You searched for: “amorphous
amorphous
Without form, referring to rock or other substance lacking observable texture.
This entry is located in the following unit: Geology or Related Geological Terms + (page 3)
Word Entries containing the term: “amorphous
amorphous semiconductor
A non-crystalline semiconductor material that has no long-range order.
This entry is located in the following unit: Photovoltaic Conversion Efficiency Terms + (page 1)
amorphous silicon
1. A thin-film, silicon photovoltaic cell having no crystalline structure.

Manufactured by depositing layers of doped silicon on a substrate.

2. An alloy of silica and hydrogen with a disordered, noncrystalline internal atomic arrangement.

It can be deposited in thin-film layers by a number of deposition methods to produce photovoltaic cells on glass, metal, or plastic substrates.

This entry is located in the following unit: Photovoltaic Conversion Efficiency Terms + (page 1)
hydrogenated amorphous silicon
Amorphous silicon with a small amount of incorporated hydrogen.

The hydrogen neutralizes dangling bonds in the amorphous silicon, allowing charge carriers to flow more freely.

This entry is located in the following unit: Photovoltaic Conversion Efficiency Terms + (page 10)
Word Entries at Word Info: “amorphous
amorphous (adjective)
1. Having no definite form; shapeless, formless; such as, amorphous clouds: "Lying on his back in the grassy field, Brendan could watch the amorphous cloud formations float overhead."
2. Not belonging to a particular type or pattern: "Toby's amorphous commitment to regularly paid employment was difficult to understand."
3. Of no particular kind or character; indeterminate; having no pattern or structure; unorganized: "Kari has an amorphous style; as well as, an amorphous personality."
4. In petrology, a mineral occurring in a mass, as without stratification, form, or crystalline structure: "The amorphous layer of sand was mixed with an unidentified hard substance which made drilling difficult."
5. In chemistry, not crystalline: "The crystalline structures were noticeably distinctive among the other more amorphous material."
6. In biology, having structural components that are not clearly differentiated, as the nuclear material in certain bacteria: "Using a powerful microscope, Noah, the botanist, studied the amorphous nuclear material of the bacteria."