Results 41 to 50 of about 310,444 (270)

Analysis of timber as sustainable material for construction [PDF]

open access: yes, 2014
Comunicació presentada a IN-TECH 2014 International Conference on Innovative Technologies (Leiria, Portugal 10-13, september 2014).Facing the climate change scenario, professionals and technicians of civil engineering and architecture are searching for ...
Braulio-Gonzalo, Marta   +2 more
core  

‘Plumb line scribe’: using multimedia to preserve traditional craft skills [PDF]

open access: yes, 2013
The skills required in craft practice involve a high degree of tacit knowledge which is frequently difficult for the craft expert to articulate. N.
Lassen, Ulrik Hjort, Wood, Nicola
core   +1 more source

Midbrain PAG Astrocytes Modulate Mouse Defensive and Panic‐Like Behaviors

open access: yesAdvanced Science, EarlyView.
Astrocytes in the midbrain periaqueductal gray (PAG) dynamically encode threat intensity and shape defensive action selection in mice. Real‐time Ca2+ imaging reveals robust astrocytic activation during predator odor and CO2 exposure. Aberrant astrocytic Ca2+ overactivation disrupts goal‐directed escape, biases behavior toward freezing, and induces ...
Ellane Barcelon   +10 more
wiley   +1 more source

Multi–scale modelling of timber–frame structures under seismic loads [PDF]

open access: yes, 2013
This paper introduces a versatile hysteretic constitutive law, developed for various joints with steel fasteners commonly used in timber structures (nails, screws, staples, 3D connectors of bracket type, punched plates). Compared to previous
Baroth, Juliene   +3 more
core  

Enhancing the Ultrasonic Welding of Wood Using 3D Printed Lignin Energy Directors

open access: yesAdvanced Science, EarlyView.
Sustainable manufacturing for lightweight structures using ecofriendly materials will be key to reducing material consumption and lowering carbon footprints. Here, an approach is presented to weld wood using ultrasonic vibrations with material at the joint interface to direct energy.
Muhamad Amani   +6 more
wiley   +1 more source

Riverside One, Middlesbrough [PDF]

open access: yes, 2011
Riverside One is an apartment block in Middlesbrough built as part of the regeneration of the former industrial Middlehaven Docks. The brief for the building was to deliver a highly sustainable, landmark housing project exceeding Eco Homes ‘Excellent ...
Griffiths, S., Griffiths, S.
core  

Data‐Driven Printability Modeling of Hydrogels for Precise Direct Ink Writing Based on Rheological Properties

open access: yesAdvanced Science, EarlyView.
A predictive model for 3D printability is developed by integrating rheological analysis, including the Large Amplitude Oscillatory Shear (LAOS) test, with machine learning. With prediction errors under 10%, the model shows that post‐extrusion recovery controls horizontal printability, while high‐strain‐rate nozzle flow dictates vertical printability ...
Eun Hui Jeong   +7 more
wiley   +1 more source

Evaluation of lighting conditions in portable classrooms and analysis for alternative daylighting systems [PDF]

open access: yes, 2017
Lighting conditions in multiple classrooms in central Texas were assessed, and the feasibility of improving portable classroom daylighting via alternative daylighting systems was also evaluated.
Zhang, Yan, M.S. in Engineering
core   +1 more source

Soybean Auxin Transporter PIN3 Regulates Nitrate Acquisition to Improve Nitrogen Use and Seed Traits

open access: yesAdvanced Science, EarlyView.
Xu et al. discovers that switching off auxin transporters in soybean, PIN3a and PIN3b, disrupts auxin flow; this triggers ARF‐STF3/4 signal cascade to activate the nitrate importer NPF2.13 and soil nitrogen acquisition. Multi‐year field trials show edited soybeans maintain yield with higher oil content, offering a potential genetic route to improve ...
Huifang Xu   +16 more
wiley   +1 more source

Seismic Performance of Light Wood Shear Wall Infilled Timber Frame Structures with Openings

open access: yesBioResources
To study the seismic performance of wood frame structures filled with light wood shear walls, three full-size single-layer single span wooden frame structures with infill walls were designed and manufactured.
Deshan Yang, Zhongfan Chen
doaj   +2 more sources

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