Vol 23, No 1 (2023)

Table of Contents

Articles

Bioproduction of Chitin Hydrolysate Containing N-Acetylglucosamine by Serratia marcescens PT6 Crude Chitinase and Its Effects on Bacterial Growth Inhibition in Various Temperature
Indun Dewi Puspita, Susana Endah Ratnawati, Hendri Setiawan, Murwantoko Murwantoko, Ustadi Ustadi, David Ratkowsky, Mark Tamplin
10.22146/ajche.69794 Abstract views : 1381 | views : 830
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1-13
Heat Exchanger Network (HEN) Analysis of The Power Plant Industry Using Aspen Energy Analyzer Software
Maktum Muharja, Arief Widjaja, Rizki Fitria Darmayanti, Bramantyo Airlangga, Rendra Panca Anugraha, Mar'atul Fauziyah, Eko Wijanarto, Mohammad Sholehuddin, Achri Isnan Khamil
10.22146/ajche.72261 Abstract views : 1310 | views : 883
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14-27
Hydrogel Preparation from Shrimp Shell-Based Chitosan: The Degree of Crosslinking and Swelling Study
Dhena Ria Barleany, Jayanudin Jayanudin, Nasihin Nasihin, Mela Widiawati, Meri Yulvianti, Denni Kartika Sari, Akbar Gunawan
10.22146/ajche.73716 Abstract views : 615 | views : 460
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28-39
Box-Behnken Design for Optimization on Esterification of Free Fatty Acids in Waste Cooking Oil Using Modified Smectite Clay Catalyst
Achanai Buasri, Suthita Lertnimit, Arnon Nisapruksachart, Issara Khunkha, Vorrada Loryuenyong
10.22146/ajche.77009 Abstract views : 1411 | views : 1074
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40-51
Zeolite Effect on Solid Product Characteristics in Hydrothermal Treatment of Household Waste
Lalak Tarbiyatun Nasyin Maleiva, Chandra Wahyu Purnomo, Putranty Widha Nugraheni, Eka Kusumawardhani, Leonardus Sandy Ade Putra
10.22146/ajche.77544 Abstract views : 621 | views : 419
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52-61
Statistical Characterization of Bubble Breakup Flow Structures in Swirl-Type Bubble Generator Systems
Drajat Indah Mawarni, Wibawa Endra Juwana, IGNB Catrawedarma, Kumara Ari Yuana, Wiratni Budhijanto, Deendarlianto Deendarlianto, Indarto Indarto
10.22146/ajche.78558 Abstract views : 685 | views : 510
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62-76
Spent Coffee Grounds Biochar Composite Phase Change Material Design Challenges in a Lab-Scale Solar Water Heater System for Thermal Energy Storage
Raphael Angelo Mondragon, Sasipa Boonyubol, Shuo Cheng, Jeffrey Scott Cross
10.22146/ajche.80081 Abstract views : 797 | views : 390
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77-93
Thermal and Physical Properties of Hybrid Composites Made from Used PET Bottles and Date Palm Fibers Filled with Unsaturated Polyester
Tahir Habila, Yazid Meftah, Samira Maou
10.22146/ajche.82419 Abstract views : 501 | views : 416
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94-102
Parametric Study and Characterization of Sappan Wood (Caesalpinia Sappan Linn) Natural Red Colorant Extract with Ultrasonic Assisted Extraction Method
Yuyun Yuniati, Dhiya Dini Azmi, Eric Nurandriea, Lailatul Qadariyah, Mahfud Mahfud
10.22146/ajche.77249 Abstract views : 499 | views : 572
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103-112
Supervised Machine Learning and Multiple Regression Approach to Predict Successfulness of Matrix Acidizing in Hydraulic Fractured Sandstone Formation
Candra Kurniawan, Muhammad Mufti Azis, Teguh Ariyanto
10.22146/ajche.78255 Abstract views : 914 | views : 398
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113-127