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Prof. Dr.

Marpongahtun

M.Sc
Marpongahtun

Prof. Dr. Marpongahtun, M.Sc

Employee ID Number

196111151988032002

National Lecturer Registration Number

0015116110

NUPTK

6447739640230073

Study Program
Program Studi S2 Kimia
Program Studi S3 Ilmu Kimia
Program Studi S1 Kimia
Field Of Knowledge
Positions
Associate Professor
Research Media
Contacts:
E-mail

marpongahtun@usu.ac.id, mar1511@yahoo.com

Office Address

USU Faculty of Mathematics and Natural Sciences

Curriculum Vitae file_download
Profile

Dr. Marpongahtun, M.Sc., was born in Berastagi, Karo, on November 15, 1961, and is a lecturer in Chemistry at Universitas Sumatera Utara. She completed a Doctoral Program in Electrochemistry at UTM in 2005.

National Publications

Exploring the Effect of Ethylenediamine Concentration on the Optical Properties of Carbon Dots Synthesized from Candlenut Shell Biomass

MARPONGAHTUN , AMIR HAMZAH SIREGAR , TJUT SITI SAFHURA

Indonesian Journal of Chemical Research

SAHARMAN GEA , MARPONGAHTUN , YUNI ALDRIANI LUBIS , Woei Wu Larry Pai , Muhammad Frassetia Lubis

Synthesis and Characterization Nitrogen-doped Carbon Dots from Candlenut Shells using Hydrothermal and Solvothermal Methods

RISKA , SAHARMAN GEA , MARPONGAHTUN

Inovasi revolusioner elektrokatalis berbasis grafena batubara

Ir. VIVI PURWANDARI, M.Si , MARPONGAHTUN , MAHYUNI HARAHAP

Synthesis of Carbon Dots From Empty Fruit Bunch Biochar an Acid-Free Hydrothermal Method

MARPONGAHTUN , SAHARMAN GEA , RUFINA PRAMUDITA , AMRU DAULAY

International Publications

Enhancement of the Photocatalytic Activity of TiO2 Modified with Carbon Dots from Tamarind Seeds (Tamarindus indica L.) for Eco-friendly Naphthol B Dye Degradation

SAHARMAN GEA , MARPONGAHTUN , ANDRIAYANI

Green one-pot synthesis of rGO/AgNPs-$\beta$-cyclodextrin nanocomposites using Miconia crenata leaf extract: Insights into structural, interfacial, optical, and textural evolution.

SAHARMAN GEA , MARPONGAHTUN , YENI WAHYUNI HARTATI , A. MUHAMMAD AFDHAL SAPUTRA , Stergios Goutianos , Ni Luh Wulan Septiani

Carbon quantum dots surface decorated molybdenum disulfide by hydrothermal synthesis for tetracycline detector

MARPONGAHTUN , SAHARMAN GEA , YUNI ALDRIANI LUBIS , AISYAH RAMADHANI , ANISA NABILAH HARAHAP , AYUNDA AULIA ARSYAH , SEKAR AZHANI

Comparison of B, S, and N-doped carbon dots from palm sugar and its optical properties

MARPONGAHTUN

Green Synthesis of Bacteria Cellulose Using Liquid Wasted of Tofu Impregnated Ag₂O-ZnO and Antibacterial Activity Tests for Staphylococcus aureus

MARPONGAHTUN , HERMAWAN PURBA , Athanasia Amanda Septevani

Community Services
Other Services

Penyuluhan Cara Pengolahan Limbah Minyak Goreng Bekas Menjadi Minyak Goreng Layak Konsumsi

. MARDININGSIH , DARWIN YUNUS NASUTION , MARPONGAHTUN , DEDE IBRAHIM MUTHAWALI . 2019

Pelatihan Pembuatan Shampo Untuk Kendaraan Bermotor Pada Siswa-Siswa Sma Negeri Tanjung Tiram Kabupaten Batubara

TANJUNG TIRAM KABUPATEN BATUBARA. YUGIA MUIS , MARPONGAHTUN . 2014

Pelatihan Pemeriksaan Formalin Dalam Bahan Makanan Dan Pembuatan Sabun Cair Pada Kelurahan Rambung Dalam, Kota Binjai

Kelurahan Rambung Dalam Kecamatan Binjai Selatan. YUGIA MUIS , SAHARMAN GEA , AMIR HAMZAH SIREGAR , DARWIN YUNUS NASUTION , MARPONGAHTUN . 2013

Pelatihan Pembuatan Sabun Colek Dan Sabun Cair Untuk Skala Kecil Dan Menengah Di Desa Percut, Kecamatan Percut Sei Tuan, Kabupaten Deli Serdang

Desa Percut, Kecamatan Percut Sei Tuan, Kabupaten Deli Serdang. YUGIA MUIS , SAHARMAN GEA , DARWIN YUNUS NASUTION , MARPONGAHTUN . 2012

PPelatihan Pemeriksaan Formalin Dalam Bahan Makanan Dan Pembuatan Sabun Cair Pada Siswa-Siswa SMA Negeri Tanjung Tiram Kabupaten Batubara

SMA Negeri Tanjung Tiram Kab. Batubara. YUGIA MUIS , AMIR HAMZAH SIREGAR , DARWIN YUNUS NASUTION , MARPONGAHTUN , HARLEM MARPAUNG . 2011

ornament

Courses Taught

Total Courses: 0

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No Code Course SKS Class Study Program Year Semester
No course data found