Vol 1 No T4 (2017) | VNUHCM Journal of Advanced Research in Natural Sciences

Published: 2017-12-31

Original Research

An efficient floating-point FFT twiddle factor implementation based on adaptive angle recoding CORDIC algorithm

Thao Thi Phuong Vo, Quynh Thi Nhu Truong, Thuc Trong Hoang, Hung Duc Le

187-196

HTML : 677 | Download PDF : 471 |

An FPGA-based single-precision floating-point 2048-points FFT implementation based on adaptive angle recoding CORDIC

Quynh Thi Nhu Truong, Thao Thi Phuong Vo, Thuc Trong Hoang

172-179

HTML : 770 | Download PDF : 425 |

Application of MIKE 21 FM modelling to simulate the water quality at the coastal area Đình Vũ

Thai Hong Tran

282-292

HTML : 1390 | Download PDF : 823 |

Assessing changes in saltwater intrusion in some main rivers of Vinh Long province

Tuan Ngoc Le, Minh Ngoc Phan

265-273

HTML : 527 | Download PDF : 447 |

Assessing the impact of saltwater intrusion on agricultural land in Nghe An’s coastal areas in the context of climate change

Ve Ngoc Hoang, Thai Hong Tran

274-281

HTML : 605 | Download PDF : 0 |

Assessing the thermal comfort in non-air conditioned classrooms in Ho Chi Minh City

Nam Thi Que Nguyen, Thanh Cong Tran

232-240

HTML : 672 | Download PDF : 443 |

Assessment of the exposure level to saltwater intrusion in the context of climate change at Dong Nai province to 2030

Tuan Ngoc Le, Hoang Xuan Tran

255-264

HTML : 672 | Download PDF : 415 |

Bit error rate of DCO-OFDM system over an indoor diffuse link

Khoa Le Dang, Anh Quoc Huynh, Phuong Huu Nguyen, Linh Vu Nguyen, Hiroshi Ochi

163-171

HTML : 1842 | Download PDF : 395 |

Calculation of the shielding safety of Computed Tomography scanner room by using MCNP5 code

Khanh Ai Tran, Thong Minh Cao, Phuong Nguyen Dang, Loan Thi Hong Truong, Nhon Van Mai

63-70

HTML : 623 | Download PDF : 502 |

Controlling the morphology of polycaprolactone microparticles produced by electrospraying

Nguyen Vu Viet Linh, Huynh Dai Phu

130-137

HTML : 725 | Download PDF : 440 |

Cost and benefit analysis of maintaining Delonix regia trees on Nguyễn Văn Linh street in Ho Chi Minh City

Thao Thi Phuong Nguyen, Kha Thi Ngoc Phan

215-221

HTML : 578 | Download PDF : 453 |

Degradation of recalcitrant organic polluants in seafood wastewater by modified TiO2 photocatalysts

Loc Cam Luu, Da Linh Ho, Phu Chi Hoang, Tri Nguyen, Van Thi Thuy Nguyen, Cuong Tien Hoang, Anh Cam Ha

241-248

HTML : 682 | Download PDF : 540 |

Determination of the interface between insoluble environments using gamma scattering technique

Nguyen Hoang Vo, Thanh Thien Tran, Quy Duc Bui, Minh Quoc Nguyen, Duy Hoang To, Son Thai Lo, Tao Van Chau

48-55

HTML : 507 | Download PDF : 368 |

Development of triggering and DAQ systems for radiation detectors using FPGA technology

Hai Hong Vo, Hung Quoc Nguyen, Tuyet Kim Tran

197-204

HTML : 553 | Download PDF : 389 |

Effects of benzyladenine and α-naphthaleneacetic acid on the early growth phase of Ananas comosus (L.) Merr.

