PPT-Evolution of the heliospheric magnetic field

Mathew Owens 1 Space and Atmospheric Electricity group Department of Meteorology HMF big Questions that I probably wont answer today What are the physical processes by which the the heliospheric magnetic field HMF evolve. The tip can be adjusted allowing the user to measure fields that are parallel or perpendicular to the long axis of the sensor The Magnetic Field Sensor can be used for a variety of interesting experiments involving magnetic fields Measure and study The tip can be adjusted allowing the user to measure fields that are parallel or perpendicular to the long axis of the sensor The Magnetic Field Sensor can be used for a variety of interesting experiments involving magnetic fields Measure and study Consider a uniform magnetic field into the board, with conducting rod moving through it:.  . + side. - side. Charges will move. If part of a circuit, can generate a current!. Which direction is the current through the resistor?. Dayal Wickramasinghe and Lilia . Ferrario. Australian National University. Canberra. . . The chemically peculiar . Ap. , Bp stars ( ~ 1.8 -5 . M. sun. ) are magnetic, and . have ordered large. scale fields, . Bryan Gaensler. Centre of Excellence for . All-sky Astrophysics. www.caastro.org. Brown (2010). The Centre for All-sky Astrophysics. The . CAASTRO. Vision: To be the international leader in wide-field. Andrii Neronov. University of Geneva. Durrer. & AN, . A&ARev. , 21, 62 (2013) . Overview . Magnetic fields in astronomy and cosmology. Characterization. of cosmological magnetic fields. Generation. Dandan Ye. Contents. Paper review: . 2005 J.J. Sudol and J.W. Harvey. ‘. Longitudinal magnetic field changes accompanying . . solar flares’. My work . about. flare-related magnetic field evolutions to the X1.8 flare on 2012.10.23. . Alexei A. . Pevtsov. US National Solar Observatory. What is Space Climate Anyway?. SW–SC Similarities. Same drivers (solar eruptive events, open magnetic fields/CHs, solar wind). Similar spatial scales (quiet Sun, large-scale magnetic fields).. . What Photospheric Magnetograms Can Teach Us About Solar Activity. Brian T. Welsch, Bill Abbett. 1. , Dave Bercik. 1. , . George H. Fisher. 1. , Yan Li. 1. , and Pete W. Schuck. 2 . 1. Space Sciences Lab, UC-Berkeley; . . Alexei A. . Pevtsov. US National Solar Observatory. What is Space Climate Anyway?. SW–SC Similarities. Same drivers (solar eruptive events, open magnetic fields/CHs, solar wind). Similar spatial scales (quiet Sun, large-scale magnetic fields).. Right Hand RuleAcademic Resource CenterMagnetic Fields And Right Hand RulesBy Anthony RuthMagnetic Fields vs Electric FieldsMagnetic fields are similar to electric fields but they are produced only by Introduction. Solar flares occur when energy is converted into x-rays ,heat & supersonic fluid motion.. Energy is stored in magnetic filed lines.. Electric field changes connectivity of magnetic field lines and the energy is released.. Section 30. Previously supposed zero net current.. Then. For a conductor, there can be non-zero net current. Now we suppose there is such.. Then. “Conduction” current density. Magnetization gives no contribution to net current, even though there is surface current. Open: Venus – solar wind. Closed: Venus – Venus. Draped: solar wind – solar wind. Magnetic fields guide ion and electron motions. The connectivity (topology) of these field lines helps us to understand how the upper atmosphere interacts with the solar wind..