Search for "Infrared" in article titles:

1. Infrared: Infrared (IR), sometimes called infrared light, is electromagnetic radiation (EMR) with wavelengths longer than those of visible light. It is therefore invisible to the human eye. (Form of electromagnetic radiation) [100%] 2021-12-23 [Infrared] [Electromagnetic spectrum]...
2. Infrared: Infrared (sometimes called infrared light and IR) is electromagnetic radiation (EMR) with wavelengths longer than those of visible light and shorter than radio waves. It is therefore invisible to the human eye. (Physics) [100%] 2023-10-30 [Infrared] [Electromagnetic spectrum]...
3. Infrared: Infrared (IR) is a term used for radiation in a particular, invisible region of the electromagnetic spectrum, namely, between wavelengths slightly longer than that of visible red light and wavelengths slightly shorter than that of microwave radiation. The name (from ... [100%] 2023-02-03
4. Infrared: Infrared (IR) is a term used for radiation in a particular, invisible region of the electromagnetic spectrum, namely, between wavelengths slightly longer than that of visible red light and wavelengths slightly shorter than that of microwave radiation. The name (from ... [100%] 2023-02-03
5. Infrared: Infrared (IR), sometimes called infrared light, is electromagnetic radiation (EMR) with wavelengths longer than those of visible light. It is therefore invisible to the human eye. (Form of electromagnetic radiation) [100%] 2024-08-26 [Infrared] [Electromagnetic spectrum]...
6. Infrared vision: Infrared vision is the capability of biological or artificial systems to detect infrared radiation. The terms thermal vision and thermal imaging, are also commonly used in this context since infrared emissions from a body are directly related to their temperature ... (Physics) [70%] 2023-11-07 [Electromagnetic spectrum]
7. Infrared countermeasures: Infrared countermeasures are means for defending aircraft against "heat-seeking" missiles that use the difference between their target's thermal radiation and that of the background. The countermeasures include evasive flying techniques, "jamming" techniques (e.g., flares) to make the ... [70%] 2023-07-15
8. Infrared guidance: Infrared guidance : Missile or other guidance that locks onto an infrared energy source, and adjusts its flight controls to keep the source in the center of its course. [70%] 2023-06-23
9. Infrared homing: File:Iris.ogg Infrared homing is a passive weapon guidance system which uses the infrared (IR) light emission from a target to track and follow it seamlessly. Missiles which use infrared seeking are often referred to as "heat-seekers" since ... (Physics) [70%] 2023-06-23 [Missile guidance] [Infrared imaging]...
10. Infrared sensing: Infrared viewing encompasses a wide range of technologies that gather information using remote sensing in the infrared portion of the electromagnetic spectrum. Early techniques included "active" or "first generation night viewing", in which the viewer illuminated the area of interest ... [70%] 2023-08-23
11. Infrared sauna: | name = Infrared sauna | acronym = | synonym = | image = File:Infraszauna 001.jpg | image_size = | caption = The interior of an infrared sauna | alt = | specialty = | intervention = | MedlinePlus = | eMedicine = | inventor = John Harvey Kellogg | invention date = 1891 | manufacturer = | related = }} An infrared sauna uses infrared heaters to emit ... (Philosophy) [70%] 2023-12-03 [Pseudoscience] [Alternative detoxification]...
12. Infrared divergence: In physics, an infrared divergence (also IR divergence or infrared catastrophe) is a situation in which an integral, for example a Feynman diagram, diverges because of contributions of objects with very small energy approaching zero, or equivalently, because of physical ... (Physics) [70%] 2022-10-07 [Quantum field theory] [Renormalization group]...
13. Infrared spectroscopy: Infrared spectroscopy (IR spectroscopy or vibrational spectroscopy) is the measurement of the interaction of infrared radiation with matter by absorption, emission, or reflection. It is used to study and identify chemical substances or functional groups in solid, liquid, or gaseous ... (Physics) [70%] 2023-12-31 [Infrared spectroscopy]
14. Infrared countermeasure: An infrared countermeasure (IRCM) is a device designed to protect aircraft from infrared homing ("heat seeking") missiles by confusing the missiles' infrared guidance system so that they miss their target (electronic countermeasure). Heat-seeking missiles were responsible for about 80 ... (Physics) [70%] 2023-11-29 [Infrared imaging]
15. Infrared astronomy: Infrared astronomy is the branch of astronomy and astrophysics that studies objects as they would appear in the infrared (IR) region of the electromagnetic spectrum. Visible light ranges in wavelength between 400 nanometers (nm) (blue) and 700 nm (red). Wavelengths ... [70%] 2023-02-04
16. Infrared signature: Infrared signature, as used by defense scientists and the military, is the appearance of objects to infrared sensors. An infrared signature depends on many factors, including the shape and size of the object, temperature, and emissivity, reflection of external sources ... (Appearance of objects to infrared sensors) [70%] 2024-01-11 [Infrared imaging] [Stealth technology]...
