Investigations of spray-deposited NiO thin films for ultrasensitive formaldehyde detection by Rajesh K, Nagaraju Pothukanuri, Sunil Gavaskar Dasari, M.V. Ramana Reddy

“…The optical bandgap of the sprayed films is calculated from transmittance data utilizing the Tauc plot. Structural distinctions of the NiO films are investigated with Raman spectroscopy. …”
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The Microstructures and Characteristics of NiO Films: Effects of Substrate Temperature by Guo-Ju Chen, Chih-Ming Lin, Yung-Hui Shih, Sheng-Rui Jian

“…In addition, the optical band gap calculated from the Tauc plot showed an increasing trend from 3.18 eV to 3.56 eV with increasing substrate temperature. …”
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Photocatalytic performance and antibacterial efficacy of green synthesized MgO nanoparticles using Cymbopogan Citratus by Nitha T.Varghese, Britto Sebastian

“…The bandgap of the synthesized nanoparticles was calculated to be 3.7 eV using a Tauc plot from the UV-visible spectrum. The photocatalytic degradation of the crystal violet (CV) dye in the presence of sunlight was tested, and antibacterial activity was thoroughly investigated for both the Gram-negative (Escherichia Coli) and Gram-positive (Staphylococcus aureus) pathogens utilizing the MgO nanoparticles. …”
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Preparation of CuS/PbS/ZnO Heterojunction Photocatalyst for Application in Hydrogen Production by Ming-Huan Chiu, Cheng-Ching Kuo, Chao-Wei Huang, Wein-Duo Yang

“…Electron microscope images showed that in the CuS/PbS/ZnO photocatalyst prepared at 130 °C, the particle size of the PbS QDs was approximately 5.5–5.7 nm, and the bandgap determined from the Tauc plot was 0.84 eV; this catalyst demonstrated the best water splitting effect. …”
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Synthesis, spectroscopic characterization and photophysical properties of transition metal complexes of 4-((3-fluoro-2-methylbenzylidene)amino)-5-methyl-4H-1,2,4-triazole-3-thiol by Preeti Siwach, Kiran Singh, Meena Sindhu

“…Furthermore, optical bandgap was calculated with the help of Tauc's plot. Thermogravimetric study was employed to estimate the thermal stability and coordinated H2O in the complexes. …”
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Optical properties measurements of nanocrystalline silicon thin films by Gan, Chee Hong

“…Both of these peaks were at energy higher than the band gap energy (Eband) obtained by using Tauc plot method which was around 1.7-1.8 eV. The peak energy was found to be shifted as Td changes. …”
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Synthesis and characterization of cobalt ferrite nanoparticles via sol-gel auto combustion method by Najeehah, Che Zaheerah, Chaudhary, Kashif Tufail, Ali, Jalil

“…The bandgap 1.409 eV was obtained for synthesized CoFe2O4 using Tauc plot from UV-Vis absorption spectra.…”

Effect of surfactants on the structural, microstructural, optical, and photoluminescence characteristics of nanostructured SnO2 compounds by Rayees Ahmad Parry, Kumud Dubey, Anchit Modi, N.K. Gaur

“…UV–Vis absorption spectroscopy explored optical properties, determining absorbance and optical bandgap using Tauc's plot. Photoluminescence (PL) response was observed under 248 nm illumination, showing peaks (363.6–558.6 nm) attributed to near band edge emission and defect energy levels from Sn interstitials and oxygen vacancies. …”
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Perovskite Thin Film Preparation and Energy Band-Gap Determination for Solar Cell Applicatiosn by Thaira Z. Altayyar, Shubhra Gangopadhyay

“…Optical band gap of CH3NH3PbI3 is estimated by UV−Vis absorption spectroscopy and extracted from the absorption spectrum of the Tauc plot to be 1.63 eV. The Perovskite deposited on glass appears efficient to absorb most of the light with wavelength below 800 nm with a refractive index (n): 2.75. …”
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Epoxy free LED devices: Physical and optical examination of praseodymium doped borate glasses for enhanced performance by Amit Kumar, Ravina, Anu, V. Kumar, Nisha Deopa, R. Punia, A.S. Rao

“…Band gap is evaluated using Tauc plot. Absorption spectra are used to assess the bonding parameter and Judd-Ofelt intensity parameter. …”
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Hazardous radiation protective glasses for medical and research laboratories by R. Ruamnikhom, R. Rajaramakrishna, W. Chaiphaksa, W. Cheewasukhanont, N. Intachai, S. Kothan, J. Kaewkhao

