Results 151 to 160 of about 72,890 (243)

R-Factor [PDF]

open access: yes
The amount of energy used in a home is greatly impacted by the type of materials used in constructing the home. In particular, the thermal conductivity of the materials will affect how quickly heat is allowed to enter or leave the home.
John Pratte
core  

Analysis of mechanical properties of transition segment of road and bridge based on high-strength foam concrete

open access: yesFracture and Structural Integrity, 2019
The settlement difference in the transition section of road and bridge may lead to traffic accidents, which has many negative effects. Back filling of foam concrete behind abutment is a good method of treatment.
Hongmei Cao
doaj  

Some properties of foam concrete

open access: yes, 2007
In this paper materials which can be ingredients for foam concrete are given The most important properties of foam concrete are presented. Also, the results of our own investigation are shown.
Janković, Ksenija   +3 more
openaire   +1 more source

A research program to reduce interior noise in general aviation airplanes. Design of an acoustic panel test facility [PDF]

open access: yes
The design, construction, and costs of a test facility for determining the sound transmission loss characteristics of various panels and panel treatments are described.
Henderson, T. D.   +3 more
core   +1 more source

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