Works by Ragadhita, Risti

Results: 23

Domestic waste (eggshells and banana peels particles) as sustainable and renewable resources for improving resin-based brakepad performance: Bibliometric literature review, techno-economic analysis, dual-sized reinforcing experiments, to comparison with commercial product

Published in:

Communications in Science & Technology, 2022, v. 7, n. 1, p. 50, doi. 10.21924/cst.7.1.2022.757

By:

Nandiyanto, Asep Bayu Dani;
Ragadhita, Risti;
Fiandini, Meli;
Al Husaeni, Dwi Fitria;
Al Husaeni, Dwi Novia;
Fadhillah, Farid

Publication type:

Article

Engineering and economic analysis of the production of sieve shaker for teaching particle size to students with visual impairment.

Published in:

Journal of Engineering Research (2307-1877), 2022, v. 10, n. 1A, p. 281, doi. 10.36909/jer.10081

By:

Maryanti, Rina;
Dani Nandiyanto, Asep Bayu;
Hufad, Achmad;
Sunardi, S.;
Ragadhita, Risti;
Fiandini, Meli;
Bilad, Muhammad Roil

Publication type:

Article

Design of heat exchanger for the production of zinc imidazole framework-8 (ZIF-8) particles.

Published in:

Journal of Engineering Research (2307-1877), 2021, p. 1, doi. 10.36909/jer.ASSEEE.16035

By:

Dani Nandiyanto, Asep Bayu;
Ragadhita, Risti;
Putri, Silmi Ridwan;
Maryanti, Rina;
Kurniawan, Teguh

Publication type:

Article

Design of heat exchanger for the production of synthesis silica.

Published in:

Journal of Engineering Research (2307-1877), 2021, p. 1, doi. 10.36909/jer.ASSEEE.16033

By:

Dani Nandiyanto, Asep Bayu;
Putri, Silmi Ridwan;
Ragadhita, Risti;
Maryanti, Rina;
Kurniawan, Teguh

Publication type:

Article

Progress in the utilization of water hyacinth as effective biomass material.

Published in:

Environment, Development & Sustainability, 2024, v. 26, n. 10, p. 24521, doi. 10.1007/s10668-023-03655-6

By:

Nandiyanto, Asep Bayu Dani;
Ragadhita, Risti;
Hofifah, Siti Nur;
Al Husaeni, Dwi Fitria;
Al Husaeni, Dwi Novia;
Fiandini, Meli;
Luckiardi, Senny;
Soegoto, Eddy Soeryanto;
Darmawan, Arif;
Aziz, Muhammad

Publication type:

Article

Preliminary reactor design for the gold nanoparticles production by the Turkevich method on an industrial scale.

Published in:

Sustainable Engineering & Innovation, 2023, v. 5, n. 1, p. 22, doi. 10.37868/sei.v5i1.id191

By:

Erlangga, Thyta Medina Salsabila;
Nandiyanto, Asep Bayu Dani;
Ragadhita, Risti

Publication type:

Article

Shell and tube heat exchanger design for production graphene oxide nanoparticles from agricultural waste.

Published in:

Sustainable Engineering & Innovation, 2022, v. 4, n. 2, p. 206, doi. 10.37868/sei.v4i2.id184

By:

Indriati, Diah;
Nandiyanto, Asep Bayu Dani;
Fiandini, Meli;
Ragadhita, Risti;
Kurniawan, Teguh

Publication type:

Article

How to Calculate and Determine Chemical Kinetics: Step-by-Step Interpretation of Experimental Data to Get Reaction Rate and Order.

Published in:

Indonesian Journal of Science & Technology, 2024, v. 9, n. 3, p. 759, doi. 10.17509/ijost.v9i3.74749

By:

Dani Nandiyanto, Asep Bayu;
Ragadhita, Risti;
Fiandini, Meli

Publication type:

Article

How to Purify and Experiment with Dye Adsorption using Carbon: Step-by-Step Procedure from Carbon Conversion from Agricultural Biomass to Concentration Measurement Using UV Vis Spectroscopy.

Published in:

Indonesian Journal of Science & Technology, 2023, v. 8, n. 3, p. 363, doi. 10.17509/ijost.v8i3.58290

By:

Nandiyanto, Asep Bayu Dani;
Fiandini, Meli;
Ragadhita, Risti;
Aziz, Muhammad

Publication type:

Article

How to Calculate and Measure Solution Concentration using UV-Vis Spectrum Analysis: Supporting Measurement in the Chemical Decomposition, Photocatalysis, Phytoremediation, and Adsorption Process.

Published in:

Indonesian Journal of Science & Technology, 2023, v. 8, n. 2, p. 345, doi. 10.17509/ijost.v8i2.57783

By:

Dani Nandiyanto, Asep Bayu;
Ragadhita, Risti;
Aziz, Muhammad

Publication type:

Article

Amorphous content on the photocatalytic performance of micrometer-sized tungsten trioxide particles.

Published in:

Arabian Journal of Chemistry, 2020, v. 13, n. 1, p. 2912, doi. 10.1016/j.arabjc.2018.07.021

By:

Nandiyanto, Asep Bayu Dani;
Oktiani, Rosi;
Ragadhita, Risti;
Sukmafitri, Ajeng;
Zaen, Rena

Publication type:

Article

Utilization of Bamboo Powder in The Production of Non-Asbestos Brake Pads: Computational Bibliometric Literature Review Analysis and Experiments to Support Sustainable Development Goals (SDGs).

