PMC:7784787 / 5617-5905 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T46","span":{"begin":0,"end":150},"obj":"Sentence"},{"id":"T47","span":{"begin":151,"end":288},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Herein we describe, for the first time, the use of a curved laser sheet for simultaneous yet separable detection of both mask leakage and penetration. We envisage this to be used as a tool for mask designers to improve performance without diminishing the breathability of the mask fabric."}