Results 141 to 150 of about 62,934 (293)

Identity Play: Middle School Youths' Provisional Self‐Making in Horizon‐Expanding STEM Spaces

open access: yesScience Education, EarlyView.
ABSTRACT This study introduces identity play as an analytic construct for science education to explore improvisational dimensions of middle school students' STEM identity development in multiple out‐of‐school learning experiences focused on environmental problem‐solving.
Heidi B. Carlone, Alison K. Mercier
wiley   +1 more source

COMPARATIVE EVALUATION OF BONDING STRENGTH BETWEEN METAL CERAMIC AND ALL CERAMIC CROWN CEMENTED ON IMPLANT ABUTMENT LUTED WITH RESIN CEMENT

open access: gold, 2022
Utpalendu Biswas   +5 more
openalex   +1 more source

Beyond Supply and Demand: The Moral Economy of Price Formation in Slab City

open access: yesEconomic Anthropology, EarlyView.
ABSTRACT This article investigates the unique economic practices of Slab City, California, an off‐grid community that rejects mainstream US values. Despite operating within the broader US economic system, Slab City residents have developed alternative forms of exchange, using cigarettes and cannabis alongside US dollars.
Bailey C. Hauswurz
wiley   +1 more source

Early use of the reinforced concrete in the architecture of the Historicism in Austria–Hungary

open access: yesStructural Concrete, EarlyView.
Abstract The study examines the early incorporation of reinforced concrete in the architecture of Historicism in Austria–Hungary. Spanning the late 19th to early 20th centuries, the research illuminates the period's stylistic pluralism and the transformative impact of reinforced concrete.
Éva Lovra, Zoltán Bereczki
wiley   +1 more source

Automatic pump Patent [PDF]

open access: yes, 1968
Automatically reciprocating, high pressure pump for use in spacecraft cryogenic ...
Wilson, R. E.
core   +1 more source

Strip loading in reinforced concrete: Mechanical modeling and experimental validation

open access: yesStructural Concrete, EarlyView.
Abstract Strip loading of reinforced concrete is a common problem in engineering practice. The concrete compressive strength at the load introduction can be several times higher than the uniaxial concrete compressive strength, which can be attributed to geometrical and passive confining stresses caused by load dispersion and reinforcement, respectively.
Fabian Morger   +2 more
wiley   +1 more source

One abutment, one time [PDF]

open access: bronze, 2018
Sunyoung Ma   +4 more
openalex   +1 more source

An experimental investigation of retro-reinforced clay brick arches

open access: yes, 2010
This paper describes the laboratory testing of eight 2.95m span segmental profile clay brick arches. Seven of the arches were strengthened with longitudinal intrados (soffit) reinforcement; the eighth was left unreinforced as an experimental control ...
Ashour, AF, Chen, Y, Garrity, SW
core  

Landing pad assembly for aerospace vehicles Patent [PDF]

open access: yes, 1965
Landing pad assembly for aerospace ...
Blumrich, J. F.
core   +1 more source

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