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  Encyclopedia of Keywords > Science > Physics > Optics > Light > Intensity   Michael Charnine

Keywords and Sections
SCATTERED LIGHT
INTENSITIES
PHOTOMETRY
LUMENS
PULSE
PER SQUARE
LUMINOUS
LUMINOUS INTENSITY
INTENSITY AUTOCORRELATION
EXTINCTION
AMPLITUDE
INTENSITY PEAKS
MAGNETIC FIELD
LIGHT INTENSITY
CENTER BEAM
INTENSITY DISTRIBUTION
AVERAGED
PROBE BEAM
INTENSITY
RATIO
SUBSTANCE
ERUPTIONS
SIGNAL INTENSITY
CONTRAST
HARMONY
REDUCTION
TYPE
VARIED
POWER
STRENGTH
LANDFALL
STORM
EXERCISE
PATIENT
GREAT INTENSITY
PALATE
LUMINANCE
DIRECTION
INTENSE
FEELING
EXTENT
SEVERITY
TIMING
SPEED
ACIDITY
BALANCE
Review of Short Phrases and Links

    This Review contains major "Intensity"- related terms, short phrases and links grouped together in the form of Encyclopedia article.

Definitions

  1. The intensity is calculated by squaring the field. (Web site)
  2. Intensity is a measure of saturation, or purity, of a color. (Web site)
  3. Intensity is a measure of the sound energy that passes through a given area each second.
  4. Intensity is what I call a linear-light measure. (Web site)
  5. Intensity is the absolute measure of a light wave's power density.

Scattered Light

  1. The z-average diameter is the mean diameter based on the intensity of scattered light. (Web site)
  2. The technique measures the time-dependent fluctuations in the intensity of scattered light from a suspension of particles undergoing random, Brownian motion. (Web site)

Intensities

  1. Normally, the quantity that is measured is an amount or intensity of something.
  2. Thus, it is possible to determine the statistics of intensity fluctuations from the statistics of photon counts.
  3. This led to the development of the Hanbury Brown-Twiss intensity interferometer in the UK in 1954. (Web site)
  4. So the intensity does not follow the inverse square law, but the irradiance, in this case, will vary as the inverse square. (Web site)
  5. Roughness of paper or paperboard is measured on the basis of the intensity of the pixels on the camera's detector surface.

Photometry

  1. Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object 's electromagnetic radiation. (Web site)
  2. However, for all-sky photometry the needed measurement is "intensity", and this is not recorded by the photometry tool. (Web site)
  3. In photometry and radiometry, intensity has a different meaning: it is the luminous or radiant power per unit solid angle. (Web site)
  4. In photometry and radiometry, intensity has a different meaning: it is the luminous or radiant power per unit solid angle. (Web site)
  5. Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object 's electromagnetic radiation. (Web site)

Lumens

  1. Luminous intensity is a much more useful measure, although lumens per watt is a handy way of comparing the output of otherwise similar lights.
  2. Therefore, the lumen value is not as important as the Illuminance value, which is a measure of intensity from a given direction.

Pulse

  1. As the pulse propagates, the intensity at any one point in the medium rises and then falls as the pulse goes past. (Web site)
  2. For instance, if the coupling beam is turned on to a higher intensity, the output pulse will be brighter but shorter.

Per Square

  1. Apparent magnitude per square degree is a radiance, luminance, intensity, or "specific intensity". (Web site)
  2. By definition, one magnetic line of force per square centimeter (in air) represents the field intensity of 1 oersted. (Web site)

Luminous

  1. Luminance is a photometric measure of the density of luminous intensity in a given direction. (Web site)
  2. The units of luminous intensity are the candela (cd) and lumen (lm), 1 candela being 1 lumen per steradian. (Web site)
  3. The dimensionality of intensity is (photometric or radiometric) flux per steradian; the luminous and radiant are merely adjectives.

