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Ditemukan 1890 dari pencarian Anda melalui kata kunci: subject="FISIKA"
Hal. Awal Sebelumnya 26 27 28 29 30 Berikutnya Hal. Akhir
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Klasifikasi Tingkat Kematangan Buah Jeruk Dengan Metode Impedansi Dan Princip…
Komentar Bagikan
IRENA PRATIWI /1903155251

ABSTRACT This research is conducted to determine the differences between unripe, half-ripe and ripe oranges based on the structure of citrus fruits with different impedance values, real values, imaginary value, and phase angles values. The data obtained can be clustered using the Principal Component Analysis (PCA) multivariate statistical method. Taking impedance measurements using voltage fro…

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1903155251
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Unduh MARCSitasi
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Analisa Komposisi Dan Ukuran Partikel Oksida Besi Di Preparasi Ball Milling D…
Komentar Bagikan
Harits Ari Wijaya /1903124294

ABSTARCT The value of magnetic susceptibility and variation of composition and size of iron oxide particles from natural sand collected from Rokan River Riau. Before going through the ball milling process, the magnetic and non-magnetic particles of the sample were separated using an Iron Sand Separator and a Neodynium Iron Boron (NdFeb) magnet. The product of NdFeB as milled for 80 hours, name…

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1903124294
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Sintesis Dan Karakterisasi Karbon Aktif Berbasis Serabut Kelapa Muda Sebagai …
Komentar Bagikan
DIO DAVANA FIRDAUS NST / 1903110258

ABSTRACT Supercapacitor is energy storage devices consisting of electrodes, electrolyte, current collectors, and separator. In this research, carbon electrodes are made from young coconut fiber biomass (SKM) waste using ZnCl2 0.5 M as activation agent and variations in physical activation temperatures. Carbon electrodes preparation begins with a pre-carbonized process of 200oC temperatures for…

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1903110258
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Identifikasi Tingkat Kematangan Buah Nanas Dengan Menggunakan Metode Impedans…
Komentar Bagikan
TIA AMELIA RAHAYU / 1903111968

ABSTRACT Pineapple is a local product in Riau that is widely cultivated in Kampar. Good quality pineapples are exported overseas and make processed products, for example canned fruit and jams. The quality of pineapple ripeness must be maintained. A more accurate evaluation of pineapple ripeness can be done using the electrical impedance method to make it easier for farmers to determine pineapp…

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1903111968
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Identifikasi Kualitas Ikan Asin Gabus (Channa Striata) Dengan Metode Impedans…
Komentar Bagikan
OLLYVIA VANESSA RAHMA / 1903111939

ABSTRACT Salted fish is a very popular fishery product in Indonesia. The level of saltiness in salted fish can dependings on the amount of salt used in the salting process. The level of saltiness in salted fish affects the product quality, such as taste, aroma, texture, and shelf life. This research was conducted to determine the quality of salted snakehead fish (Channa Striata) with variation…

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1903111939
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Unduh MARCSitasi
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Perancangan Pengiriman Data Medis Berbasis Transmisi Bluetooth Dan Android
Komentar Bagikan
MARIATUL KHOFIFAH / 1903110173

ABSTRACT This research is conducted to implement the concept of Smart Hospital using technology Internet of Things (IoT) as delivery and processing of data analytics. Health monitoring devices in the form of monitoring body temperature such as Oxygen saturation and heart rate are common physiological parameters in identifying vital diseases. Blood pumped by the heart carries blood Oxygen conte…

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1903110173
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Upscaling Proses Pra-Karbonisasi Biomassa Bahan Kayu Untuk Aplikasi Superkapa…
Komentar Bagikan
EBIGAIL NUR TABITA TAMBUNAN /1903114015

ABSTRACT The upscaling of pre-carbonized wood biomass processes for supercapacitor applications has been completed and tested. The modified furnace was used as an instrument for pre-carbonizing Kulim wood crab biomass for 1,5 hours. Modified furnaces were found to be more effective in terms of time, effort, power and results obtained as well as lower production costs. The carbon then goes thro…

