Results 61 to 70 of about 106,818 (251)

Briquetting of Poplar Wood from Short Rotation Coppice—The Effects of Moisture Content and Hammer Mill Screen Size

open access: yesEnergies, 2023
Studies on the use of biomass from short rotation coppices for briquette production as a sustainable biofuel have been scarce in the literature. This study investigated the effects of two process variables, hammer mill screen size at three levels (5.3 ...
Okey Francis Obi, Ralf Pecenka
doaj   +1 more source

The Challenge of Die Filling in Rotary Presses—A Systematic Study of Material Properties and Process Parameters

open access: yesPharmaceutics, 2020
For the efficient and safe production of pharmaceutical tablets, a deep process understanding is of high importance. An essential process step during tableting is the die filling, as it is responsible for a consistent tablet weight and drug content ...
Ann Kathrin Schomberg   +2 more
doaj   +1 more source

Density and Urban Resilience, Cross-Section Analysis in an Iranian Metropolis Context

open access: yesUrban Science, 2023
While there is a large body of research on sustainable development and urban resilience, the interaction between urban densification and urban resilience remains understudied.
Alireza Dehghani   +2 more
doaj   +1 more source

A new powder encapsulation method and its implications on densification by hot isostatic pressing [PDF]

open access: yes, 1993
Hot isostatic pressing is now an accepted material processing technique for the consolidation of metal powders to near-net-shape components. This thesis examines the use of coatings as in-situ envelopes to overcome the problems associated with ...
Downing, M, Downing, M.
core  

Effect of Wood Densification and GFRP Reinforcement on the Embedment Strength of Poplar CLT

open access: yesApplied Sciences, 2023
Embedment strength is an important factor in the design and performance of connections in timber structures. This study assesses the embedment strength of lag screws in three-ply cross-laminated timber (CLT) composed of densified poplar wood with ...
Akbar Rostampour-Haftkhani   +4 more
doaj   +1 more source

Comparing patterns of densification in Utrecht and Bern: A method to evaluate the redistributive effects of land policies [PDF]

open access: yes, 2022
While governments worldwide develop policies to promote urban densification, critics point to possible negative effects of densification on social sustainability. The occurrence and distribution of these negative social effects are strongly influenced by
Jehling, Mathias, Götze, Vera
core  

Préservation du patrimoine bâti et développement durable : une tautologie ? Les cas de Nantes et Angers

open access: yesDéveloppement Durable et Territoires, 2008
Heritage and sustainable development, both widely accepted by the contemporary society, seem to proceed from the same logic : it is about better articulating the present and the future, in a logic of transmission and intergenerational solidarity. A cross
Isabelle Garat   +2 more
doaj   +1 more source

Flash sintering of hydroxyapatite ceramics

open access: yesJournal of Asian Ceramic Societies, 2021
The flash sintering process has been regarded as a noble method to densify ceramic materials. The distinctive feature of the flash sintering is the reduced sintering time which is caused by the electric field.
Changhun Hwang, Jondo Yun
doaj   +1 more source

Identification of Optimal Binders for Torrefied Biomass Pellets

open access: yesEnergies, 2023
The pretreatment of biomass through torrefaction is an effective means of improving the fuel quality of woody biomass and its suitability for use in existing facilities burning thermal coal.
James W. Butler   +2 more
doaj   +1 more source

Fabrication Of y-TiAl Intermetallic Alloys Via Hot Pressing Technique. [PDF]

open access: yes, 2004
Gamma titanium-aluminide (y-TiAl) based alloys are potentially suitable as advanced structural materials for high performance applications such as components in aerospace vehicles, aircraft turbine, and automotive engines due to their unique and superior
Astrawinata, Rizal   +2 more
core  

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