Published in Nature Journal: Explosive eruption style modulates volcanic electrification signals by Caron E. J. Vossen1, Corrado Cimarelli1, Luca D’Auria2,3, Valeria Cigala1, Ulrich Kueppers1, José Barrancos2,3 & Alec J.Bennett4,5… Differences between the BTD series and an electric field mill by Dr Alec Bennett PhD MInstP FRMetS CMet. The Biral BTD series thunderstorm detectors use changes in the… Standalone (thunderstorm) Lightning Detectors Biral BTD-300 vs. Vaisala TSS928 by Dr Alec Bennett PhD MInstP FRMetS CMet. TSS928 uses radio signals produced… Sampling and Analysis of Aerosol Particles using the AOT-100 by Professor Don Clark. In many aerosol sampling and analysis projects the target particles are likely to be… Aerosol Optical Tweezers for studying Heterogeneous Chemistry by Dr Jim Walker. Resolving the heterogeneous chemistry that occurs at the surface of atmospheric aerosol particles is… Warning of imminent lightning using single-site meteorological observations by A. J. Bennett1 2 Introduction Thunderstorms present a significant hazard to people and infrastructure in their path.… Aerosol Optical Tweezers for Measuring the Hygroscopic Properties of Aerosols by Dr Jim Walker Understanding the hygroscopic response of aerosol droplets to changes in ambient humidity is a… The use of Biral Forward Scatter Visibility Meters in the presence of haze, smoke and sandstorms The performance of forward scatter meters (FSM) in the presence of haze, smoke and dust is sometimes questioned…