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1903114015
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Unduh MARCSitasi
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Pengaruh Tingkat Kematangan Dan Kedalaman Tanah Gambut Terhadap Sifat Kelistr…
Komentar Bagikan
SUKMA SAKINAH / 1903112833

ABSTRACT The use of peatlands in the future will receive a stronger impetus and is likely to become more widespread. This is due to the increasingly limited fertile land for agricultural development. Electrical properties can be used as an indicator to measure the condition of peat soil based on its level of maturity. One of the methods developed in agricultural systems is through the meas…

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1903112833
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Modifikasi Sifat Magnetik Dan Morfologi Partikel Oksida Besi Pasir Alam Sunga…
Komentar Bagikan
Elika Br Gultom /1903110014

ABSTRACT The magnetic susceptibility, as well as magnetic properties and morphological properties of the natural sand iron oxide nanoparticles have been investigated. The sample were collected from Rokan River, Ujung Batu District, Rokan Hulu Regency, Riau Province. The sample was prepared by ball milling method. Iron Sand Separator and Neodymium Iron Boron (NdFeB) magnet to separate, between …

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1903110014
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Elektroda Karbon Dari Biomassa Kulit Buah Mahoni Dengan Penambahan Tiourea Un…
Komentar Bagikan
NADA AZZAHRO / 1903110094

ABSTRACT Biomass is a renewable energy source that can be converted into carbon material for supercapacitor energy storage devices. This study used mahogany rind biomass as carbon electrodes for supercapacitor cells without the addition of thiourea and with the addition of 0,5 and 1g thiourea. The process of fabrication carbon electrodes begins with a pre-carbonization process with a temperatu…

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1903110094
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Unduh MARCSitasi
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Penentuan Sifat Optik, Struktur Dan Morfologi Nanopartikel Perak Disintesis M…
Komentar Bagikan
INTAN SWENI /1903112230

ABSTRACT This research aims to synthesize silver nanoparticles (Ag-NPs) using red betel leaf extract (Piper crocatum), which is used as a catalyst to degrade methylene blue. The extract of red betel leaf contains flavonoids and tannins, was used as bioreductors of Ag+ to Ag0 and stabilize silver nanoparticles. The volume ratio of red betel leaf extract to solution of AgNO3 0,1 M was varied by …

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1903112230
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Material Karbon Berbasis Serat Buah Mahkota Dewa (Phaleria Macrocarpa) Dengan…
Komentar Bagikan
YUNIA RAHMADHANI / 1903124132

ABSTRACT Supercapacitors are renewable energy storage devices consisting of electrodes, electrolytes, current collectors and separators. Electrodes are one of the most important components in a supercapacitor because they are made of nanoscale materials that have a high surface area and porosity. This study used the crown of the Phaleria macrocarpa fiber with the addition of 5% and 10% of carb…

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1903124132
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Analisa Struktur, Morfologi, Dan Sifat Optik Nanorod Zno Didoping Sulfur Se…
Komentar Bagikan
SITI LAYLIA SARI/ 1903110342

ABSTRACT Pure ZnO nanorods and doped sulfur (ZnO:S) with various concentrations (0,5%; 1,0%; 1,5%; and 2,0%) have been synthesized on a glass substrate using the Successive Ionic Layer Adsorption Reaction (SILAR) method and Chemical Bath Deposition (CBD), having low cost and efficient for self-cleaning applications. XRD characterization shows that the sample has a hexagonal wurtzite structure …

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1903110342
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Unduh MARCSitasi
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Pengaruh Doping Selenium Terhadap Sifat Fisis Dan Self-Cleaning Nanorod Zno Y…
Komentar Bagikan
DESI PITRIA SITORUS /1903114019

