Porous
91Bass trap — Bass Traps are acoustic absorbers or sound baffles which have the ability to capture low frequency sound. Bass traps are used to provide acoustic absorptive treatment in rooms and are common tools used in architectural acoustics. Bass traps are… …
92Poromechanics — is a branch of physics and specifically continuum mechanics and acoustics that studies the behaviour of fluid saturated porous media. A porous medium or a porous material is a solid (often called matrix) permeated by an interconnected network of… …
93Covalent organic framework — The design and synthesis of crystalline extended organic structures in which the building blocks are linked by strong covalent bonds are core concepts of covalent organic frameworks (COFs). COFs are porous, and crystalline, and made entirely from …
94Daniell cell — Daniell cells, 1836. The Daniell cell (var. sp. Daniel cell) was invented in 1836 by John Frederic Daniell, a British chemist and meteorologist, and consisted of a copper pot filled with a copper sulfate solution, in which was immersed an… …
95Leigh Canham — is a British scientist who has pioneered the optoelectronic and biomedical applications of porous silicon. Leigh Canham graduated from University College London in 1979 with a BSc in Physics and completed his PhD at King s College London in… …
96wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
97Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
98Damp (structural) — For other uses, see Damp (disambiguation). Detail showing some of the causes of damp penetration Structural dampness refers to the presence of unwanted moisture in the structure of a building, either the result of intrusion from outside or… …
99Majid Hassanizadeh — Seyed Majid Hassanizadeh Born October 22, 1952 (1952 10 22) (age 59) Tooyserkan, Iran Fields Hydrogeology …
100art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …
