Zobrazeno 1 - 10
of 116
pro vyhledávání: '"Hirofumi Hinode"'
Autor:
Norway J. Pangan, Susan M. Gallardo, Pagasa D. Gaspillo, Winarto Kurniawan, Hirofumi Hinode, Michael Angelo B. Promentilla
Publikováno v:
Chemical Engineering Transactions, Vol 94 (2022)
Water scarcity is one of the pressing challenges that we are facing as the demand for freshwater increases more than twice the rate of human population growth. As environmental stress of climate change and pollution of freshwater sources are exacerba
Externí odkaz:
https://doaj.org/article/504264807b09435b9e5abcedcbb7dd48
Autor:
Winarto Kurniawan, Hirofumi Hinode
Publikováno v:
Indonesian Journal of Computing, Engineering and Design, Vol 2, Iss 2, Pp 111-121 (2020)
Rice husk is rich in Si that makes it applicable as Si source for zeolite synthesis. However, the conventional method to use rice husk as a zeolite precursor has some drawbacks, which are: Si recovery method that involves burning and causing air poll
Externí odkaz:
https://doaj.org/article/16c37f166500498f9ae9060bbaf1ae33
Autor:
April Anne S. Tigue, Jacen Mariel S. Catapang, Charles Steven N. Chang, Kenneth A. Collo, Winarto Kurniawan, Hirofumi Hinode, Aileen H. Orbecido, Michael Angelo B. Promentilla
Publikováno v:
Chemical Engineering Transactions, Vol 88 (2021)
Geopolymer has recently gained popularity as an eco-friendly material because of its potential to valorize waste. It is a new class of inorganic material formed upon dissolution of aluminosilicate in the presence of an activating solution. The alumin
Externí odkaz:
https://doaj.org/article/c76d9f681ccf41c28ad57eebbc89b539
Autor:
Norway Pangan, Susan Gallardo, Pag-asa Gaspillo, Winarto Kurniawan, Hirofumi Hinode, Michael Promentilla
Publikováno v:
Materials, Vol 14, Iss 17, p 4915 (2021)
This study deals with the impact of calcination, alkalinity, and curing time parameters on the hydrothermal synthesis of zeolite A. The zeolite A sample, produced from corncob-stalk-and-leaves (corn stover) ash was characterized using X-ray diffracti
Externí odkaz:
https://doaj.org/article/6a46091b40da4f619d6380594b2bb4e7
Autor:
Alberto Longos, April Anne Tigue, Ithan Jessemar Dollente, Roy Alvin Malenab, Ivyleen Bernardo-Arugay, Hirofumi Hinode, Winarto Kurniawan, Michael Angelo Promentilla
Publikováno v:
Minerals, Vol 10, Iss 12, p 1144 (2020)
Geopolymer cement has been popularly studied nowadays compared to ordinary Portland cement because it demonstrated superior environmental advantages due to its lower carbon emissions and waste material utilization. This paper focuses on the formulati
Externí odkaz:
https://doaj.org/article/e9b02ff5e0134c09b9a7771dc6aaf467
Autor:
Martin Ernesto Kalaw, Alvin Culaba, Hirofumi Hinode, Winarto Kurniawan, Susan Gallardo, Michael Angelo Promentilla
Publikováno v:
Materials, Vol 9, Iss 7, p 580 (2016)
Geopolymers are inorganic polymers formed from the alkaline activation of amorphous alumino-silicate materials resulting in a three-dimensional polymeric network. As a class of materials, it is seen to have the potential of replacing ordinary Portlan
Externí odkaz:
https://doaj.org/article/0f19714bed3f45f0a5de215265476aeb
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 12, Pp o2251-o2251 (2008)
The hydrothermal reaction of Cd(NO3)2·4H2O, 1,3-di-4-pyridylpropane (BPP) and 4,4′-oxydibenzoic acid (OBA) led to the formation of the title compound, C13H14N2·C14H10O5. The asymmetric unit consists of one molecule of OBA and one of BPP. In the O
Externí odkaz:
https://doaj.org/article/a8c978e968f94f83a3b04ac1d5525bc2
Autor:
Hirofumi Hinode, Winarto Kurniawan
Publikováno v:
Indonesian Journal of Computing, Engineering and Design, Vol 2, Iss 2, Pp 111-121 (2020)
Rice husk is rich in Si that makes it applicable as Si source for zeolite synthesis. However, the conventional method to use rice husk as a zeolite precursor has some drawbacks, which are: Si recovery method that involves burning and causing air poll
Publikováno v:
JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 53:287-295
Publikováno v:
Materials Science Forum. 991:144-149
The problem associated with biodiesel production is economic feasibility. The biodiesel cost will reduce when the low cost feedstock was used as feedstock. Used Cooking Oil (UCO) is a promising candidate as raw material for biodiesel synthesis. In th