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  1. No Access

    Article

    Sub-femtomolar capacitance-based biosensing of kanamycin using screen-printed electrodes coated with redox-active polymeric films

    An ultrasensitive capacitance-based biosensor has been developed capable of detecting the kanamycin (KAN) antibiotic at sub-femtomolar levels. The biosensor was constructed using a potential-pulse-assisted met...

    Faisal K. Algethami, Amal Rabti, Mohamed Mastouri, Sami Ben Aoun… in Microchimica Acta (2023)

  2. No Access

    Article

    Impedimetric DNA E-biosensor for multiplexed sensing of Escherichia coli and its virulent f17 strains

    An impedance-based DNA multiplexed biosensor was designed to simultaneously detect Escherichia coli (yaiO gene) and its virulent f17 variant. The thiolated DNA dual probe was self-assembled onto the surface of th...

    Amal Rabti, Riham Zayani, Marwa Meftah, Imed Salhi, Noureddine Raouafi in Microchimica Acta (2020)

  3. No Access

    Article

    Ferrocene–Functionalized Carbon Nanotubes: An Adsorbent for Rhodamine B

    It is well-known that direct discharges of dye-contaminated wastewaters generated from various industries (i.e., textile, cosmetics and food industries,…) cause severe effects on both aquatic environment and h...

    Amal Rabti, Amira Hannachi, Hager Maghraoui-Meherzi, Noureddine Raouafi in Chemistry Africa (2019)

  4. No Access

    Article

    A printed SWCNT electrode modified with polycatechol and lysozyme for capacitive detection of α-lactalbumin

    The authors describe an electrochemical sensor for the breast cancer marker α-lactalbumin (αLA). It is based on the use of printed single-walled carbon nanotube (SWCNT) electrodes that were modified with polyc...

    Amal Raouafi, Amal Rabti, Noureddine Raouafi in Microchimica Acta (2017)

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    Article

    A sensitive nitrite sensor using an electrode consisting of reduced graphene oxide functionalized with ferrocene

    A composite consisting of chitosan containing azidomethylferrocene covalently immobilized on sheets of reduced graphene oxide was drop-casted on a polyester support to form a screen-printed working electrode t...

    Amal Rabti, Sami Ben Aoun, Noureddine Raouafi in Microchimica Acta (2016)

  6. No Access

    Article

    Enzymatic sensing of glucose in artificial saliva using a flat electrode consisting of a nanocomposite prepared from reduced graphene oxide, chitosan, nafion and glucose oxidase

    We report on the preparation of a nanoporous flat electrode by drop casting a nanocomposite consisting of reduced graphene oxide (rGO) and chitosan onto a polyester substrate. An underlying conductive surface ...

    Amal Rabti, Wicem Argoubi, Noureddine Raouafi in Microchimica Acta (2016)