Results 171 to 180 of about 1,970 (307)

Geopolymers as a Sustainable Chemical Platform: From Building Materials to Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
Geopolymers are presented as a chemically programmable platform whose properties emerge from activation chemistry, nanoscale disorder, and interfacial design. The review highlights sustainability challenges, the shift toward nanoengineered and hybrid systems, and the rise of halloysite‐based architectures enabling tunable structures across scales for ...
Martina Maria Calvino   +4 more
wiley   +1 more source

Moulding Characteristics of Natural Moulding Sand Received from M/S Model Foundry, Madras-32.

open access: yes, 1968
This investigation was undertaken to study the moulding characteristics of sand received from M/S Model Foundry, Guindy, Madras-32. The sand, as received was dull brown in colour.
Vijayanarayanan , K S   +2 more
core  

Posidonia oceanica Leaves as a Natural Filler for Poly(Butylene Succinate‐Co‐Adipate) Composites: Characterization and Biodegradation Assessment in Seawater

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
This study shows that incorporating 5–10 wt.% Posidonia oceanica, with or without micro‐talc, in PBSA preserves thermal stability, modifying crystallization behavior, and maintains good filler dispersion and interfacial adhesion. Mechanical properties are moderately stiffened.
Chiara Pedrotti   +8 more
wiley   +1 more source

Amidst (waste) abundance: world‐making and struggles in hosting a municipal landfill in the Bolivian lowlands Au milieu de l'abondance (de déchets) : fabrication du monde et luttes liées à la gestion d'une décharge municipale dans les basses terres de Bolivie

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
In recent decades, solid waste has proliferated worldwide, becoming a pressing global issue. This article explores the role of Indigenous people dwelling within and upon emerging waste scenarios, with a specific focus on involved forms of sociality and ontological contestation. Drawing on the case of a municipal landfill sited on a Guarani community in
Vanesa Martín Galán
wiley   +1 more source

On the New Moulding Sand Tester

open access: yesTHE JOURNAL OF THE JAPAN FOUNDRYMEN'S SOCIETY, 1951
Kinoshita, Toshihiro, Ogata, Michio
openaire   +1 more source

Mould filling observations of aluminium melts in vacuum-sealed sand moulds

open access: yes, 1999
In order to clarify how the ingate system design influences the mould filling behaviour of aluminium melts in vertically parted vacuum-sealed moulds, some direct observation experiments have been made. A detailed study of how the design of each component in the ingate system affects the mould filling behaviour has been made.
Bäckman, Jonas   +2 more
openaire   +1 more source

Moulding characteristics of sand sample no.BTL-16 (Natural Moulding Sand) received from the Department of Industries, Government of Punjab

open access: yes, 1970
The sand sample no. BTL-16 was received from the Director, Department of Industries, Govt. of Punjab to assess its suitability as a foundry moulding material. The sand sample is reported to have been collected from the source Kothi Quadirabad.
Rao, G N, Verma, M N P, Arora, R C
core  

‘From the Fields Into the Bars’: The Story of Israel's First Transgender Novel, The Cut (1977)

open access: yesGender &History, EarlyView.
ABSTRACT In 1977, an Israeli transgender woman, Judy Spotheim, published an autobiographical novel entitled The Cut. It describes the emergence of a trans community in the commercial‐sex areas of Tel Aviv‐Jaffa, hoping to humanise trans women (coccinelles). This article is the first to study the novel and present a biography of Spotheim.
Gil Engelstein, Iris Rachamimov
wiley   +1 more source

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