Publication

Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics

Munawar, A., Schirhagl, R., Rehman, A., Shaheen, A., Taj, A., Bano, K., Bassous, N. J., Webster, T. J., Khan, W. S. & Bajwa, S. Z., 5-Jul-2019, In : Journal of hazardous materials. 373, p. 50-59 10 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

Munawar, A., Schirhagl, R., Rehman, A., Shaheen, A., Taj, A., Bano, K., ... Bajwa, S. Z. (2019). Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics. Journal of hazardous materials, 373, 50-59. https://doi.org/10.1016/j.jhazmat.2019.03.054

Author

Munawar, Anam ; Schirhagl, Romana ; Rehman, Abdul ; Shaheen, Ayesha ; Taj, Ayesha ; Bano, Khizra ; Bassous, Nicole J ; Webster, Thomas J ; Khan, Waheed S ; Bajwa, Sadia Z. / Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics. In: Journal of hazardous materials. 2019 ; Vol. 373. pp. 50-59.

Harvard

Munawar, A, Schirhagl, R, Rehman, A, Shaheen, A, Taj, A, Bano, K, Bassous, NJ, Webster, TJ, Khan, WS & Bajwa, SZ 2019, 'Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics', Journal of hazardous materials, vol. 373, pp. 50-59. https://doi.org/10.1016/j.jhazmat.2019.03.054

Standard

Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics. / Munawar, Anam; Schirhagl, Romana; Rehman, Abdul; Shaheen, Ayesha; Taj, Ayesha; Bano, Khizra; Bassous, Nicole J; Webster, Thomas J; Khan, Waheed S; Bajwa, Sadia Z.

In: Journal of hazardous materials, Vol. 373, 05.07.2019, p. 50-59.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

Munawar A, Schirhagl R, Rehman A, Shaheen A, Taj A, Bano K et al. Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics. Journal of hazardous materials. 2019 Jul 5;373:50-59. https://doi.org/10.1016/j.jhazmat.2019.03.054


BibTeX

@article{76c1c67f251a48a4a1379fe22c40e80b,
title = "Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics",
abstract = "Overuse and thus a constant presence of antibiotics leads to various environmental hazards and health risks. Thus, accurate sensors are required to determine their presence. In this work, we present a mass-sensitive sensor for the detection of rifampicin. We chose this molecule as it is an important antibiotic for tuberculosis, one of the leading causes of deaths worldwide. Herein, we have prepared a carbon nanotube reinforced with bismuth tungstate nanocomposite material in a well-defined nanosheet morphology using a facile in situ synthesis mechanism. Morphological characterization revealed the presence of bismuth tungstate in the form of square nanosheets embedded in the intricate network of carbon nanotubes, resulting in higher surface roughness of the nanocomposite. The synergy of the composite, so formed, manifested a high affinity for rifampicin as compared to the individual components of the composite. The developed sensor possessed a high sensitivity toward rifampicin with a detection limit of 0.16 mu M and excellent specificity, as compared to rifabutin and rifapentine. Furthermore, the sensor yielded statistically good recoveries for the monitoring of rifampicin in human urine samples. This work opens up a new horizon for the exploration of unconventional nanomaterials bearing different morphologies for the detection of pharmaceuticals.",
keywords = "Hybrid materials, Quartz crystal microbalance, Bismuth tungstate, Multiwalled carbon nanotubes, IMPRINTED POLYMER, RIFAMPICIN, DRUG, NANOPARTICLES, GRAPHENE, TUBERCULOSIS, MECHANISM, SENSOR, PHOTOLUMINESCENCE, ENHANCEMENT",
author = "Anam Munawar and Romana Schirhagl and Abdul Rehman and Ayesha Shaheen and Ayesha Taj and Khizra Bano and Bassous, {Nicole J} and Webster, {Thomas J} and Khan, {Waheed S} and Bajwa, {Sadia Z}",
note = "Copyright {\circledC} 2019 Elsevier B.V. All rights reserved.",
year = "2019",
month = "7",
day = "5",
doi = "10.1016/j.jhazmat.2019.03.054",
language = "English",
volume = "373",
pages = "50--59",
journal = "Journal of hazardous materials",
issn = "0304-3894",
publisher = "ELSEVIER SCIENCE BV",

