Items where Author is "Gea, Saharman"

Pulungan, Ahmad Nasir and Goei, Ronn and Kembaren, Agus and Nurfajriani and Sihombing, Junifa Layla and Gea, Saharman and Wong, Hana Ria and Hasibuan, Muhammad Irvan and Rahayu and Tok, Alfred Ling Yook (2023) Two stages upgrading of bio‑oil through esterification and hydrodeoxygenation reactions using Fe2O3‑CoO supported catalyst. Biomass Conversion and Biorefinery. ISSN 2190-6815 (p) ; 2190-6823 (e)

Sirait, Makmur and Gea, Saharman and Bukit, Nurdin and Ginting, Eva Marlina and Zega, R.F. (2018) FABRICATION OF POLY(VINYL ALCOHOL)/BENTONITE NANOCOMPOSITES USING SOL-GEL METHOD. Asian Journal of Chemistry, 30 (10). pp. 2210-2214. ISSN 0975-427X

Sirait, Makmur and Gea, Saharman and Bukit, Nurdin and Siregar, Nurdin and Sitorus, Ceria (2018) SYNTHESIS OF NANOBENTONITE AS HEAVY METAL ADSORBENT WITH VARIOUS SOLVENTS. Oriental Journal of Chemistry, 34 (4). pp. 1854-1857. ISSN 0970-020 X

Siregar, Nurdin and Marlianto, Eddy and Gea, Saharman and Motlan (2015) THE EFFECT OF CONCENTRATION OF STRUCTURE AND OPTICAL PROPERTIES OF THIN FILMS SYNTHESIZED BY SOL-GEL METHODS SPIN COATING. International Journal of Sciences : Basic and Applied Research (IJSBAR), 22 (01). pp. 428-434. ISSN 2307-4531

Nurfajriani and Widiarti, Leni and Gea, Saharman and Thamrin and Wirjosentono, Basuki (2015) MECHANICAL PROPERTIES OF OIL PALM TRUNK BY REACTIVE COMPREGNATION METHODE WITH DAMMAR RESIN. International Journal of PharmTech Research, 08 (01). pp. 74-79. ISSN 0974-4304

Siregar, Nurdin and Marlianto, Eddy and Gea, Saharman and Taufiqu, Nurul (2014) INFLUENCE OF CONCENTRATION AND POST-HEATING TO THE CRYSTAL SIZE AND OPTICAL PROPERTIES OF ZnO THIN FILMS. In: The First Annual International Seminar on Trends in Science and Science Education 2014, 5-6 Dec 2014, Medan.

Siregar, Nurdin and Marlianto, Eddy and Gea, Saharman and Taufiqu, Nurul (2014) PENGARUH KECEPATAN PUTARAN DAN POST-HEATING TERHADAP UKURAN KRISTAL NANOPARTIKEL FILM TIPIS ZnO. In: Seminar Nasional Kimia 2014, 20 May 2014, Medan.

Sirait, Makmur and Gea, Saharman and Motlan and Marlianto, Eddy (2014) EFFECT OF MIXED NANOPARTICLES ZnS AND POLYVINYL ALCOHOL (PVA) AGAINST NANOCOMPOSITE MECHANICAL PROPERTIES OF PVA / ZnS. American Journal of Physical Chemistry, 3 (1). pp. 5-8. ISSN 2327-2449

Nurfajriani and Hutabarat, Wesly and Thamrin and Wirjosentono, Basuki and Gea, Saharman (2014) PENINGKATAN SIFAT MEKANIK DAN TERMAL KAYU KELAPA SAWIT DENGAN TEKNIK KOMPREGNASI REAKTIF. Jurnal Penelitian Saintika, 15 (02). pp. 119-123. ISSN 1412-2995

Hutabarat, Wesly and Nurfajriani and Widiarti, Leni and Wirjosentono, Basuki and Gea, Saharman (2014) PENINGKATAN SIFAT MEKANIK DAN TERMAL KAYU KELAPA SAWIT DENGAN TEKNIK KOMPREGNASI REAKTIF. In: Seminar Nasional Kimia 2014, 20 May 2014, Medan.