Results 71 to 80 of about 36,603 (318)

Novel Benzothiazole-Based Highly Selective Ratiometric Fluorescent Turn-On Sensors for Zn2+ and Colorimetric Chemosensors for Zn2+, Cu2+, and Ni2+ Ions

open access: yesACS Omega, 2021
Metal ions play a very important role in environmental as well as biological fields. The detection of specific metal ions at a minute level caught much attention, and hence, several probes are available in the literature.
Chinna Ayya Swamy Pothulapadu   +4 more
semanticscholar   +1 more source

MIP-Based Screen-Printed Electrode for Irbesartan Sensing

open access: yesEngineering Proceedings, 2022
In this study, the development of an MIP-based electrode for voltammetric detection of irbesartan is presented. Irbesartan is a drug prescribed to treat hypertension and high blood pressure. Recent studies associated sartans with several forms of cancer,
Riccardo Rovida   +4 more
doaj   +1 more source

Stimuli‐Responsive Silsesquioxane Nanozymes for Organocatalysis in Water and Prodrug Activation in Cells

open access: yesAngewandte Chemie, Volume 138, Issue 21, 18 May 2026.
Amino‐bearing silsesquioxanes are water‐stable nanozymes that exhibit aggregation‐ and disaggregation‐dependent catalysis and can be applied to intracellular prodrug activation for cancer therapy. ABSTRACT Synthetic nanozymes have emerged as promising alternatives to natural enzymes for catalytic and therapeutic applications, yet their limited ...
Rabia Zahid   +4 more
wiley   +2 more sources

Synthesis and evaluation of a novel fluorescent sensor based on hexahomotrioxacalix[3]arene for Zn²+ and Cd²+ [PDF]

open access: yes, 2016
A novel type of selective and sensitive fluorescent sensor having triazole rings as the binding sites on the lower rim of a hexahomotrioxacalix[3]arene scaffold in a cone conformation is reported.
Ikejiri, Yusuke   +8 more
core   +1 more source

Hydrogelation via Supramolecular Copolymerization of Structural Water within Adaptive Metal–Organic Fibers

open access: yesAdvanced Materials, EarlyView.
Structural water is harnessed as an active co‐monomer to drive supramolecular polymerization in bulk water. Zinc(II) Salphen complexes confine water molecules to form hollow, metal–organic nanofibers that assemble into adaptive hydrogels with thermoresponsive mechanics and selective chiral recognition.
Merlin R. Stühler   +10 more
wiley   +1 more source

Capacitive Pixelated CMOS Electronic Nose

open access: yesAdvanced Electronic Materials, EarlyView.
A 1024‐pixel CMOS capacitive E‐nose with inkjet‐printed MOFs and polymer layers yields gas‐specific capacitance fingerprints under humid conditions, discriminating toluene from 2‐butanone at low power. ABSTRACT Although some of the human senses can nowadays be replaced by low‐cost electronic sensors such as microphones and image sensors, a compact low ...
M. A. Basyooni‐M. Kabatas   +7 more
wiley   +1 more source

Low Molecular Weight Fluorescent Probes (LMFPs) to Detect the Group 12 Metal Triad

open access: yesChemosensors, 2019
Fluorescence sensing, of d-block elements such as Cu2+, Fe3+, Fe2+, Cd2+, Hg2+, and Zn2+ has significantly increased since the beginning of the 21st century.
Ashley D. Johnson   +2 more
doaj   +1 more source

Imidazo-benzo-15-crown-5 ether bearing arylthienyl and bithienyl moieties as novel fluorescent chemosensors for Pd2+ and Cu2+ [PDF]

open access: yes, 2011
Novel fluorescent ionophores bearing imidazo-arylthienyl or imidazo-bithienyl pi-conjugated bridges functionalized with one or two fused benzo-15-crown-5 ethers as receptor units are reported.
Batista, Rosa Maria Ferreira   +4 more
core   +1 more source

Optical Chemosensors and Biosensors [PDF]

open access: yesChemosensors, 2020
The field of chemo- and biosensors, ranging from biomedical/clinical applications to environmental applications and food analyses, has been growing in the last two decades [...]
Giannetti, Ambra, Bocková, Markéta
openaire   +2 more sources

A Series of Photosensitizes for Fe3+ in Aqueous Solution and Cells With Colorimetric and Fluorescent Channels: Synthesis and Performance

open access: yesFrontiers in Chemistry, 2022
Ferrum (Fe) is a widely existing metal element and nearly the most important trace element in living species, including human beings. The design of chemosensors for Fe ions faces issues related to the d-d transition of Fe(II) and Fe(III) ions, which ...
Ming Xu   +11 more
doaj   +1 more source

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