Le Guichet station

Orsay (French pronunciation: [ɔʁsɛ] ) is a commune in the Essonne department in Île-de-France in northern France. It is located in the southwestern suburbs of Paris, France, 20.7 km (12.9 mi) from the centre of Paris. A fortified location of the Chevreuse valley since the 8th century and agricultural domain of wealthy and influential people, the development of Orsay is marked by the introduction of a railroad in the second half of the 18th century (today the RER B of which two stations are located in Orsay) and donations which allow the construction of a hospital still active to this day. Orsay is the main home to the Paris-Saclay University. The university significantly shapes Orsay's economy as it employs about 10,000 academic workers. The city's economy is also centered on high technology, with several companies drawn to the area by the Paris-Saclay's research and development infrastructure. Seat of the Orsay campus of Paris-Saclay University, crossed by the 118 national road, Orsay has become a residential city of the Paris metropolitan area and the Chevreuse valley, easily accessible and with a preserved environment at the heart of the Paris-Saclay scientific cluster with laboratories of the CNRS and the Curie Institute on its territory.

SystemX is a French Institute for Technological Research (IRT) established February 1, 2012, in the framework of the “Investment for the Future” program that was set up to support French Innovation. A total of 8 IRTs have been created by the government. The only IRT in the Île-de-France region is dedicated to the digital engineering of complex systems. The institute includes 100 to 250 researchers, of which 50 were hired by SystemX. The annual budget is € 30M. Legally, it is a Scientific Research Foundation. Its head office is in Nano-Innov with other offices in Inria and Paris.

The Centre for Nanosciences and Nanotechnologies (French: Centre de Nanosciences et de Nanotechnologies de l'université Paris-Saclay) or C2N, is a nanotechnology laboratory created as joint research unit (UMR 9001) between the University of Paris-Saclay and the French National Centre for Scientific Research (CNRS).CNRS and the university announced this collaboration in 2013, with the goal of uniting two existing laboratories of Ile-de-France: the Institute for Fundamental Electronics (Institut d'Electronique Fondamentale, IEF) and the Laboratory for Photonics Nanostructures (Laboratoire de Photonique et de Nanostructures, LPN).Facility construction began in April, 2015, the first stone was laid on June 28, 2016, and the C2N facility began operations in September, 2017. It is located on the Paris-Saclay campus in Palaiseau, 20 miles south of Paris, France.According to the European Union's MIR-Bose project, "The Centre for Nanoscience and Nanotechnology (C2N) is one of the largest laboratories of University Paris-Sud with 283 members including 83 permanent researchers, 160 PhD students and post-doctoral researchers and 40 technical and administrative staff members."

Télécom Paris (also known as ENST or Télécom or École nationale supérieure des télécommunications, also Télécom ParisTech until 2019) is a French public institution for higher education (grande école) and engineering research. Located in Palaiseau, it is also a member of the Institut Polytechnique de Paris and the Institut Mines-Télécom. In 2021 it was the sixth highest ranked French university in the World University Rankings, and the 7th best small university worldwide. In the QS Ranking, Télécom Paris is the 64th best university worldwide in Computer Science.In 1991, Télécom Paris and the EPFL established a school named EURECOM located in Sophia-Antipolis. Students can be admitted either in Palaiseau or in Sophia-Antipolis.

Institut Mines-Télécom (IMT) is a French public academic institution dedicated to Higher Education and Research for Innovation in the fields of engineering and digital technology, organized as a Collegiate University. Created in 1996, it was originally known as the "Groupe des écoles des télécommunications", or GET, followed by the "Institut Télécom". The Mines schools, which were placed under the administrative supervision of the Ministry of Industry, joined the Institut in March 2012 when it took on its current name and gained the status of Grand établissement. It combines high academic and scientific legitimacy with a practical proximity to business and a unique positioning in 3 major transformations of the 21st century: Digital Affairs, Energy and Ecology, and Industry. Its training and research for innovation are rolled out in the Mines and Télécom Graduate Schools. The Institut falls under the administrative aegis of the General Council for the Economy, Industry, Energy and Technologies. Institut Mines-Télécom is a founding member of the Industry of the Future Alliance and the University of Paris-Saclay. It maintains close relationships with the economic world and has two Carnot Institutes. Every year around one hundred startup companies leave its incubators. The schools (Grandes Écoles) are accredited by the Commission des Titres d'Ingénieur (CTI) to deliver the French Diplôme d'Ingénieur.

Orsay-Ville station (French: Gare d'Orsay-Ville) is a RER B station in the town of Orsay, near Paris, in France. This is one of the stations for University of Paris-Sud.

The Institut d'optique Graduate School ("Institute of optics"), nicknamed SupOptique or IOGS, is a graduate school of Paris-Saclay University and ParisTech.

The Computer Science Laboratory for Mechanics and Engineering Sciences (LIMSI) was a CNRS pluri-disciplinary science laboratory in Orsay, France. LIMSI academics and scholars come primarily from the Engineering and Information Sciences fields, but also from Cognitive Science and Linguistics. LIMSI is associated with the Paris-Sud University. LIMSI also collaborates with other universities and engineering schools within the University Paris-Saclay.

The Communauté d'agglomération Paris-Saclay (or CPS) is an administrative entity in the Essonne département, near Paris. The administrative center is Orsay. It was formed on 1 January 2016 by the merger of the former Communauté d'agglomération du Plateau de Saclay (CAPS) and the Communauté d'agglomération Europ'Essonne(E²). Its area is 185.9 km2. Its population was 314,169 in 2018.

ENSAE Paris (officially École nationale de la statistique et de l'administration économique Paris) is a university in France, known as Grandes Ecoles and a member of IP Paris (Institut Polytechnique de Paris). ENSAE Paris is known as the specialization school of École polytechnique for economics, finance, applied mathematics, statistics, and data science. It is one of France's top engineering schools and is directly attached to France's Institut national de la statistique et des études économiques (INSEE) and the French Ministry of Economy and Finance.

The Institut d'astrophysique spatiale (IAS; English: Institute of Space Astrophysics) is a French research institute supporting advanced research in aerospace and astrophysics. It is located in Orsay, just south of Paris. It is a public research institute in a partnership with the University of Paris-Saclay.

The Centre de mathématiques Laurent-Schwartz (CMLS) is a joint research unit (UMR 7640) of France's Centre national de la recherche scientifique (CNRS) and the École Polytechnique. It is located on the site of École Polytechnique in Palaiseau.