Vol. 80 No. 1: April (2021)

Articles

• The Effect of Hydrothermal Holding Time on The Characterization of Hydroxyapatite Synthesized from Green Mussel Shells

  Rifky Ismail, Muhammad Bagus Laroybafih, Deni Fajar Fitriyana, Sri Nugroho, Yanuar Iman Santoso, Ahmad Jazilussurur Hakim, Mohammad Syahreza Al Mulqi, Athanasius Priharyoto Bayuseno

  84-93

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• Heat Moisture Modified Rice Flours as Additive in Drilling Fluids

  Bunyami Shafie, Huei Hong Lee, Phene Neoh Pei Nee, Fatin Hana Naning, Tze Jin Wong, Lee Feng Koo, Yiu Pang Hung

  62-72

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• Conjugate Natural Convection in a Square Porous Cavity Filled with a Nanofluid in the Presence of Two Isothermal Cylindrical Sources

  Islam Bouafia, Razli Mehdaoui, Syham Kadri, Mohammed Elmir

  147-164

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• Investigation of Fresnel Lens Effect on Solar Panel Power Generation

  Abdul Hadi Mohaimin, Md. Rakib Uddin, Hasnul Hashim

  37-49

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• Performance and Emission of B100 Biodiesel with Various Additives in Direct Injection Diesel Engine

  Cheah Yi Linn, Mohd Radzi Abu Mansor, Zul Ilham

  24-36

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• Numerical and Experimental Modelling of Small Hydropower Turbine

  Omar Sulaiman Abdullah, Ammar Hatem Kamel, Wissam Hashim Khalil

  112-127

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• Design and Preliminary Testing of a Small-Scale Throatless Fixed-Bed Downdraft Gasifier Fueled With Sengon Wood Block

  Samsudin Anis, Benny Nugroho, Adhi Kusumastuti

  1-12

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• Dual Solutions of MHD Stagnation Slip Flow Past a Permeable Plate

  Mohamad Mustaqim Junoh, Nursyahanis Abdullah, Fadzilah Md Ali

  137-146

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• The Drying Rate of Chlorella pyrenoidosa Using an Oven in Bioethanol Production

  Megawati, Astrilia Damayanti, Putri Radenrara D. A., Pradnya Irene N., Khusnul Hotimah, Yudha Satriawan

  128-136

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• Investigation of Structural, Thermal Properties and Shielding Parameters of Borosilicate Glasses Doped with Dy3+/ Tb3+ Ions for Gamma and Neutron Radiation Shielding Applications

  Bashar Khudhair Abbas, Sharudin Omar Baki, Fong Wai Leng, Haider Khudhair Abbas, Layth Al-Sarraj, Mohd Adzir Mahdi

  50-61

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• Innovation of Solar Desalination System Coupled with Solar Collector: Experimental Study

  Mokhless Boukhriss, Kamel Zarzoum, Med Ali Maatoug, Mahdi Timoumi

  94-111

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• Energy Profiling of a Plant Factory and Energy Conservation Opportunities

  Abdul Muin Shaari, Muhammad Syamim Mohd Razuan, Juntakan Taweekun, Mohd Faizal Mohideen Batcha, Kamil Abdullah, Zulhazmi Sayuti, Mohammad Abid Ahmad, Muhd Akhtar Mohamad Tahir

  13-23

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• Energy and Exergy Analysis of Cascade Refrigeration System Using MC22 and MC134 on HTC, R404A and R502 on LTC

  Hendri, Roswati Nurhasanah, Prayudi, Suhengki

  73-83

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