Damayanti Damayanti

ORCID: 0000-0001-9675-1033
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Research Areas
  • Lignin and Wood Chemistry
  • Medicinal Plant Research
  • Recycling and Waste Management Techniques
  • Catalysis and Hydrodesulfurization Studies
  • Thermochemical Biomass Conversion Processes
  • Advanced biosensing and bioanalysis techniques
  • CRISPR and Genetic Engineering
  • Catalysis for Biomass Conversion
  • Electrochemical sensors and biosensors
  • Biofuel production and bioconversion
  • Carbon dioxide utilization in catalysis
  • biodegradable polymer synthesis and properties
  • Agricultural and Biological Research
  • Advanced Cellulose Research Studies
  • Microplastics and Plastic Pollution
  • Natural Products and Applications
  • Water Quality Monitoring and Analysis
  • SAS software applications and methods
  • Anaerobic Digestion and Biogas Production
  • Green IT and Sustainability
  • Biodiesel Production and Applications
  • Membrane Separation and Gas Transport
  • Viral gastroenteritis research and epidemiology
  • RNA and protein synthesis mechanisms
  • Viral Infections and Immunology Research

Sumatera Institute of Technology
2021-2025

Yuan Ze University
2017-2023

The escalating threat of emerging diseases, often stemming from contaminants and lethal pathogens, has precipitated a heightened demand for sophisticated diagnostic tools. Within this landscape, the functional nucleic acid (FNA) biosensor, harnessing power single-stranded DNA (ssDNA), emerged as preeminent choice target analyte detection. However, dependence on ssDNA raised difficulties in realizing it biological samples. Therefore, production high-quality samples is critical. This review...

10.1007/s44211-024-00566-y article EN Analytical Sciences 2024-04-12

In an enzyme-based fuel cell system, glucose oxidase and laccase were immobilized on carbon papers as the anode cathode electrodes. A conductive polymer (polypyrrole) was added to improve conductivity. The mediator enzyme mixed in a phosphate buffer solution for entrapment. Nafion 212 membrane separated two half-cells. Power density measurements taken at concentration of 10 mM across different operating voltages. Potassium hexacyanoferrate III used redox anode, 2,2'-azino-bis...

10.20944/preprints202501.2017.v1 preprint EN 2025-01-27

In an enzyme-based fuel cell system, glucose oxidase and laccase were immobilized on carbon paper as the anode cathode electrodes. A conductive polymer (polypyrrole) was added to improve conductivity. The mediator enzymes mixed in a phosphate-buffer solution for entrapment. Nafion 212 membrane separated two half-cells. Power density measurements taken at concentration of 10 mM across different operating voltages. Potassium hexacyanoferrate III used redox 2,2′-azino-bis...

10.3390/catal15030253 article EN Catalysts 2025-03-06

Pandemi COVID-19 mendorong peningkatan kesadaran masyarakat terhadap kebersihan dengan penggunaan material sekali pakai seperti plastik dan masker. Hal ini menimbulkan pencemaran mikroplastik di lingkungan sehingga diperlukan upaya penanggulangan salah satunya melalui proses biodegradasi. Penelitian bertujuan untuk mengetahui pengaruh penambahan isolat bakteri dari perairan tercemar Teluk Lampung degradasi polietilena oxo-degradable. Proses biodegradasi dilakukan menggunakan terpilih Pantai...

10.35472/maximus.v3i1.2150 article ID Maximus 2025-04-16

Lignin depolymerization is a very promising process which can generate value-added products from lignin raw materials. The main objective of to convert the complex molecules into small molecules. Nevertheless, natural polymer are extremely complicated due their variability, and it will be big challenge depolymerize lignin, particularly high water yield. various technology methods developed biofuels or bio chemical including acid/base/metallic catalyzed depolymerization, pyrolysis...

10.9767/bcrec.15.2.7249.432-453 article EN cc-by-sa BULLETIN OF CHEMICAL REACTION ENGINEERING AND CATALYSIS 2020-05-22

Carbon capture and utilization are crucial parts of minimizing the negative impacts climate change caused by CO2 emissions. Furthermore, Polyethylene terephthalate (PET) has emerged as predominant option for beverage packaging textile fiber on a global scale. Moreover, can be great solution to produce PET feedstocks effectively, such ethylene glycol (EG), terephthalic acid (TPA), dimethyl. Several strategies have been used obtain raw materials production through utilization, including EG...