Published in:

Automotive Experiences, 2024, v. 7, n. 1, p. 111, doi. 10.31603/ae.11109

By:

Nandiyanto, Asep Bayu Dani;
Syazwany, Aisha Nadhira;
Syarafah, Karina Nur;
Syuhada, Themy Sabri;
Ragadhita, Risti;
Piantari, Erna;
Bilad, Muhammad Roil;
Farobie, Obie

Publication type:

Article

Particulate Matter Emission from Combustion and Non-Combustion Automotive Engine Process: Review and Computational Bibliometric Analysis on Its Source, Sizes, and Health and Lung Impact.

Published in:

Automotive Experiences, 2023, v. 6, n. 3, p. 599, doi. 10.31603/ae.10259

By:

Dani Nandiyanto, Asep Bayu;
Ragadhita, Risti;
Setiyo, Muji;
Al Obaidi, Abdulkareem Sh. Mahdi;
Hidayat, Arif

Publication type:

Article

Effect of Starch, Lipid, and Protein Components in Flour on the Physical and Mechanical Properties of Indonesian Biji Ketapang Cookies.

Published in:

International Journal of Technology, 2022, v. 13, n. 2, p. 432, doi. 10.14716/ijtech.v13i2.5208

By:

Nandiyanto, Asep Bayu Dani;
Ragadhita, Risti;
Ana, A.;
Hammouti, Belkheir

Publication type:

Article

Ethnoscience Study: Chemistry Aspects of the Local Practice of Mango (Mangifera Indica L.) Fruit Ripening with Carbide for Contextualized Chemistry Learning.

Published in:

Journal of Tropical Chemistry Research & Education, 2025, v. 7, n. 1, p. 10, doi. 10.14421/jtcre.2025.71-02

By:

Ragadhita, Risti;
Sriyati, Siti;
Liliawati, Winny

Publication type:

Article

Computational Calculation on the Shell and Tube-Type Heat Exchanger for Lanthanum Oxide (La<sub>2</sub>O<sub>3</sub>) Nanoparticle Production Process for Energy-Related Material Application.

Published in:

Mathematical Modelling of Engineering Problems, 2023, v. 10, n. 2, p. 715, doi. 10.18280/mmep.100243

By:

Nandiyanto, Asep Bayu Dani;
Sofianty, Irine;
Sari, Adani Gina Puspita;
Madani, Rofi Fadilah;
Febrianti, Fitri;
Ragadhita, Risti;
Kurniawan, Teguh;
Jumansyah, Rizky;
Soegoto, Eddy Soeryanto;
Luckyardi, Senny;
Aziz, Muhammad

Publication type:

Article

Techno-Economic Evaluation of the Production of Dysprosium-Doped Cobalt Ferrites Nanoparticles by Sol-Gel Auto-Combustion Method.

Published in:

Mathematical Modelling of Engineering Problems, 2022, v. 9, n. 4, p. 1152, doi. 10.18280/mmep.090435

By:

Dani Nandiyanto, Asep Bayu;
Yolanda, Yustika Desti;
Widyaningsih, Mia;
Ragadhita, Risti;
Saputra, Herry;
Soegoto, Eddy Soeryanto;
Luckyardi, Senny

Publication type:

Article

Job Sheet Learning Media on Briquette Production from Coffee Grounds and Soybean Peel with Various Compositions and Particle Sizes for Vocational High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 139, doi. 10.16920/jeet/2021/v34i3/157881

By:

Nandiyanto, Asep Bayu Dani;
Widiaputri, Sarah Istiqomah;
Maharani, Shinta;
Ragadhita, Risti

Publication type:

Article

Teaching the Effect of Liming Concentration on Mechanical Characteristics of Cowhide Crackers for Senior High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 108, doi. 10.16920/jeet/2020/v34i0/157875

By:

Anggraeni, Sri;
Maulida, Rahma;
Ragadhita, Risti;
Hofifah, Siti Nur;
Nandiyanto, Asep Bayu Dani

Publication type:

Article

Teaching the Effect of Variations in Types of Flour on Mechanical Characteristics of Chicken Skin Crackers through Experimental Demonstrations to Senior High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 102, doi. 10.16920/jeet/2020/v34i0/157859

By:

Sri Anggraeni;
Nadhira, Shafwa Faza;
Azizah, Nissa Nur;
Al Husaeni, Dwi Fitria;
Ragadhita, Risti;
Hofifah, Siti Nur;
Nandiyanto, Asep Bayu Dani

Publication type:

Article

Demonstration of Making Sago (Metroxylon sagu Rottb.) Crackers with Variations in the Comparison of Sago Flour and Wheat Flour to High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 81, doi. 10.16920/jeet/2020/v34i0/157856

By:

Sri Anggraeni;
Abadi, Hilda Yanuar;
Hofifah, Siti Nur;
Anggraeni, Sri;
Ragadhita, Risti;
Nandiyanto, Asep Bayu Dani

Publication type:

Article

Teaching the Effect of Flour on Mechanical Properties of Shrimp Shell Crackers 'Kerupuk' to High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 75, doi. 10.16920/jeet/2020/v34i0/157855

By:

Anggraeni, Sri;
Hotimah, Alin Parliana;
Girsang, Gabriela Chelvina Santiuly;
Ragadhita, Risti;
Hofifah, Siti Nur;
Nandiyanto, Asep Bayu Dani

Publication type:

Article

Video-Based Learning about the Effect of Various Types of Flour on the Characteristics of Sagon Crackers for High School Students.

Published in:

Journal of Engineering Education Transformations, 2020, v. 34, p. 22, doi. 10.16920/jeet/2020/v34i0/157847

By:

Anggraeni, Sri;
Rohmah, Silmi Aulia;
Putri, Silmi Ridwan;
Ragadhita, Risti;
Hofifah, Siti Nur;
Nandiyanto, Asep Bayu Dani

Publication type:

Article