Zobrazeno 1 - 10
of 58
pro vyhledávání: '"Stefanus Muryanto"'
Autor:
Mochamad A. Irfa'i, Stefanus Muryanto, Antonius Prihanto, Yustina M. Pusparizkita, Rifky Ismail, J. Jamari, Athanasius P. Bayuseno, Pau Loke Show
Publikováno v:
Environmental Advances, Vol 17, Iss , Pp 100582- (2024)
Resources recovery of calcium and phosphates from respective green mussel shells and bovine bones by calcination and chemically extracting are viable precursors for carbonate-rich apatite biomedical material applications. Because of their high osteoc
Externí odkaz:
https://doaj.org/article/f8d7fbdde2d94185b3d2dfe61ca7d487
Publikováno v:
Heliyon, Vol 8, Iss 2, Pp e08872- (2022)
This article provides an alternative competency test model for vocational education schools in Central Java, Indonesia which particularly for automotive skill competency in order to replace the current competency test model that has been implemented
Externí odkaz:
https://doaj.org/article/08cfd4436ab84fa0acba547341fad335
Autor:
Athanasius Priharyoto Bayuseno, Dyah Suci Perwitasari, Stefanus Muryanto, Mohammad Tauviqirrahman, Jamari Jamari
Publikováno v:
Heliyon, Vol 6, Iss 3, Pp e03533- (2020)
This work reports a stirred-batch lab crystallization to examine the influence of maleic acid (HO2CCHCHCO2H), and temperatures (30 and 40 °C) on crystallization kinetics and morphology of struvite. The crystallization was followed by measuring the p
Externí odkaz:
https://doaj.org/article/edf0391b43004fd7be64fc4bcaf74fb7
Publikováno v:
CENDEKIA EKSAKTA. 7
Ampas tebu merupakan limbah padat dari pengolahan industri gula tebu dan termasuk biomassa yang mengandung lignoselulosa. kayu mangga juga merupakan salah limbah padat yang kurang menarik minat masyarakat untuk megolahnya. Impregnasi merupakan suatu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9223e7975c04528be24d9bf181e43042
https://doi.org/10.31942/ce.v7i2.7521
https://doi.org/10.31942/ce.v7i2.7521
MORPHOLOGY OF BARITE PRECIPITATED FROM INDUCED FLOW VIBRATION AND THE PRESENCE OF CHEMICAL ADDITIVES
Publikováno v:
Rasayan Journal of Chemistry. 14:466-472
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8c9326bbb79f7c3bd446b9b29bf8a042
https://doi.org/10.31788/rjc.2021.1415892
https://doi.org/10.31788/rjc.2021.1415892
Publikováno v:
Rasayan Journal of Chemistry. 12:1734-1743
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0d8615d300cfca022c55544b17fed985
https://doi.org/10.31788/rjc.2019.1245380
https://doi.org/10.31788/rjc.2019.1245380
Autor:
Athanasius Priharyoto Bayuseno, Sutomo Sutomo, Jamari Jamari, Stefanus Muryanto, Wiji Mangestiono
Publikováno v:
Materials Today: Proceedings. 13:287-292
The influence of solenoid magnetic field 2,000 Gauss, 5,000 Hz sawtooth wave profile on CaCO3 3,500 ppm scale formation in the piping system was investigated with CaCl2.2H2O and Na2CO3 synthesized in stoichiometry and tartaric acid 5; 10 ppm were add
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aa875cc3c37835566edcf8dacbc7405b
https://doi.org/10.1016/j.matpr.2019.03.229
https://doi.org/10.1016/j.matpr.2019.03.229
Publikováno v:
Rasayan Journal of Chemistry. 12:787-795
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e78515a3f39fe58b1c85a0b112f6cdde
https://doi.org/10.31788/rjc.2019.1225125
https://doi.org/10.31788/rjc.2019.1225125
Autor:
Stefanus Muryanto, Wiji Mangestiono, Athanasius Priharyoto Bayuseno, Sutomo Sutomo, Jamari Jamari
Publikováno v:
Materials Today: Proceedings. 13:299-304
The influence of frequency 5,000 Hz, 2,000 Gauss sawtooth wave of solenoid magnetic field in the kinetic aspect of 3,500 ppm CaCO3 solution on scale formation in piping system was investigated. Citric acid (C6H8O7) 5; 10 ppm was added to inhibit the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::099068f9d425239890a21b6083c13b98
https://doi.org/10.1016/j.matpr.2019.03.231
https://doi.org/10.1016/j.matpr.2019.03.231
Publikováno v:
Rasayan Journal of Chemistry. 12:192-204
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60db23e0157b98b4e6bc29f445362163
https://doi.org/10.31788/rjc.2019.1215055
https://doi.org/10.31788/rjc.2019.1215055