Results 121 to 130 of about 455,439 (302)

Behavior of Different Corrosion Ratio RC Beams under Fatigue and Monotonic Loads

open access: yes, 2010
This paper present results and discussions on an experiment study on the impact of corrosion ratio to the RC beams under fatigue and monotonic loads. Seven reinforced beams with the same steel type, concrete cover, steel diameter and ratio were test. The
Lei Wang, Ai Ping Yu, Bao Chen Liu
core   +1 more source

Origin of Enhanced Efficiency and Reduced Roll‐Off in Organic Light‐Emitting Diodes Based on Pt(II) Complexes

open access: yesAdvanced Science, EarlyView.
Controlled Pt–Pt fine structure in square‐planar Pt(II) complexes governs metal–metal‐to‐ligand charge‐transfer (MMLCT) state formation, exciton dynamics, and organic light‐emitting diode performance. Short Pt–Pt contacts in Pt(fppz)2 enable coherent metal–metal coupling, sub‐microsecond emission and an external quantum efficiency of 29%, whereas ...
Atul Shukla   +15 more
wiley   +1 more source

Coupled flexural - shear retrofitting of RC beams using CFRP straps

open access: yes, 2006
Coupled flexural - shear retrofitting of RC beams using CFRP ...
R Al-Mahaidi (13734283)   +1 more
core  

Effect of CFRP Thickness on Load-Carrying Capacities and Failure Modes of Strengthened RC Beams

open access: yes, 2011
The effect of thickness of externally bonded carbon fiber laminate (CFRP) on load-carrying capacity and failure modes was analyzed for the strengthened reinforced concrete (RC) beams under bending load. According to the balance equations of applied force
Mao Sheng Li, Guo Wen Yao, Shi Ya Li
core   +1 more source

Advances in Se Wide‐Bandgap Photovoltaics and TexSe1‐x SWIR Photodiodes

open access: yesAdvanced Science, EarlyView.
In this review, fundamental properties and current challenges in Se photovoltaics (PVs) for tandem and indoor PVs and TexSe1‐x alloys for short wave infrared photodiodes are discussed. A case is made for the practicality of elemental chalcogenide optoelectronics, and a pathway toward resolving the key challenges in these respective technologies is ...
Adam D. Alfieri, Deep Jariwala
wiley   +1 more source

Observation of Magnetic‐Anisotropy Crossover and High‐Temperature Skyrmions in the Dirac Magnet Fe3Ge with a Distorted Kagome Lattice

open access: yesAdvanced Science, EarlyView.
A temperature‐driven magnetic anisotropy crossover is revealed in the Dirac kagome magnet Fe3Ge with a distorted kagome lattice. The transition from easy‐plane to easy‐axis magnetic anisotropy stabilizes robust Bloch‐type skyrmions over an exceptionally wide temperature window of 375–650 K.
Yalei Huang   +15 more
wiley   +1 more source

Disorder Driven Anisotropic Nonlinear Hall Effect in the Kagome Metal YbCo6Ge6 at Room Temperature

open access: yesAdvanced Science, EarlyView.
The intrinsic structural disorder and short‐range correlated motifs in the kagome metal YbCo6Ge6 constitute the primary mechanism for a robust and anisotropic nonlinear Hall effect (NLHE). This effect is sustained across a wide temperature range, achieving a nonlinear responsivity of up to ∼4.5 × 10−3 m/V at 70 K, higher than known disordered and ...
Qurat Ul Ain   +11 more
wiley   +1 more source

Hybrid Composite Plates (HCP) for shear strengthening of RC beams [PDF]

open access: yes, 2013
The potential of a hybrid composite plate (HCP) for the strengthening of reinforced concrete (RC) deep beams is evaluated. HCP are composed of a CFRP sheet that is glued to the external surface of a thin plate made of strain hardening cementitious ...
Barros, Joaquim A. O.   +2 more
core   +2 more sources

Behavior of Reinforced Concrete Beams with Openings: A Review

open access: yesEmerging Technologies and Engineering Journal
This paper reviews the effects of openings in reinforced concrete (RC) beams and their effects on the RC beams' ability to bear loads. RC beams may have openings due to the advancement of construction techniques and the rise of supplies and requirements ...
Omer Mahmood Haji Ahmed, Wrya Abdullah
doaj   +1 more source

Progressive Collapse Analysis of RC Beams

open access: yesIOSR Journal of Mechanical and Civil Engineering, 2013
This paper investigates the nonlinear static analysis for studying the behavior of Progressive failure of RC beams. Nonlinear static analysis is strongly influenced by basic inputs like stress-strain relationship of constitutive materials, P-M yield interaction and moment rotation capacity of members.
openaire   +1 more source

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