Results 81 to 90 of about 2,247 (221)

The power of ionic movements in plants

open access: yesNew Phytologist, Volume 249, Issue 5, Page 2232-2240, March 2026.
Summary The movement of ion‐driven electrogenic events known as plant action potentials in the Venus flytrap Dionaea muscipula has first been recognized in Darwin's time. Besides electrophysiological techniques making use of current‐ and voltage‐recording electrodes, today an ever‐growing spectrum of tools has become available, that report online ...
Rainer Hedrich, Ines Kreuzer
wiley   +1 more source

Design of prestressed bridge structure [PDF]

open access: yes, 2014
Diplomová práce se zabývá návrhem silničního mostu přes Husí potok v Hladkých Životicích. Nosná konstrukce mostu je navržena ve třech variantách, z nichž je vybrána varianta dodatečně předpjaté desky.
Otáhal, Ondřej
core  

Towards the “ultimate earthquake-proof” building: Development of an integrated low-damage system [PDF]

open access: yes, 2015
The 2010–2011 Canterbury earthquake sequence has highlighted the severe mismatch between societal expectations over the reality of seismic performance of modern buildings.
A Baird   +34 more
core   +1 more source

Structural Behaviour of Strengthened Timber Beams With Fibre‐Reinforced Polymer (FRP) and Steel: A Review

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This paper provides a focused review of the studies on short‐term flexural performance, creep behaviour and blast responses of timber beams reinforced with three strengthening methods: external reinforcement (ER), near‐surface mounted (NSM) and glued‐in (GI) methods.
Hassan Abedi Sarvestani   +4 more
wiley   +1 more source

Development and construction technology of high pre-tightening force stress uniform anchor cable

open access: yesMeitan kexue jishu
As one of the key parameters of roadway support, preload plays a decisive role in active support, and studies at home and abroad have shown that improving preload can effectively control roadway deformation and reduce the occurrence of roofing accidents.
Junling HOU   +7 more
doaj   +1 more source

Analysis on Application Effect of Prestressed Anchor Cable in Large Span Tunnel

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Safety is the top priority during the construction process, the construction risk increases sharply with the increase of section size. Bifurcated tunnel structure is adopted in the entrance portal section of Bibanpo tunnel. The span of transition section reaches 25.79m (type A) and 22.11mm (type B), To ensure safety, a new ...
Ke Li, Xinghong Jiang
openaire   +1 more source

Analysis of Structural Deformation Control Schemes and Sensitivity Parameters for Deep Excavation in Urban Core Areas

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Controlling deformation is of paramount importance during deep excavation in urban core areas, particularly deep excavation adjacent to high‐rise structures. This study proposes three support schemes; retaining piles + internal bracing (RPIB, Scheme A), double‐row piles (DRP, Scheme B), and pile‐anchor system (PAS, Scheme C) on a deep excavation near a
Xiaohui Xie   +6 more
wiley   +1 more source

Experimental study on internal monitoring structure of a new prestressed anchor cable

open access: yesYantu gongcheng xuebao, 2020
On account of their difficult internal stress monitoring, a new type of internal stress monitoring structure for pre-stressed anchor cables is developed and then tested by the destructive tension tests and the repeated tension tests under multi-levelload.
SUN Yan-peng 1, 2, LING Yong-yu 2, LIN Xing-chao 2, ZHAO Yu-fei 2, AN Xin-zan 2, YIN Tao 2
doaj   +1 more source

Post-buckling behaviour of prestressed steel stayed columns [PDF]

open access: yes, 2008
Imperial Users ...
Saito, Daisuke, Saito, Daisuke
core  

Seismic Analysis of the Superlong Base‐Isolated Structure Under Multidimensional and Multisupport Excitations

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This study utilizes synthetic ground motions to analyze the seismic response of superlong base‐isolated structures, with a focus on their multidimensional, spatially varying, and nonstationary characteristics under actual earthquake conditions. A classic power spectrum model combined with a trigonometric series method is adopted to generate spatially ...
Zheng Li   +3 more
wiley   +1 more source

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