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Conductivity and dielectric analysis of cellulose based solid polymer electrolytes doped with ammonium carbonate (NH4CO3) M.I.H Sohaimy1 and M.I.N Isa2,a 1 Advanced Materials Group, School of Fundamental Sciences, 2Communication and Image Development Centre, Universiti Malaysia Terengganu, 21030 Kuala Terengganu, Terengganu, Malaysia.
Both modulus plot show a higher value at lower temperature which might be due to the material bulk effect.
Isa, Structural and DC Ionic conductivity studies of carboxy methylcellulose doped with ammonium nitrate as solid polymer electrolytes, International Journal of Physical Sciences. 8(31) (2013) 1581-1587
Nazari-Moghaddam, Catalyst-Free Conversion of Alkali Cellulose to Fine Carboxymethyl Cellulose at Mild Conditions, World Applied Sciences Journal. 6(4) (2009) 564-569
[21] A.S Samsudin, & M.I.N Isa, Structural and Ionic Transport Study on CMC Doped with NH4Br: A New Types of Biopolymer Electrolytes, Journal of Applied Sciences. 12(2) (2012) 174-179

The Boron Effect on Mechanical Properties of Aged 2024 Aluminum Alloy N.khatami 1,a, Sh.mirdamadi 2,b, H.Razavizadeh 3,c 1-Ms student, Department of Metallurgical and Materials Engineering, Iran university of Sience and tecnology,Tehran- Iran 2-Proffesor, Department of Metallurgical and Materials Engineering, Iran university of Sience and Tecnology,Tehran- Iran 3-Proffesor , Department of Metallurgical and Materials Engineering, Iran university of Sience and tecnology,Tehran- Iran ankh.nedakhatami@yahoo.com b- mirdamadi@iust.ac.ir c- hekmatr@yahoo.com Keywords: 2024 Aluminum Alloy; Precipitation Hardening; Tensile Strength; Aging Process; Al- B Alloy Abstract—2024 Aluminum Alloy is widely used in aeronautical applications.
Experimental Practical operations are carried out according to the following steps: Raw Materials: As per table No.1, the raw materials are pure 2024 Aluminum Alloy and B2O3 used for alloying.
[6] F.Sarioglu, F.O Orhaner, "Effect of prolonged heating at 130ºC on fatigue crack propagation of 2024 Al alloy in three orientations", Materials Science and Engineering A248 (1998) 115-119
[10] Yucel Birol, "Production of Al- B alloy by heating Al/KBF4 powder blends", Journal of alloys and Compounds 481 (2009) 195-198
[11] Xiaoming Wang, "The formation of AlB2 in an Al-B master alloy, Journal of Alloys and Compopounds 403(2005) 283-287,2005

Acknowledgment This project is supported by the National Natural Science Foundation of China (51175485).
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[3] Xu Jinquan, Guo Fengming, Mechanism of Fatigue Damage Evolution and the Evolution Law, Journal of Mechanical Engineering. 46 (2010) 2
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Materials and methods Experimental materials.
Wilkinson: Journal of Colloid and Interface Science.
Mehandjiev: Journal of Colloid and Interface Science.
Jiang: Journal of Hazardous Materials.
Q Wang: Journal of Cleaner Production.

Acknowledgement This research was supported by the Natural Science Foundation of Ningbo, China (Grant No. 2010A610126, 2010A610136) and the science and technology project of Chixi, Ningbo (Grant No.200771015).
Weingaertne: Journal of Materials Processing Technology, Vol. 179 (2006), pp. 124-127
Rahim: Journal of Materials Processing Technology.
Vaghefpur: Journal of Materials processing technology, Vol. 207 (2008), pp. 98-106
Shih: International Journal of Machine Tools & Manufacture, Vol. 47 (2006), pp. 63-74.

Many research reports that doping ZnS semiconductor with transition metal reveals a new class of luminescent materials due to the formation of dopant levels within the band gaps and the modification of the band structure.
Gautam , Liang Li b,Limin Wua,, Yoshio Bando, Dmitri Golberg: Synthesis and properties of transition metals and rare-earth metals doped ZnS nanoparticles, Progress in Materials Science 56 (2011) 175–287 [12] He Hu, Weihua Zhang: Synthesis and properties of transition metals and rare-earth metals doped ZnS nanoparticlesOptical Materials 28 (2006) 536–550 [13] Milan Kanti Naskar, Amitava Patra , Minati Chatterjee.
Understanding the role of surfactants on the preparation of ZnS nanocrystals Journal of Colloid and Interface Science 297 (2006) 271–275
Science and technology of advanced materials 6 (2005) 296-301
Materials science and engineering B 150(2008) 125-129

Fractal Theory and Its Application in Study of Concrete Materials [J].
Construction and Building Materials, 2001, 155:217-224
Construction and Building Materials, 2013, 44:812-821
Materials Sciences and Applications, 2013, 0404: 258-267
Journal of South China University of Technology (Natural Science Edition), 2008, 01: 76-80

Experimental Procedures Materials (Cu-11Mn-4Ni powder) The powder used for solidification in this study was Cu-11Mn-4Ni.
Takeishi: Dynamic Molding of Powder Particles at Room Temperature, Materials Science Forum. 706-709, (2012), 1955-1960 [3] T.
Takeishi, and Noboru Nakayama, Consolidation of Nd-Fe-B melt-spun ribbon by compression shearing method, Journal of applied physics 101, (2007) 09K503 [4] T.
Nakayama: Production of amorphous bulk material of an Nb15Fe77B8 magnetic alloy by the compression shearing method, Journal of Alloys and Compounds, 396, (2005) 208-211 [7] T.
Nakayama: New method for the production of bulk amorphous materials of Nb15-Fe77-B8 alloys, J.

Kamath, Mechanical Properties of As-Cast and Heat-Treated ZA-27 Alloy/Short Glass Fiber Composites, Journal of Materials Engineering and Performance.7 (1998) 93-99
ANWAR, Comparative load-relaxation behaviour of high-aluminium zinc-based alloys,Journal of Materials Sscience.36 (2001) 411–417
[12] Temel Savas¸kan, Osman Bican.Effects of silicon content on the microstructural features and mechanical and sliding wear properties of Zn–40Al–2Cu–(0–5)Si alloys, Materials Science and Engineering A.404 (2005) 259–269
Seah, Hardness of aged ZA-27/short glass fibre reinforced composites, Materials & Design. 18 (1997) 155-159
Materials Engineering. 12 (1990) 279-285.

However, the raw cellulosic materials require to purify by pretreatment process to remove other noncellulosic contents.
Shahzad, Hemp fiber and its composites – a review, Journal of Composite Materials,46 (2011) 973-986
Rauchfuß, Nanocellulose as a natural source for groundbreaking applications in materials science, Today’s state.
Materials Today, 21 (2018) 720-748
Fan, Characteristic and Performance of Elementary Hemp Fibre, Materials Sciences and Applications, 1(2010)336-342