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A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.
Pir Dastgir, from the Mughal era. Pir (Persian: پیر, lit. 'elder') [1] or Peer is a title for a Sufi spiritual guide. They are also referred to as a Hazrat (from Arabic: حضرة, romanized: Haḍra) and Sheikh or Shaykh, which is literally the Arabic equivalent. The title is often translated into English as "saint".
The generalised chemical structure of polyisocyanurate showing the isocyanurate group. The polyols are abbreviated as R-groups.. Polyisocyanurate (/ ˌ p ɒ l ɪ ˌ aɪ s oʊ s aɪ ˈ æ nj ʊər eɪ t /), also referred to as PIR, polyol, or ISO, is a thermoset plastic [1] typically produced as a foam and used as rigid thermal insulation.
In Sufism, a murīd (Arabic مُرِيد ' one who seeks ') is a novice committed to spiritual enlightenment by sulūk (traversing a path) under a spiritual guide, who may take the title murshid, pir or shaykh. A sālik or Sufi follower only becomes a murīd when he makes a pledge to a murshid. The equivalent Persian term is shāgird. [1]
PIR (gene), for a human protein that is a possible transcriptional coregulator Parrot intermediate representation , one of the two assembly languages for the Parrot virtual machine Partners in Research , Canadian bio-medical research charity
PIRs, PIRS, Pirs, or pirs may mean: the plural of pir (disambiguation) or PIR; Pirs (ISS module), a former module of the International Space Station; a Russian word, Пирс, meaning "pier" Propulsion Information Retrieval System, part of the Chemical Propulsion Information Analysis Center
In Sufism, a Pir (also spelled as peer, pir, or peer) refers to a spiritual guide or master who provides guidance and mentorship to seekers on their spiritual path. The word "Pir" is derived from the Persian word for "old" or "elder. The term "Murshid" is an Arabic word meaning "guide" or "teacher."
In cryptography, a private information retrieval (PIR) protocol is a protocol that allows a user to retrieve an item from a server in possession of a database without revealing which item is retrieved. PIR is a weaker version of 1-out-of-n oblivious transfer, where it is also required that the user should not get information about other ...