Results 21 to 30 of about 191,732 (164)

Clays, clay minerals and cordierite ceramics - a review [PDF]

open access: yes, 2015
The conventional methods for the synthesis of cordierite ceramics include the solid-state sintering of individual oxides of magnesium, aluminium and silicon of the corresponding chemical composition of cordierite, or sintering of the natural raw ...
Valášková, Marta
core   +1 more source

Women of Color in the Private Sector: Their Employment in the Private Sector [PDF]

open access: yes, 2003
[Excerpt] This examination of the employment status of minority women or women of color relies primarily on the Equal Employment Opportunity Commission’s (EEOC’s) EEO-1 report.
U.S. Equal Employment Opportunity Commission
core   +1 more source

Price Behavior in Primary Manufacturing Industries, 1958-1973 [PDF]

open access: yes
It is the price behavior in primary manufacturing industries and its implication for general inflation that is the subject of this paper. The industries comprising primary manufacturing are quite diverse.
Joel Popkin
core  

A combination of SEM and EDX studies on a clay-based natural composite with animal fibre and its mechanical implications [PDF]

open access: yes, 2012
A variety of natural fibres are nowadays being utilized as soil reinforcement. Test results demonstrate the positive effects of adding natural fibres to soils, in that they decrease shrinkage, reduce curing time and enhance compressive, flexural and ...
Bradley, Fiona   +2 more
core  

Pitch production during the Roman period: an intensive mountain industry for a globalised economy? [PDF]

open access: yes, 2013
The authors’ research project in the Pyrenees mountains has located and excavated Roman kilns for producing pitch from pine resin. Their investigations reveal a whole sustainable industry, integrated into the local environmental cycle, supplying pitch to
Ejarque, Ana   +4 more
core   +5 more sources

Borrowed From the Future: Challenges and Guidelines for Community-Based Natural Resource Management [PDF]

open access: yes, 2004
Identifies some of the obstacles that thwart the success of community-based programs, in a search for feasible solutions to the combined problems of environmental degradation and increasing human poverty and ...
Jason Clay
core  

The Effects of Oil Price Changes on the Industry-Level Production and Prices in the U.S. and Japan. [PDF]

open access: yes
In this paper, we decompose oil price changes into their component parts following Kilian (2009) and estimate the dynamic effects of each component on industry-level production and prices in the U.S. and Japan using identified VAR models.
Ichiro Fukunaga   +2 more
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Nanocrystalline TiO2 and halloysite clay mineral composite films prepared by sol-gel method:Synergistic effect and the case of silver modification to the photocatalytic degradation of basic blue- 41 azo dye in water [PDF]

open access: yes, 2014
Tubular halloysite clay mineral and nanocrystalline TiO2 were incorporated in the preparation of nanocomposite films on glass substrates via sol-gel method at 450 °C.
Kaplani, E.   +4 more
core  

Thermal-Mechanical Properties of Polyurethane-Clay Shape Memory Polymer Nanocomposites [PDF]

open access: yes, 2010
Shape memory nanocomposites of polyurethane (PU)-clay were fabricated by melt mixing of PU and nano-clay. Based on nano-indentation and microhardness tests, the strength of the nanocomposites increased dramatically as a function of clay content, which is
Chen, Zhen Guo,   +7 more
core   +5 more sources

Seasonal production smoothing [PDF]

open access: yes
Empirical tests of the production-smoothing hypothesis have yielded mixed results. In this paper, Donald Allen looks for, and finds evidence of, seasonal production smoothing in 15 out of 25 manufacturing series and 8 out of 10 retail series, using ...
Donald S. Allen
core  

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