9 articles in this issue
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Pham Thi Tuyet Nhung,Pham Tuan Anh,Do Thi Hoai,Pham Ngoc Diep,Nguyen Thi Phuong,Nguyen Thi Thao,Pierre Dariulat
The CO(3-2) emission of the debris disc of the young A star 49 Ceti, known to be particularly gas rich, has been recently detected and measured using the ALMA interferometer. We study the observed line profile and comment on each of the possible... see more
Nguyen Tran Thuat,Bui Bao Thoa,Nguyen Bao Tran,Nguyen Minh Tu,Nguyen Ngoc Minh,Hoang Ngoc Lam Huong,Pham Thu Trang,Phan Vu Thi Van,Truong Thanh Tu,Dang Tuan Linh
Organometal halide perovskite materials have shown high potential as light absorbers for photovoltaic applications. In this work, perovskite planar solar cells were fabricated on corning substrates with the structure as follows: the first layer made of ta... see more
Oanh Thi Tu Nguyen,Chi Ha Le,Long Duy Pham,Hieu Sy Nguyen,Chung Vu Hoang
Plasmonics, the field involves manipulating light at the nanoscale, has been being an emergent research field worldwide. Synthesizing the plasmonic gold nanostructures with controlled morphology and desired optical properties is of special ... see more
Tan Anh Ta,Long Duy Pham,Hieu Sy Nguyen,Chung Vu Hoang,Chi Ha Le,Chien Tran Dang,Hoa Thi Thu Nguyen,Nghia Van Nguyen
Orthorhombic Na0.44MnO2 with an S-shape tunnel structure was successfully synthesized by a hydrothermal method. The Na0.44MnO2 material has lattice parameters of a = 9.0842 Å, b = 26.2889 Å, and c = 2.8245 Å. Scanning electron microscope analysis reveals ... see more
Devraj Singh,Giridhar Mishra,Raj Kumar,Raja Ram Yadav
We present the temperature dependent elastic and ultrasonic properties of sodium borohydride. The second and third order elastic constants of NaBH4 have been computed in the temperature range 0-300K using Coulomb and Born-Mayer potential. The sodium boroh... see more
Quyen Thi Le Bui,Thien Duc Ngo,Thuy Thi Phuong Nguyen,Hoai Thi Lam Nguyen
During two last decades, theories of soft-particles has been introduced and developed in order to describe the behavior of bacteria and virus which can be considered as the bio-colloid particles. Soft particles are assumed to be consist of a rigid core in... see more
Doan Thi Thuy Phuong,Nguyen Xuan Huy,Le Thi Mai Oanh,Do Danh Bich,Trieu Thi Minh Chau
SrTiO3 nano particles were prepared by sol-gel process in order to optimize the temperature condition to obtain good quality material for different applications. The thermal treating condition was selected out through XRD, FTIR and Raman analysis of the s... see more
Lap Van Dao,Peter Hannaford
We report the investigation of the wave-mixing process with two multiple-cycle pulses having incommensurate frequencies (at 1400 nm and 800 nm). With a collinear and non-collinear configuration of the two beams, a different extreme ultraviolet (XUV) mixin... see more