Plasma cells moving compared to each other induce electric currents in each other, generating filamentary currents and forming electrical circuits. Prodigious quantities of electrical energy developed in one plasma cell could possibly be carried over many vast amounts of light years through these filamentary currents to burst suddenly (just as one electrical discharge) from your small and localized region. Nobel laureate Hannes Alfvén had proposed that, "...X-ray and gamma-ray bursts [in space] could be due to exploding double layers." Furthermore, considering that the double layer gets energy from the entire circuit, the explosion can be a great deal more energetic than expected through the souped up that is locally present. Lighting takes center stage in fashion photography and a photography light meter will assist you in planning the lighting for a shot. Ideally, the light should enhance the elements of the design and the shot. It can be kept minimal to create silhouettes or mood, or bright to increase the contrast. Some pictures may require a fill light added when shooting into the sun, while others prefer the effect without. An outdoor shoot during an overcast day assists in creating a mood and allows the shadows to play across her skin which adds interest to the shot.