Vacancy engineering in semiconductor photocatalysts: implications in hydrogen evolution and nitrogen fixation applications

A Kumar, V Krishnan - Advanced Functional Materials, 2021 - Wiley Online Library
It is a well‐known fact that the pronounced photogenerated charge recombination and poor
light absorption are the main bottlenecks of photocatalysis applications. The conventional …

Visible‐Light Responsive TiO2‐Based Materials for Efficient Solar Energy Utilization

W Zhang, H He, H Li, L Duan, L Zu… - Advanced Energy …, 2021 - Wiley Online Library
The photocatalytic properties of TiO2 have aroused a broad range of research interest since
1972 due to its abundance, chemical stability, and easily available nature. To increase its …

Enhanced photocatalytic N2 fixation via defective and fluoride modified TiO2 surface

R Guan, D Wang, Y Zhang, C Liu, W Xu, J Wang… - Applied Catalysis B …, 2021 - Elsevier
Photocatalytic N 2 fixation (PNF) provides a low-cost route to generate ammonia. The poor
conversion efficiency from photon to ammonia seriously hinders the step forward because of …

Recent progress in 2D catalysts for photocatalytic and electrocatalytic artificial nitrogen reduction to ammonia

G Zhang, Y Li, C He, X Ren, P Zhang… - Advanced Energy …, 2021 - Wiley Online Library
Photocatalytic and electrocatalytic N2 reduction reactions (N2RR) for NH3 synthesis from
abundant N2, H2O, solar energy, and renewable electricity is very attractive. 2D catalysts …

Review of MXene-based nanocomposites for photocatalysis

JK Im, EJ Sohn, S Kim, M Jang, A Son, KD Zoh, Y Yoon - Chemosphere, 2021 - Elsevier
Abstract Since multilayered MXenes (Ti 3 C 2 T x, a new family of two-dimensional
materials) were initially introduced by researchers at Drexel University in 2011, various …

Recent advances in photocatalytic nitrogen fixation and beyond

Y Wei, W Jiang, Y Liu, X Bai, D Hao, BJ Ni - Nanoscale, 2022 - pubs.rsc.org
The traditional synthesis of ammonia is an industrial process with high energy consumption
that is not environmentally friendly; thus, it is urgent to develop cost-effective approaches to …

Photocatalytic nitrogen reduction to ammonia: Insights into the role of defect engineering in photocatalysts

H Shen, M Yang, L Hao, J Wang, J Strunk, Z Sun - Nano Research, 2022 - Springer
Engineering of defects in semiconductors provides an effective protocol for improving
photocatalytic N 2 conversion efficiency. This review focuses on the state-of-the-art progress …

Tailoring defects in SrTiO 3 by one step nanoarchitectonics for realizing photocatalytic nitrogen fixation in pure water

A Kumar, M Sharma, S Sheoran, S Jaiswal, A Patra… - Nanoscale, 2023 - pubs.rsc.org
Surface contamination of materials by nitrogenous impurities is a major problem that can
bias the quantification of ammonia in photocatalytic N2 fixation reactions. In this work …

Unraveling the structural and morphological stability of oxygen vacancy engineered leaf-templated CaTiO 3 towards photocatalytic H 2 evolution and N 2 fixation …

A Kumar, M Kumar, VN Rao, MV Shankar… - Journal of Materials …, 2021 - pubs.rsc.org
The investigation of the structural and morphological stability of leaf-templated and oxygen
vacancy engineered materials is of great importance along with the detailed study of …

Nanostructured photocatalysts for nitrogen fixation

G Zhang, CD Sewell, P Zhang, H Mi, Z Lin - Nano energy, 2020 - Elsevier
There is a growing interest in designing nanostructured photocatalysts which provide
improved photocatalytic activity due to their efficient photogenerated carrier separation and …