Effect of particle size on the performance of an N95 filtering facepiece respirator and a surgical mask at various breathing conditions

X He, T Reponen, RT McKay… - Aerosol Science and …, 2013‏ - Taylor & Francis
The effect of aerosol particle size on the performance of an N95 filtering facepiece respirator
(FFR) and a surgical mask (SM) was evaluated under different breathing conditions …

Impact of structural features on dynamic breathing resistance of healthcare face mask

B Yao, Y Wang, X Ye, F Zhang, Y Peng - Science of The Total Environment, 2019‏ - Elsevier
In order to provide an overall evaluation and characterization of the comfort sensation and
performance of face mask related to breathing resistance for healthcare in fog and haze …

The role of personal protective equipment (PPE) in reducing firefighter exposure to chemical hazards: A systematic review

N Chakr, A Sav - Journal of Occupational and Environmental …, 2024‏ - Taylor & Francis
This paper aims to investigate the effectiveness of personal protective equipment (PPE) in
reducing firefighter exposure to various hazardous chemicals from the smoke emitted during …

Effectiveness of N95 respirators for nanoparticle exposure control (2000–2016): a systematic review and meta-analysis

MGL Ntlailane, J Wichmann - Journal of Nanoparticle Research, 2019‏ - Springer
Workers are increasingly exposed to nanoparticles, mostly via inhalation. Respiratory
protection is recommended as an additional control measure. Particulate respirators are …

Effects of breathing frequency and flow rate on the total inward leakage of an elastomeric half-mask donned on an advanced manikin headform

X He, SA Grinshpun, T Reponen… - Annals of …, 2014‏ - academic.oup.com
Objectives: The objective of this study was to investigate the effects of breathing frequency
and flow rate on the total inward leakage (TIL) of an elastomeric half-mask donned on an …

Evaluation of N95 filtering facepiece respirator efficiency with cyclic and constant flows

A Bahloul, A Mahdavi, F Haghighat… - Journal of occupational …, 2014‏ - Taylor & Francis
An increasing demand for protecting workers against harmful inhalable ultrafine particles
(UFPs), by means of filtering facepiece respirators (FFRs), necessitates assessing the …

Performance of N95 FFRs against combustion and NaCl aerosols in dry and moderately humid air: Manikin-based study

S Gao, J Kim, M Yermakov, Y Elmashae… - Annals of …, 2016‏ - academic.oup.com
Objectives: The first objective of this study was to evaluate the penetration of particles
generated from combustion of plastic through National Institute for Occupational Safety and …

Laboratory evaluation of the particle size effect on the performance of an elastomeric half-mask respirator against ultrafine combustion particles

X He, SA Grinshpun, T Reponen… - Annals of …, 2013‏ - academic.oup.com
Objectives: This study quantified the particle size effect on the performance of elastomeric
half-mask respirators, which are widely used by firefighters and first responders exposed to …

How does breathing frequency affect the performance of an N95 filtering facepiece respirator and a surgical mask against surrogates of viral particles?

X He, T Reponen, R McKay… - Journal of occupational …, 2014‏ - Taylor & Francis
Breathing frequency (breaths/min) differs among individuals and levels of physical activity.
Particles enter respirators through two principle penetration pathways: faceseal leakage and …

Penetration of combustion aerosol particles through filters of NIOSH-certified filtering facepiece respirators (FFRs)

S Gao, J Kim, M Yermakov, Y Elmashae… - … of occupational and …, 2015‏ - Taylor & Francis
Filtering facepiece respirators (FFRs) are commonly worn by first responders, first receivers,
and other exposed groups to protect against exposure to airborne particles, including those …