This update covers the literature published between approximately June 2021 and May
2022 and is the latest part of a series of annual reviews. It is designed to provide the reader …

Carbon dioxide (CO 2) reduction is a possible way to solve the greenhouse effect.
Conventional catalytic CO 2 reduction faces some problems, such as high free energy …

This paper mainly discusses the current research status and development trend of on-line
monitoring technology for laser additive manufacturing. We have analyzed various on-line …

Hydrogen (H2) and hydrogen peroxide (H2O2) play crucial roles as energy carriers and raw
materials for industrial production. However, the current techniques for H2 and H2O2 …

This research paper evaluated three pathways for qualification of 316 L stainless steel
components made by laser powder bed fusion additive manufacturing (AM). Comprehensive …

To reduce the uncertainty and improve the long-term reproducibility of laser-induced
breakdown spectroscopy (LIBS) quantitative analysis, an acoustic correction (AC) method is …

Potash is the main raw material for the production of agricultural fertilizers. Herein, random
forest (RF) models fusing variable importance and wavelet transform were proposed to …

The laser induced breakdown spectroscopy (LIBS) technique was suggested for online and
in situ detection of laser welding process failures. For the first time, the LIBS technique was …

Investigation into non-destructive testing and evaluation of 3D printing quality is relevant due
to the lack of reliable methods for non-destructive testing of 3D printing defects, including …

Hydrogen cyanide (HCN) is typically synthesized using ammonia and methane as sources
of nitrogen and carbon, respectively, over expensive platinum catalysts at high …