multi cell ... See more keywords
Parametric design of multi-cell thin-walled structures for improved crashworthiness with stable progressive buckling mode
Sign Up to like & getrecommendations! Published in 2018 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2018.06.031
Abstract: Abstract Thin-walled single and multi-cell structures are an ongoing topic of interest in the field of crashworthiness, due to their wide range of applications in automotive and aerospace industry as lightweight energy-absorbing structures in crash… read more here.
Keywords: thin walled; cross; geometry; cross sections ... See more keywords
Energy absorption properties of multi-cell thin-walled tubes with a double surface gradient
Sign Up to like & getrecommendations! Published in 2019 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2019.106386
Abstract: Abstract Multi-cell design and graded thickness are two efficient strategies for improving the mechanical behaviors of metallic thin-walled tubes. This paper combines these two strategies to present a novel multi-cell structure with a double surface… read more here.
Keywords: thin walled; cell; energy absorption; multi cell ... See more keywords
Crashworthiness analysis of corrugations reinforced multi-cell square tubes
Sign Up to like & getrecommendations! Published in 2020 at "Thin-walled Structures"
DOI: 10.1016/j.tws.2020.106708
Abstract: Abstract Multi-cell tubes are widely used as energy-absorption components in transportation field due to its high energy absorption capacity and good weight efficiency. However, with the increase of vehicle speed, people have high requirements for… read more here.
Keywords: cell square; square tubes; cell; multi cell ... See more keywords
Crashworthiness analysis of bio-inspired fractal tree-like multi-cell circular tubes under axial crushing
Sign Up to like & getrecommendations! Published in 2021 at "Thin-Walled Structures"
DOI: 10.1016/j.tws.2021.108315
Abstract: Abstract This study proposes novel bio-inspired fractal multi-cell circular (BFMC) tubes for energy absorption. The inner structures of the proposed BFMC tubes were constructed based on the fractal tree-like forms found in many biological structures… read more here.
Keywords: tree like; cell circular; multi cell;
Crashworthiness study for multi-cell composite filling structures
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Crashworthiness"
DOI: 10.1080/13588265.2017.1304169
Abstract: ABSTRACT Lightweight cellular materials such as honeycombs and foams can absorb energy efficiently, and are therefore used as filler materials in thin-walled structures. This paper aims to explore the merits of various filling fashions on… read more here.
Keywords: filling structures; cell; corner cells; multi cell ... See more keywords