Mostrando 3,001 - 3,020 Resultados de 3,725 Para Buscar '"Stern"', tiempo de consulta: 0.29s Limitar resultados
  1. 3001
    “…Despite modest developments recently, there is a stern need for development of novel biosensors with high sensitivity for priority phenol pollutants. …”
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  2. 3002
    “…Finally, fluorescence quenching of the terpyridine moiety upon metal ion complexation offers an in situ probe to monitor the extent of sorbent saturation with a Stern–Volmer association constant of 2.9 × 10(4) L mol(–1). …”
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  3. 3003
    “…Additionally, through fluorescence quenching Stern–Volmer quenching constant (K(SV)) for Teicoplanin was estimated as 2.5 × 10(5) L·mol(−1), which suggests a relatively high affinity between Teicoplanin and 3CL(Pro) protease. …”
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  4. 3004
    por Abdul Rub, Malik
    Publicado 2020
    “…The aggregation number (N(agg)), Stern–Volmer constant (K(sv)), etc. are attained through the fluorescence method, also supporting the attractive interaction behavior of AMT+14-E2-14 mixtures in all solvents. …”
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  5. 3005
    “…The aggregated probe also has the ability to recognize Cu(2+) from a purely aqueous medium via the chelation-enhanced quenching (CHEQ) mechanism, leading to ∼84% fluorescence quenching with a Stern–Volmer quenching constant of 1.46 × 10(4) M(–1) and with an appreciably low detection threshold of 57.2 ppb, far below than recommended by the World Health Organization (WHO) and the United States Environmental Protection Agency (U.S. …”
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  6. 3006
    “…The nanosystems G–DNA–DOX–Fe(3)O(4) and Fe(3)O(4)–DNA–DOX differentially influence serum protein binding and deliver DOX to lysosomal compartments of cervical cancer (HeLa) cells with enhanced retention. Stern–Volmer plots describing BSA adsorption on the nanosystems demonstrated the quenching constants, K(sv) for G–DNA–DOX–Fe(3)O(4) and Fe(3)O(4)–DNA–DOX (0.025 mL μg(−1) and 0.0103 mL μg(−1) respectively). …”
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  7. 3007
    “…CONCLUSIONS: There were slight changes in the sociodemographic factors of smoking in the past decade in Malaysia. Stern measures and more aggressive strategies are needed to address all the risk factors in controlling smoking behavior in the country.…”
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  8. 3008
    “…Via applying quenching calculations, Ag NPs showed only traditional static fluorescence quenching of TPPS with linear Stern–Volmer (SV) plots. On the contrary, quenching of TPPS emission by Au NPs shows composed models. …”
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  9. 3009
    “…Drugs’ concentrations in ppm are efficiently calculated using Stern–Volmer Equation. Decrease in fluorescence (ΔF = F(o) − F) and the F-ratio values are linearly correlated to molar concentration of each quencher (drug). …”
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  10. 3010
  11. 3011
    Publicado 1995
    Tabla de Contenidos: “…Roseman -- Diabetes in Hispanic Americans / Michael P. Stern and Braxton D. Mitchell -- Diabetes in Asian and Pacific Islander Americans / Wilfred Y. …”
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  12. 3012
    por Lo Presti, Veronica
    Publicado 2023
    “…Starting from these premises, the paper focuses attention on the social impact (Stern, 2016) of DaD to evaluate: the extent and intensity of the methodological-didactic innovation required of teachers for the organization and conducting remote lessons; the increase—in students—of transversal and digital literacy skills (team working, problem solving, etc.) potentially associated with the use of ICTs; the involvement and collaboration of families in the process of assessing and verifying learning. …”
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  13. 3013
    por El-Masry, Amal A., Zeid, Abdallah M.
    Publicado 2023
    “…The type of quenching was confirmed to be static using Stern–Volmer plot. The method showed low values of quantitation limit (0.89 µg/mL) and detection limit (0.29 µg/mL). …”
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  14. 3014
    “…However, non-adherence to preventer medication is a common problem in patients diagnosed with asthma and these results in the overuse of reliever medication, increased asthma symptoms, more frequent asthma attacks, and hospital admissions (Stern et al., 2006). Optimal adherence to inhaled corticosteroids requires patients to take their preventer medication on 80% or more occasions, as this is associated with greatest asthma control (Lasmar et al., 2009). …”
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  15. 3015
    “…BACKGROUND: The cognitive reserve (CR) refers to the capacity of an adult brain to cope with pathology in order to minimize the symptoms (Stern, 2002). Recent studies have shown that CR is associated with clinical, functional and cognitive outcomes in patients with severe mental illness (de la Serna et al., 2013; Forcada et al., 2015; Anaya et al., 2016; Amoretti et al. ., 2016; Grande et al., 2017). …”
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  16. 3016
    “…Drug resistance in breast cancer (BC) cells continues to be a stern obstacle hindering BC treatment. Adriamycin (ADR) is a frequently employed chemotherapy agent used to treat BC. …”
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  17. 3017
    “…Though many interventions have been implemented, stern measures like nationwide lockdown and school closure occurred after very high infection rates (>10cases per 100 000population) prevailed. …”
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  18. 3018
    “…The alarming exponential increase in the transmission and fatality rates related to this disease has brought the world to a halt so as to cope up with its stern consequences. This has led to the imposition of lockdown across the globe to prevent the further spread of this disease. …”
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  19. 3019
    “…The synthesized emitters were also used as oxygen probes for optical sensors with oxygen sensitivity estimated by the Stern-Volmer constant of 3.24·10(-5) ppm(−1). CONCLUSION: The developed bipolar TADF emitters with pyrimidine-5-carbonitrile and carbazole moieties showed effective applicability in both blue OLEDs and optical sensors.…”
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  20. 3020
    “…CO(2) and N(2) adsorption studies of 1–5 featured type III isotherms. 1 was found to show remarkably higher quenching efficiencies for nitrophenols (η = 98% for o-NP) over other NACs. The Stern–Volmer plot exhibited deviation in linearity with K(sv) values about 200 times greater than that for the simplest nitroaromatic compound (NB), signifying its exclusive quenching ability toward 1. …”
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