17. Infrared radiation: Infrared radiation or "black light" is electromagnetic radiation in the infrared portion of the electromagnetic spectrum. It consists of light which has a longer wavelength than the human eye can detect (that is, above 8,000 angstroms) Infra, meaning below ... [70%] 2023-02-17 [Physics] [Privacy]...
18. Infrared window: The infrared atmospheric window refers to a region of the Infrared spectrum where there is relatively little absorption of terrestrial thermal radiation by atmospheric gases. The window plays an important role in the atmospheric greenhouse effect by maintaining the balance ... (Earth) [70%] 2023-12-21 [Atmospheric radiation] [Electromagnetic spectrum]...
19. Infrared (EP): Infrared is a 2016 extended play by American singer Dawn Richard. Kevin Lozano of Pitchfork Media rated this EP a 7.7 out of 10, concluding, "in the 14 minutes of Dawn’s brief blue period, she and Kingdom did ... [70%] 2023-11-11 [2016 EPs] [Dawn Richard EPs]...
20. Infrared signature: Infrared signature, as used by defense scientists and the military, is the appearance of objects to infrared sensors. An infrared signature depends on many factors, including the shape and size of the object, temperature, and emissivity, reflection of external sources ... (Physics) [70%] 2023-08-18 [Infrared imaging]
21. Infrared Roses: Infrared Roses is a live compilation album by the Grateful Dead. It is a conglomeration of their famous improvisational segments "Drums" and "Space". [70%] 2023-02-14 [Grateful Dead compilation albums] [Grateful Dead live albums]...
22. Infrared detector: An infrared detector is a detector that reacts to infrared (IR) radiation. The two main types of detectors are thermal and photonic (photodetectors). [70%] 2023-10-23 [Detectors] [Image sensors]...
23. Infrared telescope: An infrared telescope is a telescope that uses infrared light to detect celestial bodies. Infrared light is one of several types of radiation present in the electromagnetic spectrum. (Astronomy) [70%] 2022-08-14 [Infrared telescopes] [Telescope types]...
24. Infrared astronomy: Infrared astronomy is a sub-discipline of astronomy which specializes in the observation and analysis of astronomical objects using infrared (IR) radiation. The wavelength of infrared light ranges from 0.75 to 300 micrometers, and falls in between visible radiation ... (Astronomy) [70%] 2023-02-17 [Astronomical imaging] [Observational astronomy]...
25. Infrared excess: An infrared excess is a measurement of an astronomical source, typically a star, that in their spectral energy distribution has a greater measured infrared flux than expected by assuming the star is a blackbody radiator. Infrared excesses are often the ... (Astronomy) [70%] 2023-09-29 [Observational astronomy]
26. Infrared light: In physics, infrared (IR) light refers to a non-visible portion of the electromagnetic spectrum ranging from wavelengths of 750 nm to as long as 0.1 mm. The name infrared comes from Latin infra- meaning below, i.e., infrared ... [70%] 2023-06-29
27. Infrared cleaning: Infrared cleaning is a technique used by some film scanners and flatbed scanners to reduce or remove the effect of dust and scratches upon the finished scan. It works by collecting an additional infrared channel from the scan at the ... [70%] 2023-06-13 [Image scanning]
28. Infrared homing: Infrared homing is a passive weapon guidance system which uses the infrared (IR) light emission from a target to track and follow it. Missiles which use infrared seeking are often referred to as "heat-seekers" since infrared is radiated strongly ... (Weapon guidance system utilizing the target's infrared emissions to track it) [70%] 2022-09-09 [Missile guidance] [Infrared imaging]...
29. Infrared Spectroscopy: Infrared spectroscopy (IR spectroscopy) is the subset of spectroscopy that deals with the infrared region of the electromagnetic spectrum. It covers a range of techniques, the most common being a form of absorption spectroscopy. [70%] 2024-01-07 [Spectroscopy]
30. Infrared thermometer: Infrared thermometers measure temperature using blackbody radiation (generally infrared) emitted from objects. They are sometimes called laser thermometers if a laser is used to help aim the thermometer, or non-contact thermometers to describe the device’s ability to measure ... [70%] 2023-06-23 [Thermometers]
31. Far infrared: Far infrared (FIR) is a region in the infrared spectrum of electromagnetic radiation. Far infrared is often defined as any radiation with a wavelength of 15 micrometers (μm) to 1 mm (corresponding to a range of about 20 THz to ... (Light with 15-1000 μm wavelength) [70%] 2022-09-05 [Infrared]
32. Far infrared: Far infrared (FIR) refers to a specific range within the infrared spectrum of electromagnetic radiation. It encompasses radiation with wavelengths ranging from 15 micrometers (μm) to 1 mm, which corresponds to a frequency range of approximately 20 THz to 300 ... (Physics) [70%] 2023-12-10 [Infrared]