Browsing by Author "Ahmad, Naushad"
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Process optimization and method validation for efficient valorization of low- grade coal into humic substances
Kiran, Aftab; Javed, Javeria; Habibhah Siddiqua, Umme; Malik, Ayesha; Hassan, Afifa; Rizwan Khan, Mohammad; Busquets, Rosa; Ahmad, Naushad; Haque, Anzarul... more authors ... less authors ( Elsevier , 2024 , Article)The exploration of low-grade coal resources and progress in the extraction method of humic substances are the core aims of this study. Ultrasonic and microwave assisted alkali extractions were compared with conventional ...