Calculation of particle size: Debye Scherrer’s equation S1. Comparison of metal nanoparticles catalyzed reduction of MB by NaBH4 with the present work. Catalysta MB Catalyst MNP Amount Ref. kapp used concentration loadingc of (10−3 for catalyst (mg) d (wt%) synthesisb Au/CT Urea (48.14 ×10−6 13.0 mg 1.00 0.2 M × 2 333.6 Our M) × 30 ml ml work CoO (8 × 10−6 M) 0.25 mL n.a. 0.1 M × 38.3 51 NWs 1.75 mL × 8 mL MW heating Au NPs SMG (1 mM + 7.5 n.m. n.a. 10 mM × 241 52 1 mL mL H2O) × 1.5 mL Au/LCG Laser 10−5 M × 50 9.06 0.1 M × 384 x 53 μL ablation 0.5 mL 102 2.5 mL TETA, 0.1 mM × 0.1 mg 2.26 0.1 M × 237 54 hydrothermal 2.8 mL 0.20 mL treatment (180 C) ̊ Au/TiO2 UV (34.76 × 2 mg 123.24 0.1 M × 2 156 8 light/Sodium 10−6 M) × mL citrate 20 mL PEI (9.4 × 10-5 1/10.5 1.33 1/1700 46 x 55 M) × 1 mL (MB/Ag, 102 molar molar ratio) ratio) x 2 ml 22.5 mL of 9 1 mg 12.5 0.2 M × 5 510 2 15 P-123 x 10−2 mM mL MB + 12.5 mL H2O
Calculation of particle size: Debye Scherrer’s equation S1. Comparison of metal nanoparticles catalyzed reduction of MB by NaBH4 with the present work. Catalysta used for catalyst synthesisb MB concentration Catalyst loadingc (mg) MNP (wt%) Amount of kapp (10−3 Ref. Au/CT Urea (48.14 ×10−6 M) × 30 ml 13.0 mg 1.00 0.2 M × 2 ml 333.6 Our work CoO NWs MW heating (8 × 10−6 M) × 8 mL 0.25 mL n.a. 0.1 M × 1.75 mL 38.3 51 Au NPs SMG (1 mM + 7.5 mL H2O) × 1.5 mL n.m. n.a. 10 mM × 1 mL 241 52 Au/LCG Laser ablation 10−5 M × 2.5 mL 50 μL 9.06 0.1 M × 0.5 mL 384 x 102 53 TETA, hydrothermal treatment (180 ̊ C) 0.1 mM × 2.8 mL 0.1 mg 2.26 0.1 M × 0.20 mL 237 54 Au/TiO2 UV light/Sodium citrate (34.76 × 10−6 M) × 20 mL 2 mg 123.24 0.1 M × 2 mL 156 8 PEI (9.4 × 10-5 M) × 1 mL 1/10.5 (MB/Ag, molar ratio) 1.33 1/1700 molar ratio) x 2 ml 46 x 102 55 P-123 22.5 mL of 9 x 10−2 mM MB + 12.5 mL H2O 1 mg 12.5 0.2 M × 5 mL 510 2 15 d
JCSC-129-1_81-93.docx