Decay-Associated Fluorescence for Boron Determination in Uranium-Based Nuclear Fuels DOI Creative Commons
Poonam Verma

ACS Omega, Journal Year: 2023, Volume and Issue: 8(49), P. 47271 - 47276

Published: Nov. 28, 2023

Herein is reported a novel as well simple, sensitive, and cost-effective method for determination of boron by time-resolved fluorescence spectrometry in uranium-based nuclear fuels. Boron complexed with fluorescent ligand chromotropic acid, the complex formed measure boron. Since steady-state spectra excess are overlapping, developed emphasizes power time resolution. The signatory decay times employed to derive their decay-associated (DAS) and, thereby, spectroscopically eliminate high background fluorescence. calibration plot has wide linear dynamic range 5–100 ppb r2 better than 0.998. Precision 5% at 10 level 4% 50 (n = 9). detection limit 1.5 ppb, recovery spiked (25 ppb) from uranium samples was 94%. validated analyzing U3O8-based ILCE Standards applied enriched fuel samples. main advantage reduction sample size requirement due sensitivity selectivity. This turn reduces load analytical waste, especially case Additionally, it eliminates need organic solvents/medium.

Language: Английский

Remediation of uranium-contaminated water and soil by biochar-based materials: a review DOI Creative Commons

Xinni Xiong,

Juan Liu, Tangfu Xiao

et al.

Biochar, Journal Year: 2025, Volume and Issue: 7(1)

Published: Feb. 25, 2025

Language: Английский

Citations

0
Carbonized black pepper spike and its alginate composite for effective batch and column adsorption of uranium from water DOI

V. Dhanya,

N. Rajesh

Groundwater for Sustainable Development, Journal Year: 2024, Volume and Issue: 26, P. 101209 - 101209

Published: May 20, 2024

Language: Английский

Citations

3
Performance and mechanism of U(vi) removal from solution by humic acid-coated Fe3O4 nanoparticle-modified biochar from filamentous green algae DOI Creative Commons
Mingyang Shen,

Weisheng Dai,

Muqing Qiu

et al.

RSC Advances, Journal Year: 2024, Volume and Issue: 14(29), P. 20646 - 20655

Published: Jan. 1, 2024

The adsorbent material of humic acid-coated Fe 3 O 4 nanoparticles modified biochar from filamentous green algae were fabricated using the co-precipitation method and applied for U( vi ) elimination.

Language: Английский

Citations

2
Superior capacity and easy separation of zirconium functionalized chitosan melamine foam for antimony(III/V) removal DOI
Yan Qin,

Xiangtao Tang,

Xingyu Zhong

et al.

International Journal of Biological Macromolecules, Journal Year: 2023, Volume and Issue: 257, P. 128615 - 128615

Published: Dec. 7, 2023

Language: Английский

Citations

6
Sonochemical synthesis of guar gum - Zirconium phosphate composite for efficient capture of uranium from water DOI

V. Dhanya,

N. Rajesh

International Journal of Biological Macromolecules, Journal Year: 2024, Volume and Issue: unknown, P. 136830 - 136830

Published: Oct. 1, 2024

Language: Английский

Citations

0
Areca nut husk biochar prepared through a low-cost kiln for the adsorptive elimination of nickel and manganese from water: a farmer-friendly approach for agro-residue management DOI
Sudip Mitra,

Aman Chourasia,

Ashmita Das

et al.

Biomass Conversion and Biorefinery, Journal Year: 2024, Volume and Issue: unknown

Published: Dec. 3, 2024

Language: Английский

Citations

0
Decay-Associated Fluorescence for Boron Determination in Uranium-Based Nuclear Fuels DOI Creative Commons
Poonam Verma

ACS Omega, Journal Year: 2023, Volume and Issue: 8(49), P. 47271 - 47276

Published: Nov. 28, 2023

Herein is reported a novel as well simple, sensitive, and cost-effective method for determination of boron by time-resolved fluorescence spectrometry in uranium-based nuclear fuels. Boron complexed with fluorescent ligand chromotropic acid, the complex formed measure boron. Since steady-state spectra excess are overlapping, developed emphasizes power time resolution. The signatory decay times employed to derive their decay-associated (DAS) and, thereby, spectroscopically eliminate high background fluorescence. calibration plot has wide linear dynamic range 5–100 ppb r2 better than 0.998. Precision 5% at 10 level 4% 50 (n = 9). detection limit 1.5 ppb, recovery spiked (25 ppb) from uranium samples was 94%. validated analyzing U3O8-based ILCE Standards applied enriched fuel samples. main advantage reduction sample size requirement due sensitivity selectivity. This turn reduces load analytical waste, especially case Additionally, it eliminates need organic solvents/medium.

Language: Английский

Citations

0