emissivity

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Related to emissive: emissive power, Emissive layer

e·mis·siv·i·ty

(ē'mi-siv'i-tē),
The giving off of heat rays; a perfect "black body" has an emissivity of 1, a highly polished metallic surface may have an emissivity as low as 0.02.

emissivity

(ĕm″ĭ-sĭv′ĭ-tē)
The ability of a substance or surface to emit radiant energy.
References in periodicals archive ?
The present study demonstrated that children with a diagnosis of ASD who communicate in a verbal manner have changes in emissive prosody mainly characterized by inappropriate word accentuation (displacement of the stressed syllable and excessive stress on the stressed syllable) and phrase intonation.
These emissive panels don't have to bother with backlights and complicated diffusion panels like LCD panels, thereby making them completely immune to these issues.
For instance, over the past three years, Qapco has invested in environmental management projects that have allowed us to reduce our flaring by 80%, greenhouse gas emissive intensity by 20% and water consumption intensity by 17%."
Paper is generally considered a superior display medium to a transmissive or emissive display because the reflected image from paper is easier and more comfortable for viewing by the human eye.
The CIE coordinates of device, composing orange and yellow emitters in the first emissive layer and blue emitter in the second, can simply tune from (0.51, 0.40) to (0.27, 0.31) by changing the applied voltage from 3 to 11V.
Recently we predicted the suitability of poly (9,97-di-n-octylfluorenyl-2.7-diyl) (PFO)/ Ti[O.sub.2] nanocomposite as an emissive layer in OLED devices [11].
On the other side of the stack, the ETL facilitates the transport of electrons toward the emissive layer, while the EIL aids in the movement of the electrons from the cathode to the ETL and serves as a buffer layer between the reactive metal cathode and the EML.
It can also be combined with Pilkington Energy Advantage to provide additional low emissive and improve passive solar heat gain.
While projection displays based on transparent or opaque media have relied on diffusion to project an image, Sun Innovations Inc., Fremont, Calif., has turned to an emissive projection display (EPD) technology to anchor its Media Glass Superimaging technology.
OLED is a light-emitting diode in which the emissive electroluminescent layer is a film of organic compounds which emit light in response to an electric current.
4) Organic EL for general lighting: We will aim to achieve emissive efficiency of 80 lumen/watt and life of 40,000 hours to enable commercial use in lighting equipment.