HRTEM images of individual atoms in graphene with unprecedented resolution

Low-voltage HRTEM imaging of dislocation dynamics in graphene is presented, using both spherical aberration correction and monochromation of the electron beam using a double filter. Graphene samples were prepared using chemical vapor deposition (CVD) on copper foils and were transferred onto silicon nitride TEM grids with 2-μm holes (see the supplementary materials for details).

 

 

 

 

 

 

Imaging edge dislocations. (A) HRTEM image showing two opposing (1,0) edge glide dislocations in graphene. (B) Structural model representing the dislocation pair (blue and green) in (A). (C) HRTEM image simulations using the atomic model in (B) as a supercell. False color is used for the images to aid visual inspection.

Source: Oxford University Materials Dept., Read the full text here:

http://www.sciencemag.org/content/337/6091/209.full

Advertisements

4 Comments

Filed under Uncategorized

4 responses to “HRTEM images of individual atoms in graphene with unprecedented resolution

  1. Their products are well designed and manufactured using the best materials and techniques.
    Once your clothes have been washed and waterproofed as necessary, place them in an airtight container
    and store them in a location that’s dry and out of direct sunlight.

    When our level of motivation is low we are a like a car
    without fuel.

  2. A hand blender is used for small amounts of blending while the stand blender is
    more from the traditional stand-alone machine in places you push a button. Let’s
    find out some easy breezy recipes by using a hand blender.
    You will find a lot of stores and distributor websites which gives various
    deals and low prices.

  3. The spectacular array of Casio watches caters to the common and specific needs of many individuals from its target market.
    The latest version of the G-Shock Frogman will be the GWF-1000.

    Despite their similarities, however, you’ll find a few unique differences you should consider when you decide to create a purchase.

  4. Every year there is debate noisy . December as to whether customers have started shopping early, or are leaving it until later.
    Gemstones were shown to possess magical or spiritual powers.
    It did fall out of fashion in older times, but now yellow gold is emerging being a
    new favorite this year.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s