1. Recent advances in nanofibers fabrication and their potential applications in wound healing and regenerative medicine

Doaa M. Ragab;Nazik A. Elgindy

Volume 9, Issue 10 , October 2018, Pages 665-676

  Nanofibers fabrication is generating considerable interest in terms of their biomedical applications. Recent development in nanofibers fabrication techniques resulted in controlled manipulation of nanofibers characteristics, such as their high surface to volume ratio, high porosity and their ability ...  Read More

2. Hydrogen concentration behavior of y-grooved weld joint based on a coupled analysis of heat transfer - thermal stress - hydrogen diffusion

Go Ozeki; A. Toshimitsu Yokobori; Toshihito Ohmi; Tadashi Kasuya; Nobuyuki Ishikawa; Satoshi Minamoto; Manabu Enoki

Volume 9, Issue 10 , October 2018, Pages 677-683

  It is important to predict the stress driven hydrogen induced cracking at the weld joint on the basis of computational mechanics from the view point of engineering problem. In this study, On the basis of proposed numerical analysis, behaviors of hydrogen diffusion and concentration during cooling process ...  Read More

3. Radiation engineered copper nanoparticles immobilised catalytic reactor (Cu-NICaR) system

Swarnima Rawat; Nilanjal Misra; Virendra Kumar; Shubhangi Atmaram Shelkar; Narender Kumar Goel; Rakesh Kumar Singhal; Lalit Varshney

Volume 9, Issue 10 , October 2018, Pages 684-691

  A robust and reusable Copper Nanoparticles Immobilised Catalytic Reactor (Cu-NICaR) system was fabricated by immobilising Copper Nanoparticles (Cu NPs) onto a radiation functionalized polymer support. Gamma radiation induced simultaneous irradiation grafting process was employed for introducing poly-glycidyl ...  Read More

4. Design of a novel three arm electrothermal microgripper with multiple degrees of control

Muaiyd H. M. Al-Zandi; Changhai Wang

Volume 9, Issue 10 , October 2018, Pages 692-695

  A novel three arm microgripper design is presented in this paper.  It is a SU-8 based design with integrated microheaters. It is composed of three microactuators: two are based on a design for bi-directional beam deflection and the other is a tri-directional actuator. The actuators are simulated ...  Read More

5. Composites of AISI 316L stainless steel and nanocrystalline Ti-B-C ceramic powders

Slawomir M. Kaczmarek; Tomasz Bodziony; Vinh H. Tran; Pawal Figiel; Anna Biedunkiewicz; Grzegorz Leniec

Volume 9, Issue 10 , October 2018, Pages 696-702

  Series of nanocrystalline and TiC, TiB2, and B4C powders as dopants (3%-20%) embedded in an AISI 316L austenitic steel have been prepared and investigated by ferromagnetic resonance and magnetic measurements. The homogeneous composites with the dopants up to x = 7 vol. % exhibit superparamagnetic properties, ...  Read More

6. Effect of reaction time on LiMn2O4 nanostructures prepared by modified chemical bath deposition method

Lehlohonolo F. Koao; Setumo V. Motloung; Tshwafo E. Motaung

Volume 9, Issue 10 , October 2018, Pages 703-707

  LiMn2O4 (LMO) powders were prepared by modified chemical bath deposition method. The effect of reaction time on the structure, morphology and optical properties of LMO nanostructures were investigated. The reaction time was varied from 1 - 120 min. The X-ray diffraction (XRD) patterns of the powders ...  Read More

7. Visible light responsive TiO2 nanotubes synthesized by electrochemical anodization method

Elizabeta Stojcheva; Metka Benčina; Ita Junkar; Tomaž Lampe; Matjaz Valant; Veronika Kralj-Iglič; Aleš Iglič

Volume 9, Issue 10 , October 2018, Pages 708-714

  The photocatalytic activity of TiO2 nanotubes (NTs) makes these materials promising candidates for a variety of applications, including photocatalytic degradation, water splitting and biomedical devices. The large band gap of TiO2 (anatase ∼3.2 eV; rutile ∼ 3.0 eV) requires excitation with UV ...  Read More

8. Impact of infrared radiation on oxide layer of ultrathin TiNi-based alloy wire

Gunther Sergey; Chekalkin Timofey; Hodorenko Valentina; Kang Ji-hoon; Kim Ji-soon; Gunther Victor

Volume 9, Issue 10 , October 2018, Pages 715-720

  Despite the well-known advantages of TiNi-based alloys, the cost of production is still high. The alloys are traditionally made by vacuum induction melting technology followed by vacuum arc remelting to get ingots which are further worked mechanically to final or semi-finished items. The special attention ...  Read More

9. Enhancing absorption in thin film organometal trihalide perovskite solar cell by photon recycling

Abhinav Bhatnagar; Vijay Janyani

Volume 9, Issue 10 , October 2018, Pages 721-726

  Over the past few years thin film planar heterojunctions solar cells have made much progress as a low cost with high power conversion efficiency photovoltaic devices. Among the materials used in fabricating such solar cells organometal trihalide perovskite (MAPbI3) has proven to be a promising absorber ...  Read More

10. Reducing edge effect of temperature-field for large area thin film deposition in hot filament chemical vapor deposition system

Lin Li; Shibing Tian; Ruhao Pan; Chao Wang; Chi Sun; Junjie Li; Changzhi Gu

Volume 9, Issue 10 , October 2018, Pages 727-732

  The uniformity in temperature-field of the hot filament chemical vapor deposition (HFCVD) system is of great importance since it is a critical parameter that determines the quality of the deposited films. In fact, the temperature-field is mainly filament distribution dependent. In conventional analysis ...  Read More

11. Surface reinforcement of metals by carbon nanomaterials followed by high intense energy irradiation

Nuha Abusaif; Gregory S. Bocharov; Alexander V. Eletskii; Alexander V. Uvarov; Sergei D. Fedorovich

Volume 9, Issue 10 , October 2018, Pages 733-736

  The metal surface modification by carbon nanostructures followed by high intense treatment has been realized. As carbon nanostructures were used: carbon soot formed in an arc discharge with graphite electrodes remained after extraction of fullerenes; fullerene C60; partially reduced graphene oxide. An ...  Read More

12. Redox-active cerium oxide based nanozyme abrogate the organophosphate mediated poisoning in mammalian cells

Kinjal D. Shah; Ragini Singh; Sanjay Singh

Volume 9, Issue 10 , October 2018, Pages 737-747

  Owing to the autocatalytic antioxidant activity, cerium oxide nanoparticle (CeNPs) has been extensively used in biomedical fields for treatment of neurodegenerative diseases, biosensing, and therapeutic applications. The redox-dependent interconversion between +3 and +4 oxidation states of CeNPs is suggested ...  Read More