Surface oxygen vacancy defect engineering of p-CuAlO2via Ar&H2 plasma treatment for enhancing VOCs sensing performances

2019 ◽  
Vol 55 (78) ◽  
pp. 11691-11694 ◽  
Author(s):  
Bin Tong ◽  
Gang Meng ◽  
Zanhong Deng ◽  
Mati Horprathum ◽  
Annop Klamchuen ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Plasma Treatment ◽  
Vacancy Defect ◽  
Surface Oxygen ◽  
Defect Engineering ◽  
Surface Oxygen Vacancy ◽  
P Type

Ar&H2 plasma treatment offers a facile approach to engineer surface VO defects, which substantially enhance the VOCs responses of p-type delafossite CuAlO2 sensor.

Surface oxygen vacancy and defect engineering of WO3 for improved visible light photocatalytic performance

2018 ◽  
Vol 8 (17) ◽  
pp. 4399-4406 ◽  
Author(s):  
Qi Liu ◽  
Fengjiao Wang ◽  
Huaxiang Lin ◽  
Yanyu Xie ◽  
Na Tong ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Visible Light ◽  
Photocatalytic Performance ◽  
Photogenerated Electron ◽  
Vacancy Defect ◽  
Surface Oxygen ◽  
Defect Engineering ◽  
Electron Hole ◽  
Surface Oxygen Vacancy ◽  
Visible Light Photocatalytic

Compared to the pristine WO3, the oxygen vacancy defect levels of the sub-stoichiometric WO3−X narrow the bandgap and promote the separation of photogenerated electron–hole pairs.

Surface oxygen vacancy engineering and physical protection by in-situ carbon coating process of lithium rich layered oxide

2021 ◽  
Vol 515 ◽  
pp. 230623
Author(s):  
Vasu Shanmugam ◽  
Sasikala Natarajan ◽  
Laurel Simon Lobo ◽  
Ankita Mathur ◽  
Moodakare B. Sahana ◽  
...  
Keyword(s):  
Oxygen Vacancy ◽  
Carbon Coating ◽  
Coating Process ◽  
Surface Oxygen ◽  
Physical Protection ◽  
Layered Oxide ◽  
Surface Oxygen Vacancy

Oxygen vacancy defect engineering using atomic layer deposited HfAlOx in multi-layered gate stack

2016 ◽  
Vol 108 (18) ◽  
pp. 183501 ◽  
Author(s):  
M. N. Bhuyian ◽  
R. Sengupta ◽  
P. Vurikiti ◽  
D. Misra
Keyword(s):  
Oxygen Vacancy ◽  
Atomic Layer ◽  
Vacancy Defect ◽  
Defect Engineering ◽  
Gate Stack
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