Results 51 to 60 of about 115,219 (294)

On‐Surface Indigo‐Based Bimolecular Coordination Networks with Programmable Regular or Vitreous Structure

open access: yesAdvanced Functional Materials, EarlyView.
A previously unreported coordination motif stabilising single Fe atoms by indigo chelation and pyridyl coordination on Au(111) has been revealed. By using planar tritopic pyridyl linkers (TPyB), extended 2D porous networks of indigo3(TPyB)2Fe6 form. These networks can be crystalline or vitreous and offer an environment where individual coordination ...
Hongxiang Xu   +9 more
wiley   +1 more source

Collapse of an RC Building Under Construction with a Flat Slab System: Reasons, Calculations, and FE Simulations

open access: yesBuildings
The using of flat slab systems is a common structural solution for residential and commercial buildings as they are a cost-effective structural solution that simplifies and speeds up the construction phase.
Esin Ertürk Atmaca   +3 more
doaj   +1 more source

Transient slab flattening beneath Colombia

open access: yesGeophysical Research Letters, 2017
Subduction of the Nazca and Caribbean Plates beneath northwestern Colombia is seen in two distinct Wadati Benioff Zones, one associated with a flat slab to the north and one associated with normal subduction south of 5.5°N.
L. S. Wagner   +5 more
doaj   +1 more source

Punching of Concrete Flat and Foundation Slabs

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2014
This paper deals with punching of flat and foundation slabs. Te paper presents limiting values of maximum punching resistance of these slab structures with sudden and brittle mode of failure.
Fillo Ľudovít   +2 more
doaj   +1 more source

Cool Kitchen: Processing Starch and Eggshell Powder into Sustainable Coatings for Passive Daytime Cooling

open access: yesAdvanced Functional Materials, EarlyView.
A food‐grade cooling composite made from starch and recycled eggshell powder offers a scalable, ultra‐low‐cost solution for passive daytime radiative cooling. Easily prepared using basic kitchen tools, this material empowers communities, even in areas with limited infrastructure, to stay cooler during worsening summer heat waves.
Qimeng Song   +3 more
wiley   +1 more source

Concrete flat slab supported by columns [PDF]

open access: yes, 2016
Cieľom bakalárskej práce bolo, navrhnúť lokálne podopretú stropnú dosku, podľa zadania poskytnutého vedúcim práce. Pri návrhu boli použité tri, statické metódy, ktoré práca porovnávala ( metóda súčtových momentov, metóda náhradných rámov a metóda ...
Neuschl, Marcel
core   +2 more sources

Evaluation of Carbon Dioxide Emissions amongst Alternative Slab Systems during the Construction Phase in a Building Project

open access: yesApplied Sciences, 2019
Global warming is now considered to be one of the greatest challenges worldwide. International environmental agreements have been developed in response to climate change since the 1970s.
Inkwan Paik, Seunguk Na
doaj   +1 more source

Comparative Study Of Conventional Slab, Flat Slab And Grid Slab Using ETABS

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract In today’s construction, the traditional slab is mostly supported by a beam, with a small slab thickness and a large beam depth, and the weight is carried from beam to column. The flat slab allows architects to place partition walls wherever they are needed. It is widely used because it reduces weight, speeds up building, and is
Abhijit K Sawwalakhe, Prabodh D Pachpor
openaire   +1 more source

Numerical modelling of symmetric and asymmetric punching and post-punching shear responses of RC flat slabs [PDF]

open access: yes, 1997
The design and construction of civil engineering structures take into great consideration the sensitivity of such structures in the event of local failures.
Ulaeto, N, Sagaseta, Juan
core  

Friction anisotropy at Ni(100)/(100) interfaces: Molecular dynamics studies [PDF]

open access: yes, 2002
The friction of surfaces moving relative to each other must derive from the atomic interaction at interfaces. However, recent experiments bring into question the fundamental understanding of this phenomenon.
Cheng, Yang-Tse   +3 more
core   +1 more source

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