Swift heavy ion irradiation induced modifications on the structure, optical and electrical properties of pulsed laser deposited anatase TiO2 thin films
被引:5
作者:
Abushad, M.
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Aligarh Muslim Univ, Dept Phys, Aligarh 202002, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Abushad, M.
[1
]
Arshad, M.
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Aligarh Muslim Univ, Dept Phys, Aligarh 202002, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Arshad, M.
[1
]
Singh, Fouran
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Interuniv Accelerator Ctr, Aruna Asaf Ali Marg, New Delhi 110067, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Singh, Fouran
[2
]
Choudhary, R. J.
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UGC DAE Consortium Sci Res, Khandwa Rd, Indore 452017, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Choudhary, R. J.
[3
]
Kumar, Manoj
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UGC DAE Consortium Sci Res, Khandwa Rd, Indore 452017, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Kumar, Manoj
[3
]
Fatma, Bushara
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机构:
Khalifa Univ, Dept Phys, Abu Dhabi 127788, U Arab EmiratesAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Fatma, Bushara
[4
]
Ansari, Azizurrahaman
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Aligarh Muslim Univ, Dept Phys, Aligarh 202002, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Ansari, Azizurrahaman
[1
]
Husain, Shahid
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Aligarh Muslim Univ, Dept Phys, Aligarh 202002, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Husain, Shahid
[1
]
Khan, Wasi
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Aligarh Muslim Univ, Dept Phys, Aligarh 202002, IndiaAligarh Muslim Univ, Dept Phys, Aligarh 202002, India
Khan, Wasi
[1
]
机构:
[1] Aligarh Muslim Univ, Dept Phys, Aligarh 202002, India
[2] Interuniv Accelerator Ctr, Aruna Asaf Ali Marg, New Delhi 110067, India
[3] UGC DAE Consortium Sci Res, Khandwa Rd, Indore 452017, India
[4] Khalifa Univ, Dept Phys, Abu Dhabi 127788, U Arab Emirates
AnataseTiO2;
Pulsed laser deposition;
SHI irradiation;
Optical properties;
Hall measurements;
PHOTOCATALYTIC ACTIVITY;
ELECTRONIC-STRUCTURE;
TITANIUM;
RUTILE;
ABLATION;
D O I:
10.1016/j.radphyschem.2023.111371
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
The swift heavy ions of Ag7+ (100 MeV) were used to irradiate the anatase TiO2 thin films prepared by pulsed laser deposition (PLD) technique on quartz substrates. The effect of ion fluences (1x1012, 1x1013 and 1x1014 ions/cm2) on the structure, surface morphology, optical and electrical properties are investigated through several analytical techniques such as XRD, Micro-Raman, FTIR, XPS, AFM, FESEM, UV-visible and Hall measurements. The analysis of XRD data shows a gradual shift in the (101) plane toward higher diffraction angle on increasing the ion fluence which increases the lattice strain in the films. The EDS spectra reveal a modest Ti-rich compo-sition with a significant shift following irradiation for both as-grown and irradiated films. The development of hillocks at increased ion fluence and considerable grain splitting following irradiation are observed in SEM micrographs. AFM images exhibit increase in surface roughness with the increase in ion fluence. Moreover, there is a significant drop in the band gap of the irradiated thin films from 3.92 to 3.44 eV with the increase in ion fluence. The various electrical parameters such as carrier concentrations (n), Hall mobility (mu), electrical re-sistivity (rho), Hall coefficient (RH), etc., are determined by the Hall measurements at room temperature. This study indicates that the SHI irradiation plays a significant role in tunning the physical properties of anatase TiO2 thin films.
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Amoruso, S.
Tuzi, S.
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机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Tuzi, S.
Pallotti, D. K.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Pallotti, D. K.
Aruta, C.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Aruta, C.
Bruzzese, R.
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机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Bruzzese, R.
Chiarella, F.
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机构:
CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Chiarella, F.
Fittipaldi, R.
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CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Fittipaldi, R.
Lettieri, S.
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机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Lettieri, S.
Maddalena, P.
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机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Maddalena, P.
Sambri, A.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Sambri, A.
Vecchione, A.
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h-index: 0
机构:
CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Vecchione, A.
Wang, X.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Amoruso, S.
Tuzi, S.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Tuzi, S.
Pallotti, D. K.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Pallotti, D. K.
Aruta, C.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Aruta, C.
Bruzzese, R.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Bruzzese, R.
Chiarella, F.
论文数: 0引用数: 0
h-index: 0
机构:
CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Chiarella, F.
Fittipaldi, R.
论文数: 0引用数: 0
h-index: 0
机构:
CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Fittipaldi, R.
Lettieri, S.
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h-index: 0
机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Lettieri, S.
Maddalena, P.
论文数: 0引用数: 0
h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Maddalena, P.
Sambri, A.
论文数: 0引用数: 0
h-index: 0
机构:
Complesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Sambri, A.
Vecchione, A.
论文数: 0引用数: 0
h-index: 0
机构:
CNR SPIN UOS Salerno, I-84084 Fisciano, SA, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy
Vecchione, A.
Wang, X.
论文数: 0引用数: 0
h-index: 0
机构:
Complesso Univ Monte St Angelo, CNR SPIN UOS Napoli, I-80125 Naples, ItalyComplesso Univ Monte St Angelo, Dipartimento Fis, I-80125 Naples, Italy