look here... http://www.engineeringtoolbox.com/accoustic-sound-absorption-d_68.html
The absorption coefficient of iron depends on the specific conditions, such as the wavelength of the incident radiation or the form of iron being used. In general, iron has a moderate absorption coefficient, meaning it can absorb a significant amount of radiation but may not be as efficient as some other materials. Measurements must be taken under specific conditions to accurately determine the absorption coefficient for a given application.
The linear absorption coefficient for gold depends on the wavelength of the incident light. At a typical visible wavelength of around 550 nm, gold has a linear absorption coefficient of approximately 5.5 x 10^5 cm^-1.
The linear absorption coefficient is a measure of how much a material absorbs light at a specific wavelength. It is typically expressed in units of cm^-1. By using a He-Ne laser, which emits light at a specific wavelength of 632.8 nm, one can measure the absorption of a material at that particular wavelength to determine its linear absorption coefficient.
Absorption coefficients measure how well a material absorbs energy (such as light, sound, or radiation) at a given frequency. Higher absorption coefficients indicate stronger absorption of the energy by the material. They are commonly used in various scientific fields to understand the interactions between materials and energy.
The absorption coefficient of aluminum typically depends on factors such as the thickness of the aluminum and the wavelength of the incident radiation. In general, aluminum has good optical transparency in the visible spectrum but absorbs strongly in the ultraviolet and infrared regions. Its absorption coefficient can vary from near-zero to high values depending on these factors.
water absorption coefficient = 1/a x M/sqrt time a = surface area M = Mass of water absorbed This calculation is relevant to Properties of Masonry Units.
T= 0.165V/As v= volume of the hall a= absorption coefficient s= surface area
The thickness of glass affects the absorption of light based on its absorption coefficient. A higher absorption coefficient means that light is absorbed more quickly as it passes through the material, leading to greater attenuation with increased thickness. Conversely, if the absorption coefficient is low, the light can penetrate deeper into the glass before being absorbed. Ultimately, thicker glass generally results in greater overall absorption of light, particularly if the absorption coefficient is significant.
Absorption coefficient of concrete for what? For sound waves, mechanical vibrations, radiation, etc... Next question is for what energy? Coefficient if a function of energy rather than a constant.
An absorption coefficient is a measure of the absorption of electromagnetic radiation as it passes through a specific substance - calculated as the fraction of incident radiation absorbed by unit mass or unit thickness.
The absorption coefficient of iron depends on the specific conditions, such as the wavelength of the incident radiation or the form of iron being used. In general, iron has a moderate absorption coefficient, meaning it can absorb a significant amount of radiation but may not be as efficient as some other materials. Measurements must be taken under specific conditions to accurately determine the absorption coefficient for a given application.
The linear absorption coefficient for gold depends on the wavelength of the incident light. At a typical visible wavelength of around 550 nm, gold has a linear absorption coefficient of approximately 5.5 x 10^5 cm^-1.
A coefficient in front of a formula represents the number of molecules or formula units. It applies to all the atoms within that molecule or formula unit. For example, in the formula 2H₂O, the coefficient '2' means there are two water molecules, resulting in a total of 4 hydrogen atoms and 2 oxygen atoms.
The linear absorption coefficient is a measure of how much a material absorbs light at a specific wavelength. It is typically expressed in units of cm^-1. By using a He-Ne laser, which emits light at a specific wavelength of 632.8 nm, one can measure the absorption of a material at that particular wavelength to determine its linear absorption coefficient.
Absorption coefficients measure how well a material absorbs energy (such as light, sound, or radiation) at a given frequency. Higher absorption coefficients indicate stronger absorption of the energy by the material. They are commonly used in various scientific fields to understand the interactions between materials and energy.
The absorption coefficient of aluminum typically depends on factors such as the thickness of the aluminum and the wavelength of the incident radiation. In general, aluminum has good optical transparency in the visible spectrum but absorbs strongly in the ultraviolet and infrared regions. Its absorption coefficient can vary from near-zero to high values depending on these factors.
The number placed in front of a chemical symbol or formula is called a coefficient. It represents the number of molecules or formula units in a chemical reaction.