Browsing by Author "SOSIATI, HARINI"
Now showing items 1-20 of 110
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ANALISIS PENGARUH KANDUNGAN ACRYLONITRILE BUTADIENE STYRENE (ABS) TERHADAP SIFAT MEKANIS DAN SIFAT ALIR BLENDING POLYCARBONATE (PC) / ACRYLONITRILE BUTADIENE STYRENE (ABS)
UMAM, ARIZA (FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-08-16)Material plastik merupakan salah satu bahan yang banyak digunakan oleh masyarakat, mulai dari elektronik, otomotif, peralatan rumah tangga, kesehatan, dan penelitian. Keunggulan dari material plastik yaitu mudah dibentuk, ... -
ANALISIS PENGARUH TEMPERATUR LELEH, HOLDING PRESSURE DAN HOLDING TIME TERHADAP SIFAT MEKANIS BAHAN POLYCARBONATE (PC) MENGGUNAKAN METODE TAGUCHI
FEBRIANTO, YOGI (FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-12-15)Injection Molding is one of the techniques used in producing plastic and this process is the most cost-efficient process for producing plastic products. Plastic raw materials is often used in various electronic, automotive, ... -
CHANGES IN MICROSTRUCTURE OF AL/ALN INTERFACE DURING THERMAL CYCLING
NAGATOMO, YOSHIYUKI; KITAHARA, TAKESHI; NAGASE, TOSHIYUKI; KUROMITSU, YOSHIROU; SOSIATI, HARINI; KUWANO, NORIYUKI (The Japan Institute of Metals and Materials, 2008-12-01)Changes in the microstructure of the interface between an Al layer and an AlN plate during thermal cycling was studied to clarify the fracture mechanism of the Al/AlN interface. Observation of the interface with an ultra-sonic ... -
Characterization of tensile properties of alkali-treated kenaf/polypropylene composites
SOSIATI, HARINI (2019) -
CHARACTERIZATION OF THE PROPERTIES OF ELECTROSPUN BLENDED HYBRID POLY (VINYL ALCOHOL)_ALOE VERA/CHITOSAN NANO-EMULSION NANOFIBROUS MEMBRANES
SOSIATI, HARINI; FATIHAH, WAHYU NUR; YUSMANIAR, YUSMANIAR; RAHMAN, MUHAMMAD BUDI NUR (Trans Tech Publications Ltd., 2018-12-21)The spinning solution of blended hybrid poly (vinyl alcohol) (PVA)_Aloe Vera (AV) with various concentrations (0%, 3%, 10% and 15%) of chitosan nano-emulsion (CSNe) were electrospun under optimized conditions of high DC ... -
Effect of Alkali Treatment and MAPP Addition on Tensile Strength of Sisal/Polypropylene Composites
SOSIATI, HARINI (2018-07) -
EFFECT OF BALL-MILLING TREATMENT ON MICROSTRUCTURE OF IN SITU POWDER-IN-TUBE (PIT) MGB2 TAPE
SOSIATI, HARINI; HATA, SATOSHI; MATSUMOTO, AKIYOSHI; KITAGUCHI, HITOSHI; KUMAKURA, HIROAKI (American Institute of Physics (AIP), 2012-06-25)In an in situ powder-in-tube (PIT) fabrication of MgB2 superconducting tapes, it has been found that ball-milling treatment on a starting powder is effective for improving critical current density (Jc) of the MgB2 tapes. ... -
The Effect of CaCO3 Filler Component on Mechanical Properties of Polypropylene
SOSIATI, HARINI (2018) -
EFFECTS OF HEAT TREATMENTS ON MICROSTRUCTURE FORMATION IN MGB 2 /YSZ/HASTELLOY FILM
HATA, SATOSHI; SOSIATI, HARINI; KUWANO, NORIYUKI; TOMOKIYO, YOSHITSUGU; MATSUMOTO, AKIYOSHI; FUKUTOMI, MASAO; KITAGUCHI, HITOSHI; KOMORI, KAZUNORI; KUMAKURA, HIROAKI (2005-06)Annealing processes in MgB2 films deposited on yttria-stabilized zirconia (YSZ)-buffered Hastelloy substrates were studied by transmission electron microscopy. The MgB2 films with Mg-rich compositions were fabricated at room ... -
EFFECTS OF POST-PLATING REFLOW ON CHANGES IN CRYSTAL GRAIN SIZE OF SN-2 MASS% BI ALLOY PLATING WITH THERMAL CYCLING TREATMENT
