Raymond Leslie Martin

20: Coordination, Topology and Structure in Transition Metal Oxides (1976)

Chemistry

The Liversidge Research Lecture, delivered before the Royal Society of New South Wales, 15th July 1976. Reproduced by permission of the Roy...

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This paper, originating from the 1976 Liversidge Research Lecture, presents a foundational review on the intricate real structure of transition metal...

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Ansori Ansori

Microwave-Assisted Transesterification untuk Produksi Biodiesel dari Calophyllum inophyllum L.: Efek Jenis Katalis dan Waktu Transesterifikasi

Chemistry

Saat ini permintaan energi meningkat seiring perkembangan perekonomian dan teknologi, tetapi kebutuhan energi masih didominasi oleh bahan bakar fosil...

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Penelitian ini secara relevan membahas topik krusial mengenai produksi biodiesel sebagai alternatif bahan bakar terbarukan, menanggapi peningkatan per...

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Jonhariono Sihotang, Patrisius Michaud Felix Marsoit

Advancements in predictive modeling of nuclear magnetic resonance parameters: integrating quantum mechanics, machine learning, and quantum computing

Chemistry

This research explores the integration of quantum mechanics, machine learning, and quantum computing to advance predictive modeling of nucl...

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Schmidt Laustsen Vorm, Rößler Rößler, Pajvani Duckett

Next-Generation hyperpolarization techniques for NMR: amplifying signal sensitivity and resolving complex molecular systems

Chemistry

Nuclear Magnetic Resonance (NMR) spectroscopy is a powerful analytical tool used to investigate the structure and dynamics of molecules at...

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The submitted work addresses a critical bottleneck in Nuclear Magnetic Resonance (NMR) spectroscopy: its often-limited signal sensitivity, particularl...

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І. Г. Зезекало, М. М. Подоляк

АВТОКЛАВНІ ДОСЛІДЖЕННЯ КАТАЛІТИЧНОЇ КОНВЕРСІЇ ВУГЛЕВОДНЕВОЇ СИРОВИНИ

Chemistry

На сьогоднішній день такі процеси як крекінг, риформінг, гідроочищення, ізомеризація та алкілування вуглеводнів відомі і широко застосовуються для про...

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This paper, titled "Autoclave Studies of Catalytic Conversion of Hydrocarbon Raw Materials," addresses a critical challenge in the oil and gas industr...

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Miftakhul Ulum, Fitriah Novita Sari, Helda Wika Amini, Hanggara Sudrajat

Extraction Method of Ultrasound-Assisted Extraction (UAE) of Robusta Coffee Skin Waste using 96% Ethanol Solution in Tanah Wulan Village, Maesan District, Bondowoso Regency

Chemistry

Argopuro Mountains, Tanah Wulan Village, Maesan District, Bondowoso Regency, East Java, Indonesia is one of the Robusta coffee-producing areas. Robust...

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This manuscript introduces a promising study focused on the valorization of Robusta coffee skin waste, a significant by-product from coffee processing...

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Nabila Ikhwanun Niza, Aktsar Roskiana Ahmad, Harti Widiastuti

Uji Aktivitas Antioksidan Minyak Nilam (Pogostemon cablin Benth.) Dengan Metode FRAP

Chemistry

ABSTRACT Patchouli oil (Pogostemon cablin Benth.) is an essential oil derived from the leaves of the patchouli plant. This oil is recognized for its p...

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This study presents a focused investigation into the antioxidant potential of patchouli oil (Pogostemon cablin Benth.), an essential oil known to cont...

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Adillani Nur Mugfirah Anwar, Mamat Pratama, Rahmawati Rahmawati

Chemical Profile of Red Dragon Fruit Peel (Hylocereus polyrhizus) by Gas Chromatography - Mass Spectrometry

Chemistry

Red dragon fruit (Hylocereus polyrhizus), a tropical species native to Asia, has gained attention for its potential as a source of bioactive compounds...

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This study provides a valuable preliminary characterization of the chemical constituents present in red dragon fruit (*Hylocereus polyrhizus*) peel, a...

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Novellia Ardiansyah, Anggia Afza Utami, Amelia Amir, Maria Ulfah

Performance Evaluation and Adsorption Isotherm of Activated Bottom Ash for Free Fatty Acid Removal

Chemistry

Boiler bottom ash is one of the by-products produced from the combustion of palm shells and fiber in the boiler furnace at high temperature. These wer...

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This manuscript presents a valuable investigation into the utilization of activated boiler bottom ash, a waste product from palm oil production, for t...

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Ni Luh Rustini

Identification of Active Antioxidant Compounds from Ungu Leaf Ethanol Extract (Graptophyllum pictum L. Griff)

Chemistry

This study was conducted to determine the chemical compounds contained in ungu leaf ethanol extract that has antioxidant properties. Ungu leaf powder...

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This study presents an investigation into the chemical constituents responsible for the purported antioxidant activity of *Graptophyllum pictum* L. Gr...

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