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Journal : Lantanida Journal

NANOENKAPSULASI ASAM STEARAT DENGAN MODIFIKASI GRAFENA mG/SA WALL-CORE SEBAGAI KOMPOSIT PERUBAHAN FASA Saharman Gea; Vivi Purwandari
Lantanida Journal Vol 8, No 1 (2020)
Publisher : UIN AR-RANIRY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22373/lj.v8i1.6891

Abstract

The fabrication of phase-changed composite (PCC) utilized to store thermal energy through encapsulation has been performed by utilizing the stearate acid (SA) and modified graphene (mG) with sentrimoinum bromide (CTAB). The composite was fabricated via latex method, while the liquid SA was able to be encapsulated and stabilized due to the presence of mG. The active phase of SA altered to be a thermal storing site obtained from latent heat, while the mG wall has protective features which can prevent the leakage of SA core during the transition phase. The active phase itself increased the thermal conductivity from 4.93 W/mK to 7.65 W/mK with maximum storing energy for 84.8%. The stable form of mG was measured extremely low for 2 phr with an average particle size of 13.68 nm. Thus, mG wall has excellent thermal stability and effective protection in shielding the SA core which improves the thermal properties of the composite.
Co-Authors . Suryati ., Julinawati Abda Abda Abdul Rahman, Syarifah Nur Syed Aditia Warman Aditia, Aditia Warman Agus Haryono Agus Haryono Ahmad Nasir Pulungan Amin, Amalia Kurnia Amir Hamzah Siregar, Amir Hamzah Amru Daulay Andriayani APRI H SISWANTO Ariyani, Ariyani Aththorick, T. Alief Averroes Fazlur Rahman Piliang AVERROES FAZLUR RAHMAN PILIANG Ayu, Dinda G. BASUKI WIRJOSENTONO Basuki Wirjosentono Binti Awang, Khalijah Cut Fatimah Zuhra Deddi Prima Putra Dellyansyah Dellyansyah Diana Alemin Barus Diana, Diana Alemin Barus Dwi Indria Cherlina DWI SURYANTO Eddiyanto Eddiyanto EDDYANTO EDDYANTO Elis Anggeria Elisa Putri Elisa, Elisa Julianti Era Yusraini Fachry Wirathama, Syahrinal Anggi Daulay Halimatuddahliana Fenny Aulia Girsang, Ermi Goei, Ronn Grace Nainggolan Hadi Kurniawan, Hadi Hamonangan Nainggolan Harry Agusnar Hauli, Latifah I Putu Mahendra ICHWANA RAMLI Junifa Layla Sihombing Karna Wijaya LIVER IMAN PUTRA ZAI Lubis, Muhammad Frassetia Lubis, Yuni Aldriani Maghfirah, Awan Mahyuni Harahap Marpongahtun Marpongahtun, Marpongahtun Mutiara Dewi Pangaribuan Nasution, Ismet Danial NONI OKTARI NUR AZIZAH Nurfajriani ., Nurfajriani Nurwijayanti Pai, Woei Wu Larry Pasaribu, Khatarina Meldawati Piliang, Averrous Fazlurrahman Prasetyo, Niko Prayugo, Aniza S. Rahayu Rahayu Resmi Pangaribuan Riska Riska Rizky Kurniawan Rufina Pramudita Saviola, Aldino Javier Sembiring, Beby Karina F. Situmorang, Syafrizal Helmi Slamat Tarigan Sondang Pintauli Sopan Sinamo Sovia Lenny SRI RAHAYU Syafruddin Ilyas Syahrul Humaidi, Syahrul Tarigan, Almina Rospitaria Tarigan, Kerista Thamrin . Tiamina Nasution Vebryana, Marini Fairuz Vivi Purwandari Vivi Purwandari Wahyu Dita Saputri Wesly Hutabarat, Wesly Yanti, Maulida Yasir Arafat Hutapea yeni absah Yuan Alfinsyah Sihombing