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Il momento angolare misura la tendenza di un oggetto di continuare a girare. Un oggetto; può essere un corpo unico o due o più organismi che agiscono insieme come un unico gruppo
"Its colourful mix of blue, yellow, white and green make the blue tit one of the most attractive resident garden birds. Almost any garden with a peanut feeder will attract them and they readily breed in nestboxes. In winter they form flocks with other tit species and a garden with four or five at a bird table at any one time, may be feeding 20 or more."
www.rspb.org.uk/wildlife/birdguide/name/b/bluetit/index.aspx
Elliott Sprehn works for Google as a Tech Lead on Google Feedback. He also contributes with the AngularJS project.
This black and white photograph is a study of linear relationships in stone cladding. This abstract composition gives hierarchy to the recessed stone section along the stair in the background. The stone panels are therefore rotated in the photograph, allowing the joint lines, stone texture, and foreground stair to create a sense of movement and energy in this scene.
Photograph was taken in Washington D.C.
If you see something you like and would like to purchase, please feel free to contact me. You can send me an email at scenethirty1@gmail.com or just visit my shop on Etsy. www.etsy.com/shop/scenethirty1
9x16.5 inch photograph printed on archival premium photo paper. The standard archival value is 100 years in home display and 200 years in dark storage. This photograph is proportioned and enhanced to capture the specific qualities of the scene. Therefore, the photograph may print slightly larger than the ordering dimensions (1/4-inch max) unless otherwise noted. If you have any questions, please contact me for this image's specific size dimensions prior to ordering. The delivered photograph will not be presented with a watermark.
A range of other sizes are available for this print. If you would like to custom order a size not listed here, please contact me for availability and prices.
NdFeB alloy powders - the angular ones made by melt spinning and the round ones made by me via gas atomization. Scanning electron microscope photo (false colors) widely used for marketing and similar hype. Both powders have their applications, so they are complementery.
Potassium Hydroxide etched piece of laser irradiated silicon.
The silicon wafer was covered in these sharp tips spaced about 100 um apart over an area of ~1cm^2