Ashley R. Ravnholdt

ORCID: 0000-0003-2369-4028
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About
Contact & Profiles
Research Areas
  • Infection Control and Ventilation
  • COVID-19 epidemiological studies
  • Indoor Air Quality and Microbial Exposure
  • Air Quality Monitoring and Forecasting
  • Viral gastroenteritis research and epidemiology
  • Particle Dynamics in Fluid Flows
  • COVID-19 and healthcare impacts
  • Air Quality and Health Impacts
  • SARS-CoV-2 detection and testing
  • COVID-19 Pandemic Impacts

University of Nebraska Medical Center
2023-2025

Viruses and other pathogens that transmit as aerosols pose a significant risk to the public, due potential for widespread disease transmission. These viral diseases may be transmitted from person-to-person, such SARS-CoV-2, or environmentally generated aerosols, like hantaviruses. The threat pathogen an aerosol depends on several factors, including its stability aerosol. Bioaerosol is generally studied decay of properties (e.g., viability, infectivity and/or detectability) in response...

10.1080/02786826.2024.2443108 article EN cc-by-nc-nd Aerosol Science and Technology 2025-01-09

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and resulting COVID-19 (coronavirus disease 2019) pandemic have required mass diagnostic testing, often taking place in testing sites within hospitals, clinics, or at satellite locations. To establish the potential of SARS-CoV-2 aerosol transmission to identify junctures during that result increased viral exposure, surface samples were examined for presence RNA from locations Nebraska Medicine vaccine clinics. Aerosols...

10.3390/ijerph20020976 article EN International Journal of Environmental Research and Public Health 2023-01-05

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is transmitted human-to-human via aerosols and air-borne droplets. Therefore, capturing destroying viruses from indoor premises are essential to reduce the probability of human exposure virus transmission. While heating, ventilation, air conditioning (HVAC) systems help in reducing viral load, a targeted approach required effectively remove SARS-CoV-2 address concerns. The present study demonstrates efficient trapping destruction...

10.1016/j.ecoenv.2023.115487 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2023-09-18

During the COVID-19 pandemic, meatpacking workers were disproportionately affected by disease. Large outbreaks at facilities resulted in loss of life and threatened well-being across globe. Much work was done throughout pandemic to understand prevent these outbreaks. This study combined ventilation system evaluation measurement human-generated respiratory aerosol investigate identify areas highest risk for disease transmission. These findings confirm that improved reduces exposure aerosols...

10.1371/journal.pone.0314856 article EN cc-by PLoS ONE 2024-12-17
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