News tagged with banknotes
Richer nations have cleaner banknotes
The richer, more developed and more economically free a country, the fewer bacteria its banknotes carry. Also the material and the age of the banknotes - or the money has a lot wrinkled - is of influence on the degree of ...
Aug 10, 2010 |
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Plastic money: Australia's plastic bills make life difficult for counterfeiters
(PhysOrg.com) -- Counterfeiting money is the "second oldest profession in the world" -- a profession that truly took off with the introduction of paper money. In order to spoil things for counterfeiters, Australia introduced ...
Apr 07, 2010 |
4.5 / 5 (19) |
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New study: Up to 90 percent of US paper money contains traces of cocaine
You probably have cocaine in your wallet, purse, or pocket. Sound unlikely or outrageous? Think again! In what researchers describe as the largest, most comprehensive analysis to date of cocaine contamination ...
Aug 17, 2009 |
3.1 / 5 (9) |
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Powering the future -- solar cells by the meter
(PhysOrg.com) -- Trials commencing today promise a new era of solar cells that are printed like money.
Technology / Energy & Green Tech
Feb 19, 2009 |
4.3 / 5 (11) |
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Search results for banknotes
Hall effect magnetic field sensors for high temperatures and harmful radiation environments
Toyohashi Tech researchers have fabricated Hall effect magnetic field sensors operable at least 400 C and in extreme radiation conditions using gallium nitride-based heterostructures a with two-dimensional ...
Mar 22, 2012 |
5 / 5 (1) |
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Rainbows without pigments offer new defense against fraud
Scientists from the University of Sheffield have developed pigment-free, intensely coloured polymer materials, which could provide new, anti-counterfeit devices on passports or banknotes due to their difficulty ...
May 18, 2011 |
4.8 / 5 (6) |
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Canada prepares to introduce plastic money
When I think of paying with plastic, I think of credit or debit cards. However, my thought process is going to have to change. Canada will soon join a growing list of countries that use a polymer-based plastic instead of ...
Apr 19, 2011 |
4 / 5 (4) |
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Biological arms races in birds result in sophisticated defenses against cuckoos
New research reveals how biological arms races between cuckoos and host birds can escalate into a competition between the host evolving new, unique egg patterns (or 'signatures') and the parasite new forgeries.
Apr 14, 2011 |
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See where your money is going -- literally
Kathy Williamson was over in the Pigeon Forge area in early December and stopped into a Harry & David store in Sevierville, Tenn., to buy candy. The change she received from the clerk was correct, but she noticed something ...
Jan 25, 2011 |
3 / 5 (2) |
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Butterfly wings behind anti-counterfeiting technology
(PhysOrg.com) -- Imagine a hole so small that air can't go through it, or a hole so small it can trap a single wavelength of light. Nanotech Security Corp., with the help of Simon Fraser University researchers, is using this ...
Nanotechnology / Nanomaterials
Jan 17, 2011 |
5 / 5 (2) |
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From butterflies' wings to bank notes -- how nature's colors could cut bank fraud
Scientists have discovered a way of mimicking the stunningly bright and beautiful colours found on the wings of tropical butterflies. The findings could have important applications in the security printing ...
Nanotechnology / Nanomaterials
May 30, 2010 |
4.7 / 5 (11) |
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Scientists create fuel from African crop waste (w/Video)
(PhysOrg.com) -- Bananas are a staple crop of Rwanda. The fruit is eaten raw, fried and baked — it even produces banana beer and wine. Around 2 million tons are grown each year but the fruit is only a small percentage of ...
Technology / Energy & Green Tech
Apr 06, 2009 |
4.2 / 5 (5) |
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Holograms with explosive power
People who handle explosives usually have heavy-duty tasks to perform – dislodging rocks, demolishing old buildings, or triggering an avalanche. But explosives can be used for delicate tasks, too: They make ...
Mar 06, 2008 |
4.7 / 5 (30) |
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'Smart' holograms help patients help themselves
Patients with diabetes, cardiac problems, kidney disorders or high blood pressure could benefit from the development of new hologram technology. The new "smart" holograms, which can detect changes in, for example, blood-glucose ...
Feb 04, 2008 |
4 / 5 (7) |
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List of search results for banknotes
