Ashok Kumar Singh

A cobalt(II)-selective PVC membrane based on a Schiff base complex of N,N′-bis(salicylidene)-3,4-diaminotoluene

Vinod K. Gupta, Ashok Kumar Singh, Sameena Mehtab et al. · Analytica Chimica Acta · 2006 · 357 citations

Catalytic Membrane, Inorganic Chemistry, Chemical Engineering +6

Selective naked-eye detection of Magnesium (II) ions using a coumarin-derived fluorescent probe

Vinod Kumar Gupta, Naveen Mergu, Lokesh Kumar Kumawat et al. · Sensors and Actuators B Chemical · 2014 · 351 citations

Coumarin-derived Fluorescent Probe, Analytical Instrumentation, Biochemistry +7

A novel optical sensor for copper ions based on phthalocyanine tetrasulfonic acid

Lokesh Kumar Kumawat, Naveen Mergu, Ashok Kumar Singh et al. · Sensors and Actuators B Chemical · 2015 · 123 citations

Photonic Sensor, Chemical Engineering, Phthalocyanine Tetrasulfonic Acid +10

A turn-on fluorescent chemosensor for Zn2+ ions based on antipyrine schiff base

Vinod Kumar Gupta, Ashok Kumar Singh, Lokesh Kumar Kumawat · Sensors and Actuators B Chemical · 2014 · 94 citations

Antipyrine Schiff Base, Chemical Engineering, Engineering +10

An easily accessible switch-on optical chemosensor for the detection of noxious metal ions Ni(II), Zn(II), Fe(III) and UO2(II)

Vinod Kumar Gupta, Ashok Kumar Singh, Lokesh Kumar Kumawat et al. · Sensors and Actuators B Chemical · 2015 · 92 citations

Chemical Engineering, Engineering, Natural Sciences +7