# D1

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> Markdown URL: https://mediated.wiki/source/D1.md
> Source: https://en.wikipedia.org/wiki/D1
> Source revision: 1348132997
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

**D1**, **D01**, **D.I**, **D.1** or **D-1** can refer to:

## Science and technology

### Biochemistry and medicine

- [ATC code D01](/source/ATC_code_D01) *Antifungals for dermatological use*, a subgroup of the Anatomical Therapeutic Chemical Classification System
- [Dopamine receptor D1](/source/Dopamine_receptor_D1), a protein
- [Haplogroup D1 (Y-DNA)](/source/Haplogroup_D1_(Y-DNA))
- Vitamin D1, a form of [Vitamin D](/source/Vitamin_D)
- DI, [Iodothyronine deiodinase](/source/Iodothyronine_deiodinase) type I, an enzyme involved with thyroid hormones

### Technology

See also: [Military](#Military)

- [Nikon D1](/source/Nikon_D1), a digital single-lens reflex camera - [Nikon D1X](/source/Nikon_D1X), an updated version of the D1 - [Nikon D1H](/source/Nikon_D1H), an updated version of the D1
- D1, former brand of [T-Mobile](/source/T-Mobile_International_AG) in Germany
- D1, an abbreviation for [DOCSIS 1.0](/source/DOCSIS) 1.0, an international telecommunications standard
- [D-1 (Sony)](/source/D-1_(Sony)), an early digital video recording format
- [STS-61-A](/source/STS-61-A), also known as D-1, the 22nd mission of NASA's Space Shuttle program
- D-1, from the [Proton (rocket family)](/source/Proton_(rocket_family)), Russian rockets
- [Mercedes D.I](/source/Mercedes_D.I), a 1913 German aircraft engine

## Military

### World War I fighter aircraft

- [AEG D.I](/source/AEG_D.I)
- [Albatros D.I](/source/Albatros_D.I)
- Halberstadt D.I, experimental version of [Halberstadt D.II](/source/Halberstadt_D.II) (and Aviatik D.I variant)
- [Aviatik (Berg) D.I](/source/Aviatik_(Berg)_D.I)
- [Daimler D.I](/source/Daimler_D.I)
- [Deutsche Flugzeug-Werke](/source/Deutsche_Flugzeug-Werke) D.I
- [Euler D.I](/source/Euler_D.I)
- [Flugzeugbau Friedrichshafen](/source/Flugzeugbau_Friedrichshafen) D.I
- [Fokker D.I](/source/Fokker_D.I)
- [Hansa-Brandenburg D.I](/source/Hansa-Brandenburg_D.I)
- [Junkers D.I](/source/Junkers_D.I)
- [Knoller D.I](/source/Knoller_D.I), an [Imperial and Royal Aviation Troops](/source/Imperial_and_Royal_Aviation_Troops) aircraft
- [Phönix D.I](/source/Ph%C3%B6nix_D.I)
- [Schütte-Lanz D.I](/source/Sch%C3%BCtte-Lanz_D.I)
- [Siemens-Schuckert D.I](/source/Siemens-Schuckert_D.I)
- [WKF D.I](/source/WKF_D.I), an [Imperial and Royal Aviation Troops](/source/Imperial_and_Royal_Aviation_Troops) aircraft

### Other uses in military

- [Char D1](/source/Char_D1), a 1930s French tank
- [Dewoitine D.1](/source/Dewoitine_D.1), a 1920s French single-seat fighter aircraft
- [Dunne D.1](/source/Dunne_D.1), a 1907 British experimental aircraft
- [152 mm howitzer M1943 (D-1)](/source/152_mm_howitzer_M1943_(D-1)), a Soviet World War II artillery system
- [HMS *D1*](/source/HMS_D1), British early 20th century submarine
- [USS *D-1* (SS-17)](/source/USS_D-1_(SS-17)), a 1909 American submarine

## Transportation

### Locomotives and trams

- D1-class, a variant of [D-class Melbourne tram](/source/D-class_Melbourne_tram)
- [D1 multiple unit](/source/D1_multiple_unit), a train built in 1960s-1980s in Hungary for Soviet railways
- [LB&SCR D1 class](/source/LB%26SCR_D1_class), an 1873 British tank locomotive
- NCC Class D1, a [Northern Counties Committee](/source/Northern_Counties_Committee) Irish gauge steam locomotive
- [Pennsylvania Railroad class D1](/source/Pennsylvania_Railroad_class_D1), an 1868 American steam locomotive
- [Bavarian D I](/source/Bavarian_D_I), an 1871 Bavarian tank locomotive
- [Min'an Electric D01](/source/Min'an_Electric_D01), a sports luxury vehicle

### Roads

- [D1 road (Croatia)](/source/D1_road_(Croatia))
- [D1 motorway (Czech Republic)](/source/D1_motorway_(Czech_Republic))
- [D1 motorway (Slovakia)](/source/D1_motorway_(Slovakia))

### Other uses in transportation

- D1, a model of [BSA Bantam](/source/BSA_Bantam) British motorcycle
- D1, a commuter rail line of [Moscow Central Diameters](/source/Moscow_Central_Diameters)
- D1, a route of the [D (SEPTA Metro)](/source/D_(SEPTA_Metro))
- [BYD D1](/source/BYD_D1), an electric multi purpose vehicle (MPV)

## Sports

- [NCAA Division I](/source/NCAA_Division_I), D-I, the highest division of American collegiate athletics
- [D1 Grand Prix](/source/D1_Grand_Prix), a production car drifting series from Japan
- [D1NZ](/source/D1NZ), a production car drifting series in New Zealand

## Other uses

- [D1 (building)](/source/D1_(building)), a residential building in Dubai
- [D1 (Longs Peak)](/source/D1_(Longs_Peak)), a technical climbing route in Colorado, U.S.
- D1, a [Dublin postal district](/source/List_of_Dublin_postal_districts)
- D1, a guitar model by [C. F. Martin & Company](/source/C._F._Martin_%26_Company)
- D1, a code in [Town and country planning in the United Kingdom](/source/Town_and_country_planning_in_the_United_Kingdom)
- D1, a transmitter equipped juvenile female bald eagle from the 2011 clutch of the [Decorah Bald Eagles](/source/Decorah_Bald_Eagles)
- D1, a [discount store](/source/Discount_store) chain from Colombia.
- [D-1 visa](/source/D-1_visa), a non-immigrant U.S. visa
- "D-1", a song from [*Yves* (single)](/source/Yves_(single)) by Loona
- [D1 Recordings](/source/D1_Recordings), an Irish independent techno record label
- D01, ECO code for the [Richter–Veresov Attack](/source/Richter%E2%80%93Veresov_Attack) chess opening
- [Digital One](/source/Digital_One) - also known as D1 National, a digital radio multiplex in the United Kingdom
- *[Dhoom](/source/Dhoom)*, a 2004 Indian Hindi-language action film by Sanjay Gadhvi, first part of the Dhoom film series
- [Diablo](/source/Diablo_(video_game)), a 1997 action role-playing video game by Blizzard Entertainment

## See also

- [1D (disambiguation)](/source/1D_(disambiguation))
- [Di (disambiguation)](/source/Di_(disambiguation))

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Adapted from the Wikipedia article [D1](https://en.wikipedia.org/wiki/D1) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/D1?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.