Wastewater‐based epidemiology (WBE)
In: Water and environment journal, Band 35, Heft 4, S. 1162-1163
ISSN: 1747-6593
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In: Water and environment journal, Band 35, Heft 4, S. 1162-1163
ISSN: 1747-6593
In: HAZMAT-D-22-00556
SSRN
In: Environmental science and pollution research: ESPR, Band 30, Heft 3, S. 5516-5529
ISSN: 1614-7499
In: HAZMAT-D-22-00620
SSRN
In: Environmental science and pollution research: ESPR, Band 27, Heft 8, S. 8157-8165
ISSN: 1614-7499
Wastewater-based epidemiology (WBE) is a powerful technique for monitoring illicit drugs of abuse in the community. Here, we report on a surface-enhanced Raman scattering/spectroscopy (SERS) sensor for the sensitive and selective detection of methamphetamine based on the assembly of noble metal core-shell nanoparticles on a bespoke glassy nanofibrous electrospun paper matrix. The hierarchical structure of the fibrous paper, modified with the synthesized Au@Ag core-shell nanoparticles (Au@Ag) possessing good SERS efficiency, enables us to evaluate the community-wide prevalence of methamphetamine in wastewater treatment plants around Beijing. We show that when normalized for the daily flow of the wastewater treatment plants, higher mass loads of drugs are found in sewage influent from urban areas, implying greater local methamphetamine usage than that in less populated areas. These user-friendly and disposable paper devices demonstrate the applicability of rapid on-site illicit drug detection, illustrating the application to wastewater-based epidemiology, which has the potential to inform government agencies regarding societal interventions.
BASE
SSRN
In: Environmental science and pollution research: ESPR, Band 27, Heft 25, S. 31884-31891
ISSN: 1614-7499
In: ACS symposium series 1319
Wastewater-based epidemiology (WBE) is a powerful technique for monitoring illicit drugs of abuse in the community. Here, we report upon a surface-enhanced Raman spectroscopy (SERS) sensor for the sensitive and selective detection of methamphetamine based upon the assembly of noble metal core-shell nanoparticles on a bespoke glassy nanofibrous electrospun paper matrix. The hierarchical structure of the fibrous paper, modified with the synthesized Au@Ag core-shells (Au@Ag) gave strong SERS signalling, enabling us to evaluate the community-wide prevalence of methamphetamine in wastewater treatment plants within Beijing. We show that, when normalized for the daily flow of the wastewater treatment plants and for population density, higher mass loads of drugs are generally found in sewage influent from urban areas, implying greater local methamphetamine usage than that in less populated areas. The user-friendly and disposable paper sensors demonstrate the applicability of rapid on-site illicit drug detection, illustrating the application to wastewater-based epidemiology, which has the potential to inform government agencies regarding societal interventions.
BASE
In: Environmental science and pollution research: ESPR, Band 28, Heft 13, S. 16754-16766
ISSN: 1614-7499
In: Environmental science and pollution research: ESPR, Band 26, Heft 23, S. 23593-23602
ISSN: 1614-7499
In: STOTEN-D-22-28217
SSRN
In: Environmental science and pollution research: ESPR, Band 28, Heft 31, S. 42975-42980
ISSN: 1614-7499