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Journal : Journal of Multidisciplinary Science: MIKAILALSYS

Synthesis and Characterization of ZnO-Doped CuO with the Addition of Monoethanolamine Using the Sol-Gel Method Asnur, Nazellia; Sanjaya, Hary; Dewata, Indang; Ikhsan, Fajri
Journal of Multidisciplinary Science: MIKAILALSYS Vol 4 No 1 (2026): Journal of Multidisciplinary Science: MIKAILALSYS
Publisher : Darul Yasin Al Sys

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58578/mikailalsys.v4i1.9537

Abstract

Semiconductors are materials capable of conducting electricity within specific limits, a property that is essential for applications in photocatalysts and solar cells. Copper oxide (CuO), a transition metal oxide, exhibits favorable properties as a p-type semiconductor and is characterized by a narrow bandgap ranging from 1.2 to 1.8 eV. However, CuO has a limitation in the form of a high electron–hole recombination rate, which requires modification through doping and additive incorporation. This study aims to analyze the effects of zinc oxide (ZnO) doping and the addition of monoethanolamine (MEA) on the characteristics of CuO nanoparticles synthesized using the sol–gel method. This method was selected because it can produce materials with a large surface area and good stability. Characterization was conducted using ultraviolet–diffuse reflectance spectroscopy (UV–DRS) to determine bandgap energy. The findings show that the optimal bandgap value was obtained at 20% ZnO concentration, with a bandgap energy of 1.33 eV, while the addition of 2 mL MEA produced a bandgap energy of 1.42 eV. The decrease in bandgap value indicates that ZnO doping affects the optical properties of CuO. A smaller bandgap narrows the distance between the valence band and the conduction band, thereby facilitating electron excitation and requiring lower photon energy. This study contributes to the development of modified CuO-based semiconductor materials by demonstrating the potential role of ZnO doping and MEA addition in improving optical characteristics relevant to photocatalytic and solar cell applications.
Co-Authors Abdul Razak Abdul Razak Abdul Razak Afriyani, Ratih Agung Prayitno Ahmad Fasni Ahmad Fauzan Ahmad Juanda Akbarullah Al Asyary Aldri Frinaldi Alfitri Alfitri Ali Amran Alizar, Alizar Alwi Nofriandi Alya Fariani Amini, Aisyah Anaka, Dego Taftazani Ananda Putra Ananda Putra Andromeda Andromeda Annisa, Ananda Suci Aprizon Putra Arif Rahman Hakim Arif Setiawan Arif Setiawan Arman A Asnur, Nazellia Aswin, Zeus Marullah Atikah Muthmainnah Aturrahmah, Muthi Audia, Washilla Aulia Azhar Aulia Azhar Away, Romy Dwipa Yamesa Ayu Azizah Azzahra, Nabila Baqi, Ahmad Iqbal Barlin, Eri Berliana Salsabila Budhi Oktavia Budhi Oktavia Budhi Oktavia Carlo, Nasyfrizal Catri, Indra Christina Lydia Makmur Damanhuri, Harfiandri Dasman Lanin Dedi Agustanto Dedi Hermon Defriani Dwiyanti, Defriani Deliani, Nur Farida Derjulita, Defika Desy Kurniawati Desy Kurniawati Dewi Fortuna Khairil Dewi Rahmadani Siregar Dewi, Suci Firma Dian Adhetya Arif dian rizky afriani Dinda Tri Pangesti Dipnorita Retno Dolla Mulyana Harnas Donny Fernandez Dwi Marsiska Driptufany Dwi Putri, Vika Trisna Eddy Suratman Edi Nasra Edwin Musdi Effendi, Jon Egidia Mayendra Eka Putri, Elinda Eka Sovia Elfandra Fadhli Rabbi Elinda Fithriana Elsa Yuniarti Elvinda, Reza Emra, Auliana Endrizal Endrizal Eni Kamal Eri arlian Eri Barlian Eri Berlian Erianjoni Erianjoni Exposto, Levi Anatolia S.M. Fadhilah Fadhilah Fadila Fadila Gusman Fajriah Azra Fajrin Fajrin Fardilla, Midratul Fatma, Winda Faulina Fatmawati Fatmawati Fatmawati, Rani Febrina, Suci Febryanti