Article Figures & Data
Figures
- Figure 1.
Emission of electrons (e−aq) by UV irradiation (λ=254 nm) of 1×10−4 mol/l HBC in air-free, aqueous solution (pH ~7.4). The quantum yields of the ejected electrons, Q(e−aq), at the maxima are given as inset I. The pH as a function of the absorbed UV dose is shown in inset II.
- Figure 2.
Electron emission (e−aq) by irradiation of air-free, aqueous solution (pH ~7.4) with monochromatic UV light (λ=254 nm) of: A: 1×10−4 mol/l 17βE2 with 3.98×10−4 mol/l HBC and B: 1×10−4 mol/l PRG with 2.72×10−4 mol/l HBC as a function of the absorbed dose (hν/l). The calculated quantum yields, Q(e−aq), are given as insets.
- Figure 3.
Emission of electrons (e−aq) by irradiation of air-free, aqueous solution (pH ~7.4) of 1×10−4 mol/l 17βE2 + 1×10−4 mol/l PRG + 6.7×10−4 mol/l HBC with monochromatic UV light (λ=254 nm) as a function of the absorbed dose (hν/l). Inset I: Q(e−aq) values at the peaks; II: pH as a function of UV dose.
- Figure 4.
Toxicity (%) to Escherichia coli bacteria (AB 1157) in aerated, aqueous media (pH~7.4) as a function of substrate concentration (mol/l) of HBC (A) and HBC and PRG (B).
- Figure 5.
Survival curves: N/N0 ratio as a function of absorbed γ-radiation dose (Gy) of Escherichia coli bacteria (AB1157) in aqueous aerated media (pH~7.4) in the presence of: A: buffer; B: 2.72×10−4 mol/l HBC; C: 1×10−4 mol/l PRG + 2.72×10−4 mol/l HBC; and D: 1×10−4 mol/l PRG + 1×10−4 mol/l 17βE2 + 6.7×10−4 mol/l HBC. Inset: ΔD37 values (Gy), calculated from the corresponding survival curves.
- Figure 6.
Survival curves: N/N0 ratio as a function of absorbed γ-ray dose (Gy) of E. coli bacteria (AB1157) in aqueous solution saturated with N2O (pH~7.4) in the presence of: A: buffer; B: 2.72×10−4 mol/l HBC; C: 1×10−4 mol/l PRG + 2.72×10−4 mol/l HBC; and D: 1×10−4 mol/l PRG + 1×10−4 mol/l 17βE2 + 6.7×10−4 mol/l HBC. Inset: ΔD37 values (Gy), calculated from the corresponding survival curves.
- Figure 7.
Survival curves: N/N0 ratio as a function of absorbed γ-ray radiation dose (Gy) of Escherichia coli bacteria (AB1157) in aqueous media (pH~7.4), saturated with argon in the presence of: A: buffer; B: 2.72×10−4 mol/l HBC; C 1×10−4 mol/l PRG + 2.72×10−4 mol/l HBC; and D: 1×10−4 mol/l PRG + 1×10−4 mol/l 17βE2 + 6.7×10−4 mol/l HBC. Inset I: ΔD37 values (Gy) of the given systems; II: Survival curves: N/N0 ratio as a function of absorbed radiation dose (Gy) of the same bacterial type in media saturated with argon in the presence of: A: buffer; B: 3.98×10−4 mol/l HBC; C: 1×10−4 mol/l 17βE2 + 3.98×10−4 mol/l HBC and calculated ΔD37 values of the survival curves.
