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Abstract: This paper presents a two-stage approach for designing an infinite impulse response (IIR) notch filter. First, the numerator of the transfer function of the IIR notch filter is obtained by ...

Type “greatest leaders of all time” in your favourite search engine and you will probably see a list of the world’s prominent male personalities. How many women do you count? An image search for ...

Engines of light: new theory suggests we could increase useful energy obtained from sunlight Physicists from Trinity believe new insights into the behaviour of light may offer a new means of solving ...

Coronary spasm can cause myocardial ischemia and angina in patients with and those without obstructive coronary artery disease. However, provocation tests using intracoronary acetylcholine ...