**Author details**

Husam Abduldaem Mohammed1 \* and Mohd Hanif Yaacob2

1 Electronic and Communication Engineering Department, College of Engineering, University of Baghdad, Baghdad, Iraq

2 Wireless and Photonics Network Research Centre, Faculty of Engineering, Universiti Putra Malaysia, Serdang, Selangor, Malaysia

\*Address all correspondence to: husam.a@coeng.uobaghdad.edu.iq

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

**63**

257, 2012.

*Modified Single Mode Optical Fiber Ammonia Sensors Deploying PANI Thin Films*

[8] Y. Tian, W. Wang, N. Wu, X. Zou and X. Wang, "Tapered optical fiber sensor for label-free detection of biomolecules," *Sensors (Basel).* vol. 11,

[9] H. L. M. I. Zibaii, Z. Saeedian, and Z. Chenari, "Nonadiabatic tapered optical fiber sensor for measurement of antimicrobial activity of silver nanoparticles against *Escherichia coli*," *J. Photochem. Photobiol. B Biol.,* vol. 135,

[10] D. Liu, Q. Sun, P. Lu, L. Xia and *C. sima*, "Research Progress in the Key Device and Technology for Fiber Optic Sensor Network," *Photonic Sensors,* vol.

[11] H. A. Mohammed, "OPTICAL CODE DIVISION MULTIPLE ACCESS BASED GAS SENSOR NETWORK USING MODIFIED SINGLE MODE FIBER COATED WITH POLYANILINE/ GRAPHITE NANOFIBER," Doctor of Philosophy, Department of Computer and Communications Engineering, Universiti Putra Malaysia (UPM)

[12] J. M. Tam, S. Szunerits and D. R. Walt, "Optical Fibers for Nanodevices,"

[13] W. Jin, H. L. Ho, Y. C. Cao, a. J. Ju and L. F. Qi, "Gas detection with microand nano-engineered optical fibers," *Opt. Fiber Technol.,* vol. 19, no. , no. 6

[14] S. Xue, M. A. van Eijkelenborg, G. W. Barton and P. Hambley, "Theoretical, numerical, and experimental analysis of optical fiber tapering," *Journal of Lightwave Technology,* vol. 25, no. 5, pp.

*Encyclopedia of Nanoscience and Nanotechnology Edited by H. S. Nalwa,*

vol. 8, pp. 167-177, 2004.

PART B., p. 19, 2013.

1169-1176, 2007/05/01 2007.

[15] R. Sivacoumar, M. Vinoth and Z. C. Alex, "Tapered optical fiber

no. 4, pp. 3780-90, Jan. 2011.

pp. 55-64, 2014.

6, pp. 1-25, 2016.

Malaysia, 2018.

*DOI: http://dx.doi.org/10.5772/intechopen.94001*

[1] H. A. Mohammed, S. A. Rashid, M. H. Abu Bakar, S. B. Ahmad Anas, M. A. Mahdi and M. H. Yaacob, "Fabrication and Characterizations of a Novel Etched-tapered Single Mode Optical Fiber Ammonia Sensors Integrating PANI/GNF Nanocomposite," *Sensors and Actuators B: Chemical, v*ol. 287, pp.

[2] H. A. Mohammed, N. A. Rahman, M. Z. Ahmad, M. H. A. Bakar, S. B. A. Anas, M. A. Mahdi and M. H. Yaacob, "Sensing performance of Modified Single Mode Optical Fiber Coated with Nanomaterials Based Ammonia Sensors Operated in the C-Band," *IEEE Access,*

**References**

71-77, 2019/05/15/ 2019.

vol. 7, pp. 5467-5476, 2019.

223, 2003.

Mar. 2011.

[3] S. G. a. S. Albin, "Transmission Property and evanescent wave

absorption of cladded multimode fiber tapers," *Opt. Express,* vol. 11, pp. 215-

[4] M. Y. J. Dai, Y. Chen, K. Cao, H. Liao, and P. Zhang, "Side-polished fiber Bragg grating hydrogen sensor with WO3-Pd composite film as sensing materials," *Opt. Express,* vol. 19, no. 7, pp. 6141-8,

[5] S. W. J. J. C. Hsu, and Y. S. Sun, "Simulation and experiments for optimizing the sensitivity of curved D-type optical fiber sensor with a wide dynamic range," *Opt. Commun.,* vol.

[6] D. Engles, S. Prashar, A. Singh and M. T. Student, "Etched FBG as chemical sensor for fuel adultration," *Int. J. Eng. Res. Technol.,* vol. 1, no. 4, pp. 1-5, 2012.

[7] J. Dai, M. Yang, X. Yu, K. Cao and J. Liao, "Greatly etched fiber Bragg grating hydrogen sensor with Pd/Ni composite film as sensing material," *Sensors and Actuators B: Chemical,* vol. 174, pp. 253-

341, pp. 210-217, 2015.

*Modified Single Mode Optical Fiber Ammonia Sensors Deploying PANI Thin Films DOI: http://dx.doi.org/10.5772/intechopen.94001*
