Stefan–Boltzmanns konstant

Stefan–Boltzmanns konstant, Stefans konstant, efter Jožef Stefan och Ludwig Boltzmann, definieras som

där k är Boltzmanns konstant, h är Plancks konstant och c är ljushastigheten. Värdet är exakt eftersom konstanterna som ingår är definierade.[1] Konstanten uppträder i Stefan–Boltzmanns lag, som beskriver värmestrålning från en kropp.

En minnesregel för att minnas Stefan-Boltzmanns konstant är att tänka "5-6-7-8" för .

Noter

  1. ^ ”Stefan-Boltzmann constant”. 2018 CODATA recommended values. National Institute of Standards and Technology. https://physics.nist.gov/cgi-bin/cuu/Value?sigma. 

Read other articles:

Zapotec peoples

Ethnic group ZapotecBën zaTotal populationc. 400,000-650,000Regions with significant populations Mexico 400,000-650,000LanguagesZapotec, Spanish, English, Albarradas Sign LanguageReligionChristianity: Roman Catholicism, traditional beliefsRelated ethnic groupsChatinos The Zapotec (Valley Zapotec: Bën za) are an indigenous people of Mexico. The population is concentrated in the southern state of Oaxaca, but Zapotec communities also exist in neighboring states. The present-day population...

 

Daftar Wakil Bupati Pasangkayu

Wakil Bupati PasangkayuPetahanaHerny Agussejak 26 Februari 2021Masa jabatan5 tahunDibentuk2005Pejabat pertamaAgus Ambo DjiwaSitus webpasangkayukab.go.id Berikut ini adalah daftar Wakil Bupati Pasangkayu dari masa ke masa. No. Potret Wakil Bupati Mulai menjabat Akhir menjabat Partai Bupati Periode Ref. 1 Agus Ambo Djiwa 2005 2010 PDI-P Abdullah Rasyid 1 2 Muhammad Saal 5 Oktober 2010 5 Oktober 2015 Hanura Agus Ambo Djiwa 2 Jabatan kosong 5 Oktober 2015 18 November 2015 M. Natsir(Pelaksana...

 

Свёрточная нейронная сеть

3D-анимация хода свёртки. Значения в ядре можно извлечь независимо друг от друга. Для периферийных областей входов применяются различные подходы заполнения. Свёрточная нейронная сеть (англ. convolutional neural network, CNN) — специальная архитектура искусственных нейронных сете...

Promozione 1951-1952 (Lega Interregionale Nord)

Voce principale: Promozione 1951-1952. La Lega Interregionale Nord fu l'ente FIGC a cui fu demandata l'organizzazione del campionato di Promozione nella stagione sportiva 1951-1952. La Lega Interregionale Nord aveva sede a Torino. Nella giurisdizione della Lega ricadevano le società aventi sede nell'Italia settentrionale sopra il Po.[1] Il campionato giunse alla sua ultima edizione: dalla stagione successiva sarebbe stato sostituito dal nuovo torneo di IV Serie gestito da un'unica l...

 

2 Years On

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: 2 Years On – news · newspapers · books · scholar · JSTOR (April 2014) (Learn how and when to remove this template message) 1970 studio album by the Bee Gees2 Years OnStudio album by the Bee GeesReleasedNovember 1970 (1970-11)Recorded13 June...

 

2020 United States House of Representatives elections in Texas

House elections in Texas Not to be confused with 2020 Texas House of Representatives election. For related races, see 2020 United States House of Representatives elections. 2020 United States House of Representatives elections in Texas ← 2018 November 3, 2020 2022 → All 36 Texas seats to the United States House of Representatives   Majority party Minority party   Party Republican Democratic Last election 23 13 Seats won 23 13 Seat change Popular&...

