Results 11 to 20 of about 50,134 (248)

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.
core   +7 more sources

Urban form and livability: socioeconomic and built environment indicators

open access: yesBuildings & Cities, 2021
Spatial relations among urban elements (buildings, streets, etc.) constantly affect the quality of urban spaces, creating more or less livable cities. The study of urban form has been a way of objectively quantifying such relations to understand their ...
Nicholas Martino   +2 more
doaj   +1 more source

densification [PDF]

open access: yes, 2014
Citation: 'densification' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.DT07618 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
  +4 more sources

Contested densification: Sustainability, place and expectations at the urban fringe

open access: yesFrontiers in Sustainable Cities, 2022
The discourse of sustainability-by-density is dominant in urban policies and climate-friendly urbanism today. Yet, with current failures and disparities in the regulation of dense development and land speculation, the effects of such policies are not ...
Sophie L. Van Neste, Jean-Philippe Royer
doaj   +1 more source

Improving the Conventional Pelletization Process to Save Energy during Biomass Densification

open access: yesBioResources, 2015
A pellet mill is currently the most frequently used method for producing pellets using either a ring die or a flat die. In the densification process, a great amount of energy is required to avoid spring-back and to overcome the friction between the ...
Zhongjia Chen   +4 more
doaj   +1 more source

Densification and preservation of ceramic nanocrystalline character by spark plasma sintering [PDF]

open access: yes, 2012
Spark plasma sintering is a hot pressing technique where rapid heating by dc electric pulses is used simultaneously with applied pressure. Thus, spark plasma sintering is highly suitable for rapid densification of ceramic nanoparticles and preservation ...
Estournès, Claude   +7 more
core   +1 more source

Sintering and densification of nanocrystalline ceramic oxide powders: a review [PDF]

open access: yes, 2008
Observation of the unconventional properties and material behaviour expected in the nanometre grain size range necessitates the fabrication of fully dense bulk nanostructured ceramics.
Levin, M.   +3 more
core   +1 more source

Densification and Mechanical Properties of 439L Steel Composites Blended with Fifteen Micron-Size Silicon Carbide Particles [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
439L stainless steel composites blended with fifteen micron SiC particles were prepared by uniaxial pressing of raw powders at 100 MPa and conventional sintering at 1350oC for 2 h.
Sang Woo Lee   +2 more
doaj   +1 more source

Effect of reduced Al2O3 mole ratio on fabrication of cordierite ceramic by solid-state sintering method [PDF]

open access: yesScience of Sintering, 2019
Cordierite ceramic was fabricated by reducing Al2O3 mole ratio from 2.0 to 1.4 with kaolin, silicon dioxide and magnesium oxide as the raw materials.
Li Ye, Zhao Hengze
doaj   +1 more source

Research on application of hot isostatic pressing technology in the field of nickel-based cast superalloys

open access: yesCailiao gongcheng, 2021
Nickel-based cast superalloy is one of the main materials applied in the manufacture of aeroengine and gas turbine,and it is widely applied in aerospace,energy industry and shipbuilding industries etc.The rapid development of modern aviation industry is ...
SONG Fu-yang   +5 more
doaj   +1 more source

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