• 2021 : L Fitriyani, E Kardena, Q Helmy: Optimization Approach for Solvent Extraction Process of Oily Contaminated Soil with Addition of Biosurfactant. J of Korean Society of Env. Eng. 43 (2): 117-127
• 2020: E Kardena, Y Panha, Q Helmy, and S Hidayat: Application of Mercury Resistant Bacteria Isolated from Artisanal Small-Scale Gold Tailings in Biotransformation of Mercury (II)-Contaminated Soil. Int. J. Geomate. 19(71): 106-114
• 2020 : Devianto, L.A., Latunussa, C.E.L., Helmy, Q., Kardena, E. Biosurfactants production using glucose and molasses as carbon sources by Azotobacter vinelandii and soil washing application in hydrocarbon-contaminated soil. IOP Conf. Ser.: Earth and Env. Sci., 2020, 475(1), 012075
• 2020: Mentari, O.D.N., Helmy, Q., and Kardena, E: Sulfide removal using immobilized living cell in alginate matrices in anaerobic condition. E3S Web of Conf. 148, 05008
• 2020 : RP Widyastuti, SH Suhardi, D Permana, K Hasan, E Kardena, A Jatnika. Studi Tingkat Keteruraian Pewarna Tekstil Menggunakan Lakase Murni dari Marasmiellus palmivorus. Manfish Journal 1(1): 21-31
• 2020 : E KARDENA, ANK PRATAMA, SH SUHARDI, K HASSAN, AJ EFFENDI. Decolorisation of Batik Wastewater By Marasmiellus palmivorus Using Modified Fixed Bed Reactor. Malaysian Applied Biology 49 (2), 55-61
• 2020 : L Fitriyani, E Kardena, Q Helmy, Sukandar. Biosurfactant Addition into Solvent Extraction Process of Oily Contaminated Solid Waste. Indonesian Petroleum Association
• 2018 : DM Arsyah, E Kardena, Q Helmy. Characterization of biosurfactant produced by petrofilic bacteria isolated from hydrocarbon impacted soil and its potential application in bioremediation. IOP Conference Series: Earth and Environmental Science 106 (1), 012101
• 2018 : E Kardena, SL Ridhati, Q Helmy. Molecular imprinted hydrogel polymer (MIHP) as microbial immobilization media in artificial produced water treatment. IOP Conference Series: Earth and Environmental Science 106 (1), 012088
• Pengembangan Reaktor Unggun Tetap Berbais Myco Treatment Untuk Pengolahan Limbah Cair Industri
• Pengembangan Model Penanganan Tanah Terpapar Bahan Berbahaya dan Beracun Berupa Merkuri
• Biosorption of Textile dye onto Rice Husk under effluence of enzyme produced from Fungi
• Pengembangan Penanganan Tanah Terkontaminasi Minyak Bumi di Lingkungan Salinitas Tinggi secara Biologi
• Pengembangan Produk Berbasis Bioteknologi Lingkungan dalam Pemulihan Lingkungan Tercemar Limbah
• Restorasi Sungai Tercemar dengan Aplikasi Teknologi Immobilized Mixed Microbial Cells
• Mycoremediation of Aged/Persistent Petroleum Hydrocarbon Contaminated Soil
• Pengembangan Metoda Uji Cepat Sifat Biodegradasi untuk Berbagai Pewarna Azo
• Evaluasi Teknis Sistem Pencampuran dan Aerasi pada Penggunaan Enzim Pendegradasi Senyawa Azo untuk Penghilang Warna Limbah Cair Industri Batik
• Edwan Kardena, Luhur Akbar Deviantoa, Kurniasih Herto Dwi Ariesyadya, Aminudin Sulaeman.” BIOSORPTION AND DESORPTION OF CHROMIUM FROM IMMOBILIZED MICROALGAE BIOSORBENT” The 5th Environmental Technology and Management Conference “Green Technology towards Sustainable Environment” November 23 – 24, 2015
• Qomarudin Helmy , Syarif Hidayat , Wisjnuprapto and Edwan Kardena “Biosurfactant Produced from Azotobacter vinelandii and its application for Enhanced Oil Sludge Biodegradation Process” 4th SEATUC Symposium, Japan Feb. 25-26, 2010
• Astri Rinanti1 , Edwan Kardena, Dea lndriani Astuti, Kania Dewi “Increasing of Carbon dioxide removal by environmental conditions modification of green microalgae Ankistrodesmus sp. cultivated in photobioreactor” The 4th International Seminar on Environmental Engineering ISEE 2013
• DONI SUGIYANA, EDWAN KARDENA AND SUPRIHANTO NOTODARMOJO, “PHOTOCATALYTIC DECOLORIZATION TREATMENT OF TEXTILE DYE WASTEWATER BY USING TiO2 NANOFIBERS”, Asian Workshop on Polymer Processing 2010 December 7-10, 2010, Hanoi, VIETNAM
• KURNIASIH, EDWAN KARDENA, AMINUDIN SULAEMAN, HERTO D. ARIESYADY, “PRELIMINARY CHARACTERIZATION OF SORPTIVE PROPERTIES OF PHYTOPLANKTONIC CONSORTIUM IN TROPICAL ENVIRONMENT” 5th SEATUC SYl\fPOSIUM, HUST (Vietnam.) Feb. 24th-25th 2011
• Lely Fitriyani and Edwan Kardena, “TEMPERATURE INFLUENCE FOR SOLVENT EXTRACTION TREATMENT PROCESS OF CONTAMINATED SOIL FROM KALIMANTAN” The 12th SEATUC Symposium Engineering Education and Research for Sustainable Development, March 12-13, 2018
• Edwan Kardena and Qomarudin Helmy , The Effects of Bio-surfactant on the Oil Recovery of Oily Sludge, 6th International Symposium on Advanced Science and Technology in Experimental Mechanics, 3-5 November, 2011, Osaka, Japan
• Edwan Kardena, The Status of CDM project in Indonesia: “Their futures, governmental policies and obstacles” 201 0 Water Korea

Books & IPRs:

• 2015 : Kardena, E., Helmy, Q and Funamizu, N.: Biosurfactant and Soil Bioremediation. Book Chapter in Biosurfactants: Production and Utilization-Processes, Technologies, and Economics (editors: N. Kosaric, F.V. Sukan) (CRC Press-Taylor & Francis Group. USA)
• 2019 : Effendi, A.J., Kardena, E and Helmy, Q.: Biosurfactant-Enhanced Petroleum Oil Bioremediation. Book Chapter in Microbial Action on Hydrocarbons (editors: V. Kumar, M. Kumar, R. Prasad) (Springer, Singapore)
• 2020 : Helmy, Q., Kardena, E and Gustiani, S.: Probiotic and Bioremediation. Book Chapter in Microorganisms (editor: M Blumenberg, M Shaaban, A Elgaml) (Intechopen Publisher)
• 2018 : DegraBAC: Bakteri pendegradasi limbah industri (Trade Mark: DID2018041753)
• 2018 : NutriBAC: Nutrisi pertumbuhan bakteri pendegradasi limbah industri (Trade Mark: DID2018041768)
• 2019 : PETREA: Bakteri pendegradasi minyak bumi hidrokarbon “Oil Eater” (Trade Mark: DID2019050409)
• 2020 : Reaktor Unggun Tetap Bertingkat untuk Pengolahan Limbah Cair Industri Berbasis Myco Treatment serta Metode Pengolahannya Menggunakan Reaktor Unggun (Patent Pending)