Ut Van Le, Mai Thi Bach Vo

5-13

HTML : 679 | Download PDF : 402 |

Enhancing the quality of interpretation magnetic data at low latitudes

Hai Hong Nguyen, Nhan Thanh Nhan, Liet Van Dang, Thu Ngoc Nguyen

105-114

HTML : 473 | Download PDF : 374 |

Estimate the lifetime of thermoluminescence traps in general-orders of kinetics model of chilli powder samples by using the R package TGCD

Sang Duy Nguyen, Hung Van Tran, Hien Quoc Nguyen, Hung Van Nguyen

71-78

HTML : 557 | Download PDF : 421 |

Evaluating the efficiency of red mud material in removing NO2 gas

Linh Nhut Ho, Hien Thi To

222-231

HTML : 557 | Download PDF : 394 |

Evaluation and comparison of dose distributions for nasopharyngeal carcinoma patients treated by Jaws-Only IMRT technique and by 3D-CRT technique at Dong Nai General Hospital

Tai Thanh Duong, Son Dong Nguyen, Loan Thi Hong Truong, Trang Thi Hong Nguyen

79-87

HTML : 547 | Download PDF : 466 |

Flash floods potential area mapping at Huong Khe district, Ha Tinh prov

Duyen Thi My Nguyen, Hai Quang Ha

249-254

HTML : 599 | Download PDF : 458 |

Galactose biosensor based on ZnO nano material

Ha Phan Phuong La, Hien Thi Thu Nguyen, Trung Quang Tran

123-129

HTML : 630 | Download PDF : 473 |

Growth and characterization of KDP single crystals by Sankaranarayanan-Ramasamy (SR) method

Vinh Trung Phan, Anh Thi Quynh Le, Dat Thanh Huynh

88-94

HTML : 690 | Download PDF : 602 |

Preliminary summary of the composition of Bivalvia species in the Tra Khuc river, Quang Ngai province

Anh Thi Phuong Vu, Nam Xuan Ngo

14-19

HTML : 475 | Download PDF : 392 |

Preparation of chitosan microspheres by emulsion crosslinking method for biomedical application

Anh Thi Tram Tu, Hieu Van Le, Huy Duc Ha

138-148

HTML : 753 | Download PDF : 439 |

Preparation of magnetic nanocomposite materials based on chitosan/Fe3O4

Ngoc Bao Nguyen, Quy Thi Dong Hoang, Uyen Thai Ngoc Nguyen

157-162

HTML : 744 | Download PDF : 499 |

Preparation of N-TiO2 nanomaterial and evaluation of its photocatalytic activity under visible light

Cam Thi Dieu Nguyen, Tung Hung Thanh Mai

27-35

HTML : 538 | Download PDF : 354 |

Some compounds isolated from leaves of Lumnitzera racemosa growing in Vietnam

Phuong Hoai Nguyen, Thuy Thi Le Nguyen, Duc Trung Nguyen, Mai Thi Thanh Nguyen, Phung Kim Phi Nguyen

20-26

HTML : 620 | Download PDF : 470 |

Spectrum sensing in cognitive radio wireless networks for orthogonal freqnency division multiplexing in additive white Gaussian noise channel

Tri Minh Nguyen, Tu Thanh Nguyen, Phuong Huu Nguyen

180-186

HTML : 531 | Download PDF : 402 |

Study of the minimum detectable activity in gamma-ray spectrometry with various shielding configurations

Vuong Quang Le, Nguyen Hoang Vo, Chuong Dinh Huynh, Phuc Minh Lau, Thanh Thien Tran, Tao Van Chau

56-62

HTML : 527 | Download PDF : 452 |

Study on method of filtering noises from electroencephalography signals and its application for identification of several electroencephalography signals

Tuan Van Huynh, Vu Quang Huynh

95-104

HTML : 588 | Download PDF : 519 |

Synthesis and evaluation of the methylene blue removal ability of Cu2O nanoparticles/TiO2 nanotubes heterostructure

Viet Van Pham, Trung Chanh Nguyen, Hieu Van Le, Thi Minh Cao

115-122

HTML : 820 | Download PDF : 537 |

Synthesis and survey of the photocatalytic activity of SnO2/TiO2 nanotubes material under visible light

Thanh Thi Thai Nguyen, Huy Hong Tran, Han Hoai Tran, Viet Van Pham, Hieu Van Le, Thi Minh Cao

149-156

HTML : 996 | Download PDF : 544 |

The developments of drought in the Cai river basin – Phan Rang, Ninh Thuan province

Huyen Thi Thu Dao, Tu Tuan Tran

205-214

HTML : 840 | Download PDF : 534 |

Thermal properties of α,ա- aminoalkylterephthalamides prepared from waste poly(ethyleneterephthalate) bottle and aliphatic diamines

Cuong Ngoc Hoang, Yen Hoang Dang

36-47

HTML : 755 | Download PDF : 437 |

VNUHCM Journal of

Advanced Research in Natural Sciences

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

ISSN 2588-106X

Original Research

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