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Typical pulse as measured with THz-TDS. In physics, terahertz time-domain spectroscopy (THz-TDS) is a spectroscopic technique in which the properties of matter are probed with short pulses of terahertz radiation. The generation and detection scheme is sensitive to the sample's effect on both the amplitude and the phase of the terahertz radiation.
The Navy began development of the NTDS system using a transistorized digital computer in 1956. With NTDS and wireless data links, ships could share the information gathered by their sensors with other ships in a task force. In October 1961, NTDS was on the USS Oriskany carrier and the USS King and USS Mahan destroyers as service test ships.
Well-known URIs are Uniform Resource Identifiers defined by the IETF in RFC 8615. [1] They are URL path prefixes that start with /.well-known/.This implementation is in response to the common expectation for web-based protocols to require certain services or information be available at URLs consistent across servers, regardless of the way URL paths are organized on a particular host.
Another no-go theorem concerning hidden-variable theories is the Kochen–Specker theorem. Physicists such as Alain Aspect and Paul Kwiat have performed experiments that have found violations of these inequalities up to 242 standard deviations. [29] This rules out local hidden-variable theories, but does not rule out non-local ones.
Tower defense (TD) is a subgenre of strategy games where the goal is to defend a player's territories or possessions by obstructing the enemy attackers or by stopping enemies from reaching the exits, usually achieved by placing defensive structures on or along their path of attack. [1]
Defense Grid: The Awakening is a tower defense video game developed by Hidden Path Entertainment for Windows and Xbox Live Arcade on the Xbox 360.The game was one of the titles promoted by Microsoft during their Game Developers Conference keynote speech on February 20, 2008. [2]
The electric field strength at a specific point can be determined from the power delivered to the transmitting antenna, its geometry and radiation resistance. Consider the case of a center-fed half-wave dipole antenna in free space, where the total length L is equal to one half wavelength (λ/2).
Tabular Data Stream (TDS) is an application layer protocol used to transfer data between a database server and a client. It was initially designed and developed by Sybase Inc. for their Sybase SQL Server relational database engine in 1984, and later by Microsoft in Microsoft SQL Server .