C. Laville, “Pellet Interdigitated humidity sensors for a portable clinical microsystem”, IEEE Trans Biomed Eng, vol.49, no.10, 2002, pp. 1162–1167.10.1109/TBME.2002.80205212374340
A. H. M. Habib Ahsan, C. F. Lange, W. Moussa , “Development of a Humidity Microsensor with Thermal Reset”, In Proceedings of the International Conference on MEMS, NANO and Smart Systems, Banff, AB, Canada, 20–23 July, 2003, pp.89-93.
S. A. Kolpakov, N. T. Gordon, C. Mou, K. Zhou, “Toward a new generation of photonic humidity sensors” Sensors, vol.14 , no.3, 2014, pp. 3986-4013.10.3390/s140303986400392724577524
S. F. H. Correia, P. Antunes, E. Pecoraro, P. P. Lima , H. Varum , L. D. Carlos, R.A.S. Ferreira , P.S. Andre, “Optical Fibre Relative humidity sensors based on a FBG with a Di- Ureasil coating” Sensors, vol.12, no.7, 2012 , pp. 8847-8860.10.3390/s120708847344407923012521
D. K. Ghara, D. Saha and K. Sengupta, “Leak rate and location analysis through slits and cracks in pipes by nano porous ceramic humidity sensors”, International journal on smart sensing and intelligent systems, vol. 1, no. 3, september 2008, pp.784-79810.21307/ijssis-2017-320
M. Bedoya, M. T. Diez, M. C. Moreno-Bondi, G. Orellana, “Humidity sensing with a luminescent Ru(II) complex and phase-sensitive detection” Sens Actuators B Chem vol. 113, no.2, 2006, pp.573–581.10.1016/j.snb.2005.07.006
M. Konstantaki, S. Pissadakis, S. Pispas, N. Madamopoulos, and N.A. Vainos, “Optical fibre long-period grating humidity sensor with poly (ethylene oxide)/cobalt chloride coating” Appl Opt, vol. 45, no.19, 2006, pp.4567–4571.10.1364/AO.45.004567
T. Venugopalan, T. L.Yeo,T. Sun, and K.T.V. Grattan “LPG based PVA coated sensor for relative humidity measurement”, IEEE Sens J, vol. 8, no.7, 2008, pp. 1093–1098.10.1109/JSEN.2008.926524
M. A. El-Sherif, “An Apparatus and a Method Comprising an Optical Fibre Modulator, Coupler, Switch, Sensor, and Distribution System (1991) U.S. Patent 5 060 307.
P. J. Rivero, A. Urrutia, J. Goicoechea, F. J. Arregui, I. R. Matías, “Humidity sensor based on silver nanoparticles embedded in a polymeric coating”, International journal on smart sensing and intelligent systems, vol. 5, no. 1, march 2012, pp.71-83.10.21307/ijssis-2017-471
J. An, Y.Zhao, Y. Ji,C. Shen, “Relative humidity sensor based on SMS fibre structure with polyvinyl alcohol coating” , Optik- International journal for light and electron optics, vol. 124, no.23, 2013, pp. 6178-6181.10.1016/j.ijleo.2013.04.095
X. Dong, T. Li, Y. Liu, Y. Li, C. L. Zhao,C.C. Chan “ Polyvinyl alcohol–coated hybrid fibre grating for relative humidity sensing” , J Biomed Opt, vol. 16, no.7, 2011, pp. 077001.10.1117/1.359584521806281
D. V. Bavykin, J. M. Friedrich, F. C. Walsh, “Protonated titanates and TiO2 nanostructured materials: synthesis, properties, and applications”, Adv Mater,vol. 18,no. 21, 2006, pp.2807–2824.10.1002/adma.200502696
J. Ahmad, K. Deshmukh, M. Habib, M. B. Hägg, “Influence of TiO2 Nanoparticles on the Morphological, Thermal and Solution Properties of PVA/TiO2 Nanocomposite Membranes”, Arab J Sci Eng, vol. 39, no.10, 2014, pp. 6805-6814.10.1007/s13369-014-1287-0
R. Singh, S. G. Kulkarni, S. S. Channe, “Thermal and mechanical properties of nano titanium dioxide-doped polyvinyl alcohol”, Polym Bull, vol. 70, no.4, 2013, pp. 1251– 1264.10.1007/s00289-012-0846-3
P. Ahmadpoor, A. S. Nateri, V. Motaghitalab, “The optical properties of PVA/TiO2 composite nanofibres”, J Appl Polym Sci, vol.130, no.1, 2012, pp. 78-85.10.1002/app.39147
V. Parthasarathi and G. Thilagavathi, “Synthesis and Characterization and Their Application to Textile for Microbe Resistance,” Journal of Textile Apparel Technology and Management, Vol. 6, No. 2, 2009, pp. 1-8.