“…The optical band gap value was calculated using the Tauc plot and absorption fitting method. Radiation shielding parameters like mass attenuation co-efficient, effective atomic number, effective electron density, equivalent atomic number, lead equivalent thickness, half value layer, tenth value layer, Geometric-Progression fitting parameters like (b, c, a, XK, and d), γ-ray build-up factor, and exposure build-up factor have all been evaluated. …”
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Visible light photocatalytic exploit of P/Zr doped TiO2 nano particles for dye degradation of rose Bengal by Lakshmi Rekha Buddiga, Ganapathi Rao Gajula, B.B.V. Sailaja, M.L.V. Prasanna Ch

“…The optical band gap of doped TiO2 samples with dye degradation of Rose Bengal is measured using the Tauc plot. The percentage of Photodegradation of Rose Bengal with PZT6 is more than 95 % over 40 min. …”
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Phase Transition of Thermally Treated Polyhedral Nano Nickel Oxide with Reduced Band Gap by Phogat Peeyush, Shreya, Jha Ranjana, Singh Sukhvir

“…The absorption spectra of [Ni(OH)2] and NiO were recorded using UV-Vis spectroscopy method. Using Tauc plot a band gap of 4.2 eV and 1.8 eV for Ni(OH)2 and NiO was observed respectively. …”
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Antibacterial, antioxidant and physicochemical investigations of tin dioxide nanoparticles synthesized via microemulsion method by Sirajul Haq, Pervaiz Ahmad, Mayeen Uddin Khandaker, M R I Faruque, Wajid Rehman, Muhammad Waseem, Salah Ud Din

“…The optical activity was investigated using diffuse reflectance spectroscopy (DRS) and band gap derived via Tauc plot is 2.82 eV. The surface functional moiety was detected by Fourier transform infrared spectroscopy (FTIR). …”
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Investigation of Structural, Dielectric and Optical Properties of Polyaniline—Magnesium Ferrite Composites by Priyanka Kolhar, Basavaraja Sannakki, Meenakshi Verma, Siddaramappa Suresha, Mansoor Alshehri, Nehad Ali Shah

“…Both direct and indirect band gaps are calculated with the Tauc plot, and both the optical band gap decrease as the percentage of ferrite increases in the composite. …”
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Fabrication and Photocatalytic Properties of Zinc Tin Oxide Nanowires Decorated with Silver Nanoparticles by Jia-Chi Su, Tsung-Lin Hsieh, Shu-Meng Yang, Shao-Chun Chao, Kuo-Chang Lu

“…The conversion from the UV–Vis absorption spectrum to the Tauc Plot shows that the band gap of the nanowire was 4.05 eV. …”
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Investigation of Multi‐Phase Structure and Optoelectronic Performance of Bi‐Doped (Cu−Zn) Oxide Composite Thin Films by Dr. Yasemin Altinay, Dr. Abdullah Akkaya, Dr. Rasit Aydin, Prof. Bünyamin Sahin

“…For a comprehensive analysis of the optical bandgap of the fabricated composite samples, the estimated values were obtained from the Tauc plot. Produced samples exhibited an Ohmic behavior and dc resistivity values of films can be determined via Ohm′s Law. …”
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Novel nanocomposite polylactic acid films with Curcumin-ZnO: structural, thermal, optical and antibacterial properties by A. Akshaykranth, N. Jayarambabu, Ashish kumar, T. Venkatappa Rao, R. Rakesh Kumar, L. Srinivasa Rao

“…The energy band gap values are calculated by Tauc's plot for all PLA nanocomposite films. The antibacterial activity was not observed in pure PLA film whereas the PLA nanocomposite films exhibited antibacterial activity against both gram -ve and gram ​+ ​ve bacteria. …”
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Investigation of boron-doped graphene oxide anchored with copper sulphide flowers as visible light active photocatalyst for methylene blue degradation by Ahmad Farhan, Muhammad Zahid, Noor Tahir, Asim Mansha, Muhammad Yaseen, Ghulam Mustafa, Mohammed A. Alamir, Ibrahim M. Alarifi, Imran shahid

“…The bandgap of BGO-CuS was found to be 2.51 eV as evaluated through the tauc plot method. The enhanced dye degradation was obtained at optimum conditions of pH = 8, catalyst concentration (20 mg/100 mL for BGO-CuS), oxidant dose (10 mM for BGO-CuS), and optimum time of irradiation was 60 min. …”
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The rapid synthesis of 1,10-phenanthroline-5,6-diimine (Phendiimine) and its fascinating photo-stimulated behavior by Ghasem Marandi, Ali Hassanzadeh

“…The synthesized Phendiimine molecule showed excellent photo-sensitivity against visible light, together with photoluminescence in both water and ethanol and also, it showed electrochemical activity with Fe electrode in ethanol and H2SO4 solution. Tauc plot also showed Phendiimine is a direct band-gap semiconductor. …”
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