Ballistic Analysis of Polish Low-Vulnerability Gun Propellants

One direction of modern artillery ammunition development is to reduce its vulnerability to the effects of mechanical and thermal factors during transport, storage and operation.For LOVA, the reduced vulnerability of propellant explosives intended for loading into this ammunition is usually connected with a higher thermal ignition impulse threshold

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Dosimetry Assessment of Potential Hazard from Visible Light, Especially Blue Light, Emitted by Screen of Devices in Daily Use

Norramon Charoenpipatsin,1 Punyanut Yothachai,1 Nuttaporn Nuntawisuttiwong,1 Ornnicha Wongpraparut,2 Pranomkorn Choosri,3 Narumol Silpa-archa1 1Photodermatology Unit, Department of Dermatology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand; 2Shrewsbury International School Bangkok, Bangkok, Thailand; 3Department of Bio

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Retroperitoneal semi-closed eversion ring endarterectomy of the left common iliac artery as a bridge for EVAR in a patient with a bilateral obstructive iliac disease

Concomitant abdominal aortic aneurysm (AAA) Figure Skating - Boots - Mens and bilateral iliac occlusive disease constitute a challenge for the application of endovascular repair of the aorta.We present the case of an 84-year-old man with an AAA, coronary disease, intermittent claudication of both legs, comorbidities including a hostile abdomen, and

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Numerical Investigation of the Influence of Axial Overlap of Blade Angle Slots on an Axial Flow Compressor Stability

In this paper, a numerical investigation was conducted on a subsonic compressor rotor with blade angle slot casing treatments.The purpose of the investigation is to reveal the influence of axial overlap of blade angle slot on the compressor stability.Six kinds of blade angle slot casing treatments with different axial overlap rates were investigate

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