10 BÜCHER, DIE MIT «STERADIAN» IM ZUSAMMENHANG STEHEN
Entdecke den Gebrauch von
steradian in der folgenden bibliographischen Auswahl. Bücher, die mit
steradian im Zusammenhang stehen und kurze Auszüge derselben, um seinen Gebrauch in der Literatur kontextbezogen darzustellen.
1
Introduction to Light Emitting Diode Technology and Applications
2.3.7.4 Steradian Previously in this chapter, we noted the dictionary definition of a candela in terms of radiation frequency and direction on an on-axis measurement (see Section 2.3.3.2). In doing so, we avoided defining the term steradian until ...
2
THE STERADIAN TRAIL: BOOK #0 OF THE INFINITY CYCLE:
westland ltd THE STERADIAN TRAIL Krish has spent a good part of his life teasing stories outof numbers to do anything from scheduling planes to selling insurance (not simultaneously).His occasional oped articles have appeared in Business ...
3
Clinical Light Damage to the Eye - Strona 6
The best way to determine the intensity of a source is to measure the energy within a solid angle called a steradian. A steradian is defined as a solid angle emanating from the center of a sphere and subtending an area on the surface of the ...
4
Reference Data for Engineers: Radio, Electronics, Computer, and ...
... equivalent dose square meter m2 area steradian sr solid angle tesla T Wb/m2 magnetic flux density volt V W/A electric potential, potential difference, electromotive force volt per meter V/m electric field strength watt W J/s power, radiant flux ...
Wendy Middleton, Mac E. Van Valkenburg, 2002
5
International directory of certified radioactive sources
BETA-PARTICLE SOURCES 3.2.1. Beta reference sources with certified activity in 2n steradian. 3.2.2. Kits of beta reference sources with certified activity in 2n steradian. 3.2.3. Beta reference sources with certified activity in 4n steradian. 3.2.4.
G. Grosse, W. Bambynek, International Atomic Energy Agency. Analytical Quality Control Services, 1983
6
Classical Mechanics and General Properties of Matter - Strona 8
2π radian = 360° (9) The Steradian (sr) The steradian is the supplementary SI unit of solid angle1. One steradian is subtended at the centre of a sphere of radius r by a portion of its surface of area r2. Note further that both the plane angle and ...
Satyendra Nath Maiti, 2007
7
Guide for the Use of the International System of Units (SI): The ...
4.3 SI supplementary units As previously stated, there are two units in this class: the radian, symbol rad, the SI unit of the quantity plane angle; and the steradian, symbol sr, the SI unit of the quantity solid angle. Definitions of these units are ...
8
Oxygen Free Radicals in Tissue Damage - Strona 69
... plane surface (by w emission or reflection) Source units Flux emitted into a Intensity Watt/steradian (W/sr) Candla (cd) or lumen 1 cq =1 candlepower unit solid angle steradian (lm/sr) Flux in a given direction Radiance Watt/meter*. steradian!
TARR,M., SAMSON,F., 2013
9
Invitation to Geometry - Strona 130
There is another way of expressing (10), by means of the so-called steradian content. To motivate this concept we recall that an angle in the plane is conveniently measured by its radian content: A circle is described with the vertex of the angle ...
10
Physics of the Solar Corona: An Introduction with Problems and Solutions
The source size is given by the solar disk with a radius of R . = 6.96 x 105 km, while a steradian unit corresponds to the angular area of D~ subtended by the Sun-Earth distance, D = 1 AU - l.SOxlO8 km. The angular area of the Sun in steradian ...
10 NACHRICHTEN, IN DENEN DER BEGRIFF «STERADIAN» VORKOMMT
Erfahre, worüber man in den einheimischen und internationalen Medien spricht und wie der Begriff
steradian im Kontext der folgenden Nachrichten gebraucht wird.
Earth's climate entering new 'permanent reality' as CO2 hits new high
from memory, as intensity in e.g. Watts per square meter per steradian per hertz. These folks have done detailed radiative transfer calculations using methods ... «The Guardian, Nov 15»
Infrared LED Unlocks Smartphones by Iris Scanning
The Oslux SFH 4780S is only 2.4 millimeters high and achieves a typical radiant intensity of 2900 milliwatts per steradian. (Image courtesy of Osram Opto ... «Power Electronics Technology, Okt 15»
Goodbye summer time, hello cycle light technology
Did you know for example that a candela is one lumen per steradian. That sentence probably lost a lot of people, but apparently a steradian is a stereo radian. «Cambridge News, Okt 15»
Dette er forskjellen på lumen, lux og candela
1/683 watt per steradian ved 556 nanometer bølgelengde (grønt lys) er ikke så enkelt å forestille ... For å definere lumen må du gange candela med steradian. «Teknisk Ukeblad, Okt 15»
Lasers: Redefining the Premium Cinema Experience
The radiometric unit is radiance (watt per square meter per steradian, or W/m2/sr); the photometric equivalent is luminance (lumens per square meter per ... «Photonics.com, Aug 15»
Infrared LED enables iris scanning to unlock smartphones.
July 10, 2015 - Measuring only 2.4 mm high, Oslux SFH 4780S achieves typical radiant intensity of 2,900 mW/steradian. Device has wavelength of 810 nm, ... «ThomasNet News, Jul 15»
Fujitsu uses Osram infrared LED for unlocking smartphones by iris …
Osram Opto claims that, at just 2.4mm high and emitting a typical radiant intensity of 2900mW per steradian (a combination currently available only from this ... «Semiconductor Today, Jul 15»
How to calculate Lumens?
A candela is roughly the brightness of a candle, measured in watts per steradian (solid angle). A lumen is candelas per solid angle. 1 candle emitting in a ... «GameDev.net, Mai 15»
The Rendering Equation
Note: The steradian is a dimensionless unit, because it is in fact a ratio of area to distance squared (or sometimes a ratio of area to area) as seen above. «GameDev.net, Mär 15»
Gods, theorems and love letters
(M.N. Krish works in consulting and is the author of The Steradian Trail: Book #0 of the Infinity Cycle. E-mail: krish@mnkrish.com.) Keywords: Indian Science ... «The Hindu, Feb 15»
