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  2. Thin-film bulk acoustic resonator - Wikipedia

    en.wikipedia.org/wiki/Thin-film_bulk_acoustic...

    A thin-film bulk acoustic resonator (FBAR or TFBAR) is a device consisting of a piezoelectric material manufactured by thin film methods between two conductive – typically metallic – electrodes and acoustically isolated from the surrounding medium. The operation is based on the piezoelectricity of the piezolayer between the electrodes.

  3. Tafel equation - Wikipedia

    en.wikipedia.org/wiki/Tafel_equation

    The Tafel equation is an equation in electrochemical kinetics relating the rate of an electrochemical reaction to the overpotential. [1] The Tafel equation was first deduced experimentally and was later shown to have a theoretical justification. The equation is named after Swiss chemist Julius Tafel. It describes how the electrical current ...

  4. Forward exchange rate - Wikipedia

    en.wikipedia.org/wiki/Forward_exchange_rate

    The forward exchange rate is a type of forward price. It is the exchange rate negotiated today between a bank and a client upon entering into a forward contract agreeing to buy or sell some amount of foreign currency in the future. [2][3] Multinational corporations and financial institutions often use the forward market to hedge future payables ...

  5. FBAR - Wikipedia

    en.wikipedia.org/wiki/FBAR

    FBAR. FBAR may refer to: Thin film bulk acoustic resonator. FinCEN Form 114, also known as the Report of Foreign Bank and Financial Accounts (FBAR), previously TD-F 90-22.1.

  6. Signal-to-noise ratio - Wikipedia

    en.wikipedia.org/wiki/Signal-to-noise_ratio

    Definition. One definition of signal-to-noise ratio is the ratio of the power of a signal (meaningful input) to the power of background noise (meaningless or unwanted input): where P is average power. Both signal and noise power must be measured at the same or equivalent points in a system, and within the same system bandwidth.

  7. Exchange rate - Wikipedia

    en.wikipedia.org/wiki/Exchange_rate

    v. t. e. In finance, an exchange rate is the rate at which one currency will be exchanged for another currency. [1] Currencies are most commonly national currencies, but may be sub-national as in the case of Hong Kong or supra-national as in the case of the euro. [2]

  8. Triangular arbitrage - Wikipedia

    en.wikipedia.org/wiki/Triangular_arbitrage

    Triangular arbitrage opportunities may only exist when a bank's quoted exchange rate is not equal to the market's implicit cross exchange rate. The following equation represents the calculation of an implicit cross exchange rate, the exchange rate one would expect in the market as implied from the ratio of two currencies other than the base currency.

  9. Percentage in point - Wikipedia

    en.wikipedia.org/wiki/Percentage_in_point

    If the U.S. dollar is the base currency(the first of the pair),such as with the USD/EUR pair,the pip value involves the exchange rate. Pip Value=(size of a Pip)/(Exchange Rate)*(Lot Size) [5] For example, .0001 divided by a USD/CAD exchange rate of 1.3600 and then multiplied by a standard lot size of 100,000 results in a pip value of $7.35.