SEM or Sem can refer to:
Computing
*
Search engine marketing
Search engine marketing (SEM) is a form of Internet marketing that involves the promotion of websites by increasing their visibility in search engine results pages (SERPs) primarily through paid advertising. SEM may incorporate search engine op ...
, promoting websites by increasing their visibility in search engine results
*
Security event manager Security event management (SEM), and the related Security information management, SIM and SIEM, are computer security disciplines that use data inspection tools to centralize the storage and interpretation of logs or events generated by other softwa ...
, a security log tool used on data networks
Economics and management
*
Stock Exchange of Mauritius, the principal stock exchange of the island country of Mauritius
*
Strategic enrollment management, an element of planning for new growth at a university or college
*
Samsung Electro-Mechanics, a South Korean company
Energy
*
Single Electricity Market, the integration of the electricity sectors of the Republic of Ireland and Northern Ireland in a single market
*
Strategic energy management, continuous improvement process for energy efficiency based on behavioral change
Mathematics and statistics
*
Structural equation modeling
Structural equation modeling (SEM) is a diverse set of methods used by scientists for both observational and experimental research. SEM is used mostly in the social and behavioral science fields, but it is also used in epidemiology, business, ...
, in data analysis
*
Simultaneous equations model
Simultaneous equations models are a type of statistical model in which the dependent variables are functions of other dependent variables, rather than just independent variables. This means some of the explanatory variables are jointly determined ...
, in econometrics
*
Standard error of the mean
The standard error (SE) of a statistic (usually an estimator of a parameter, like the average or mean) is the standard deviation of its sampling distribution or an estimate of that standard deviation. In other words, it is the standard deviatio ...
in statistics
Places
*
Craig Field (Alabama) (IATA code: SEM), a public airport four miles southeast of Selma, in Dallas County, Alabama
*
Sem, Ariège, a former commune in the Ariège department in southwestern France
*
Sem, Norway, a village in Tønsberg Municipality in Vestfold county, Norway
*
Sem Municipality, a former municipality in Vestfold county, Norway
Science and technology
*
Scanning electron microscope
A scanning electron microscope (SEM) is a type of electron microscope that produces images of a sample by scanning the surface with a focused beam of electrons. The electrons interact with atoms in the sample, producing various signals that ...
* Space Experiment Module, of the
Freestar experiment on space shuttle Columbia
*
Sistema Eléctrico de Magallanes The Sistema Eléctrico de Magallanes (Spanish for ''Electric System of Magallanes'') or SEM is an alternating current power grid serving the Magallanes and Antartica Chilena Region of Chile. All of the SEM's power generation is produced by combusti ...
, an electrical power grid of Chile
* SEM, instrument (
seismometer
A seismometer is an instrument that responds to ground displacement and shaking such as caused by quakes, volcanic eruptions, and explosions. They are usually combined with a timing device and a recording device to form a seismograph. The out ...
) of the Surface Science Platform (
Kazachok
The ExoMars ''Kazachok'' (; formerly ExoMars 2020 Surface Platform) was a planned robotic Mars lander led by Roscosmos, part of the ExoMars 2022 joint mission with the European Space Agency. ''Kazachok'' translates as "Little Cossack", and is ...
) mission
ExoMars
ExoMars (Exobiology on Mars) is an astrobiology programme of the European Space Agency (ESA).
The goals of ExoMars are to search for signs of past life on Mars, investigate how the Martian water and geochemical environment varies, investigate ...
2022
* A protecting group in organic chemistry, see
2-(trimethylsilyl)ethoxymethyl chloride (SEM-Cl)
Schools, organisations, societies
*
Society for Experimental Mechanics
Society for Experimental Mechanics (SEM) is a professional organization for engineers and scientists studying the design and implementation of experiments to characterize materials, structures, and systems. Formed in 1943 as the Society for Experim ...
, an engineering professional organization.
*
The School of Ecclesiastic Music
The School of Ecclesiastic Music (SEM) is a school of Byzantine music in Matn, Lebanon.
The school opened in 1997, as a project of the Antiochian Greek Orthodox Archdiocese of Mount Lebanon. There were two campuses at Mkalles and Jal el Dib, ...
the school of Byzantine Music in Mount Lebanon
*
Swedish Evangelical Mission
The Swedish Evangelical Mission (SEM) ( Swedish: 'Evangelical Homeland Foundation', EFS) is an independent, low-church, New Evangelical () movement within the Church of Sweden. Described as "middle-of-the-road" due to maintaining its independ ...
*
Society for Ethnomusicology
The Society for Ethnomusicology is, with the International Council for Traditional Music and thBritish Forum for Ethnomusicology one of three major international associations for ethnomusicology. Its mission is "to promote the research, study, an ...
, an ethnomusicology in Indiana, US
*
Science and Engineering Magnet, a school in Dallas, Texas, US
*
S.E.M. Group civil engineering company based in South Australia
*
Steam Engine Makers' Society
The Steam Engine Makers' Society (SEM) was an early trade union representing engineers in the United Kingdom.
The union was founded in Liverpool in 1824, and was able to meet openly in Manchester by 1826, despite the Combination Act 1825 severely ...
, early British trade union
* Shandong Engineering Machinery, owned by
Caterpillar Inc.
Caterpillar Inc., also known as Cat, is an American construction, mining and other engineering equipment manufacturer. The company is the world's largest manufacturer of construction equipment.
In 2018, Caterpillar was ranked number 73 on the ' ...
*
State Secretariat for Migration (Switzerland)
The State Secretariat for Migration (SEM) (, , ) is a Swiss federal authority. As of 2023, it is headed by Federal Councillor Élisabeth Baume-Schneider.
It is responsible, at the federal level, for all matters relating to foreigners (granting ...
People
*
Shem
Shem (; ''Šēm''; ) is one of the sons of Noah in the Bible ( Genesis 5–11 and 1 Chronicles 1:4).
The children of Shem are Elam, Ashur, Arphaxad, Lud and Aram, in addition to unnamed daughters. Abraham, the patriarch of Jews, Christ ...
or Sem, one of the sons of Noah, as depicted in the Bible
*
Sem (given name) Sem is a masculine given name. The Dutch name is the Biblical Shem (son of Noah) and perhaps sometimes a variant of the West Frisian name ''Sjamme''. , a usually masculine given name
*
Sem (artist)
Georges Goursat ( – ), known as Sem, was a French caricature, caricaturist famous during the ''Belle Époque''.
Life and works
Youth (1863–1900)
Georges Goursat was born and raised in an upper-middle-class family from Périgueux. The weal ...
(1863–1934), French caricaturist
*
Elise Sem (1870–1950), Norwegian barrister, women's activist, and sports official
*
Ingebjørg Dahl Sem (born 1938), Norwegian Christian writer
*
Ingebjørg Sem (1931–2009), Norwegian actress
*
John Sem (born 1973), Papua New Guinean Olympic boxer
*
Niels Arntzen Sem (1782–1859), Norwegian politician
*
Suy Sem (born 1947), Cambodian politician
Other
*
Super Étendard Modernisé, a French fighter aircraft
*
Self-evaluation maintenance theory
Self-evaluation maintenance (SEM) concerns discrepancies between two people in a relationship. The theory posits an individual will maintain as well as enhance their self-esteem via a social comparison to another individual. Self-evaluation refer ...
, a psychological theory of self
*
Synthesizer Expansion Module, an Oberheim synthesizer
*
New Austrian tunnelling method or Sequential Excavation Method
*
Sports and exercise medicine
{{disambig, surname