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Twisted nematic field effect. The twisted nematic effect ( TN-effect) was a main technology breakthrough that made LCDs practical. Unlike earlier displays, TN-cells did not require a current to flow for operation and used low operating voltages suitable for use with batteries. The introduction of TN-effect displays led to their rapid expansion ...
Sensitivity (true positive rate) is the probability of a positive test result, conditioned on the individual truly being positive. Specificity (true negative rate) is the probability of a negative test result, conditioned on the individual truly being negative. If the true status of the condition cannot be known, sensitivity and specificity can ...
Hamilton County is a county located in the U.S. state of Tennessee. It is located in the southern part of East Tennessee on the border with Georgia. As of the 2020 census, the population was 366,207, [3] making it the fourth-most populous county in Tennessee. Its county seat is Chattanooga, located along the Tennessee River. [4]
The Tri-Cities is the region comprising the cities of Kingsport, Johnson City, and Bristol and the surrounding smaller towns and communities in Northeast Tennessee and Southwest Virginia. All three cities are located in Northeast Tennessee, while Bristol has a twin city of the same name in Virginia. The Tri-Cities region was formerly a single ...
Davidson County is a county in the U.S. state of Tennessee. It is located in the heart of Middle Tennessee. As of the 2020 census, the population was 715,884, [2] making it the 2nd most populous county in Tennessee. Its county seat is Nashville, [3] the state capital and most populous city . Since 1963, the city of Nashville and Davidson County ...
The periodic table is a graphic description of the periodic law, which states that the properties and atomic structures of the chemical elements are a periodic function of their atomic number. Elements are placed in the periodic table according to their electron configurations , [41] the periodic recurrences of which explain the trends in ...
Tri-Cities Airport ( IATA: TRI, ICAO: KTRI, FAA LID: TRI) (also known as Tri-Cities Airport, TN/VA ), is in Blountville, Tennessee, United States. It serves the Tri-Cities area ( Johnson City, Tennessee; Kingsport, Tennessee; Bristol, Tennessee - Virginia) of Northeast Tennessee and Southwest Virginia. The airport is governed by the Tri-Cities ...
Hermitage, Tennessee. / 36.1988°N 86.6198°W / 36.1988; -86.6198. Hermitage, Tennessee, is located in eastern Davidson County, adjacent to – and named in honor of – The Hermitage, the historic home of Andrew Jackson, seventh President of the United States. Although the area is incorporated as part of the Metropolitan Government of ...