1. <a href="view_content.asp?id=10992381" target="_blank">A flexible dc-dc converter for the battery - dc bus renewable energy system</a><br>Pham Ngoc Thang, Vo Thanh Vinh, Nguyen The Vinh<br><hr>2. <a href="view_content.asp?id=10992382" target="_blank">Economic viability analysis of wind energy in nepal</a><br>Raju Laudari, Kamal Banskota, Balkrishna Sapkota<br><hr>3. <a href="view_content.asp?id=10992383" target="_blank">Hydrolysis of microalgae spirulina platensis, chlorella sp., and macroalgae ulva lactuca for bioethanol production</a><br>Kusmiyati Kusmiyati, Agnes Heratri, Sinju Kubikazari, Arif Hidayat, Hadiyanto Hadiyanto<br><hr>4. <a href="view_content.asp?id=10992384" target="_blank">Preparation of biomass briquettes using durian peel char and spent mushroom compost char</a><br>Kittiphoom Suppalakpanya, Ruamporn Nikhom, Suwattana Nikhom<br><hr>5. <a href="view_content.asp?id=10992385" target="_blank">Continuous water absorption - regeneration using microbubble technology for co2 removal in biogas upgrading system</a><br>Jiraporn Paoaiang, Chananchida Dumruangsri, Narong Chaisongkroh, Sudarat Tinchana, Juntima Chungsiriporn<br><hr>6. <a href="view_content.asp?id=10992386" target="_blank">Improvement of heat transfer on solid fuel combustor system using waste steel nuts as porous media</a><br>Buncha Puttakoon, Boonrit Prasartkaew, Kitipong Jaojaruek<br><hr>7. <a href="view_content.asp?id=10992387" target="_blank">Does covid-19 crisis affects the spillover of oil market’s return and risk on thailand’s sectoral stock return?: evidence from bivariate dcc garch-in-mean model</a><br>Napon Hongsakulvasu, Chatchai Khiewngamdee, Asama Liammukda<br><hr>