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Everything about Absorptance
Ability of a material to absorb radiant energy
In the study of heat transfer, absorptance of the surface of a material is its effectiveness in absorbing radiant energy. It is the ratio of the absorbed to the incident radiant power. Wikipedia →
🧭 Start here: a 6-step reading path
- Read the overview: AbsorptanceA 5-minute orientation
- Skim a recent paper: Photonic spin-selective perfect absorptance on planar metasurfaces driven by chiral quasi-bound states in the continuumInfluential work since 2022
- Pick up a classic book: Absorption and utilization of amino acidsThe most-reprinted book on the subject
- Read the landmark paper: The action spectrum, absorptance and quantum yield of photosynthesis in crop plantsCited 979 times
- Go sideways: TransmittanceA closely related topic
- Go sideways: ReflectanceA closely related topic
📖 Definitions
Noun Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation.
🗂️ The subject at a glance
🏆 Landmark papers (most cited)
The action spectrum, absorptance and quantum yield of photosynthesis in crop plants
Absorptance of powder materials suitable for laser sintering
Vegetation canopy PAR absorptance and the normalized difference vegetation index: An assessment using the SAIL model
Enhanced absorptance of gold following multipulse femtosecond laser ablation
Leaf Pubescence: Effects on Absorptance and Photosynthesis in a Desert Shrub
Analytic expressions for the reflection delay, penetration depth, and absorptance of quarter-wave dielectric mirrors
Solar absorptance of copper–cobalt oxide thin film coatings with nano-size, grain-like morphology: Optimization and synchrotron radiation XPS studies
Integrating-sphere system and method for absolute measurement of transmittance, reflectance, and absorptance of specular samples
🆕 Influential since 2022
Photonic spin-selective perfect absorptance on planar metasurfaces driven by chiral quasi-bound states in the continuum
Design of VO2-based spacecraft smart radiator with low solar absorptance
Temperature-adaptive metasurface radiative cooling device with excellent emittance and low solar absorptance for dynamic thermal regulation
Investigation of the transient coupling between the dynamic laser beam absorptance and the melt pool - vapor depression morphology in laser powder bed fusion process
Polarization insensitive dual band metamaterial with absorptance for 5G sub-6 GHz applications
📚 Books worth reading
Absorption and utilization of amino acidsMendel Friedman · 1989
Acoustic absorbers and diffusersTrevor J. Cox, TREVOR COX · 2004
Thermal radiation heat transferJohn R. Howell · 1992
Vorlesungen über die Theorie der WärmestrahlungMax Planck · 1906
Gasometrische MethodenR. Bunsen · 1857
Atomic-absorption spectrophotometryW. T. Elwell · 1961
Intestinal calcium absorption and its regulationAlexander D. Kenny · 1981
AtomabsorptionsspektrometrieBernhard Welz · 1985
Ranked by number of editions on Open Library, a rough measure of how lasting a book is.
🔗 Related topics
- Transmittance Electromagnetic radiation can be affected in several ways by the medium in which it propagates. It can be scattered, absorbed, and reflected and refracted…
- Reflectance The reflectance of the surface of a material is its effectiveness in reflecting radiant energy. It is the fraction of incident electromagnetic power that…
- Radiance In radiometry, radiance is the radiant flux emitted, reflected, transmitted or received by a given surface, per unit solid angle per unit projected area…
- Absorbance In spectroscopy, absorbance (abbreviated as A) is a logarithmic value which describes the portion of a beam of light which does not pass through a sample…
- Radiant flux In radiometry, radiant flux or radiant power is the radiant energy emitted, reflected, transmitted, or received per unit time, and spectral flux or spectral…
- Optical depth In physics, optical depth or optical thickness is the natural logarithm of the ratio of incident to transmitted radiant power through a material. Thus…
- Radiant intensity In radiometry, radiant intensity is the radiant flux emitted, reflected, transmitted or received, per unit solid angle, and spectral intensity is the radiant…
- Radiant exitance In radiometry, radiant exitance or radiant emittance is the radiant flux emitted by a surface per unit area, whereas spectral exitance or spectral emittance…