Luminous Intensity

  1. The candela (cd) is the SI unit of luminous intensity.
  2. Luminous Intensity, I, is measured in candles, candlepower, or candela (all the same thing). (Web site)
  3. Both Lux and Candelas measure luminous intensity from a specific direction.
  4. The SI units for luminous flux are lumens, where a lumen is defined as a luminous intensity of one candela within a solid angle of one steradian. (Web site)
  5. Similarly, luminous intensity is a measure of visible power per solid angle, expressed in candela (lumens per steradian). (Web site)

Intensity Autocorrelation

  1. If this factor is known, or assumed, the time duration (intensity width) of a pulse can be measured using an intensity autocorrelation.
  2. Two ultrashort pulses (a) and (b) with their respective intensity autocorrelation (c) and (d).

Extinction

  1. An "extinction plot" uses log of measured intensity plotted versus air mass. (Web site)
  2. The two sets of V-filter measurements appear to fit the same model for converting intensity, B-V color, extinction and air mass to V-magnitude. (Web site)
  3. It gives the proportional rate of absorption (or extinction or how much light intensity is lost for each metre) along a ray of light: .

Amplitude

  1. In this figure, the amplitude and intensity are Gaussian functions.
  2. The optical intensity can be described by the magnitude squared of a complex field amplitude. (Web site)

Intensity Peaks

  1. To adjust the threshold intensity level, an average intensity of all the peaks is calculated for each CCD frame. (Web site)
  2. Intensity peaks can result from a collection of linear interference fringes. (Web site)
  3. On the other hand, intensity peaks 440, 445, 450 are within transmitted portion 420 and thus illuminate substrate 400.
  4. Pitch 1005 is the spatial periodicity of interference pattern 415 in the direction perpendicular to the intensity peaks of interference pattern 415.

Magnetic Field

  1. The rotation of the plane of polarization is proportional to the intensity of the component of the magnetic field in the direction of the beam of light.
  2. Second, as the magnitude of the normal magnetic field increases towards saturation, the intensity in the diffracted beams is redistributed among the orders.

Light Intensity

  1. In the early 1900s F.F. Blackman investigated the effects of light intensity (irradiance) and temperature on the rate of photosynthesis. (Web site)
  2. Luminous flux is a measure of the perceived power of light or light intensity. (Web site)
  3. It is affected by its surroundings and the rate of photosynthesis is affected by the concentration of carbon dioxide, light intensity and the temperature.
  4. Thus, the light gathering efficiency is improved, and the light intensity is increased.
  5. Even without damage, minimum light intensity translates to minimum intrusive attributes. (Web site)

Center Beam

  1. At saturation there are no diffracted orders, and the center beam is at maximum intensity.
  2. Therefore, only the center beam intensity modulation will be processed by the light detector.
  3. First, the intensity of the center beam increases, as does the duty cycle of the domains favored by the magnetic field.

Intensity Distribution

  1. The source distribution would no longer be Gaussian, and the far-field intensity distribution would develop zeros and other non-Gaussian features. (Web site)
  2. A solid-state detector array is used to detect the intensity distribution across the interference pattern. (Web site)

Averaged

  1. The numerical value of each pixel in the digital image represents the intensity of the optical image averaged over the sampling interval. (Web site)
  2. The temporal degree of coherence of the time averaged scattered intensity decreases as the integration time increases.
  3. Using coherent detection (heterodyne), the optical field rather than the intensity is averaged by the tip, allowing phase singularity detection.

Probe Beam

  1. The probe beam 101 obtained with a scanning holographic phase plate 120 has thus a rapid change in phase and intensity across the beam. (Web site)
  2. The probe beam had a donutlike spatial intensity profile, suggesting a Laguerre-Gaussian beam. (Web site)

Intensity

  1. It is used in photometry as a measure of the intensity, as perceived by the human eye, of light that hits or passes through a surface. (Web site)
  2. This was at odds with James Clerk Maxwell 's wave theory of light, which predicted that the energy would be proportional to the intensity of the radiation. (Web site)
  3. Five primary properties of light are intensity, frequency or wavelength, polarization, phase and orbital angular momentum. (Web site)
  4. The algorithm that extracts the intensity and phase from the SI signal is direct.
  5. In physics, intensity is a measure of the time-averaged energy flux. (Web site)

Ratio

  1. The intensity ratio of the unit image will diminish, with definition, detail, and contrast being lost as the distance from the center is increased. (Web site)
  2. We can then convert the intensity ratio to the magnitude difference (using a calculator).

