Prof. Saharman Gea, S.si., M.si. Ph.d | Faculty of Mathematics and Natural Sciences Universitas Sumatera Utara

Prof. Saharman Gea, S.Si., M.Si. Ph.D

Employee ID Number

196811101999031001

National Lecturer Registration Number

0010116812

Study Program

Program Studi S1 Kimia

Program Studi S2 Kimia

Program Studi S3 Ilmu Kimia

Field Of Knowledge

Positions

Professor

Research Media

Contacts:

E-mail

s.gea@usu.ac.id, s.gea@usu.ac.id

Office Address

USU Faculty of Mathematics and Natural Sciences

Curriculum Vitae file_download

Profile

Saharman Gea S.Si., M.Si. Ph.D was born in Nias on November 10, 1968. He is a Chemistry lecturer at the Universitas Sumatera Utara. He completed his doctoral degree in Chemistry in London in 2011.

Publications

Other Publications

National Publications

Physical Characteristics of Pyrolytic Bio-Oil Synthesized From Pericarp from Mahogany (Swietenia mahogany) with Water Hyacinth Biodhar as Catalyst

AVERROES FAZLUR RAHMAN PILIANG , SAHARMAN GEA

Aktivitas fisik dan psikologis pada pasien chronic kidney diseaseyang menjalani hemodialisis: A literature review

RESMI PANGARIBUAN , ALMINA ROSPITARIA TARIGAN , ERMI GIRSANG , ELIS ANGGERIA , SAHARMAN GEA

Improvement of Research Proposal Writing Skills for PSDKU USU Lecturers in North Nias

RAHMAWATY , SAHARMAN GEA

Antifungal activities of auto-polymerized silicone soft denture liner material containing Origanum vulgare gel against Candida albicans over 14-day period: an in vitro study

ARIYANI DRG , ISMET DANIAL NASUTION , DWI SURYANTO , SAHARMAN GEA

Pioneering bio-oil extraction: The role of transition metal oxide zeolite catalysts in co-pyrolyzing palm fronds and high-density polyethylene

DIANA ALEMIN BARUS , SAHARMAN GEA

International Publications

NaHCO₃-Assisted Synthesis of Ni-Promoted Sulfated Mesoporous Silica for the Hydrocracking of Used Cooking Oil into Biogasoline

NIKO PRASETYO , KARNA WIJAYA , SAHARMAN GEA , MARINI FAIRUZ VEBRYANA , Aldino Javier Saviola , Dr. Wahyu Dita Saputri , Dr. Amalia Kurnia Amin, S.Si. , Dr. Latifah Hauli

NaHCO₃-Assisted Synthesis of Ni-Promoted Sulfated Mesoporous Silica for the Hydrocracking of Used Cooking Oil into Biogasoline

NIKO PRASETYO , KARNA WIJAYA , SAHARMAN GEA , MARINI FAIRUZ VEBRYANA , Aldino Javier Saviola , Dr. Wahyu Dita Saputri , Dr. Amalia Kurnia Amin, S.Si. , Dr. Latifah Hauli

Enhancing recycled-paper quality using cellulose nanocrystals from pineapple leaf waste

SAHARMAN GEA , AVERROES FAZLUR RAHMAN PILIANG , SRI RAHAYU, S.SI , Refi Ikhtiari , MUHAMMAD IBADURRAHMAN , Ronn Goei , Zhihao Yen

Biochar-Based Catalysts in Hydrogen Production: Mechanisms, Activation, and Efficiency

SAHARMAN GEA , BASUKI , ANDRIAYANI , RICKY ANDI SYAHPUTRA , KARNA WIJAYA , SHIPLU SARKER

Hydrogen generation from coconut shell bio-oil via steam reforming incorporating energy– exergy analysis

KARNA WIJAYA , DENNY HARYANTO SINAGA , SAHARMAN GEA , RICKY ANDI SYAHPUTRA , BASUKI , HENDRA SUSILO

Researches

Other Researches

Aktivitas fisik dan psikologis pada pasien chronic kidney diseaseyang menjalani hemodialisis: A literature review

