Mostrando 1,121 - 1,140 Resultados de 1,421 Para Buscar '"Sampler"', tiempo de consulta: 0.20s Limitar resultados
  1. 1121
    “…These lessons learned from the dog may benefit the next-generation of vapor samplers for explosives, narcotics, pathogens, or even cancer, and could inform future bio-inspired designs for optimized sampling of odor plumes.…”
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  2. 1122
    “…Using SKC AirCheck Touch pumps, with National Institute for Occupational Safety and Health (NIOSH) bioaerosol samplers and SKC filter cassette blanks, 28 aerosol samples were collected in a hospital ward in Singapore. …”
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  3. 1123
    “…In the present study, the concentration of fungi and bacteria in the atmosphere was measured during a specific vehicle fleet reduction in the city of São Paulo, Brazil, from May 24 to 30, 2018, using impactor air samplers. The number of isolated developed colonies was related to atmospheric conditions and the concentration of other air pollutants constantly monitored. …”
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  4. 1124
    “…Broad-spectrum fluoroquinolone antibiotics (ciprofloxacin and levofloxacin), carbapenem and fluoroquinolone resistance genes, as well as viral genomes, were detected in grab samples of wastewater effluents. Passive samplers, which are simpler and easier to use and provide information about the concentrations and combination of contaminants present in a certain fluid matrix over time, proved to be extremely promising devices to monitor the presence of the target antibiotics in wastewater effluents. …”
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  5. 1125
    “…In all experiments, both C(12)- and C(15)-CPs could be identified in both the food simulant and the cellulose samplers. Mean transfer rates into the food simulant amounted to 2.2% for C(12)-CPs and 5.8% for C(15)-CPs. …”
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  6. 1126
    “…The Metropolis–Hastings samplers data sets are used to estimate the posterior densities and then compute the Bayesian estimates. …”
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  7. 1127
    “…The time complexity of the proposed algorithm is [Formula: see text] , where L is the number of samplers. Furthermore, our algorithm also matches the optimal error-tolerance bound.…”
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  8. 1128
  9. 1129
    “…Aiming to obtain a sample more representative of the residence hall community, a decision was made to use passive samplers beginning in late March onwards. Adopting a Moore swab approach, SARS-CoV-2 was detected in wastewater samples just 2 days after passive samplers were deployed. …”
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  10. 1130
    “…Monitoring, carried out by using the Radiello diffusive samplers, was conducted in eleven sampling sites throughout the city taking into account the traffic density and the architecture of the city. …”
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  11. 1131
  12. 1132
    “…Two different monitoring strategies were applied: event-driven sampling after pesticide applications and weekly integrated sampling using automatic water samplers. A total of 70 active substances were monitored while farmers applied 25 active substances. …”
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  13. 1133
    “…In August and September 1999 and 2000, concentrations of ozone (O(3)) and nitric acid vapor (HNO(3)) were monitored at an elevation gradient (2184–3325 m) on the Mammoth Mountain, eastern Sierra Nevada, California. Passive samplers were used for monitoring exposure to tropospheric O(3) and HNO(3) vapor. …”
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  14. 1134
    “…This 6-month follow-up study aims to determine 7-day personal ambient NO(2) and BTEX exposure levels via compact passive diffusion samplers in female participants from Cape Town, and investigate whether exposure levels are associated with cardiovascular risk markers. …”
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  15. 1135
    “…To clarify the thrust and key points of the future promotion of life in extreme environmental studies, prospects and challenges related to observing equipment, samplers, laboratory simulation systems, and submersibles are proposed. …”
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  16. 1136
    “…Unlike the current uniform sampling architectures, the incoming narrow-band singles are sampled by a series of space–time coprime samplers. An improved rotational invariance estimator is introduced, which offers closed-form solutions for both angle and frequency estimation. …”
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  17. 1137
    “…Six-day integrated indoor and outdoor concentrations of the three pollutants were simultaneously measured in two communities in Southern California using passive samplers. The average indoor HONO concentration was 4.6 ppb, compared to 0.9 ppb for outdoor HONO. …”
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  18. 1138
    “…Here, a data-independent method leveraging ion mobility spectrometry (IMS) and size-dependent fragmentation was developed and applied to characterize aquatic passive samplers deployed near a North Carolina fluorochemical manufacturer. …”
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  19. 1139
    “…A land use regression (LUR) model for the mapping of NO(2) concentrations in Ottawa, Canada was created based on data from 29 passive air quality samplers from the City of Ottawa’s National Capital Air Quality Mapping Project and two permanent stations. …”
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  20. 1140
    “…Each sample was formed with ca 100 000 m(3) of passed air, collected with two parallel ASS-500 high volume air samplers. The results for (40)K and (137)Cs are also presented for reference and comparison. …”
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