Results 81 to 90 of about 688,211 (235)

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Mechanical and Deformation Response of WJ-8B Rail Fastener Under Cyclic Lateral Loading

open access: yesBuildings
The mechanical performance of rail fasteners plays a crucial role in the track–structure interaction of high-speed railways. A reasonable lateral stiffness of the fastener system can enhance the stability and safety of train operation and prevent ...
Fengyu Zhang   +3 more
doaj   +1 more source

High-quality quantum point contact in two-dimensional GaAs (311)A hole system

open access: yes, 2008
We studied ballistic transport across a quantum point contact (QPC) defined in a high-quality, GaAs (311)A two-dimensional (2D) hole system using shallow etching and top-gating. The QPC conductance exhibits up to 11 quantized plateaus.
Petta, J. R., Shabani, J., Shayegan, M.
core   +1 more source

Correlation between the golden ratio and nanowire transistor performance [PDF]

open access: yes, 2018
An observation was made in this research regarding the fact that the signatures of isotropic charge distributions in silicon nanowire transistors (NWT) displayed identical characteristics to the golden ratio (Phi).
Al-Ameri, Talib
core   +1 more source

EBSD Study of Creep‐Induced Lattice Misorientation in MgO‐Particle‐Reinforced Austenitic Steel Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Creep experiments at 900°C on coarse‐grained steel‐ceramic composites containing recycled magnesia reveal that higher ceramic volume fractions significantly enhance the creep resistance. Detailed EBSD investigations identify subgrain formation in the steel matrix as the dominant deformation mechanism.
Moritz Müller   +6 more
wiley   +1 more source

Modelling and Assessment of a Single Pile Subjected to Lateral Load

open access: yesStudia Geotechnica et Mechanica, 2018
A three-dimensional finite element technique was used to analyse single pile lateral response subjected to pure lateral load. The main objective of this study is to assess the influence of the pile slenderness ratio on the lateral behaviour of single ...
Abbas Jasim M.   +2 more
doaj   +1 more source

Lateral resistance of plybamboo wall-panels

open access: yesHeron, 2003
This paper deals with the experimental and theoretical behavior of plybamboo (kind of plywood made out of bamboo) wall-panels subjected to lateral load. The wall-panels are part of a house design method proposed in the author's PhD thesis for prefabricated social housing in developing countries.
Gonzalez Beltran, G.E.   +4 more
openaire   +2 more sources

Investigation of Thermo‐Chemical Processes in Commercial MgO‐C Refractory Bricks With and Without MgO‐C Recyclate at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates thermo‐chemical processes during high‐temperature testing of two commercial MgO‐C brick grades, one containing 47.5 wt.% MgO‐C recyclate. Using ETV, DTA/TG‐MS, XRD, and SEM/EDS/EBSD, mechanisms such as carbothermal reduction of magnesia, impurity incorporation into the secondary MgO surface layer, and calcium‐rich phase ...
Alexander Schramm   +6 more
wiley   +1 more source

Seismic Behaviour of Reinforced Concrete Slit Shear Walls Energy Dissipators

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2010
The types of slit walls energy dissipators, from monolith or precast reinforced concrete, proposed by researchers and the seismic behaviour of these types of walls are described.
Sergiu Băetu, I. Ciongradi
doaj  

Experimental study on lateral instability of submarine pipelines in sandy seabed

open access: yesYou-qi chuyun
Objective In complex and unpredictable marine settings, submarine pipelines laid in sandy seabeds are susceptible to lateral instability. Nonetheless, the reasons behind this remain ambiguous.
Shun LU   +4 more
doaj   +1 more source

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