Sentences with phrase «magnetic field strength on»

We find that most of the solar cycle variation in the total solar irradiance can be accounted for by the absolute magnetic field strength on the solar disk, if fields associated with dark and bright regions are considered separately.

This unusual geometry results in a highly asymmetric magnetosphere, where the magnetic field strength on the surface in the southern hemisphere can be low.

Not exact matches

Tarduno's new results are based on the record of magnetic field strength fixed within magnetite found within zircon crystals collected from the Jack Hills of Western Australia.

If you provide energy in the form of radio waves, these tiny magnets can switch orientation and give off a resonance frequency that changes predictably based on the strength of the magnetic field.

Electrical sensors measure both the angle and the force applied by the user on the ankle, and a computer modifies the strength of the magnetic field accordingly.

He sketched the sunspot contours with scribble and crosshatch, intent mainly on mapping the locus (solar latitude and longitude) of each magnetic outburst and gauging the polarity and field strength (in gauss) of every sunspot.

Constraints on the magnetic field strength of HAT - P - 7 b and other hot giant exoplanets.

They found that given the same DMI strength, and if in the crystal phase, the frequencies corresponding to each mode depend differently on magnetic field strength.

A new instrument gave the team minute - by - minute updates on the strengths of magnetic fields in the spots.

If such a particle is placed in a magnetic field whose strength varies from region to region, it will move toward the weakest or strongest part of the field, depending on the particle's orientation [see illustration on next page].

This diagram maps the temperature and magnetic field strength at which the material's magnetoresistance turns on and then saturates.

«In our new study we're using microwaves to match the energy between electrons and carbon - 13 nuclei rather than a magnetic field, which removes some difficult restrictions on the strength and alignment of the magnetic field and makes our technique more easy to use,» says King.

The good news: The scientists argue that the minimum magnetic field strength will change depending on the M - dwarf's spectral type, as well as on stellar activity and stellar magnetic field strength changes.

He first created plasmas on the Tokamak Fusion Test Reactor (TFTR) that significantly exceeded previous limits for a crucial factor called «beta» — the ratio of the pressure of the plasma to the strength of the magnetic field that confines it.

The next step towards solving the puzzle was to re-determine the strength of the magnetic field within the atomic nucleus: theoretical predictions are strongly dependent on this parameter, which must be determined experimentally.

However, in the abstract of the Lockwood article it is stated that the strength of the solar magnetic field «has risen, on average, by an estimated 34 % since 1963 and by 140 % since 1900.»

This is the area where the Earth's magnetic forces are generated, strength of field is estimated to be about 25 Gauss, about 50 times greater than that on the Earth's surface.

Renown solar scientist Dr. K.G. McCracken from the Institute for Physical Science and Technology, University of Maryland, in 2007 published paper: Changes in the cosmic ray and heliomagnetic components of space climate, 1428 — 2005, including the variable occurrence of solar energetic particle events McCracken 2007 paper Major result of McCracken investigation based on 10Be dating is: the estimated annual average heliospheric magnetic field strength near Earth, 1428 — 2005, based on the inter-calibrated cosmic ray record as shown in Fig. 2 on p. 1073 (4 of 8).

20 and 21), and the attenuation level of cosmic rays in the heliosphere depends on the strength and level of turbulence of solar magnetic field and on the global structure of the heliosphere.

The magnetic field strength deflects more or less galactic cosmic rays which are really very high energy charged particles and the interaction between charge and magnetic field strength deflects them just like the magnets on the yoke of a cathode ray tube deflects an electron beam.

The reversal of magnetic field strength from one solar hemisphere to the other may have significant effects on cosmic ray modulation, for example.

Magnetic field indices derived from synoptic magnetograms of the Mt. Wilson Observatory, i.e. Magnetic Plage Strength Index (MPSI) and Mt. Wilson Sunspot Index (MWSI), are used to study the effects of surface magnetism on total solar irradiance variability during solar cycles 21, 22 and 23.

don't bother too much on SSN, rather look at the solar polar magnetic field strengths.

If the trend continues, the sun's magnetic field strength will drop below a certain threshold and sunspots will largely disappear; the field no longer will be strong enough to overcome such convective forces on the solar surface.