A wide variety of optoelectronic devices are known for emitting light and which may be used in various devices such as calculator displays. However, the range of colours available from such devices is limited by the number of suitable materials available. The suitable semiconductors, such as Gallium.....
[Detail]
Halftoning is a method to represent multi-tone images using only two-tone colors. Such methods are used widely in computer printers, newspaper/magazine/book publishing, fax machines, etc. From a distance, halftoned images resemble images with multi-tones.This new invention uses Data Hiding Error Dif.....
[Detail]
Volatile organic compounds (VOCs) and carbon monoxide (CO) in the air are contaminants and are harmful to human health. Methods have been developed to eliminate the contaminants. Supported metal catalysts are found to be effective in low-temperature oxidation of CO and hydrocarbons and selective ox.....
[Detail]
Traditionally, glass colored with metal ions have been used to manipulate light transmission, but this method suffers the disadvantages of consuming tremendous energy to melt metal oxides and of the complications associated with the high-temperature processing. Polymers are replacing glasses in many.....
[Detail]
This invention provides a traditional Chinese medicinal formula of a sport drink and its preparation method. The formula comprises Radix Angelicae Sinensis, Astragali Radix and Rhodiola Rosea in a specific ratio. The drink does not only help to rehydrate, but also replenish carbohydrates and electro.....
[Detail]
| |< <- | [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] | -> >| |
