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How To Increase The Protection Factor Provided By Existing Facepiece Respirators Against Airborne Viruses: A Novel Approach

How To Increase The Protection Factor Provided By Existing Facepiece Respirators Against Airborne Viruses: A Novel Approach

SER GEY A. GRINSHPUN, BYUNG UK LEE, MJKHAlL YERMAKOV, and ROY MCKAY Center for Health-Related Aerosol Studies, Occupational Pulmonary Services Department of Environmental Health, University of Cincinnati, Cincinnati, OH 45267-0056, U.S.A.  Keywords: RESPIRATOR,... read more >

CDC | UofC | DofEH | EPA | Journal | Face Mask
Respiratory Protection Provided by N95 Filtering Facepiece Respirators Against Airborne Dust and Microorganisms in Agricultural Farms

Respiratory Protection Provided by N95 Filtering Facepiece Respirators Against Airborne Dust and Microorganisms in Agricultural Farms

Journal of Occupational and Environmental Hygiene 2: 577–585 ISSN: 1545-9624 print / 1545-9632 online Shu-An Lee, Atin Adhikari, Sergey A. Grinshpun, Roy McKay, Rakesh Shukla, Haoyue Li Zeigler, and Tiina Reponen University of Cincinnati, Department of Environmental Health,... read more >

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Allertech Laboratory, INC. Gives Opinion on Operational Characteristics of Air Supply® Ionic Technology Products

Allertech Laboratory, INC. Gives Opinion on Operational Characteristics of Air Supply® Ionic Technology Products

Allertech Laboratory, INC. I have been asked to render my opinion on studies examining the operational characteristics of Air Supply ionic technology products, including the AS180i Minimate* personal wearable device and the Vortex VI-3500* room... read more >

UofC | CHRAS | DofEH | Aerosol Science | Lab Test | Study | Air Purification | Face Mask
Manikin-Based Performance Evaluation of N95 Filtering-Facepiece Respirators Challenged with Nanoparticles

Manikin-Based Performance Evaluation of N95 Filtering-Facepiece Respirators Challenged with Nanoparticles

ANNA BAŁAZY1,2, MIKA TOIVOLA1, TIINA REPONEN1, ALBERT PODGÓRSKI2, ANTHONY ZIMMER3 and SERGEY A. GRINSHPUN1 1Department of Environmental Health, Center for Health-Related Aerosol Studies, University of Cincinnati, Cincinnati, OH 45267-0056, USA; 2Department of Chemical... read more >

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Filtering Efficiency of N95- and R95-Type Facepiece Respirators, Dust-Mist Facepiece Respirators, and Surgical Masks Operating in Unipolarly Ionized Indoor Air Environments

Filtering Efficiency of N95- and R95-Type Facepiece Respirators, Dust-Mist Facepiece Respirators, and Surgical Masks Operating in Unipolarly Ionized Indoor Air Environments

Byung Uk Lee, Mikhail Yermakov, Sergey A. Grinshpun Center for Health-Related Aerosol Studies Department of Environmental Health, University of Cincinnati 3223 Eden Avenue, PO Box 670056, Cincinnati, Ohio 45267-0056, US.A Present address: Environment & Process Technology... read more >

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Unipolar Ion Emission Enhances Respiratory Protection Against Fine and Ultrafine Particles

Unipolar Ion Emission Enhances Respiratory Protection Against Fine and Ultrafine Particles

Atmospheric Environment   Byung Uk Lee, Mikhail Yermakov, Sergey A. Grinshpun Department of Environmental Health, Center for Health-Related Aerosol Studies, University of Cincinnati   Abstract We developed a novel concept that allows to considerably improve the... read more >

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Dr. Gabor Lantos Introductory Letter for Ionic Technology Reducing Risks of Airborne Respiratory Pathogens and Viruses

Dr. Gabor Lantos Introductory Letter for Ionic Technology Reducing Risks of Airborne Respiratory Pathogens and Viruses

Dr. Gabor Lantos MD.P.ENG.MBA Head of Occupational Health Management Services Inc. Toronto, Barries, London, Vancouver   Dear Mr. Weinberg: You have asked me for my professional opinion regarding the potential use of the... read more >

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University of Cincinnati Medical Center Report On the Performance of Surgical Masks Operating with the Wein Air Purifiers

University of Cincinnati Medical Center Report On the Performance of Surgical Masks Operating with the Wein Air Purifiers

Environmental Health Foundation Department of Environmental Health University of Cincinnati   Dear Mr. Weinberg This memo is to summarize the results of the Phase 1 tests that have recently been performed with surgical masks sealed to... read more >

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Alexander Zakhartchouk and Marat Khodoun Give Their Opinion On How to Reduce the Spread of SARS

Alexander Zakhartchouk and Marat Khodoun Give Their Opinion On How to Reduce the Spread of SARS

Dear Mr. Weinberg: This letter is written in response to your request and expresses our professional opinion regarding physical and biological properties of the coronavirus, its infectious pathways, and possible methods to decrease the risk of... read more >

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Sergey A. Grinshpun Letter Affirming Effectiveness of Ion Generating Equipment on SARS, Anthrax and Smallpox

Sergey A. Grinshpun Letter Affirming Effectiveness of Ion Generating Equipment on SARS, Anthrax and Smallpox

University of Cincinnati Medical Center Department of Environmental Health University of Cincinnati   Mr. Stanley Weinberg Wein Products Inc. Dear Mr. Weinberg, You have requested a letter expressing my opinion as to whether the findings on... read more >