نتایج جستجو برای: hrtem

تعداد نتایج: 1541  

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2008

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2005

Journal: :Physical chemistry chemical physics : PCCP 2014
Xingcheng Xiao Zhongyi Liu Loïc Baggetto Gabriel M Veith Karren L More Raymond R Unocic

The structure, chemistry, and spatial distribution of Mn-bearing nanoparticles dissolved from the Li1.05Mn2O4 cathode during accelerated electrochemical cycling tests at 55 °C and deposited within the solid electrolyte interphase (SEI) are directly characterized through HRTEM imaging and XPS. Here we use air protection and vacuum transfer systems to transport cycled electrodes for imaging and a...

Journal: :Nanoscale 2016
Siddharth Ghosh Moumita Ghosh Michael Seibt G Mohan Rao

Quantifying and characterising atomic defects in nanocrystals is difficult and low-throughput using the existing methods such as high resolution transmission electron microscopy (HRTEM). In this article, using a defocused wide-field optical imaging technique, we demonstrate that a single ultrahigh-piezoelectric ZnO nanorod contains a single defect site. We model the observed dipole-emission pat...

2017
Hendrik C. Swart

The important role of surface sensitive characterization techniques such as Auger electron spectroscopy (AES), X-ray photo electron spectroscopy (XPS), time of flight scanning ion mass spectrometry (TOF-SIMS) and High resolution transmission electron microscopy (HRTEM) for the characterization of different phosphor materials is discussed in this short review by giving selective examples from pr...

2013
Toshihiko Fujimori Aarón Morelos-Gómez Zhen Zhu Hiroyuki Muramatsu Ryusuke Futamura Koki Urita Mauricio Terrones Takuya Hayashi Morinobu Endo Sang Young Hong Young Chul Choi David Tománek Katsumi Kaneko

S1. Translational motion of 1D sulfur chains inside SWCNT Fig. S1 shows the observed translational motion of encapsulated sulfur chains during the HRTEM measurements. In the initial stage of the HRTEM observation, we find two lines inside the nanotube that extend across the entire SWCNT length (Fig. S1A). In subsequent observations taken several tens of seconds later (Fig. S1B), the length of t...

1998
JUNG HO AHN PETER R. BUSECK

Partially sericitized tourmaline from a pegmatite was investigated using high-resolution transmission electron microscopy (HRTEM). Fine-grained muscovite crystals form extensive narrow veinlets preferentially developed along the {110} and {100} cleavages of tourmaline, indicating that a cleavage-controlled alteration mechanism was dominant. HRTEM images show that tourmaline-muscovite interfaces...

2016
Ivan F. Myronyuk Volodymyr I. Mandzyuk Volodymyr M. Sachko Volodymyr M. Gun’ko

Transformation of Al(NO3)3∙9H2O (upon heating in the range of 20-1200 °C) into blends of amorphous and crystalline boehmite (210-525 °C), amorphous alumina and crystalline γ-Al2O3 (850 °C), and crystalline α-Al2O3 (1100 °C) was analyzed using X-ray diffraction (XRD), high-resolution transmission electron microscope (HRTEM), infrared (IR) spectroscopy, thermogravimetry, and low-temperature nitro...

Journal: :Ultramicroscopy 2015
Kaname Yoshida Johannes Biskupek Hiroki Kurata Ute Kaiser

Atomically resolved imaging of organic molecules consisting of thin crystals by aberration-corrected (AC) HRTEM was studied by experimental observations and image simulations. An atomically resolved image of the hexadecachlorophthalocyanatocopper (CuPcCl16) molecule was obtained under low-dose conditions. The conditions for imaging organic frameworks were found to be more restricted than those ...

Journal: :Nanotechnology 2006
B Wang Y H Yang G W Yang

SnO(2)/Sn nanocables have been grown on single-crystal Si substrates by metal catalyst assisted thermal evaporation of SnO powders. The morphologies and structures of the prepared nanocables were determined on the basis of field emission scanning electron microscopy (FESEM), high-resolution transmission electron microscopy (HRTEM), x-ray diffraction (XRD), Raman and photoluminescence (PL) spect...

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