Ultrasounds are commonly used in medical imaging, solution homogenization, navigation,
and ranging, but they are also a great energy source for chemical reactions. Sonochemistry …

Process intensification (PI) is a rapidly growing field of research and industrial development
that has already created many innovations in chemical process industry. PI is directed …

Pre-treatments for waste activated sludge (WAS) are, in most cases, an attempt to increase
the biodegradation and/or improve hydrolysis rate of WAS after anaerobic digestion. This …

In recent years, volatile fatty acid (VFA) production through anaerobic fermentation of
sewage sludge, instead of methane production, has been regarded as a high-value and …

Based on the analyses of papers from the literature, and especially those published in
Ultrasonics Sonochemistry journal, the contribution of sonochemistry to green chemistry …

This perspective article reviews the evolution of research practices and challenges reported
in the literature for the use of ultrasound (US) and microwave (MW) in greener chemical …

The treatment of municipal wastewater is considered a cornerstone for the protection of
public health and environment. However, a major issue derived from this process is the …

Viticultural waste has been widely demonstrated to contain high-added value compounds
named the stilbenes. Among them, trans-resveratrol (Rsv) and trans-ε-viniferin (Vf) are the …

Recently, environmental pollution has increased significantly due to petroleum-based fuels
widely used in vehicles. This environmental pollution is mainly due to the acidic SO 2 gas …

This review aims to establish the state of the art of the existing literature on the valorization of
coffee and coffee by-products (ie green coffee, coffee husk, pulp, silverskin and spent coffee …