KUWANO, NORIYUKI; JINNOUCHI, ATSUSHI; HORIKAMI, SADANORI; HIROKADO, NARUYOSHI; SOSIATI, HARINI (The Japan Institute of Metals and Materials, 2010-10-01)Changes in the grain size of tin (Sn) crystals associated with a thermal cycling treatment were investigated for layers of Sn-2 mass%Bi electroplated on Fe-42Ni substrates in order to clarify the effects of post-plating ... -
ELECTRON MICROSCOPY OF MGB2 THIN FILM ON YSZ-BUFFERED HASTELLOY
SOSIATI, HARINI; HATA, SATOSHI; KUWANO, NORIYUKI; TOMOKIYO, YOSHITSUGU; MATSUMOTO, AKIYOSHI; FUKUTOMI, MASAO; KITAGUCHI, HITOSHI; KOMORI, KAZUNORI; KUMAKURA, HIROAKI (Elsevier, 2004-06-11)In order to understand the relationship between the microstructures and superconducting properties of MgB2 films, analytical TEM observations have been carried out. The films were fabricated by a KrF excimer laser deposition ... -
ELECTROSPINNING OF CHITOSAN/POLY (VINYL ALCOHOL) NANOFIBROUS MEMBRANES AS AN ALTERNATIVE WOUND DRESSING MATERIAL
SOSIATI, HARINI; IMAM AR-RASYID, RAFI; DARMAWAN, PARAMA AJI; KRISDIYANTO, KRISDIYANTO (2020-03-11)A study of the influence of CS concentrations on the tensile properties corresponding to the fiber morphology formed in CS/PVA membranes is this research focus. The ability of the developed membranes for an alternative ... -
FABRICATION OF MULTILAYERED MGB2/NI THIN FILMS AND THEIR FLUX PINNING PROPERTIES
TSUKANO, YUTAKA; DOI, TOSHIYA; YAMASHITA, HIROKI; TANAKA, AKIRA; IWASAKI, IKUMI; HAKURAKU, YOSHINORI; KITAGUCHI, HITOSHI; TAKAHASHI, KEN-ICHIRO; SOSIATI, HARINI; HATA, SATOSHI; IKEDA, KEN-ICHI; NAKASHIMA, HIDEHARU (IEEE, 2009)We prepared the multilayered MgB2/Ni thin films with the Ni layer spacings of 32, 23 and 16 nm. The multilayer nanostructure was confirmed to be obtained from the scanning transmission electron microscope observation. The ... -
FABRIKASI DAN KARAKTERISASI MEMBRAN KOMPOSIT HIBRID NANOFIBER BERBASIS NANOMATERIAL ALAMI UNTUK APLIKASI BIOMEDIS
SOSIATI, HARINI (2018-12-30)Penelitian pada tahun pertama telah menghasilkan membran hibrid nanofiber PVA-Aloe Vera (AV)/Nano-emulsi Chitosan (NeCS) dengan diameter fiber yang relatif merata. Akan tetapi dengan variasi konsentrasi NeCS dari 0% ... -
FABRIKASI DAN KARAKTERISASI SIFAT BENDING DAN DAYA SERAP AIR KOMPOSIT HIBRID UNTREATED SISAL/KARBON/PVC DENGAN VARIASI PERBANDINGAN SERAT SISAL DAN KARBON
SAPARUDIN, RACHMAT (FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-08-28)In general sports equipment that currently still contains weaknesses, because it can use synthetic materials that cannot be decomposed naturally (nonbiodegradable). Materials that are not easily degraded, usually hybrids ... -
FABRIKASI DAN KARAKTERISASI SIFAT BENDING DAN PENYERAPAN AIR KOMPOSIT HIBRID ALKALI TREATED SISAL/KARBON/PVC DENGAN VARIASI SERAT SISAL DAN SERAT KARBON
EKO PRABOWO, YONGKY (FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-08-31)Composite materials have been considered to become steel substitutes. Recycable composite has been choice for today. The main reinforcing material for producing sport equipment that is widely used is synthetic fiber which ... -
FABRIKASI DAN KARAKTERISASI SIFAT MEKANIS DAN FISIS KOMPOSIT HIBRID LAMINAT NANAS / E-GLASS / POLIPROPILEN DENGAN VARIASI PERBANDINGAN SERAT NANAS DAN SERAT E-GLASS
ARIFIN, ZAKI HANIF (FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-08-24)Materials made of metals such as aluminum, iron mixture and chrome on car components like car body and interior of the car has a property difficult to recycle, not resistant to corrosion, and the price is relatively expensive ...