Zobrazeno 1 - 10
of 432
pro vyhledávání: '"M. Helmi"'
Publikováno v:
Iranica Journal of Energy and Environment, Vol 12, Iss 1, Pp 34-44 (2021)
The transesterification of Amygdalus scoparia oil to biodiesel was performed and examined through the electrolysis method in the presence of KOH/Al2O3 as a heterogeneous catalyst at room temperature. A KOH/Al2O3 as solid base catalyst was prepared th
Externí odkaz:
https://doaj.org/article/b0a806c8984e4cda93998b93aff985f0
Publikováno v:
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XLII-4-W16, Pp 497-502 (2019)
The purpose of this study was to analyze the distribution dynamics and TSS concentrations based on four different seasons and different years for five years. Image processing of TSS included Correction with Dark Object Substraction and Atmospheric co
Externí odkaz:
https://doaj.org/article/a42265e2b4ff4fa0b22272c800c01077
Publikováno v:
Jurnal Pendidikan IPA Indonesia, Vol 8, Iss 1, Pp 1-11 (2019)
This study analyses changes in shoreline and mangroves status at the gulf coast of Sayung-Demak, Indonesia. Data on shoreline changes were from high-resolution imagery in 2005, 2010 and 2017 by ArcGIS 10.3, while mangrove diversity data were observed
Externí odkaz:
https://doaj.org/article/5812f78886f049aab2f41510ec0bcaf6
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 3, Iss 3, p 63 (2019)
The use of lightweight material such as CFRP/Ti6Al4V in stacked structures in the aerospace industry is associated with improved physical and mechanical characteristics. The drilling process of nonuniform structures plays a significant role prior to
Externí odkaz:
https://doaj.org/article/fffbf920f1a24daf877759fff62b05ce
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 3, Iss 1, p 23 (2019)
Carbon fiber-reinforced polymers (CFRP) are widely used in the aerospace industry. A new generation of aircraft is being built using CFRP for up to 50% of their total weight, to achieve higher performance. Exit delamination and surface integrity are
Externí odkaz:
https://doaj.org/article/eda818606cbb465987ba6a25bdba6c73
Autor:
M. Helmi, Diederik Gomers
Publikováno v:
Jurnal Neuroanestesi Indonesia, Vol 2, Iss 1 (2013)
Gagal nafas dapat terjadi secara mandiri atau dapat pula sebagai akibat dari cedera kepala. Pada kondisi dimana kedua hal tersebut terjadi secara bersamaan, pengeloaaan ventilasi mekanis menjadi lebih rumit, karena penatalaksaaan respisari dapat memp
Externí odkaz:
https://doaj.org/article/7952a18228f44c5caa562648bf24f8e1
Publikováno v:
In Procedia CIRP 2022 108:424-429
Autor:
Morley, Robert J., Hasan, Sanatul Salwa, Morley, Harsanti P., Jais, Jaizan Hardi M., Mansor, Amiruddin, Aripin, M. Raziken, Nordin, M. Hafiz, Rohaizar, M. Helmi
Publikováno v:
In Palaeogeography, Palaeoclimatology, Palaeoecology 1 January 2021 561
Publikováno v:
In CIRP Annals - Manufacturing Technology 2019 68(1):77-80
Publikováno v:
Journal of Machine Engineering; 2024, Vol. 24 Issue 2, p5-17, 13p