}

RIS

TY - JOUR

T1 - Facile in situ generation of bismuth tungstate nanosheet-multiwalled carbon nanotube composite as unconventional affinity material for quartz crystal microbalance detection of antibiotics

AU - Munawar, Anam

AU - Schirhagl, Romana

AU - Rehman, Abdul

AU - Shaheen, Ayesha

AU - Taj, Ayesha

AU - Bano, Khizra

AU - Bassous, Nicole J

AU - Webster, Thomas J

AU - Khan, Waheed S

AU - Bajwa, Sadia Z

N1 - Copyright © 2019 Elsevier B.V. All rights reserved.

PY - 2019/7/5

Y1 - 2019/7/5

N2 - Overuse and thus a constant presence of antibiotics leads to various environmental hazards and health risks. Thus, accurate sensors are required to determine their presence. In this work, we present a mass-sensitive sensor for the detection of rifampicin. We chose this molecule as it is an important antibiotic for tuberculosis, one of the leading causes of deaths worldwide. Herein, we have prepared a carbon nanotube reinforced with bismuth tungstate nanocomposite material in a well-defined nanosheet morphology using a facile in situ synthesis mechanism. Morphological characterization revealed the presence of bismuth tungstate in the form of square nanosheets embedded in the intricate network of carbon nanotubes, resulting in higher surface roughness of the nanocomposite. The synergy of the composite, so formed, manifested a high affinity for rifampicin as compared to the individual components of the composite. The developed sensor possessed a high sensitivity toward rifampicin with a detection limit of 0.16 mu M and excellent specificity, as compared to rifabutin and rifapentine. Furthermore, the sensor yielded statistically good recoveries for the monitoring of rifampicin in human urine samples. This work opens up a new horizon for the exploration of unconventional nanomaterials bearing different morphologies for the detection of pharmaceuticals.

AB - Overuse and thus a constant presence of antibiotics leads to various environmental hazards and health risks. Thus, accurate sensors are required to determine their presence. In this work, we present a mass-sensitive sensor for the detection of rifampicin. We chose this molecule as it is an important antibiotic for tuberculosis, one of the leading causes of deaths worldwide. Herein, we have prepared a carbon nanotube reinforced with bismuth tungstate nanocomposite material in a well-defined nanosheet morphology using a facile in situ synthesis mechanism. Morphological characterization revealed the presence of bismuth tungstate in the form of square nanosheets embedded in the intricate network of carbon nanotubes, resulting in higher surface roughness of the nanocomposite. The synergy of the composite, so formed, manifested a high affinity for rifampicin as compared to the individual components of the composite. The developed sensor possessed a high sensitivity toward rifampicin with a detection limit of 0.16 mu M and excellent specificity, as compared to rifabutin and rifapentine. Furthermore, the sensor yielded statistically good recoveries for the monitoring of rifampicin in human urine samples. This work opens up a new horizon for the exploration of unconventional nanomaterials bearing different morphologies for the detection of pharmaceuticals.

KW - Hybrid materials

KW - Quartz crystal microbalance

KW - Bismuth tungstate

KW - Multiwalled carbon nanotubes

KW - IMPRINTED POLYMER

KW - RIFAMPICIN

KW - DRUG

KW - NANOPARTICLES

KW - GRAPHENE

KW - TUBERCULOSIS

KW - MECHANISM

KW - SENSOR

KW - PHOTOLUMINESCENCE

KW - ENHANCEMENT

U2 - 10.1016/j.jhazmat.2019.03.054

DO - 10.1016/j.jhazmat.2019.03.054

M3 - Article

VL - 373

SP - 50

EP - 59

JO - Journal of hazardous materials

JF - Journal of hazardous materials

SN - 0304-3894

ER -

ID: 88761870