Highly efficient detection of hydrogen peroxide in solution and in the vapor phase via fluorescence quenching

2015 ◽  
Vol 51 (32) ◽  
pp. 7061-7064 ◽  
Author(s):  
Patrick Marks ◽  
Bhasker Radaram ◽  
Mindy Levine ◽  
Igor A. Levitsky
Keyword(s):  
Aqueous Solution ◽  
Hydrogen Peroxide ◽  
Fluorescence Quenching ◽  
Vapor Phase ◽  
Conjugated Polymer ◽  
Sensitive Detection ◽  
Titanium Complex ◽  
Highly Efficient ◽  
Efficient Detection

Herein we report the highly efficient and sensitive detection of hydrogen peroxide in both aqueous solution and in the vapor phaseviafluorescence quenching (turn-off mechanism) of the amplified fluorescent conjugated polymer–titanium complex induced by hydrogen peroxide.

Bimetallic titanium complex catalyzed enantioselective oxidation of thioethers using aqueous H2O2 as a terminal oxidant

RSC Advances ◽  
2015 ◽  
Vol 5 (59) ◽  
pp. 47732-47739 ◽  
Author(s):  
Prasanta Kumar Bera ◽  
Naveen Gupta ◽  
Sayed H. R. Abdi ◽  
Noor-ul H. Khan ◽  
Rukhsana I. Kureshy ◽  
...  
Keyword(s):  
Hydrogen Peroxide ◽  
Catalytic System ◽  
Sulfide Oxidation ◽  
Environmentally Benign ◽  
Aqueous Hydrogen Peroxide ◽  
Titanium Complex ◽  
Enantioselective Oxidation ◽  
Highly Efficient

This study represents a highly efficient sulfide oxidation catalytic system using a non-toxic Ti-catalyst and environmentally benign aqueous hydrogen peroxide.

Rapid and highly sensitive detection of Salmonella typhimurium in lettuce by using magnetic fluorescent nanoparticles

2020 ◽  
Vol 12 (48) ◽  
pp. 5861-5868
Author(s):  
Ziang Guo ◽  
Xiaowei Huang ◽  
Zhihua Li ◽  
Jiyong Shi ◽  
Xiaodong Zhai ◽  
...  
Keyword(s):  
Salmonella Typhimurium ◽  
Leafy Vegetables ◽  
Sensitive Detection ◽  
Fluorescent Nanoparticles ◽  
Safety Assurance ◽  
Highly Efficient ◽  
Efficient Detection ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

The highly efficient detection of Salmonella typhimurium (S. typhimurium), a common foodborne bacterial, is important for the safety assurance of leafy vegetables.

scholarly journals Ti(Phen)(OC2H5)2Cl2: a highly efficient pre-catalyst for selective oxidation of organic sulfides to sulfoxides by hydrogen peroxide

RSC Advances ◽  
2017 ◽  
Vol 7 (70) ◽  
pp. 44259-44264 ◽  
Author(s):  
Rong-Hui Wu ◽  
Jing Wu ◽  
Ming-Xin Yu ◽  
Long-Guan Zhu
Keyword(s):  
Hydrogen Peroxide ◽  
Selective Oxidation ◽  
Room Temperature ◽  
Titanium Complex ◽  
Stoichiometric Amount ◽  
Highly Efficient ◽  
Organic Sulfides

A structurally characterized titanium complex [Ti(Phen)(OC2H5)2Cl2] (Phen = 1,10-phenanthroline) is reported as a homogeneous pre-catalyst for the selective oxidation of organic sulfides to sulfoxides with a stoichiometric amount H2O2 in CH3OH at room temperature.

Sensitive fluorescence detection of mercury(ii) in aqueous solution by the fluorescence quenching effect of MoS2 with DNA functionalized carbon dots

The Analyst ◽  
2016 ◽  
Vol 141 (22) ◽  
pp. 6344-6352 ◽  
Author(s):  
K. Srinivasan ◽  
K. Subramanian ◽  
K. Murugan ◽  
K. Dinakaran
Keyword(s):  
Aqueous Solution ◽  
Fluorescence Quenching ◽  
Fluorescence Detection ◽  
Carbon Dots ◽  
Sensitive Detection ◽  
Quenching Effect ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Fluorescence Spectrometer

Highly sensitive detection of mercury(ii) ions by using a fluorescence spectrometer using MoS2 nanosheets and DNA labeled carbon dots is presented.

Two exceptionally stable luminescent MOFs for the selective and sensitive detection of Fe3+ ions in aqueous solution

CrystEngComm ◽  
2019 ◽  
Vol 21 (40) ◽  
pp. 6056-6062 ◽  
Author(s):  
Liming Deng ◽  
Yaowen Zhang ◽  
Dan Zhang ◽  
Shaoshao Jiao ◽  
Jixiang Xu ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Sensitive Detection ◽  
Selective Detection ◽  
Highly Efficient

Two exceptionally stable MOFs were selected as highly efficient sensors for the rapid, sensitive and selective detection of Fe3+ in aqueous solution.

Electrochemical sensing of H2O2 released from living cells based on AuPd alloy-modified PDA nanotubes

2019 ◽  
Vol 11 (12) ◽  
pp. 1651-1656 ◽  
Author(s):  
Guangli He ◽  
Fengli Gao ◽  
Wei Li ◽  
Pengwei Li ◽  
Xiaofan Zhang ◽  
...  
Keyword(s):  
Hydrogen Peroxide ◽  
Detection Method ◽  
Living Cells ◽  
Electrochemical Sensing ◽  
Highly Efficient ◽  
Efficient Detection ◽  
Significant Attention

The highly efficient detection method for hydrogen peroxide (H2O2) has been attracting significant attention.

Water-dispersible hyperbranched conjugated polymer nanoparticles with sulfonate terminal groups for amplified fluorescence sensing of trace TNT in aqueous solution

2017 ◽  
Vol 1 (9) ◽  
pp. 1875-1880 ◽  
Author(s):  
Xiaofu Wu ◽  
Hao Hang ◽  
Hua Li ◽  
Yonghong Chen ◽  
Hui Tong ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Fluorescence Quenching ◽  
Conjugated Polymer ◽  
Polymer Nanoparticles ◽  
Fluorescence Sensing ◽  
Water Dispersible ◽  
Conjugated Polymer Nanoparticles

The efficient encapsulation of TNT by numerous hydrophobic cavities inside the hyperbranched conjugated polymer core allows for amplified fluorescence quenching detection of TNT down to 0.8 ppb.

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