Daftar bangunan tertinggi di Dubai

Kumpulan pencakar langit di Dubai Daftar bangunan tertinggi di Dubai ini memberikan peringkat pada pencakar langit di Dubai, Uni Emirat Arab menurut tingginya. Bangunan tertinggi di Dubai adalah Burj Khalifa bertingkat 209, dengan tinggi 828 meter (2.717 kaki).[1] Bangunan ini dirampungkan pada Januari 2010, merupakan bangunan tertinggi di dunia. Pencakar langit Dubai yang terkenal lainnya adalah Burj Al Arab, berdiri sebagai bangunan tertinggi keempat di Dubai dan hotel tertinggi di ...

 

Pensacola International Airport

International airport in Pensacola, Florida, United States Not to be confused with Naval Air Station Pensacola. Pensacola International AirportIATA: PNSICAO: KPNSFAA LID: PNSWMO: 72222SummaryAirport typePublicOwnerCity of PensacolaServesPensacola, Florida and Mobile, AlabamaElevation AMSL121 ft / 37 mCoordinates30°28′24″N 087°11′12″W / 30.47333°N 87.18667°W / 30.47333; -87.18667Websitewww.FlyPensacola.comMapsFAA airport diagramRunways Directi...

 

1re cérémonie des Golden Globes

1re cérémonie des Golden Globes Golden Globes Organisée par la Hollywood Foreign Press Association Détails Date janvier 1944 Lieu Los Angeles États-Unis Résumé Meilleur film Le Chant de Bernadette Chronologie 2e cérémonie des Golden Globes modifier  La 1re cérémonie des Golden Globes a eu lieu en janvier 1944 aux studios de la 20th Century Fox à Los Angeles, récompensant les films sortis en 1943 et les professionnels s'étant distingués cette année-là. Pal...

Kortikosteron

Kortikosteron Nama Nama IUPAC (11β)-11,21-dihydroxypregn-4-ene-3,20-dione Penanda Nomor CAS 50-22-6 Y Model 3D (JSmol) Gambar interaktif 3DMet {{{3DMet}}} ChEBI CHEBI:16827 N ChEMBL ChEMBL110739 N ChemSpider 5550 Y DrugBank DB04652 N Nomor EC IUPHAR/BPS 2869 MeSH Corticosterone PubChem CID 5753 Nomor RTECS {{{value}}} UNII W980KJ009P N CompTox Dashboard (EPA) DTXSID6022474 InChI InChI=1S/C21H30O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-1...

 

Compounding

Preparation of a custom medication For other uses, see Compound (disambiguation). Pharmacist compounding a medication using a mortar and pestle (c. 1923) In the field of pharmacy, compounding (performed in compounding pharmacies) is preparation of custom medications to fit unique needs of patients that cannot be met with mass-produced products. This may be done, for example, to provide medication in a form easier for a given patient to ingest (e.g., liquid vs. tablet), or to avoid a non-activ...

 

世界政區索引

此條目可能包含不适用或被曲解的引用资料，部分内容的准确性无法被证實。 (2023年1月5日)请协助校核其中的错误以改善这篇条目。详情请参见条目的讨论页。 各国相关 主題列表 索引 国内生产总值 石油储量 国防预算 武装部队（军事） 官方语言 人口統計 人口密度 生育率 出生率 死亡率 自杀率 谋杀率 失业率 储蓄率 识字率 出口额 进口额 煤产量 发电量 监禁率 死刑 国债 ...

哈萨克斯坦总统

此条目序言章节没有充分总结全文内容要点。 (2019年3月21日)请考虑扩充序言，清晰概述条目所有重點。请在条目的讨论页讨论此问题。 哈萨克斯坦總統哈薩克總統旗現任Қасым-Жомарт Кемелұлы Тоқаев卡瑟姆若马尔特·托卡耶夫自2019年3月20日在任任期7年首任努尔苏丹·纳扎尔巴耶夫设立1990年4月24日（哈薩克蘇維埃社會主義共和國總統） 哈萨克斯坦 哈萨克斯坦政府...

