R1, R.I., R01 or R-1 may refer to:

Military equipment

* R-1 tank, a Romanian tank from World War II * R-1 (missile), a post World War II Russian rocket *

AEG R.I The AEG R.I or Riesenflugzeug 1 (meaning "giant aircraft") was a four-engined biplane bomber aircraft of World War I manufactured by AEG Allgemeine Elektricitäts-Gesellschaft AG (AEG; ) was a German producer of electrical equipment founde ...

, a 1918 German super-heavy bomber design *

DFW R.I __NOTOC__ The DFW R.I, (company designation DFW T26), was a prototype German bomber aircraft of World War I. Development Developed as a private venture by DFW, it was a large biplane of conventional configuration with four engines mounted insid ...

, a 1916 German prototype bomber aircraft * HMS Caprice, a destroyer originally designated with Pennant Number R01 *

Linke-Hofmann R.I The Linke-Hofmann R.I was a heavy bomber aircraft designed and built by the German company Linke-Hofmann during World War I. Only four were built and the type never saw service with the ''Luftstreitkräfte'' (Imperial German Air Service). Develop ...

, a World War I German prototype bomber aircraft *

Polikarpov R-1 The Airco DH.9A was a British single-engined light bomber designed and first used shortly before the end of the First World War. It was a development of the unsuccessful Airco DH.9 bomber, featuring a strengthened structure and, crucially, repl ...

, a Soviet Union copy of the 1931 British Airco DH.9A light bomber aircraft *

USS R-1 (SS-78) USS ''R-1'' (SS-78) was the lead ship of the United States R-class submarine, R-class coastal and harbor defense submarines of the United States Navy. Construction and commissioning ''R-1''′s keel was Keel-laying, laid down on 16 October 1917 ...

, a 1918 United States Navy R-class coastal and harbor defense submarine * a South African made version of the

FN FAL The FAL (a French acronym for (English: "Light Automatic Rifle")), is a battle rifle designed in Belgium by Dieudonné Saive and manufactured by FN Herstal (simply known as FN). During the Cold War the FAL was adopted by many countries of th ...

battle rifle * a version of the 1942 German Rheintochter ground-to-air missile *

Sentinel R1 The Raytheon Sentinel is an airborne battlefield and ground surveillance aircraft formerly operated by the Royal Air Force (RAF). While based on the Bombardier Global Express ultra long-range business jet, the prime contractor for the Sentine ...

, a British airborne radar platform * a Romanian designation of the Czechoslovak-designed tankette AH-IV

Transportation

Automobiles

Jaguar R1 The Jaguar R1 is the car with which the Jaguar Racing Formula One team competed in the 2000 Formula One season, and the first Jaguar-badged car after Ford's purchase of the Stewart team the previous year. The car proved largely disappointing ...

, a British 1999 Formula One racing car * Javan R1, a British sports car *

Nuro Nuro is an American robotics company based in Mountain View, California. Founded by Jiajun Zhu and Dave Ferguson, Nuro develops autonomous delivery vehicles and is the first company to receive an autonomous exemption from the National Highway ...

R1, an American autonomous van * Ora R1, a Chinese electric city car * Praga R1, a Czech sports car * Rivian, R1S and R1T, an American electric mid-size SUV and pickup truck * SIN R1, a Bulgarian sports car *

Subaru R1 The Subaru R1 is a kei car manufactured by the Japanese carmaker Subaru from 2005 to 2010. Design Entering production on January 4, 2005, the R1 is a two-door version of the Subaru R2, but with a shorter body and wheelbase. The R1 is unusual i ...

, a Japanese city car

Aviation

Beriev R-1 The Beriev R-1 (known in-house as 'product R')Gordon, Sal'nikov and Zablotskiy 2006, p. 5. was the first Soviet turbojet-powered flying boat. Design and development At the end of World War II, design work began on a request from the Soviet Navy ...

, a 1952 Soviet turbojet-powered flying boat *

International Air Transport Association The International Air Transport Association (IATA ) is a trade association of the world's airlines founded in 1945. IATA has been described as a cartel since, in addition to setting technical standards for airlines, IATA also organized tariff ...

code for Sirin (airline)

Motorcycles

* Yamaha YZF-R1, a motorcycle

Rail

;Lines * R1 (New York City Subway car) * R1 (SEPTA), a former commuter rail line in Philadelphia, Pennsylvania, which was split into: ** Airport Line (SEPTA), or R1 Airport line ** SEPTA Main Line ''(R1 Glenside)'' Also called the Glenside Combined * R1–RG1 (Rodalies de Catalunya), a commuter rail line in Catalonia, Spain ;Trains * LCDR R1 class, a class of 0-4-4T steam locomotives built by the South Eastern and Chatham Railway to modified LCDR design in 1900 *

PRR R1 PRR may refer to: * Parietal reach region, of the human brain * Pattern recognition receptor, receptors of the innate immune system that identify pathogen-associated molecular patterns * Pennsylvania Railroad (reporting mark), an American railroad ...

