Huang_et_al_Chem. Eng. J._454_2023.pdfhttp://purl.tuc.gr/dl/dias/34BBA211-2C4D-4A4B-896B-AA7ED23D86DFSequential hydrothermal carbonization and CO2 gasification of sewage sludge for improved syngas production with mitigated emissions of NOx precursorsfree2024-01-09application/pdf6.9 MB