A highly sensitive fluorescent bulk sensor based on isonicotinic acid hydrazide–immobilized nano-fumed silica (fumed-Si–INAH) for detection of Hg2+ and Cr3+ ions in aqueous media
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Iranian Chemical Society"
DOI: 10.1007/s13738-017-1225-7
Abstract: Through functionalizing of isonicotinic acid hydrazide (INAH) on to fumed silica nanoparticles, a novel fluorescent nanomaterial (fumed-Si–INAH) was synthesized and characterized using various techniques including FT-IR, SEM, and TGA. Next, interaction of the new nanofluorophore… read more here.
Keywords: cr3; fumed inah; hg2 cr3; sensor ... See more keywords
Inversion in synthetic spinel: Fluorescence of Cr3+ ions in MgAl2O4 spinel ceramics
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2019.116824
Abstract: Abstract The fluorescence spectra of probe Cr3+ ions in MgAl2O4 spinel ceramics have been studied. The analysis of the spectra shows that the normal non-inverse spinel phase dominates the samples. The possibility of obtaining normal… read more here.
Keywords: fluorescence; spinel; ions mgal2o4; mgal2o4 spinel ... See more keywords
Implications of direct conversions of crystal field parameters into zero-field splitting ones - Case study: Superposition model analysis for Cr3+ ions at orthorhombic sites in LiKSO4
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2020.117548
Abstract: Abstract Superposition model (SPM) is applied to zero field splitting (ZFS) parameters (ZFSPs) and independently to crystal field parameters (CFPs). Correlation of optical and EMR spectroscopy data increases modeling reliability. The previous modeling SPM/CFP (valid… read more here.
Keywords: field; field splitting; zero field; superposition model ... See more keywords
Effect of Cr2O3 on the structural, optical and dielectric studies of LiF-SrO-B2O3 glasses
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Non-Crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2019.05.004
Abstract: Abstract The melt quench technique was involved in synthesizing the glass system LiF-SrO-B2O3 alloyed with Cr2O3 in the range of 0 to 0.25 mol%. The aperoidic nature of these glasses was affirmed by the X-ray diffraction… read more here.
Keywords: lif sro; cr3 ions; sro b2o3; optical absorption ... See more keywords
Forced hydrolysis of FeCl3 solutions in the presence of Cr3+ ions
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Physics and Chemistry of Solids"
DOI: 10.1016/j.jpcs.2021.110166
Abstract: Abstract Forced hydrolyses of FeCl3 solutions in the presence of Cr3+ ions without alkali addition were investigated at 160 and 200 °C. These precipitation systems were compared to corresponding reference systems. The isolated precipitates were characterized… read more here.
Keywords: solutions presence; cr3 ions; fecl3 solutions; cr3 ... See more keywords
Structural, optical, magnetic and thermal investigations on Cr3+ ions doped ZnS nanocrystals by co-precipitation method
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Science: Advanced Materials and Devices"
DOI: 10.1016/j.jsamd.2019.03.002
Abstract: Abstract Cr3+ ions doped ZnS nanocrystals were synthesized using the co-precipitation method. The as-prepared sample was characterized to investigate the magnetic and thermal properties along with its structural and spectral studies. X-ray diffraction (XRD) analysis… read more here.
Keywords: zns nanocrystals; cr3 ions; doped zns; precipitation method ... See more keywords
A Review on Recent Progress in Organic Fluorimetric and Colorimetric Chemosensors for the Detection of Cr3+/6+Ions.
Sign Up to like & getrecommendations! Published in 2022 at "Critical reviews in analytical chemistry"
DOI: 10.1080/10408347.2022.2082242
Abstract: Chromium occurs in the environment primarily in two valence states, trivalent Cr3+ and hexavalent Cr6+, which have different physicochemical and biochemical properties. However, the higher concentration of Cr3+/6+ can cause various adverse effects on human… read more here.
Keywords: recent progress; cr3 ions; detection cr3; review recent ... See more keywords
Electron Paramagnetic Resonance of Cr3+ Ions in ABO3 (A = Sc, In, Ga) Diamagnetic Crystals
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Experimental and Theoretical Physics"
DOI: 10.1134/s1063776118120245
Abstract: A magnetic resonance method is applied to the investigation of a number of isostructural diamagnetic compounds ABO3 (A = Sc, In, and Ga) with small additions of Cr3+ ions (S = 3/2) sufficient to observe… read more here.
Keywords: resonance cr3; paramagnetic resonance; cr3; electron paramagnetic ... See more keywords