 

Warren E. Burger

Chief Justice of the United States from 1969 to 1986 This article is about the Supreme Court justice. For the journalist, see Warren Berger. Warren BurgerOfficial portrait, 198615th Chief Justice of the United StatesIn officeJune 23, 1969 – September 26, 1986Nominated byRichard NixonPreceded byEarl WarrenSucceeded byWilliam Rehnquist20th Chancellor of the College of William & MaryIn officeJune 26, 1986 – July 1, 1993PresidentPaul R. VerkuilTimothy J. SullivanPreceded...

 

Registered memory

Type of computer memory Not to be confused with ECC memory, although memory modules often use both technologies. One 64 GiB DDR5-4800 ECC 1.1 V registered DIMM (RDIMM) Example of an unregistered DIMM (UDIMM) Registered memory (also called buffered memory) is computer memory that has a register between the DRAM modules and the system's memory controller. A registered memory module places less electrical load on a memory controller than an unregistered one. Registered memory allows a ...

Brava Radio

Brava Radio (PM2FGN)PT Pesona Gita AninditaKotaJakartaWilayah siarJabodetabek dan SekitarnyaSloganThe Smoothest Sound on RadioFrekuensi103.8 FMMulai mengudara1 April 1969; 55 tahun lalu (1969-04-01)FormatBerita, Golden oldies, Classic country, dan NostalgiaOtoritas perizinanKementerian Komunikasi dan Informatika Republik IndonesiaPancaran daya efektif10 kwKoordinat transmisi06° 13' 30S, 106° 48' 14ENama sebelumnyaSuara Amigos (1 April 1969-31 Maret 1989)Pesona FM (1 April 1989-31 Maret...

 

Italiani di Odessa

Italiani di Odessa †Mappa dell'Ucraina con Odessa, che è segnata con un pallino rosso Luogo d'origine Italia Periodoinizio 1200 - circa 1920 LinguaItaliano, russo, ucraino ReligioneCattolicesimo Gruppi correlatiItaliani di Crimea Distribuzione  Ucrainaestinti Manuale Gli italiani di Odessa sono stati una minoranza etnica un tempo residente a Odessa, città dell'Ucraina meridionale, sul mar Nero. Indice 1 Storia 2 Note 3 Bibliografia 4 Voci correlate 5 Collegamenti ester...

 

Ahmed Abdullah and the Solomonic Quintet

1988 studio album by Ahmed Abdullah and the Solomonic QuintetAhmed Abdullah and the Solomonic QuintetStudio album by Ahmed Abdullah and the Solomonic QuintetReleased1988RecordedDecember 3–4, 1987StudioA&R Recording, NYCGenreJazzLength52:30LabelSilkheartSHLP 109ProducerPhilippa JordanAhmed Abdullah chronology Liquid Magic(1987) Ahmed Abdullah and the Solomonic Quintet(1988) Dedication(1998) Ahmed Abdullah and the Solomonic Quintet is an album by trumpeter Ahmed Abdullah's featuri...

Cathédrale Notre-Dame de Dax

Pour les articles homonymes, voir Cathédrale Notre-Dame et Notre-Dame. CathédraleNotre-Dame de Dax Présentation Culte Catholique romain Dédicataire Vierge Marie Type Cathédrale Rattachement Diocèse d'Aire et Dax (siège) Début de la construction XIIIe siècle Fin des travaux XVIIIe siècle Style dominant classiqueGothique (Portail des Apôtres) Protection  Classée MH (1946) Site web Paroisse Saint-Paul-Saint-Vincent-de-Dax Géographie Pays France Région Nouvelle-...

 

Associazione Calcio Macerata 1940-1941

Questa voce sull'argomento stagioni delle società calcistiche italiane è solo un abbozzo. Contribuisci a migliorarla secondo le convenzioni di Wikipedia. Segui i suggerimenti del progetto di riferimento. Voce principale: Società Sportiva Maceratese 1922. Associazione Calcio MacerataStagione 1940-1941Sport calcio Squadra Macerata Allenatore Gino Rossetti Presidente Filippo Antonelli Incalzi Serie B17º posto. Retrocesso in Serie C. Maggiori presenzeCampionato: Valli (34) Miglior ...