Substance

  1. They are length, mass, time, temperature, Electric current, Luminous intensity and amount of substance. (Web site)

Eruptions

  1. This can result in eruptions, depending on the intensity and the type of volcano, and cause damage. (Web site)

Signal Intensity

  1. The rate of change of signal intensity with oxygen concentration is greatest at low levels. (Web site)
  2. These additional layers are inferior to the prominent line of Gennari, and alternate in signal intensity compared to the myelinated layer IVb. (Web site)
  3. The signal intensity of a hemorrhagic pericardial effusion is dependent on the duration of the disease (see pericardial hematoma).

Contrast

  1. Contrast with hue (tint) and brightness (intensity), the other two components of a color.
  2. In contrast, conventional x-ray (or electron) scanning microscopes measure only the total transmitted intensity. (Web site)
  3. By contrast, the reactions produced by thioridazine or haloperidol typically lasted several hours and were of moderate or high intensity. (Web site)

Harmony

  1. A great vintage brings intensity, power and harmony to this classic. (Web site)
  2. Developing out of the Renaissance, Mannerism rejected Renaissance balance and harmony in favor of emotional intensity and ambiguity. (Web site)

Reduction

  1. Generally, abatement is a reduction or lessoning in intensity.
  2. A 10 percent reduction in the carbon intensity of transportation fuels is expected to reduce GHG emissions by approximately 15 million metric tons per year. (Web site)

Type

  1. The intensity and duration of each process differs according to the type of tea. (Web site)
  2. The scale provides examples of the type of damage and impacts in the United States associated with winds of the indicated intensity.
  3. The type and intensity of the pain varies, depending on the level of decay.

Varied

  1. The world's most southerly active volcano, Mount Erebus has been erupting since 1972 though the eruptions have varied greatly in intensity.
  2. A means of signal transmission whereby transmitter (light source) signal intensity is varied in relation to the amplitude of the input signal.

Power

  1. We have defined the intensity of light and other electromagnetic radiation as power per unit area, measured in watts per square meter. (Web site)
  2. The integral of radiant intensity over solid angle is power.
  3. The power of the frequency to which the intensity at that frequency is proportional. (Web site)

Strength

  1. Its intensity and frequency depend on the strength of the magnetic field that alters the path of the particles, as well as on the energy of those particles. (Web site)
  2. Depending on the electron's energy and the strength of the magnetic field, the maximum intensity will occur as radio waves, visible light, or X rays. (Web site)
  3. In physics, the word "intensity" is not synonymous with " strength ", " amplitude ", or " level ", as it sometimes is in colloquial speech. (Web site)

Landfall

  1. The cyclone reached its peak intensity as it made landfall on the island of Taiwan. (Web site)

Storm

  1. On August 27, the storm reached Category 3 intensity on the Saffir-Simpson Hurricane Scale, becoming the third major hurricane of the season.
  2. Not since hurricane Camille in 1969 had a storm of such intensity made landfall in the United States. (Web site)
  3. Katrina's winds at landfall were 140 mph, which places the storm as a strong Category 4 on the Saffir-Simpson scale of hurricane intensity.

Exercise

  1. You may need to change your diet or medication dose if you change your exercise intensity or duration to keep blood sugar levels from going too high or low. (Web site)
  2. Changes in exercise intensity or duration may require modification of your diet or medication to keep blood glucose levels in an appropriate range.
  3. During exercise, heart rate rises dramatically, and is a good indicator of exercise intensity. (Web site)

Patient

  1. A physician can adjust the intensity, duration and frequency of the stimulation, which may be minimally noticeable by the patient, in follow-up visits. (Web site)
  2. Pain intensity may be moderate to severe and aggravated by physical activity, prompting the patient to remain still as it intensifies. (Web site)
  3. Location and intensity of abdominal pain vary from patient to patient, depending upon the location and type of disease in the affected tissues.

