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flow visualization

These laser assisted videos demonstrate the effectiveness of ‘COVID-19 masks’

Jul 1, 2020 by John Aldred 12 Comments
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While the usefulness of surgical masks, in general, is quite well known (surgeons have been using them for years) there is little-to-no data on many of the DIY face coverings people have been using during the coronavirus pandemic. So, researchers at the Florida Atlantic University’s College of Engineering and Computer Science have done some tests of their own.

The experiment was published in the journal Physics of Fluids and demonstrates the effectiveness of wearing a face covering when you cough using some pretty cool flow visualisation using lasers. Of course, this post isn’t a debate about whether or not you should or shouldn’t wear a mask. You should. This technique just shows that even the simplest of masks helps reduce the risk of infection and it does so using a very cool technique

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Udi Tirosh: from diyphotography.netUdi Tirosh is an entrepreneur, photography inventor, journalist, educator, and writer based in Israel. With over 25 years of experience in the photo-video industry, Udi has built and sold several photography-related brands. Udi has a double degree in mass media communications and computer science.

Alex Baker: from diyphotography.netAlex Baker is a portrait and lifestyle driven photographer based in Valencia, Spain. She works on a range of projects from commercial to fine art and has had work featured in publications such as The Daily Mail, Conde Nast Traveller and El Mundo, and has exhibited work across Europe

David Williams: from diyphotography.netDave Williams is an accomplished travel photographer, writer, and best-selling author from the UK. He is also a photography educator and published Aurora expert. Dave has traveled extensively in recent years, capturing stunning images from around the world in a modified van. His work has been featured in various publications and he has worked with notable brands such as Skoda, EE, Boeing, Huawei, Microsoft, BMW, Conde Nast, Electronic Arts, Discovery, BBC, The Guardian, ESPN, NBC, and many others.

John Aldred: from diyphotography.netJohn Aldred is a photographer with over 20 years of experience in the portrait and commercial worlds. He is based in Scotland and has been an early adopter - and occasional beta tester - of almost every digital imaging technology in that time. As well as his creative visual work, John uses 3D printing, electronics and programming to create his own photography and filmmaking tools and consults for a number of brands across the industry.

Dunja Djudjic: from diyphotography.netDunja Djudjic is a multi-talented artist based in Novi Sad, Serbia. With 15 years of experience as a photographer, she specializes in capturing the beauty of nature, travel, and fine art. In addition to her photography, Dunja also expresses her creativity through writing, embroidery, and jewelry making.

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