, a 1934 American single prototype electric locomotive * SECR R1 class, a class of 0-6-0T steam locomotives rebuilt by the South Eastern and Chatham Railway from the SER R class between 1910 and 1922

Roads

* R1 expressway (Czech Republic), an expressway in the Czech Republic *

R1 expressway (Slovakia) R1 is an expressway ( sk, rýchlostná cesta) in Slovakia. It starts near Trnava and ends in Ružomberok and it goes through or around Sereď, Nitra, Zlaté Moravce, Hronský Beňadik, Nová Baňa, Žarnovica, Žiar nad Hronom, Zvolen and Bansk ...

, a road connecting Trnava and Banská Bystrica *

R1 ring road (Belgium) The R1 is the ring road around the city of Antwerp, Belgium. The ring road is not complete; however, its completion is planned with the long running proposed construction of the Oosterweel Link which would cross the Scheldt river. The existing ...

, a ring road around Antwerp * R-1 motorway (Spain), a future radial motorway connecting Madrid and El Molar *

Radial Road 1 Radial Road 1 (R-1), informally known as the R-1 Road, is a network of roads and bridges that all together form the first arterial road of Metro Manila in the Philippines. Spanning some , it connects the cities and municipalities of Bacoor, Gener ...

or R-1, an arterial road of Manila, Philippines

Computing

* R1 (expert system), a 1978 expert system written by John McDermott *

.r01 RAR is a proprietary archive file format that supports data compression, error correction and file spanning. It was developed in 1993 by Russian software engineer Eugene Roshal and the software is licensed by ''win.rar GmbH''. The name ''RAR ...

, a RAR file extension * an alternate name for the

Rice Institute Computer The Rice Institute Computer, also known as the Rice Computer or R1, was a 54-bit tagged architecture, section "II.", "PREVIOUS WORK" digital computer built during 1958–1961 (partially operational beginning in 1959) on the campus of Rice University ...

, an innovative computer extant at Rice University from 1959 to 1971

Biology

R1 plasmid The R1 Plasmid is a plasmid that was first isolated from '' Salmonella paratyphi'' bacteria in 1963. It is a short plasmid, composed of 97,566 nucleotides and 120 genes, that belongs to the IncFII plasmid group. The R1 plasmid imparts multi-drug ...

, a plasmid found in E Coli *

ATC code R01 R01A Decongestants and other nasal preparations for topical use R01AA Sympathomimetics, plain :R01AA02 Cyclopentamine :R01AA03 Ephedrine :R01AA04 Phenylephrine :R01AA05 Oxymetazoline :R01AA06 Tetryzoline :R01AA07 Xylometazoline :R01AA08 Naphazoli ...

''Nasal preparations'', a subgroup of the Anatomical Therapeutic Chemical Classification System *

Haplogroup R1 (Y-DNA) Haplogroup R1, or R-M173, is a Y-chromosome DNA haplogroup. A primary subclade of Haplogroup R (R-M207), it is defined by the SNP M173. The other primary subclade of Haplogroup R is Haplogroup R2 (R-M479). Males carrying R-M173 in modern populat ...

, a human Y-chromosome DNA haplogroup * The R1 vein in insect wings

Other

R01 grant The National Institutes of Health, commonly referred to as NIH (with each letter pronounced individually), is the primary agency of the United States government responsible for biomedical and public health research. It was founded in the late ...

, a form of competitive funding issued by the National Institutes of Health in the United States * R1: Explosive when dry, a risk phrase *

R-1 Federation The Federation of Mixed Impact Martial Arts R-1 is a promotional organization aimed at mixed martial arts "R-1" development and popularization in Russia. The R-1 Federation unites various aspects of martial arts. R-1 rules are based on research ...

* Rogue One, a 2016 film * R1 Multi-frequency signaling, a telephony control technique *

R1 (nuclear reactor) R1 was the first nuclear reactor of Sweden. It was a research reactor located at the KTH Royal Institute of Technology campus at Valhallavägen in central Stockholm, in the rock beneath the current-day Q buildings. The reactor was active from July ...

, the first nuclear reactor of Sweden * R₁ space in topology, in mathematics *

R-1 visa R1, R.I., R01 or R-1 may refer to: Military equipment * R-1 tank, a Romanian tank from World War II * R-1 (missile), a post World War II Russian rocket * AEG R.I, a 1918 German super-heavy bomber design * DFW R.I, a 1916 German prototype bomber ...

, a non-immigrant visa which allows travel to United States for service as a minister or other religious occupation. * DSC-R1, a 2005 Sony Cyber-shot R series camera *

TV R1 R1 is a Czech private television station. R1 is the third channel of TV Prima. This channel is compound from content of members of the group R1 (R1 Vřídlo, R1 Zak, ...). Members of group R1 are small regional TV stations, which share their pro ...

, Czech regional television station * R1, a brand sold by Imperial Tobacco * Region 1, the

DVD region code DVD region codes are a digital rights management technique introduced in 1997. It is designed to allow rights holders to control the international distribution of a DVD release, including its content, release date, and price, all according to ...

for United States, Canada, Bermuda, U.S. territories * Research I university, a designation of U.S. universities engaged in the highest levels of research activity * BBC Radio 1, a national radio station in the United Kingdom *

Radio One (New Zealand) Radio One (also known simply as "The One") is a student radio station operating from the University of Otago in Dunedin, New Zealand. It broadcasts on a frequency of 91.0 MHz. it is a member of the Student Radio Network group of stations, all of ...

a New Zealand student radio station * Samsung YP-R1, a digital audio player {{Letter-Number Combination Disambiguation