Great Intensity

  1. The moderate climate and long growing season gives wines of great intensity and complexity. (Web site)
  2. Isadora Duncan devised a free style of dance that conveyed great intensity of feeling.
  3. The rugged terroir of Chappellet's vineyards produces wines with great intensity and finesse, qualities that define the world's finest wines. (Web site)

Palate

  1. A good fruit intensity on the palate and a long and slightly yeasty finish.
  2. Castillo de Fuendejalon Ruby red colour of medium intensity with violet tones, black berryes, spice and ripened tannins on the palate with a pleasant finish.
  3. Lemony, stony chardonnay fruit on the palate, a lot of sappy raw material still, but good intensity without being clunky.

Luminance

  1. Radiance (Luminance) (B): The intensity when spread over a given surface.
  2. Lastly equation (2) is placed to the equation(1)) and the luminance is obtained due to luminous intensity(light intensity). (Web site)
  3. This mode is more useful with single component textures that contain only alpha, luminance or intensity values.

Direction

  1. Cutting of Tourmaline: The intensity of color of a tourmaline crystal varies dramatically with change in direction (strongly pleochroic).
  2. Luminance is a photometric measure of the luminous intensity per unit area of light travelling in a given direction. (Web site)
  3. They involve the maximum and minimum intensity, the ellipticity, and the direction of polarization. (Web site)

Intense

  1. Only genes with signals at least two times more or less intense than corresponding levels of signal intensity in control bacteria were included in the study. (Web site)

Feeling

  1. IBS symptoms were monitored (frequency and intensity of abdominal pain, bloating, number of stools, feeling of incomplete rectal evacuation). (Web site)
  2. The intensity of the pain is very variable and ranges from mild stomach discomfort to very severe pain with the feeling of dying.
  3. But the perpetually underappreciated Cox (Innocence) has trumped them with simplicity and sheer intensity of feeling. (Web site)

Extent

  1. The extent of damage depends on the location, exposure, color, intensity, and type of dye and method of dyeing of the carpet.
  2. However, nothing was to the extent of the wonderful Prost vs Senna rivalry nor to the level of intensity they raced each other under.
  3. LAND USE INTENSITY a measure of the extent to which a land parcel is developed in conformity with zoning ordinances. (Web site)

Severity

  1. The severity of the problem depends on frequency, intensity, duration and also the position in which the thumb is placed in the mouth. (Web site)

Timing

  1. Solar scientists have tracked them for some time without being able to predict their relative intensity or timing. (Web site)
  2. Intensity of chemotherapy in the above trials was not directly assessed, however the degree and timing of neutropenia was comparable across all trials.

Speed

  1. Imagine the intensity of the accelerating force required to raise the velocity of the electrons from zero to half the speed of light in so short a distance.
  2. Though somewhat influenced by the speed, brevity and intensity of hardcore punk, the Minutemen are generally not classified in the genre.
  3. Goregrind and deathgrind: This style mixes the intensity, speed, and brevity of grindcore with the complexity of death metal. (Web site)

Acidity

  1. PH A chemical measurement of the intensity of the acidity in a wine; the lower the pH, the more intense the acid.

Balance

  1. This type of reserve becomes possible only when a vineyard produces a wine with both intensity and balance.
  2. We loved the brightness, intensity, minerality and balance of our recommended wines. (Web site)

Categories

  1. Science > Physics > Optics > Light
  2. Information > Science > Physics > Frequency
  3. Duration
  4. Perception > Senses > Hearing > Sound
  5. Glossaries > Glossary of Optics /

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  Short phrases about "Intensity"
  Originally created: December 16, 2007.
  Links checked: March 03, 2013.
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