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  2. Fifth series of the renminbi - Wikipedia

    en.wikipedia.org/wiki/Fifth_series_of_the_renminbi

    The fifth series of the renminbi is the current coin and banknote series of the Chinese currency, the renminbi. They were progressively introduced since 1999 and consist of ¥0.1, ¥0.5, and ¥1 coins, and ¥1, ¥5, ¥10, ¥20, ¥50, ¥100 notes. The ¥20 banknote is a new denomination, and was added in this series.

  3. EURion constellation - Wikipedia

    en.wikipedia.org/wiki/EURion_constellation

    The EURion constellation is made up of five rings. The EURion constellation (also known as Omron rings [1] or doughnuts [2]) is a pattern of symbols incorporated into a number of secure documents such as banknotes, cheques, and ownership title certificate designs worldwide since about 1996.

  4. Quantum money - Wikipedia

    en.wikipedia.org/wiki/Quantum_money

    Wiesner's quantum money scheme was first published in 1983. [1] A formal proof of security, using techniques from semidefinite programming, was given in 2013. [2]In addition to a unique serial number on each bank note (these notes are actually more like cheques, since a verification step with the bank is required for each transaction), there is a series of isolated two-state quantum systems. [3]

  5. Banknotes of the United States dollar - Wikipedia

    en.wikipedia.org/wiki/Banknotes_of_the_United...

    Since United States Notes were discontinued in 1971, Federal Reserve Notes are the only type of currency circulating in the US. In 1976, a $2 note was added, 10 years after the $2 denomination of United States Note was officially discontinued. The denomination proved to be unpopular and is now treated as a curiosity, although it is still being ...

  6. Nigeria hopes new currency notes curb inflation, corruption - AOL

    www.aol.com/news/nigeria-hopes-currency-notes...

    ABUJA, Nigeria (AP) — Nigeria on Wednesday launched newly designed currency notes, a move that the West African nation’s central The post Nigeria hopes new currency notes curb inflation ...

  7. Banknotes of the Thai baht - Wikipedia

    en.wikipedia.org/wiki/Banknotes_of_the_Thai_baht

    The one baht note was replaced by a coin in 1957 and the five baht was replaced in 1972. 50 baht notes were again reintroduced in 1985, with the 10 baht note replaced by a coin in 1988. The EURion constellation has been used on the reverse of 100 and 1000 baht notes since 2003. Older notes are occasionally still found in circulation, for ...

  8. Polymer banknote - Wikipedia

    en.wikipedia.org/wiki/Polymer_banknote

    One note in the new series is the 200 escudos banknote, now printed on polymer. [78] New Zealand: 2015 The Reserve Bank of New Zealand introduced a new family of notes with improved security features, with the 5 and 10 in October 2015, and the 20, 50 and 100 dollar banknotes in April 2016. [79] [80] Scotland: 2015

  9. Jiaochao - Wikipedia

    en.wikipedia.org/wiki/Jiaochao

    The money of the various eras of the Yuan were also separately known, as the Zhongtong notes and Zhiyuan notes of the reign of Kublai Khan. [3] They too suffered from devaluation and hyperinflation. In 1350 the final series of banknotes, the Zhizheng Jiaochao (至正交鈔) was issued. Unlike earlier notes, this was a fiat currency and was ...