Rinda Mulmeyda, Reinardo Ramawijaya Widakusuma, Sabrina Putri Chaerani, Agus Purwanto, Rifqi Almusawi Rafsanjani, Habib Muhammad Zapar, Bagaskoro Pranata Ardhi

Synthesis of α-Fe2O3 and α-Fe2O3/SiO2 Composite from Geothermal Waste by Sol-Gel Method and Their Characterization

Chemistry

Iron oxide materials, especially hematite (α-Fe2O3), have many important applications. Improving the characteristics and physical propertie...

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Hilman Syafei, Raudhatul Hadawiyah, Mulya Muhammad Nur

PtSnNi Trimetallic and Their Catalytic Activities in Ethanol Electrooxidation

Chemistry

The declining availability of fossil fuels and their environmental impacts have driven the search for cleaner, renewable energy alternative...

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This study addresses a critical challenge in renewable energy: the development of efficient catalysts for direct ethanol fuel cells (DEFCs). Recognizi...

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Okpara Sergeant Bull, Tubonimi Joseph Kio Ideriah, Godstime Tamunofri Adirimo

Green design, synthesis, and characterization of a novel eight-membered silicon-boron-based cyclo-1,5-di(p-tolyl)-3,3,7,7-tetraphenyl-1,5-dibora-3,7-disiloxane, a Lewis acid, and its use for the adsorption of Fe3+ and Methylene blue from aqueous solution

Chemistry

Metal ions such as Fe3+ and dye contamination such as methylene blue (MB) have caused environmental and health problems, particularly throu...

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Sandra Hermanto, Ahmad Fathoni, Barita Juliano Siregar, Denny Alfarus

Comparative Volatilomic Profiling of Beef and Pork Sausages Using HS-GCMS and Chemometric Analysis

Chemistry

Verifying the species origin of processed meat is important for both genuineness and halal compliance. This study aims to identify volatile organic co...

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Ade Yulia

Pengaruh Perbandingan Arang Pelepah Pinang dan Arang Tempurung Kelapa Terhadap Mutu Karbon Aktif

Chemistry

Penelitian ini bertujuan untuk mengetahui pengaruh perbandingan antara arang pelepah pinang dan arang tempurung kelapa terhadap mutu karbon aktif....

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Muhandis Akbar Winaji, Muchammad Fahrizal Hanif, Nurten Sahan, Ardika Nurmawati, Ely Kurniati, Caecilia Pujiastuti

Recovery of Manganese Dioxide (MnO₂) from Dry Cell Battery Waste via Microwave-Assisted Hydrometallurgy: A Mass Balance Study

Chemistry

The increasing accumulation of dry cell battery waste necessitates efficient recovery methods for valuable materials like manganese dioxide (MnO₂). Th...

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Светлана Ивановна Исламова, Светлана Сергеевна Тимофеева, Юлия Викторовна Караева

КИНЕТИЧЕСКОЕ ИССЛЕДОВАНИЕ ТЕРМИЧЕСКОГО РАЗЛОЖЕНИЯ ЛУЗГИ ГРЕЧИХИ

Chemistry

В работе проведено комплексное исследование процесса пиролиза лузги гречихи для получения информации о кинетических параметрах и механизме реакции. Пр...

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Елена Евгеньевна Савельева, Александр Алексеевич Ефремов, Олег Анатольевич Иванов, Людмила Павловна Кравцова

АНТИРАДИКАЛЬНАЯ АКТИВНОСТЬ ФЕНОЛЬНЫХ СОЕДИНЕНИЙ ЛОФАНТА АНИСОВОГО, ПРОИЗРАСТАЮЩЕГО В ХАКАСИИ

Chemistry

Методом ВЭЖХ с УФ-детектированием исследован компонентный состав экстрактивных веществ, извлекаемых водой и водно-спиртовыми экстрагентами с содержани...

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Николай Иванович Борисенко, Салима Салимовна Хизриева, Сергей Николаевич Борисенко, Елена Владимировна Максименко

ОЦЕНКА ЗАВИСИМОСТИ ПОЛИФЕНОЛЬНОГО ПРОФИЛЯ И АНТИОКСИДАНТНОЙ АКТИВНОСТИ ЭКСТРАКТОВ ШЕЛУХИ КРАСНОГО ЛУКА ОТ МЕТОДА ЭКСТРАКЦИИ

Chemistry

Для получения экстрактов вторичных растительных метаболитов (ВРМ) с высокой антиоксидантной активно-стью (АОА) все чаще рассматриваются методы зеленой...

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Elsa Sabrina Faradiva Cutrisna, Subandrio, Christin Palit

PENGARUH UKURAN PARTIKEL DAN pH TERHADAP KADAR KONSENTRAT PADA GRAFIT MENGGUNAKAN METODE FLOTASI

Chemistry

Penelitian ini bertujuan untuk meningkatkan kadar karbon grafit melalui metode flotasi dengan mempelajari pengaruh variasi ukuran partikel...

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