Febryanti Festiyed Fijri, Annisa Nurul Firya Afra Nisa ‘ Il Islam Fitra Arya Dwi Nugraha Fitri Sadilla Fitri Sadilla Fitri, Marisa Meliana Fitriandoni, Adisty Frida Rahmades, Windi Frinsis Warmansyah Frista, Nada Fuji Astuti Febria Geita Yulyan Firel Gustia Dona Maya Handayuni, Linda Hardeli Hardeli Hardeli Hardeli Hardeli Hardeli Hardeli Hardeli Hari Asri, Hazqan Harika Harika Harmedi Yulian Saputra Harnas, Dolla Mulyana Hary Sanjaya Hary Sanjaya Hary Sanjaya Hary Sanjaya Haryeni Hayati, Neni Fitra Heldi heldi heldi Heldi Heldi, Heldi Henny Yulius Henny Yulius Herfien Heri Prabowo Hidayat S, Syaiful HudaAli, Haflatul Hurriyah Hurriyah Hutmi, Rahul I Made Arnawa Ikhsan Fajri, Ikhsan Ikhsani, Anugrah Putri Ilahi, Afdal Indra Catri Insani, Munadia Isva Abdul Ghani Iswandi - Umar Iswandi U Jamika, Fadel Ikrar Jelibseda Jelibseda, Jelibseda Jon Efendi Juli Manda Sari Kasma Warni Khairi, Jumadil Kristianto, Aloysius Hari Kurniati Kurniati Kusnanda, Arif Juliari Latifa, Jheni Sriayu Latisma Dj Lindawati Lindawati Lisa Rahayu Lismomon Nata Mahalul Azam Maharani, Indah Kemala Mainita, Yosi Putri Maiyesi Yenti Marlini, Rahmida Maruf, Hidayatul Masrid Pikoli Mawardi Mawardi Mawardi Mawardi Mawardi Meilindri, Rahmi Aulia Melisa Sri Hardianti Meria Ultra Gusteti Mery Delvina Meuraksa, Irawati Miftahul Khair Minda Azhar Minda Azhar Minda Azhar Minda Azhar Mira Hasti Hasmira Mona Gusfira Monica, Fitrya Monika Yulia Muchtar, Bustari Muhamad Sholichin Muhammad Fajri Muhammad Farhan Muhammad Habibul Ikhsan Muhammad Hidayat Muhammad Hiknul Ikhsan Muhayatul, Muhayatul Mulia, Melindra Mulya Gusman Munadia Insani Mutia Amran Nasution, Rani Sakila Nasyfrizal Carlo Nevy Sandra Niza Lian Pernadi Nizar, Umar Kalmar Nizwardi Azka Nofri Yuhelman Nofrianto Nofrianto Nofrianto Nofrianto Nur Azizah NUR EFENDI Nur Efendi Nurhasan Syah Nurlaeli Rachmawati Koerniawan, Rina NURUL HIDAYAH Nuzula, Adika Oktavia, Elfitri Olivia Oktorie Onasis, Aidil Osronita Osronita Perdani, Agung Sandi Pernadi, Niza Lian Pramesta, Deasycha Novelidia Pudia M. Indika Puja Rizki Bahari Purnama Wirawan Purnama Wirawan Putra, Surya Eka Putri Ayu Rahadian Zainul Rahayu, Youngky Gerre Rahmadani Siregar, Dewi Rahman Rahman Rahmanisa, Apri Rahmatika, Aljumaatul Rahmi Hidayanti Rahmi, Fathaniah Raviqa Rammadani Yusran Rapitos Sidiq Rasli, Amran Md. Rati, Nurila Rembrandit Rembrandt, Rembrandt Rindi Genesa Hatika Riri Rahmahwati Joni Rismiati Rismiati Robet Triarjunet Romy Dwipa Yamesa Away Rustian, Zikra Putri Ryanda Luthfi Zaim Sabrina, Joya Safitri, Aprilliana Sakdimah Sakdimah Salsabila, Ilham Sandi Perdani, Agung Sandrawati, Neny Sari, Trisna Kumala Sati’at, Nur Anisa Semeidi Husrin Septiani, Dhea Septya Anggraini Serly Mutia Sari Sherly Kasuma Warda Ningsih Sherly Kasuma Warda Ningsih Sinaga, Barita Siregar, Dewi Rahmadani Siti Fatimah Siti Fatimah Skunda Diliarosta Skunda Diliarosta Sovia, Eka Sri Benti Etika Suci Atma Hardika Suci Firma Dewi Sugeng Riyanto Sugriarta, Evino Suhendrinal Suparno . Surya Eka Putra Suryani, Okta Suryelita . Susi Erienti Syafardi, Zulhendra Syafarman Syafri Anwar Syafrijon Syah, Nur Hasan Syamsi Aini Syamsul Amar B Syukria Teguh Widodo Trisna Kumala Sari Try Al Tanto Ulianas, Alizar Ulya Amanda Zeds, Dhea Umar Kalmar Nizar Umar Kalmar Nizar Umar Kalmar Nizar Umar, Genius Umar, Iswandi Veronita, Silvi Vina Novela vira maryati Vivi Chaniasi Wahyu Prasetyo Agus Susanto Widian Ningrum Wilson Novarino Yani, Akhmad Yaumal Arbi Yerimadesi Yohandri Yohandri Bow Yollafebrisa Wizul Yollafebrisa Wizul Yudi Antomi Yulia Pertiwi, Sari Yuliana Yuliana Yulkifli Yulkifli Yunhendri Danhas Yusuf . Zaim, Ryanda Luthfi Zul Amri Zuldani, Irwan