Issue
Vol. 22 No. 4 (2021): Eksakta : Berkala Ilmiah Bidang MIPA (E-ISSN : 2549-7464)
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Oct-Dec 2021
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Pretest-Posttest Control Group Design of Discovery Learning-Based Content Learning System in The Materials of Atomic Structure and Periodic Elements System of Class X Vocational Schools To Improve High-Level Thinking Ability
A learning process in the form of electronics employing online learning and merging discovery learning learning models is known as a discovery learning-based content learning system. This study sought to determine...Sinta Rahmatika
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Rahadian Zainul
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Preparation and Characterization of Magnetite Fe3O4-Activated Carbon Composite as Adsorbent Cr(VI) Ion
Metal ion such as Cr(VI) is one toxic heave metal at the trace level, thus it is necessary to remove metal ion Cr(VI) ion environmental. The absorption of Cr(VI) ions was carried out using a Fe 3 O 4 magnetite...Intan Lestari
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Yonanda Ramadhanty
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Leny Marlinda
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Ngatijo Ngatijo
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Effect of Bokashi Fertilizer and Monosodium Glutamate on Growth and Yield of Cayenne Pepper (Capsicum frutescens l.)
This study aims to determine The purpose of this experiment was to determine the interaction of bokashi fertilizer and monosodium glutamate on the growth and yield of cayenne pepper (Capsium frutescens L.). This...Zahanis Zahanis
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Fatimah Fatimah
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Utria Nurval Utami
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Comparison of the Physical and Microbiological Characteristics of Peel-off Face Mask Yogurt from Fresh Cow’s Milk and UHT Milk Fermented
Yogurt is a product of fermented milk that makes the skin smoother and shinier. Alpha Hydroxy Acid (AHA) in yogurt can increase regeneration and exfoliate skin cells that accumulate on the surface of the stratum...Wulan Kartika Sari
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Rika Sebtiana Kristantri
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Dyan Wigati
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EKSAKTA: Berkala Ilmiah Bidang MIPA
The Effect of Additional Fruit Eggplant (Solanum betaceum cav.) Juice on the Characteristics of Black Tea (Camelia sinensis) Beverage
This study aims to determine the effect of adding Dutch eggplant juice on the characteristics of black tea drinks. This study used a completely randomized design (CRD) with 5 treatments and 3 replications. The data...Diana Sylvi
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Fauzan Azima
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Sandonella Anggini
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EKSAKTA: Berkala Ilmiah Bidang MIPA
The Effects of Extraction Period Toward Anthocyanin Levels of Blue Pea Vine (Clitoria ternatea) Extract Using Maceration Method
Blue Pea Vine (Clitoria Ternatea L.) is an edible flower which is rich in compounds of anthocyanin. The purpose of this research is to determine the best immersion time for anthocyanin extraction of blue pea vine by...Irna Dwi Destiana
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Atika Romalasari
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Nia Kurnia
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Reducing the Number of Germs on Hands Using Disinfectants Combination of Betal Leaves and Kalamansi Orange
Covid-19 can be spread through particles from a patient's sneeze or cough attached to other objects such as clothing or electronic devices from people around him. Therefore, it is necessary to take precautions to...Iwan Iskandar
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Hevi Horiza
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Mutia Yuhesti
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Distribution Pattern of Magnetic Susceptibility Value of Iron Sand on the Surface of Pasia Jambak Beach Pasia Nan Tigo Padang
Iron sand is a natural resource in Indonesia that can be utilized based on magnetic mineral content ( Fe 2 0 3 , Fe 3 O 4 , FeTiO 3 ), to be processed into materials of high economic value. Iron sand magnetic...Riza Rahmayuni
,
Hamdi Rifai
,
Letmi Dwiridal
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Ardilla Nofri Yuwanda
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Dwi Anisa Visgus
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Anisa Rahmi
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EKSAKTA: Berkala Ilmiah Bidang MIPA
Optimization of Growth and Yield in Bird's Eye Chili (Capsicum frutescens L.) through Sustainable Organic Fertilization Using Banana Stem Compost and Tofu Industry Liquid Waste
The objective of this experiment was to investigate the interaction between the application of banana stem compost and tofu industry liquid waste on the growth and yield of Bird's Eye Chili (Capsicum frutescens L.)....Zahanis Zahanis
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Fatimah Fatimah
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Devi Purnamasari
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Sindi Fantika
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