Results 61 to 70 of about 13,692 (233)

The behaviour of exterior beam-column joints

open access: yesBulletin of the New Zealand Society for Earthquake Engineering, 1981
Analytical models for the design of column-beam joints in earthquake resisting multistorey frames, largely developed in New Zealand, are reviewed. These models were based on evidence obtained from the study of interior joints. To verify the applicability of such models also to exterior beam-column joints, where a better anchorage for the beam ...
T. Paulay, A. Scarpas
openaire   +2 more sources

Review of the Structural Performance of Beams and Beam–Column Joints with Openings

open access: yesCivilEng, 2023
The need for openings in RC structures has increased, but their presence significantly affects the performance and strength of the structures. While small openings can be managed with additional reinforcement, dealing with large openings in reinforced or pre-stressed concrete members is challenging due to the lack of technical information and specific ...
Narek Galustanian   +4 more
openaire   +2 more sources

Fire performance of blind bolted composite beam to column joints [PDF]

open access: yes, 2017
Blind bolts can be used to connect steel beams to concrete filled steel tubular (CFST) columns, and the obtained composite joints have relatively high initial stiffness, flexural resistance, and ductility at ambient temperature.
Han, Lin-Hai   +4 more
core   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Experimental and numerical analysis of the cyclic behaviour of RC beam-column connections with plain reinforcing bars [PDF]

open access: yes, 2012
The information available in the literature about the cyclic behaviour of reinforced concrete elements with plain reinforcing bars is scarce. As a consequence, the influence of bar slippage in elements with plain bars is not yet comprehensively ...
Costa, A.   +3 more
core   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

Mechanical behaviour of PVC-CFRP confined concrete column with RC beam joint subjected to axial load

open access: yesGrađevinar, 2020
An experimental investigation on failure mode, ultimate strength, strain variation, and load-displacement curves of PVC-CFRP confined concrete column with reinforced concrete (RC) beam joint (PCRBJ) subjected to axial load was conducted in this study ...
Feng Yu   +4 more
doaj   +1 more source

Deficient reinforced concrete beam-column joint strengthening [PDF]

open access: yes, 2018
Structural buildings in seismic prone area, the required energy dissipation of strong column-weak beam especially for reinforced concrete frame structures is achievably through adequate beam-column joint strengthening connection in order to have high ...
Mohammed, Kachalla, Kareem, Shatha Sahib
core  

Deep Learning Inverse Design of Phase‐Change Reconfigurable Terahertz Metadevices for Multidimensional Secure Communication

open access: yesAdvanced Materials, EarlyView.
A deep learning inverse‐design framework is established to create versatile reconfigurable terahertz metadevices. By synergizing deep learning with phase‐change materials, this approach enables on‐demand customization of multidimensional electromagnetic responses.
Yisheng Dong   +11 more
wiley   +1 more source

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