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where a B = 0.053 nm is the Bohr radius, m is the mass, μ is the reduced mass, and ε r is the size-dependent dielectric constant (relative permittivity). This results in the increase in the total emission energy (the sum of the energy levels in the smaller band gaps in the strong confinement regime is larger than the energy levels in the band ...
−78 °C: 5.90 kPa: −75 °C: 7.93 kPa 0.73094 g/cm 3: 7.8241×10 −5 g/cm 3: −70 °C: 10.92 kPa 0.72527 g/cm 3: 1.1141×10 −4 g/cm 3: −65 °C: 15.61 kPa 0.71953 g/cm 3: 1.5552×10 −4 g/cm 3: −60 °C: 21.90 kPa 0.71378 g/cm 3: 2.1321×10 −4 g/cm 3: −55 °C: 30.16 kPa 0.70791 g/cm 3: 2.8596×10 −4 g/cm 3: −50 °C: 40.87 kPa ...
Surface roughness, often shortened to roughness, is a component of surface finish (surface texture).It is quantified by the deviations in the direction of the normal vector of a real surface from its ideal form.
Mesh is a measurement of particle size often used in determining the particle-size distribution of a granular material.For example, a sample from a truckload of peanuts may be placed atop a mesh with 5 mm openings.
In the International System of Units (SI), the coherent unit for molar concentration is mol/m 3. However, most chemical literature traditionally uses mol/dm 3, which is the same as mol/L. This traditional unit is often called a molar and denoted by the letter M, for example: 1 mol/m 3 = 10 −3 mol/dm 3 = 10 −3 mol/L = 10 −3 M = 1 mM = 1 ...
Structure and properties Index of refraction, n D: 1.000449 at 589.3 nm and 0 °C [1]: Dielectric constant, ε r: 1.60 ε 0 at 0 °C, 50 atm : Average energy per C=O bond : 804.4 kJ/mol at 298 K (25 °C) [2]
Judd et al. then extended the reconstituted SPDs to 300 nm – 330 nm and 700 nm – 830 nm by using Moon's spectral absorbance data of the Earth's atmosphere. [14] The tabulated SPDs presented by the CIE today are derived by linear interpolation of the 10 nm data set down to 5 nm. [15] However, there is a proposal to use spline interpolation ...
The molecule has eight bond lengths ranging between 0.137 and 0.146 nm. Each carbon atom in the structure is bonded covalently with 3 others. [8] The structure of C 70 molecule. Red atoms indicate five hexagons additional to the C 60 molecule. C 70 can undergo six reversible, one-electron reductions to C 6− 70, whereas oxidation is irreversible.