VNU JOURNAL OF SCIENCE Mathematics – Physics
Vol. 35, No. 2, 2019
CONTENTS
Review Article
1. Do Quoc Tuan, On the Validity of the Cosmic No-hair Conjecture in some
Conformal-violating Maxwell Models 1
Original Articles
2. Nguyen Viet Duc, Nguyen The Toan, Size Effect in Grand-canonical Monte-Carlo
Simulation of Solutions of Electrolyte 13
3. Somsavath Leuangtakoun, Bui Van Loat, Bui Thi Hong, Duong Duc Thang, Sounthone Singsoupho, Assessment of Natural Radioactivity and Associated Radiation Hazards in Soils samples from Khammuan Province, Laos 22 4. Tran Thi Viet Nga, Nguyen Thi Lan, To Thanh Loan,Hoang Ha, Structure and
Magnetic Properties of SrFe12O19/CoFe2O4 Nanocomposite Ferrite 32 5. Tran Hai Duc, Pham The An, Do Thi Kim Anh, Vu Hoang Linh, Pham Hoang
Ha, Nguyen Khac Man, Effect of K Substitutions on Structural and Superconducting Properties in Bi1.6Pb0.4Sr2-xKxCa2Cu3O10+ Compounds 42 6. Bui Thi Ha, Bach Gia Duong, Research, Design and Fabrication Microwave
Modules of Receiver for NanoDragon Satellite at S Band 50 7. Tran Thi Thuy Ha, Nguyen Dac Hai, Bui Thanh Tung, Symmetry Two-axis Tilt
Angle Capacitive Sensor System 60
8. Nguyen Thi Lam Quynh, Cao Thi Vi Ba, Nguyen Quang Bau, The Calculation of the Ettingshausen Coefficient in Quantum Wells under the Influence of Confined Phonons (for Electron – confined Optical Phonon Scattering) 67 9. Nguyen Quyet Thang, Nguyen Dinh Nam, Nguyen Quang Bau, Influence of
Confined Acoustic Phonons on the Nonlinear Acousto-electric Effect in Doped
Semiconductor Superlattices 74
10. Nguyen Thi Kim Son, Chu Van Tiep, A Note on Infinite Type Germs of a Real
Hypersurface in 2 82
11. Nam-Dung Hoang, Nguyen Kieu Linh, The Expected Number of Extreme Discs 88 12. Bui Nguyen Quoc Trinh, Demonstration on Ferroelectric-gate Thin Film Transistor
NAND-type Array with Disturbance-free Operation 94
13. Nguyen Tien Dung, Determine Dispersion Coefficient of 85Rb Atom in the Y–
Configuration 101
14. Vuong Van Hiep, Do Thi Kim Anh, Ngac An Bang, Hoang Nam Nhat, Huynh Dang Chinh, Saturated Magnetization in Sm and Tb Doped La(Fe0.88Si0.12)13 108
