Results 81 to 90 of about 169,357 (237)

Characteristics of compressive bearing capacity and resistance to foundation freeze-thaw of the isolation helical pile

open access: yesYantu gongcheng xuebao
Based on the isolation helical piles designed to resist vertical loads and eliminate the effects of freeze-thaw of foundation, the characteristics of force evolution, load transfer, and foundation response of two typical types of helical piles (S/D < S ...
LI Xuyong 1, YANG Zhongping 1, 2, 3, LIU Gang 1, 3, LI Yonghua 1, ZHANG Yiming 1
doaj   +1 more source

Optical Signature of Moiré Superlattices Formed by Twisted SrTiO3 Membranes

open access: yesAdvanced Functional Materials, EarlyView.
We discover optical signatures from bonded interfaces in twisted SrTiO3 moiré superlattices, including low‐frequency Raman vibrational modes and strong second‐harmonic generation, consistent with strong interlayer coupling inferred from cross‐sectional electron microscopy and ab initio calculations. ABSTRACT Moiré superlattices formed at the interfaces
T. A. M. Ragib Shahriar   +13 more
wiley   +1 more source

Bearing capacity analysis of helical pile foundation on peat

open access: yesMATEC Web of Conferences, 2018
Peat is a kind of soil with a very low bearing capacity and high compressibility. Generally, a building construction on peat is done by using a wooden pile foundation.
Fatnanta Ferry, Ongko Andarsin
doaj   +1 more source

From Photoalignment to Structured Light: Liquid Crystal Platforms for Beam Shaping and Complex Wavefronts

open access: yesAdvanced Functional Materials, EarlyView.
Photoaligned and photopatterned liquid crystal platforms provide programmable control of optical phase, polarization, and spin‐orbit interactions, enabling compact generation of structured light and complex wavefronts. This review highlights how tailored molecular orientations transform simple beams into designed optical fields, opening versatile ...
Le Zhou   +6 more
wiley   +1 more source

Helical Pile Foundation Guide for Bridge Structures_TR-800 [PDF]

open access: yes, 2023
This project investigated helical pile foundation implementation for bridges, resulting in this design and construction guide. The simplicity and speed of helical pile installation, along with the ability to work within areas of limited size with smaller,

core  

Biodegradable and Biocompatible Functional Polymers for Biomedical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han   +5 more
wiley   +1 more source

Large-Scale Experimental Investigation of the Performance of Helical Piles Under Cyclic Lateral Loading in Dense Sand

open access: yesBuildings
Helical piles are increasingly used in foundation engineering due to their rapid installation, economic advantages, and superior structural performance. Their applicability to various soil conditions has led to widespread use in both onshore and offshore
Akin Gokgoz   +2 more
doaj   +1 more source

Nanoscale Spatial Tuning of Superconductivity in Cuprate Thin Films via Direct Laser Writing

open access: yesAdvanced Functional Materials, EarlyView.
Maskless direct laser writing enables local control of oxygen stoichiometry in epitaxial YBCO thin films under ambient conditions. Sub‐micrometer grayscale patterns with tunable optical response and superconducting transport properties are achieved.
Irene Biancardi   +11 more
wiley   +1 more source

THE SHEAR BEHAVIOUR OF THE REINFORCED CONCRETE FOUR-PILE CAPS

open access: yes, 2009
There has been a consistent discrepancy between UK design standards BS5400 and BS8110 in the prediction of the shear capacity of 2-way spanning reinforced concrete pile caps from bending theory-based empirical design formulae.
Cao, Jing
core   +1 more source

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

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