Results 31 to 40 of about 73,832 (78)

Synthesis of biodiesel from palm oil and sea mango oil using sulfated zirconia catalyst [TN1-997]. [PDF]

open access: yes, 2009
Penghasilan biodiesel daripada minyak kelapa sawit dan minyak mangga laut telah dikaji. The production of biodiesel from palm oil and sea mango oil (Cerbera odollam oil) using heterogeneous catalysts was ...
Kansedo, Jibrail
core  

On the Superplastic Deformation in Vanadium-Alloyed High-Nitrogen Steel

open access: yesMetals, 2019
The experimental evidence for the realization of a superplastic behavior with 900% elongation in V-alloyed high-nitrogen austenitic Fe-19Cr-22Mn-1.5V-0.3C-0.6N steel was proposed. Using thermomechanical processing, a misoriented grain/subgrain austenitic
Elena Astafurova   +7 more
doaj   +1 more source

Comparative Study On The Properties Of Rice Straw / Polypropylene And Micaceous Clay / Polypropylene Composites[TN1-997]. [PDF]

open access: yes, 2009
Suatu kajian perbandingan ke atas sifat suatu komposit polipropilena tetulang jerami (hasil buangan pertanian) dan tetulang lempung bermika (pengisi mineral) telah dilakukan. Comparative study on the properties of an agricultural waste, rice straw (RS)
Kry, Nallis
core   +1 more source

Formation of zro2 thin films by thermal oxidation of sputtered zr on si and sic substrates [TN1-997]. [PDF]

open access: yes, 2009
Lapisan nipis ZrO2 untuk aplikasi get dielektrik telah dibentuk di atas substrat Si dan SiC dengan menggunakan kombinasi proses pemercitan logam dan pengoksidaan haba.
Tedi, Kurniawan
core  

Modification of Mechanical Properties of High-Strength Titanium Alloys VT23 and VT23M Due to Impact-Oscillatory Loading

open access: yesMetals, 2019
A simple technological method is proposed and tested experimentally, which allows for the improvement of mechanical properties in sheet two-phase high-strength titanium alloys VT23 and VT23M on the finished product (rolled metal), due to impact ...
Mykola Chausov   +5 more
doaj   +1 more source

Processing Characteristics, Physical Properties and Morphological Study of Polypropylene (Pp)/Recycled Acrylonitrile Butadiene Rubber (rNBR) Blends [TN1-997] [PDF]

open access: yes, 2009
Penggunaan sarung tangan lateks nitril menunjukkan peningkatan di seluruh dunia kerana ia mempamerkan sifat fizikal yang unggul, tidak mengandungi protein larut air berbanding sarung tangan lateks getah asli dan kebolehtahanan yang baik.
Dilini Galpaya, Galpayage Dona
core  

Low Cycle Fatigue and Relaxation Performance of Ferritic–Martensitic Grade P92 Steel

open access: yesMetals, 2019
Due to their excellent creep resistance and good oxidation resistance, 9–12% Cr ferritic–martensitic stainless steels are widely used as high temperature construction materials in power plants.
Maria Jürgens   +3 more
doaj   +1 more source

Prediction of specific wear rate for LM25/ZrO2 composites using Levenberg–Marquardt backpropagation algorithm

open access: yesJournal of Materials Research and Technology, 2020
In this study, the wear estimation capability of RSM and artificial neural network (ANN) modelling techniques are examined and compared in this study. Though both RSM and ANN model performed well, ANN-based approach is found to be better in fitting to ...
Mathi Kannaiyan   +2 more
doaj   +1 more source

Penghasilan Dan Pencirian Komposit Aluminium Tulen/Partikel Alumina Melalui Kaedah Metalurgi Serbuk [TN1-997]. [PDF]

open access: yes, 2009
Kajian ini menjelaskan tentang kesan saiz partikel (0.5 μm, 1.0 μm, 3.0 μm, 12.0 μm dan 25.0 μm) dan peratus berat (5 % bt., 10 % bt., 15 % bt. dan 20 % bt.) bahan partikel penguat alumina ke atas sifat komposit matriks logam (KML) aluminium tulen yang ...
Ahmad, Khairel Rafezi
core  

Abutment pressure distribution for longwall face mining through abandoned roadways

open access: yesInternational Journal of Mining Science and Technology, 2019
Abutment pressure distribution is different when a longwall panel is passing through the abandoned gate roads in a damaged coal seam. According to the geological condition of panel E13103 in Cuijiazhai Coal Mine in China, theoretical analysis and finite ...
Yang Li   +6 more
doaj   +1 more source

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