Sentences with phrase «varying light intensities»

Well, we now know that the varying tissue - types in the body respond differently to varying light intensities, wavelengths, and pulse frequencies.

Not exact matches

However, the index of refraction varies with the wavelength of light, too, and can also change with the intensity of the light.

Howell, working with scientists at the National Physical Laboratory in Teddington, illuminated large swatches of dyed woollen material and smaller pieces of undyed silk with different intensities of artificial light for varying lengths of time.

By modulating the intensity of the laser light, Lipson says, the gap can be opened or closed to varying widths.

The chemical composition of the microalgae is not an intrinsically constant factor, but varies over a wide range in accordance with the different cultivation factors such as temperature, light (intensity, wavelength and photoperiod), pH of the medium, supply of CO2, concentration and type of nutrients, source and concentration of nitrogen, salinity and growth phase.

Brain scans created using functional MRI consist of a series of images in which different areas light up with varying intensity at different times.

The FORTIS spectrographic element splits the light captured by the telescope into segments of varying wavelength intensity, which help scientists discern hydrogen emission and absorption.

This summer, LeBourgeois launched a five - year, $ 2.5 million study funded by the National Institutes of Health, in which her research team goes into the homes of volunteer families, exposes children to varying intensities of light and collects saliva samples to measure changes in melatonin levels and the timing of the biological clock.

Then, while is being irradiated with ultraviolet light, it emits a bluish light, which varies in intensity proportionally to the quantity of methylmercury and inorganic mercury present in the fish,» explains Tomás Torroba, lead author of the paper.

They pointed out that if magnetic or electric fields that varied over space were applied to atoms, the scattering force caused by the laser light would not necessarily be proportional to the light intensity.

If this defect is illuminated with a green laser, in response it will emit red light (fluoresce) with an interesting feature: its intensity varies depending on the magnetic properties in the environment.

Variable star, any star whose observed light varies notably in intensity.

I'm using the 4 pound club; you can use a lighter 2 pound club or heavier 6 and 8 pound clubs to vary the intensity.

There's also a healthy and attractive grittiness here, with colors and light patterns that vary in intensity in accordance with the filmmakers» intentions.

Most eye strain comes from looking at a backlit display, as this has a constant intensity, even in varying light environments.

Light from the subpixels is mixed in varying intensities to produce different colors.

Why Parameters Matter When Administering Laser Therapy Each of the tissue - types in the body responds differently when exposed to light of varying intensities, wavelengths, and pulse frequencies.

Each of these tissue - types responds differently to varying light wavelengths, intensities, and pulse frequencies.

Each of the tissue - types in the body responds differently when exposed to light of varying intensities, wavelengths, and pulse frequencies.

I wanted to add a little visual interest to the black surrounding the mark, so I created yet another animation of lights panning and varying in intensity along a grid.

The galleries respond to the evolving character of Still's art, changing scale and proportion, while varying the intensity of light.

This is illustrated in Figure 1 showing how the light intensity (y - axis; also referred to as «flux density «-RRB- and the colour of the light (wave length) vary for objects with different temperatures (here represented by different curves).

The answer to the question is vital to our understanding of the process by which ultraviolet light intensity at the tropopause and below varies independent of the suns output.

It sits just below the original flash in a vertical orientation — the phone evaluates lighting conditions in real time and flashes each one at varying intensities for the best possible results.

He or she will experiment with different types of lighting, as well as look at varying intensities and beam widths using professional - quality bulbs and light fixtures.