Zobrazeno 1 - 10
of 743
pro vyhledávání: '"Field emission gun"'
Autor:
Pranjali Mahesh Pokharkar, N D Shashikiran, Namrata Gaonkar, Sachin Gugawad, Savita Hadakar, Sonali Waghmode
Publikováno v:
Journal of Indian Society of Pedodontics and Preventive Dentistry, Vol 40, Iss 4, Pp 445-452 (2022)
Background: Over the course of four decades, the bioactive materials have changed. They have become more specialized, more manageable, possessing superior qualities. Thus, it should be encouraged to conduct ongoing research to improve these materials
Externí odkaz:
https://doaj.org/article/bbd826270a734922a1d1fd56f077356b
Autor:
Alan Merk, Takuma Fukumura, Xing Zhu, Joseph E. Darling, Reinhard Grisshammer, Jana Ognjenovic, Sriram Subramaniam
Publikováno v:
IUCrJ, Vol 7, Iss 4, Pp 639-643 (2020)
We report the determination of the structure of Escherichia coli β-galactosidase at a resolution of ∼1.8 Å using data collected on a 200 kV CRYO ARM microscope equipped with a K3 direct electron detector. The data were collected in a single 24 h
Externí odkaz:
https://doaj.org/article/b1cb24bcf4e4474ea6f338085b4f01e8
Publikováno v:
Kirkuk Journal of Science, Vol 12, Iss 4, Pp 287-296 (2017)
The main goal of This Work is to survey the field emission scanning electron microscope (SEM) to obtain on the optimal design for illumination system. The SEM optical column contains of illumination system that form a focused beam by electrons are re
Externí odkaz:
https://doaj.org/article/a1aab00e81a1419fbb61d71bdb1a2f6e
Akademický článek
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Publikováno v:
IEEE Sensors Journal. 21:1485-1492
Fabrication of heterostructure MnO2/TiO2 thin film (TF) and MnO2/TiO2 nanowires (NW) has been carried out using Glancing angle deposition technique. The X-ray diffraction pattern revealed MnO2 are crystalline, while TiO2 are amorphous in nature. Form
Autor:
Gênesis de Oliveira Lima, Marcio Aurélio Pinheiro Almeida, Gilza Maria Piedade Prazeres, Adeilton Pereira Maciel, Auro Atsushi Tanaka, Thaylan Pinheiro Araújo, D. A. B. Barbosa, Elson Longo, José Renato de Oliveira Lima, Carlos William de Araujo Paschoal
Publikováno v:
Boletín de la Sociedad Española de Cerámica y Vidrio, Vol 60, Iss 1, Pp 2-12 (2021)
Using a microwave-assisted hydrothermal method, we synthesized BiOBr powders, with and without, glycine or phenylalanine as templates. The samples were characterized by X-ray Diffraction, UV–Vis Diffuse Reflectance Spectroscopy, and Field Emission
Publikováno v:
Science of Sintering, Vol 53, Iss 2, Pp 187-198 (2021)
Science of Sintering
Science of Sintering
The implantation of high-density polyethylene (HDPE) has been conducted using Ag+ ions with energy of 60 keV, achieved fluences 1.5 and 10?1015 ions/cm2. Transmission electron microscopy (STEM) and field emission gun - scanning electron microscopy (F
Autor:
Naoki Hosogi, Fumiaki Makino, Akihiro Oosaki, Yoshihiro Ookura, Kazumi Kobayashi, Sohei Motoki, Isamu Ishikawa
Publikováno v:
Microscopy and Microanalysis. 27:1634-1636
Akademický článek
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Autor:
Joseph E Darling, Reinhard Grisshammer, Alan Merk, Jana Ognjenovic, Takuma Fukumura, Sriram Subramaniam, Xing Zhu
Publikováno v:
IUCrJ
IUCrJ, Vol 7, Iss 4, Pp 639-643 (2020)
IUCrJ, Vol 7, Iss 4, Pp 639-643 (2020)
An electron microscope operating at a voltage of 200 kV is shown to be sufficient for determination of protein structures at high resolution using cryo-EM methods. The level of detail in the 1.8 Å map reported by the authors shows visible density bu