Material glasses

Within the limitations on the physical properties which generally restrict plastics to low precision optics, plastics materials have found wide applications in optical products that range from lights to binders for electroluminescent phosphors to fiber optics and lasers. They represent an easily worked material with a wide range of desirable optical properties in simple to complex shapes. In this review the discussion has been limited to the differences between plastics and optical glass materials and to some of the unique design possibilities that are especially important for plastics. Using the optical arts and the... 

Phenolic glass and a diallyl phthalate glass material are available with very low shrinkage. Glass and other mineral fillers minimize the thermal expansion differential problem. Phenoxy and polyphenylene oxides are examples of being low in shrinkage and thermal expansion. 

Sol-gel techniques have been widely used to prepare ceramic or glass materials with controlled microstructures. Applications of the sol-gel method in fabrication of high-temperature fuel cells are steadily reported. Modification of electrodes, electrolytes or electrolyte/electrode interface of the fuel cell has been also performed to produce components with improved microstructures. Recently, the sol-gel method has expanded into inorganic-organic hybrid membranes for low-temperature fuel cells. This paper presents an overview concerning current applications of sol-gel techniques in fabrication of fuel cell components. 

As it stands this method can hardly be applied to activities of the scale of interest. Indeed, regarding temperature, pressure and volume the thresholds used are far too critical. The distinction between continuous and discontinuous techniques does not seem of any use in this context. There are a lot of situations that often arise under smaller scale conditions which are missing for instance, glass materials, activities outside working hours or unsupervised handling, etc. 

Watanabe, N. and M. Suzuki (1969), Fission track dating of archaeological glass materials from Japan, Nature 222, 1057-1058. 

It helps to test all non glass materials with solvents to make sure there aren t any adverse reactions. 

Burunkaya, E., Kesmez, O., Kiraz, N., Camurlu, H.E., Asiltuerk, M. and Arpac, E. (2010) Sn4+ or Ce3+ doped Ti02 photocatalytic nanometric films on antireflective nano-Si02 coated glass. Materials Chemistry and Physics, 120, 272-276. 

The shatterproof glass used in impact-resistant windows is actually not a glass material derived from silicon dioxide. Instead, shatterproof glass is a thermoset plastic or thermoplastic, i.e., a pliable material that is even easier to mold when hot. Shatterproof windows are made using a specific thermoset material known as polycarbonate of bisphenol A (or bisphenol A polycarbonate). This clear,... 

L. Chan, H. Yeh, and C. Chen, Blue light-emitting devices based on molecular glass materials of tetraphenylsilane compounds, Adv. Mater., 13 1637-1641 (2001). 

Table II. Permeability data for COTS metallic glass materials compared to Pd...

J.J. Gilman, Metallic glass materials, in frontiers in materials technologies, In M.A. Meyers, O.T. Inal, Editor. (1985), Elsevier, Amsterdam, pp. 175-199. 

It has been shown that the maximum strength depends on the material composition, the strongest material being associated with quartz glass materials (Figure 5.8). 

T0569 Oak Ridge National Laboratory, Glass Material Oxidation and Dissolution System T0607 Phytoremediation—General... 

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