ABSTRACT ZnO nanoparticles is a versatile materials with a wide range of potential application. Hydrophilic and hydrophobic properties of ZnO materials strongly influence its self-cleaning capacity and applicability. This research aims to ascertain the various concentration of Se doping affecting the ZnO:Se nanorod coating's optical, structural, surface morphology, elemental composition, a…

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1903114019
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Unduh MARCSitasi
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Pengaruh Doping Cobalt Terhadap Sifat Struktur Nanopartikel Oksida Besi Dan A…
Komentar Bagikan
SALMAN AL FARIZI /1903124598

ABSTRACT Magnetic nanoparticles such as hematite (α-Fe2O3) are used as a catalyst to degrade methylene blue in aqueous solution. Magnetic nanoparticles were obtained from natural sand in Logas Village, Kuantan Singingi Regency, Riau Province through a ball milling process. Natural sand was dried under the sun prior to the Iron Separator (ISS) Process. The iron oxide and non-iron oxide particl…

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1903124598
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Unduh MARCSitasi
cover
Sistem Optik Pencitraan Multispektral Berbasis Led Dan Metode Deteksi Objek Y…
Komentar Bagikan
IHSAN OKTA HARMAILIL /1903110071

ABSTRACT The quality of CPO (Crude Palm Oil) can be determined by an effective oil palm FFB (Fresh Fruit Bunch) grading process. Multispectral imaging offers less time image processing, with simple identification system, and low cost. Object detection method is acquired for FFB hence automatic and real-time grading can be achieved. This research aims to develop LED-based multispectral imaging …

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1903110071
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Pembuatan Dan Karakterisasi Karbon Aktif Dari Biomassa Tandan Kosong Kelapa S…
Komentar Bagikan
TRISNA MAISYARAH /1903110113

ABSTRACT Activated carbon derived from empty palm oil fruit bunches in powder form has been successfully prepared. The initial preparation starts from taking the raw ingredients followed by the pre-carbonization combustion process using a furnace by varising burning time of 20 minutes, 30 minutes, 40 minutes and 50 minutes. Neutralization and grinding processes are carried out on the charcoal …

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1903110113
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Unduh MARCSitasi
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Interpretasi Lapisan Akuifer Di Daerah Lahan Gambut Menggunakan Metode Geolis…
Komentar Bagikan
RESTU FIRMANSYAH /1903110022

ABSTRACT Geoelectric is a geophysical method used to determine the geological conditions of the earth's subsurface based on the variations of rock resistivity value. Interpretation of the aquifer layer is carried out on 2 paths with a length of 300 meters each. The lithology of the study area consists of layers of clay, peat, clay, sand, coarse sandstone, dry gravel, mudstone, limestone, t…

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1903110022
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Unduh MARCSitasi
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Sintesis Karbon Aktif Dari Biomassa Pelepah Kelapa Sawit Untuk Aplikasi Penye…
Komentar Bagikan
YUYUN TRI ELVINDRA LAIA /1903124938

ABSTRACT Activated carbon from palm frond biomass in powder form has been successfully prepared. The purpose of this study was to obtain activated carbon with the optimum surface area and time for analyzing CO2 absorption potential. The initial preparation started from drying the basic ingredients followed by the pre-carbonization process using a furnace with a variation of burning time of 30 …

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1903124938
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Unduh MARCSitasi
cover
Potensi Penangkapan Gas Co2 Dari Karbon Aktif Biomassa Tempurung Kelapa
Komentar Bagikan
ELLEN A.B SIMANGUNSONG /1903113859

ABSTRACT Activated carbon from coconut shell biomass in powder form has been successfully prepared. The purpose of this research is to obtain activated carbon with the optium surface area and time in analyzing the CO2 capture potential. The initial preparation starts from taking the basic ingredients followed by the pre-carbonization process using a furnace with a variation of burning time of …

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1903113859
Ketersediaan1
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Unduh MARCSitasi
Hal. Awal Sebelumnya 26 27 28 29 30 Berikutnya Hal. Akhir
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