ERMI GIRSANG , ALMINA ROSPITARIA TARIGAN , ELIS ANGGERIA , SAHARMAN GEA , RESMI PANGARIBUAN

Potential of Periodontal Chip Hydrogel Propolis Against Clinical Parameters, Fibroblast Proliferation, and Tumor Necrosis Factor-α (TNF-α) Serum Rate: In-Vivo Study on the Marmot (Carvia Porcellus) Periodontitis Model

RINI OCTAVIA NASUTION , SAHARMAN GEA , SONDANG PINTAULI

Essential oil analysis of origanum vulgare and their antimicrobial activity and toxicity

SAHARMAN GEA , DWI SURYANTO , ARIYANI DRG , ISMET DANIAL NASUTION

Sintesis Resin Kopolimer Polistirena Divinilbenzena Sulfonat Sebagai Katalis Heterogen Dalam Pembuatan Biodiesel Dari Asam Oleat

SYUKRI , SAHARMAN GEA

Sistem Produksi dan Penyimpanan Hidrogen dari Pirolisis Biomassa Limbah Pertanian Serta Pemanfaatannya sebagai Bahan Bakar Mesin Pembakaran Dalam dan Sel Bahan Bakar

SAHARMAN GEA , IRVAN , TAUFIQ BIN NUR , Harditya Umaraul Haq , DONY WALFARED KURNIAWAN MARPAUNG , Iqbal Syamputra Tanjung , RAHMAT KHOLIS HARAHAP

Community Services

Peningkatan Kemampuan Penulisan Publikasi Ilmiah bagi Dosen Sekolah Tinggi Agama Islam (STAI) Nias

Nias Sumatera Utara. ISKANDAR ZULKARNAIN , SAHARMAN GEA , YENI ABSAH , HUMAIZI , FARIDA HANIM , MUNZAIMAH M , MOULITA . 2024

Peningkatan Kemampuan Pembuatan Proposal Penelitian Bagi Dosen PSDKU USU Di Nias Utara

Nias Utara. RAHMAWATY , SAHARMAN GEA . 2024

Peningkatan Kemampuan Pembuatan Proposal Penelitian Bagi Dosen PSDKU USU Di Nias Utara

Nias Utara. SAHARMAN GEA . 2024

Peningkatan Kemampuan Penulisan Publikasi Ilmiah bagi Dosen Sekolah Tinggi Agama Islam (STAI) Nias

Nias. ISKANDAR ZULKARNAIN , SAHARMAN GEA . 2024

Penyuluhan, Perbaikan dan Bimbingan Perawatan Anti Petir di GBKP Km 8 Padang Bulan Medan

GBKP Km 8 Padang Bulan Medan. SAHARMAN GEA , Dr. KERISTA TARIGAN, M.Eng.Sc. , KURNIA BRAHMANA , CHRISTINE FEBY FEBYOLA. S , WARDAINI PANJAITAN , PINDONTA SURBAKTI . 2023

Intellectual Property Rights

Other Intellectual Property Rights

Pengering Semprot Untuk Pembuatan Serbuk Pati

AVERROES FAZLUR RAHMAN PILIANG , SAHARMAN GEA

NANOKATALIS NIKEL TERIMPREGNASI PADA SILIKA TERSULFATASI (Ni/SO4-SiO2) SECARA REFLUKS UNTUK PRODUKSI BAHAN BAKAR FRAKSI BENSIN DARI LIMBAH PLASTIK LDPE

SAHARMAN GEA , KARNA WIJAYA

KONVERSI MINYAK GORENG SAWIT BEKAS MENJADI BIOGASOLIN TERKATALISIS NANOKATALIS NiMo/SO4-SiO2 YANG DISINTESIS SECARA HIDROTERMAL

KARNA WIJAYA , SAHARMAN GEA

NANOKATALIS SILIKA MESOPORI TERSULFATASI TERIMPREGNASI LOGAM NIKEL (Ni/SO4-SiO2) SECARA HIDROTERMAL DAN PERFORMANYA DALAM HYDROTREATMENT MINYAK GORENG SAWIT BEKAS MENJADI BAHAN BAKAR FRAKSI BENSIN

KARNA WIJAYA , SAHARMAN GEA

PLASTER NANOPARTIKEL PERAK KITOSAN UNTUK PENYEMBUHAN LUKA EKSISI PADA PENDERITA DIABETES

YUANDANI , SAHARMAN GEA , POPPY ANJELISA ZAITUN HASIBUAN

Courses Taught

No data available