a rapid hydrothermal synthesis of rutile sno2 nanowires
a rapid hydrothermal synthesis of rutile sno2 nanowires
... xxx–xxx Contents lists available at ScienceDirect Materials Science and Engineering B journal homepage: www.elsevier.com/locate/mseb A rapid hydrothermal synthesis of rutile SnO 2 nanowires O. Lupan a, b,∗ , ... selected area electron diffraction, X-ray diffraction and Raman spectroscopy. The SEM images reveal tetragonal nanowires of about 10–100 m in length and 50–100 nm...
Ngày tải lên: 19/03/2014, 16:47
large-scale hydrothermal synthesis of wo3 nanowires in the presence of k2so4
... the nanowires reached a high aspect ratio of more than 500. A TEM image of a single nanowire with diameter of about 10 nm was shown in Fig. 1c. The selected area electron diffraction (SAED) taken ... semiconductor nanowires, nanorods, and nanobelts, because of the importance of understanding the dimensionality confined transport phenomena and fabricating nanodevices and nan...
Ngày tải lên: 20/03/2014, 13:04
controllable hydrothermal synthesis of zno nanowires arrays on al-doped zno
... www.elsevier.com/locate/apsusc Controllable hydrothermal synthesis of ZnO nanowires arrays on Al-doped ZnO seed layer and patterning of ZnO nanowires arrays via surface ... ZnO-NWZ enlarge extremely with the increase of the hydrothermal tempera- ture as compared to that of the ZnO-NWA. A reasonable explanation is tha...
Ngày tải lên: 06/05/2014, 13:22
hydrothermal synthesis of monodisperse wo3 - h2o square platelet particles
... Hydrothermal synthesis of monodisperse WO 3 ·H 2 O square platelet particles Fumiyuki Shiba a, ⁎ , Masakazu Yokoyama a , Yousei Mita b , Tomohiro Yamakawa b , Yusuke Okawa a a Graduate School ... mean size was 0.72 μm with 10% of the coefficient of variation. The XRD pattern was in good agreement with the standard JCPDS data for WO 3 ·H 2 O. The effects of counter cation and...
Ngày tải lên: 19/03/2014, 16:48
hydrothermal synthesis of na2ti6o13 and tio2 whiskers
... nanobelts [7]. The crystal structures of alkali-metal titanates, A 2 Ti n O 2n+1 are well-known. All of them have a monoclinic structure with almost the same b value [4,8]. Alkali-metal titanates ... One-dimen- sional materials are an important category of nanostructured materials [1,2] and have been widely researched, yielding various special struc- tures such as nanowhiskers [3–5]...
Ngày tải lên: 20/03/2014, 13:04
hydrothermal synthesis of tio2 nanofibres
... TiO 2 (anatase) powder was put into a Teflon-lined stainless steel autoclave of 30 ml capacity. The autoclave was filled with 1 M NaOH solutions up to 80% of its capacity, maintained at 160 °C for 24 h, and then ... TEM images of TiO 2 nanofibres. (A) Scale bar=1 μm; (B) scale bar=167 nm; (C) scale bar=286 nm; (D) scale bar=200 nm; (E) scale bar = 3.3 μm. 81F B. Zhang, H L. Li / Mater...
Ngày tải lên: 20/03/2014, 13:04
hydrothermal synthesis of tungsten oxide nanobelts
... and other materials have been already synthesized in various ways [6–10], the preparation of nanobelts under mild conditions remains a considerable challenge. WO 3 is a versatile wide band-gap ... nanostructures, nanobelts have attracted increasing attention because of their unique physical properties and potential applications [1–5]. Although some nanobelts made of semiconductors,...
Ngày tải lên: 20/03/2014, 13:04
hydrothermal synthesis of uniform wo3 submicrospheres
... communication Hydrothermal synthesis of uniform WO 3 submicrospheres using thiourea as an assistant agent X.T. Su a , F. Xiao a , J.L. Lin a , J.K. Jian b , Y.N. Li a , Q.J. Sun a , J.D. Wang a, ⁎ a Ministry ... distilled water and ethanol repeatedly to remove the ions possibly remaining in the final products, and finally dried at 60 °C in air for 60 min. X-ray analysis wa...
Ngày tải lên: 20/03/2014, 13:04
low temperature hydrothermal synthesis of monodispersed flower - like titanate nanosheets
... temperature hydrothermal synthesis of monodispersed flower-like titanate nanosheets Jaturong Jitputti a , Thitima Rattanavoravipa a , Surawut Chuangchote a , Sorapong Pavasupree b , Yoshikazu Suzuki a , ... hydrother- mally treated samples prepared at P80 °C show a poorly crystal- line titanate. The peak at around 2h % 9° indicated that titanate has a layer structure with an...
Ngày tải lên: 20/03/2014, 13:04
one - pot facile synthesis of iron oxide nanowires as high capacity anode
... materials, especially 1D structured materials, is a feasible approach to improve its properties as an anode material, because nanostructured Page 3 of 14 Accepted Manuscript 3 materials can ... disclaimers that apply to the journal pertain. Page 1 of 14 Accepted Manuscript 1 One-pot facile synthesis of iron oxide nanowires as high capacity anode materials for lithium ion b...
Ngày tải lên: 20/03/2014, 13:05