Vol 16 No 4 (2013) | Science and Technology Development Journal

SCIENCE AND TECHNOLOGY DEVELOPMENT JOURNAL

An official journal of Viet Nam National University Ho Chi Minh City, Viet Nam since 1998

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Published: 2013-12-31

Engineering and Technology - Research article

Real-time loss minimization control in induction machines based on DSP TMS320LF2812

Phuong Minh Le, Dung Duc Le, Thuyen Viet Nguyen, Phong Hoai Nguyen

5-18

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The Modified Control Method for the Single-Stage Three-Phase GridConnected Photovoltaic System

Dzung Quoc Pham, Vu Truong Dan Nguyen, Khoa Dinh Le, Anh Bao Nguyen, Diep Chi Le

19-32

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Applying 2-way Superscalar Technique to a 32-bit RISC Microprocessor

Quynh Ngoc Do, Hoang Nguyen Thanh Hau

33-42

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Calculation of electric field of HVDC transmission lines using finite element method

Tu Phan Vu

43-52

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Research on an Asymmetric Highspeed Pneumatic Servo Valve

Son Xuan Hong Pham, Phuc Thien Tran

53-59

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Feasibility study of the replacement of refrigerants R22 & R12 by using environmentally friendly refrigerants R404A, R290 & R600A

Bao The Nguyen, Tuan Huy Dao, Tue Duy Nguyen

60-67

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Topic based object Influence analysis in Social networks

Truong Ho Viet Phan, Thanh Trung Ho, Phuc Do

68-78

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The development of Database and Searching Strategy for Knitting Technology

Huong Thi Minh Ho, Nguyen Dai Tran

79-84

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Biochemical properties and positional specificity of Lipase from hepatopancreas of Tra catfish (Pangasius)

Thy Bao Vuong, Lam Bich Tran, Duan Luu

85-91

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Application of wavelet transforms to fault location of teed branch transmission lines

Binh Xuan Nguyen, Tu Phan Vu

92-103

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Natural Sciences - Research article

Enhancement of electrical properties of Al-doped ZnO thin films (AZO) by hydrogene plasma treatment

Phuong Hoai Pham, Trung Kien Pham, Trung Quang Tran

5-12

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Manufacturing ITO/SnO2 doubled layer for anode electrode of dye-sensitized solar cells (DSSC)

Trung Kien Vo, Thu Thi Thanh Vu

13-19

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Investigation of tube parameters on Xray spectra by MCNP5 code

Khanh Ai Tran, Dung Thi Thuy Vo, Loan Thi Hong Mai, Nhon Van Mai, Phuong Nguyen Dang

20-25

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Evaluation of the total and intrinsic efficiencies of a 3 in x 3 in NaI(Tl) crystal by using the hybrid Monte Carlo method

Tam Duc Hoang, Thanh Thien Tran, Tao Van Chau

26-34

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Study on dose rate distribution inside diagnostic X-ray room by using MCNP5 code

Loan Thi Hong Truong, Thu Thi Cam Nguyen, Hien Thi Doan, Khanh Ai Tran, Dung Thi Thuy Vo, Phuong Nguyen Dang, Phe My Thai, Son Thai Lo, Xuan Thanh Le, Truc Thi Quynh Pham, Tuan Anh Nguyen

35-42

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Positron annihilation rate in single atom with slater type orbital approximation

Lang Hoang Trinh, Tao Van Chau, Chien Hoang Le, Hong Thi Yen Huynh, Tram Ngoc Huynh

43-51

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Investigating the effect of capping agent PVP on the synthesis of silver nanowires by polyol method and its application as flexible transparent conducting electrode

Thu Thi Hoang, Trung Quang Tran

52-60

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Simulation of the luminescence spectrum of CdSe quantum dots

Cuong Chi Huynh, Luan Nguyen Thanh Huynh, Vinh Quang Lam, Dat Thanh Huynh

61-67

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Synthesis of ZnO nanorods on ZnO/ITO seed layer by electrochemical method and its application in solar cell device

Hoang Cao Son Tran, Khac Top Le, Duc Hao Nguyen, Thi Dong Tri Nguyen, Kien Quoc Luu, Thuc Chi Nhan Ha, Bach Thang Phan, Tuan Tran, Quang Vinh Lam, Van Hieu Le

5-12

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Study on the effect of HMTA and ZnO seed layer on the morphology of ZnO nanorods synthesized by electrochemical method

Hoang Cao Son Tran, Khac Top Le, Thi Dong Tri Nguyen, Luong Cuong Hoang, Kien Quoc Luu, Thuc Chi Nhan Ha, Bach Thang Phan, Tuan Tran, Quang Vinh Lam, Van Hieu Le

13-21

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Synthesis of graphene/polystyrene nanocomposite by microemulsion polymerization

Cuc Thi Thanh Phan, Tam Thanh Mai, Anh Huynh Tram Pham, Huy Thuc Ha

22-33

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Study on the effect of modified clay on the properties of high density polyethylene and Vietnamese starch blend

Mao Dang Nguyen, Trung Tien Vu, Huy Thuc Ha, Nhan Thuc Chi Ha

34-44

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A new method in synthesis of polyurethane/graphite oxide nanocomposites by twin-screw extruder

Van Thi Khanh Khuat, Tam Thanh Mai, Nhan Thuc Chi Ha, Huy Thuc Ha

45-53

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Synthesis and study on rheological behavior of polystyrene/graphene oxide nanocomposites

Tam Thanh Mai, Linh Pham Duy Le, Nhan Thuc Chi Ha, Huy Thuc Ha

54-65

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Study the multiwalled nanotubes growth mechanism overFe/Ni/Al2O3 from acetylene source

Nguyet Thi Minh Nguyen, Vinh Duy Cao, Anh Tuan Luu, Dat Vinh Vuong, Thanh Van Le

66-74

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Synthesis of silver nano-particles using micro-emulsion technique

Hoa Phuoc Trung Nguyen, Tuyen Thuy Bich Pham, Vinh Quang Lam, Hieu Van Le

75-84

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Effect of additives on shrinkage property of unsaturated polyester and mechanical properties of artificial stone

An Hai Thien Phung, Tai Tan Dang

85-96

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