10.1016/j.clet.2023.100697 article EN cc-by-nc-nd Cleaner Engineering and Technology 2023-11-19

The development of simultaneous nitrogen and phosphorus removal is a promising approach for Palm oil mill effluent treatment. Various cycle times (120, 237, 347 minutes) were investigated to evaluate the effects on sequencing batch reactors (SBR) based aerobic granules. start-up process was carried out 53 days obtain appropriate granule size 212-425 µm. Using AGS-SBR technology, POME processing can scientifically reduce existing pollution, especially nitrogen, phosphorus, with presentation...

10.2139/ssrn.4707732 preprint EN 2024-01-01

Palm oil industries have products like Crude Oil (CPO), and 70% of others contain waste. One the wastes is liquid waste known as Mill Effluent (POME). The potential POME to be reprocessed into clean water will profitable. POME's reprocessing methods Sequencing Batch Reactor with Aerobic Granulated Sludge (SBR-AGS), which has five main phases: filling, idling, aeration, settling, discharge, a cycle time 360 minutes. first step in using this reactor start-up process, granule-forming process...

10.33795/jtkl.v8i1.3340 article EN cc-by-nc Jurnal Teknik Kimia dan Lingkungan 2024-04-29

The rising interest in sustainable energy sources has spotlighted biodiesel as a promising alternative to fossil fuels. Avocado seed waste, rich vegetable oil, presents potential feedstock for production. However, optimizing the extraction process maximize oil yield and quality is crucial. This study addresses knowledge gap concerning impact of drying time solvent type on efficiency from avocado seeds. Here, we show effects varying times (2, 3, 4 hours) using two solvents (96% ethanol...

10.31315/e.v21i3.13099 article EN Eksergi 2024-10-25

Bunga telang ( Clitoria ternatea ) merupakan jenis tanaman di Indonesia yang sedang dikembangkan manfaat kandungan senyawa antosianinnya sebagai antioksidan. Proses ekstraksi untuk mendapatkan antosianin dari ekstrak bunga membutuhkan beberapa variasi segi penggunaan pelarutnya agar hasil optimal. Penelitian ini bertujuan mempelajari pengaruh variabel lama perendaman, konsentrasi, dan pelarut terhadap pada telang. perendaman dilakukan selama 6, 12, 18 jam mengunakan etanol dengan...

10.36055/jip.v12i1.19888 article ID JURNAL INTEGRASI PROSES 2023-06-23

An Indonesian plant called the butterfly pea flower (Clitoria ternatea) is being cultivated to take advantage of antioxidant properties its anthocyanin concentration. Several solvents must be used acquire anthocyanins from extract during extraction procedure. Flowers have many various compositions and exhibit a range colors. These color differences are utilized in food beverages as natural colorants. The purpose this study ascertain how chemicals flowers respond acidic conditions terms...

10.35472/cfst.v2i2.1570 article EN Communication in Food Science and Technology 2023-11-08

Buah gendola merupakan tanaman obat alami Indonesia. diketahui memiliki kandungan diantaranya kartenoid, saponin, pigmen antosianin, flavonoid, dan polifenol yang dapat dimanfaatkan sebagai antibakteri alami. Antosianin senyawa organik bersifat antioksidan. Senyawa ini ditemukan dalam buah-buahan sayuran. Studi berfokus untuk mengkaji pengaruh dari komposisi bahan pelarut terhadap karakteristik warna konsentrasi antosianin. Indentifikasi jenis antosianin sampel dengan kadar tertinggi...

10.36055/jip.v12i1.19817 article ID JURNAL INTEGRASI PROSES 2023-06-24

Biomass is globally recognized as an up-and-coming environmentally friendly carbon-based energy source, Suitable catalysts for managing thermal depolymerization of biomass present alternative method reducing overall usage while maintaining the yield.The spent catalyst could increase bio-organics production by up to 11%,31%,6%,and 21% in rice straw,brown solid,alkaline, and dealkaline lignin pyrolysis, respectively. The amount biochar produced was reduced 18%,27%,35%,and 32% straw, brown...

10.2139/ssrn.4558535 preprint EN 2023-01-01
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