H. Pana, X. D. Wang, X. X. Xiao, L. G. Yu, Z. J. Zhang, “Preparation and characterization of TiO2 nanoparticles surface-modified by octadecyltrimethoxysilane”, Indian J Eng Mater S , vol. 20, 2013, pp.561-567.
W. C. Wong, C. C. Chana, L. H. Chena, T. Li, K. X. Leea, K. C. Leong, “Polyvinyl alcohol coated photonic crystal optical Fibre sensor for humidity measurement”, Sensors and Actuat B-Chem, vol. 174, 2012, pp. 563– 569.10.1016/j.snb.2012.07.032
A. Gaston, I. Lozano, F. Perez, F. Auza, J. Sevilla, “Evanescent wave optical-fibre sensing (temperature, relative humidity, and pH sensors)” , IEEE Sens J, vol.3, no.6, 2003, pp. 806–811.10.1109/JSEN.2003.820349
T. Islam, Z. U. Rahman and S. C. Mukhopadhyay, A Novel Sol–Gel Thin-Film Constant Phase Sensor for High Humidity Measurement in the Range of 50%–100% RH, IEEE Sensors Journal, Vol. 15, No. 4, April 2015, pp. 2070-2076.10.1109/JSEN.2014.2377242
A. A. Herrero, H. Guerrero, D. Levy, “High-sensitivity sensor of low relative humidity based on overlay on side-polished fibres” , IEEE Sens J, vol. 4,no.1, 2004,pp. 52–56.10.1109/JSEN.2003.822214
M. Konstantaki, S. Pissadakis, S. Pispas, N. Madamopoulos, N. A. Vainos,”Optical fibre long-period grating humidity sensor with poly (ethyleneoxide)/cobalt chloride coating”, Appl Opt, vol. 45, no. 19, 2006, pp.4567–4571.10.1364/AO.45.00456716799666
I. R. Matias, F. J. Arregui, J. M. Corres, J. Bravo, “Evanescent field fibre-optic sensors for humidity monitoring based on nanocoatings” IEEE Sens J, vol. 7,no.1, 2007, pp.89– 95.10.1109/JSEN.2006.886889
J. M. Corres, F. J. Arregui FJ, I. R. Matias, “Sensitivity optimization of tapered optical fibre humidity sensors by means of tuning the thickness of nanostructured sensitive coatings”, Sens Actuators B, vol. 122, no.2, 2007, pp. 442–449.10.1016/j.snb.2006.06.008
H. Liu, Y. Miao, B. Liu, W. Lin, H. Zhang, B. Song, M. Huang, L. Lin, “Relative Humidity Sensor Based on S-Taper Fibre Coated With SiO2 Nanoparticles” IEEE Sens J, vol. 15, no.6, 2015, pp. 3424-3428.10.1109/JSEN.2015.2389519
Ramesh H. Bari, Sharad.B. Patil, Anil.R. Bari, “Synthesis, characterization and gas sensing performance of sol-gel prepared nanocrystalline SnO2 thin films”, International journal on smart sensing and intelligent systems vol. 7, no. 2, June 2014, pp. 610-629.10.21307/ijssis-2017-672