Abstract: The characteristics of interference fading in a phase sensitive optical time domain reflectometer (φ-OTDR) system with a three optical frequency source are described in this paper. It is ...

Undertaking research with communities (especially the seldom heard) to gain insight from qualitative data to provide a rich understanding of people’s lives, public health needs and priorities (i.

Innovations in mixing equipment can influence trends in the ready-mix mortar market. In Vietnam, trends may involve the adoption of advanced mixing technologies that ensure consistent quality and ...

High-performance silicone sealants, known for their durability and weather resistance, are in demand. Trends in Vietnam may include the adoption of these sealants in applications where longevity and ...