Particle acceleration and trapping in solar flares : selected contributions to the workshop held at Aubigny-sur-Nère (Bourges), France, June 23-26, 1986

Session I: Acceleration Processes.- Acceleration and Energization by Currents and Electric Fields (Invited Review).- Electron Acceleration within Coronal Loops: a Wave-Particle Process?.- Evidence for Interacting Loop Process in a Phase of the May 16, 1981 Flare.- Effects of Turbulence Development in Solar Surges.- Type II Solar Radio Emission - a Self-Consistent Approach.- A Type IV Burst Associated with a Coronal Streamer Disruption Event.- Session II: Particle Storage.- Quasi-Monochromatic Wave-Particle Interactions in Magnetospheric Plasmas (Invited Review).- Microwave Sources of Solar Flares: Loop Top or Foot Points?.- Session III: Emission Processes.- Plasma Emission: A Review (Invited Review).- Spotless Flares and the Associated Radio Continuum Emission.- Session IV: Radio Pulsations.- Theory of Radio Pulsations in Coronal Loops (Invited Review).- Beat Structure in Pulsating Type IV Solar Radio Bursts and a Possible Mechanism.- Repetition Rates of Fast Pulses in a Solar Burst Observed at mm-Waves and Hard X-rays.- Session V: Cyclotron Maser, Spikes.- Electron Cyclotron Maser Emission from Solar Flares (Invited Review).- The Saturation of Electron Cyclotron Maser and the Time Profile of Emitted Spikes.- Harmonic Emission and Polarization of Millisecond Radio Spikes.- Evidence of Harmonic Microwave Radiation during Solar Flares.- Low-Level Decimetric (1.6 GHz) Solar Burst Activity.- Direct Generation of Solar and Stellar Radio Bursts by Energetic Electron Maser.- Session VI: Hard X-Ray Bursts.- Hard X-Ray Emission Processes in Solar Flares (Invited Review).- Hard X-Ray and Radio Emission at the Onset of Great Solar Flares.- Announcement.