Institute for Quantum Optics and Quantum Information

The Erwin Schrödinger International Institute for Mathematics and Physics (ESI) is a visitors oriented research institute in Vienna, Austria. It is located close to the city center in the remodeled historical premises of a seminary in Boltzmanngasse 9 in Vienna's ninth district. The Institute was founded upon the initiatives of Peter W. Michor and Walter Thirring and opened on 20 April 1993. It was run by the private ESI association under the auspices of the Austrian Ministry of Science until 31 December 2010. Since 1 June 2011 the ESI has been embedded into the University of Vienna. It has close connections with the Faculty of Physics and the Faculty of Mathematics of the University of Vienna.The ESI hosts high-profile thematic programs, workshops, summer and winter schools, junior and senior research fellowships, as well as a program for research in teams. The ESI publishes Scientific Reports with detailed records of activities, guests, and related preprints. In 2019, the year before the COVID-19 pandemic, the ESI recorded an all-time high of 1116 participants and 171 preprints related to its activities. The ESI is managed by the ESI Director, who is supported by two Deputy Directors and reports directly to the Rectorate of the University of Vienna. The Director and the Deputy Directors are part of the ESI Kollegium, which is composed of three professors from the Faculty of Mathematics and three from the Faculty of Physics. The Kollegium oversees the operation of the Institute and decides over proposals for potential future workshops, schools, fellowships, and research in teams at the ESI based on a peer review process and available resources. Decisions on future thematic programs at the ESI are made by a Scientific Advisory Board that is composed of six to eight international peers.The current ESI Director is Christoph Dellago; the Scientific Advisory Board is chaired by Sandra Di Rocco.As of 2020, the Institute awards the annual Medal of the Erwin Schrödinger Institute for Mathematics and Physics (or ESI Medal, for short) to celebrate recent breakthroughs in any area of mathematics or physics. The selection is made by the Scientific Advisory Board based on nominations from previous recipients of the ESI Medal, organizers of thematic programs at the ESI, former ESI Directors, former members of the ESI Scientific Advisory Board, and the president of the ESI Association. The recipients of the ESI Medal to date are Anton Alekseev (2020) Elliott Lieb (2021) Martin Hairer (2022) Isabelle Gallagher (2023)

The Spanish Military Hospital of Vienna was an early hospital in Vienna, founded in 1717 by Charles VI, Holy Roman Emperor and located at what is now 9-9a Boltzmanngasse in the Alsergrund district. Since 1 April 2003 the building has been a protected monument. Since 2014 it has been being remodelled under the leadership of regent Richard Tatzreiter to accommodate the clergy seminaries of the Roman Catholic dioceses of Vienna, Eisenstadt and Sankt Pölten.

The Strudlhofstiege is an outdoor staircase of architectural and literary significance in Vienna, Austria. Located in the Alsergrund district, it is named after a former art school run by the painter Peter Strudel (c. 1660 – 1714).

The Palais Clam-Gallas is a palace in Neo-classical or Biedermeier style in Vienna, Austria. It was built in 1834 or 1835 by Prince Franz Joseph von Dietrichstein as a summer residence.

The Institut français de Vienne or French Institute in Vienna is an Institut français in Vienna, Austria. It is a French public institution attached to the Ministry of Foreign and European Affairs of France. The promotion of French culture overseas is its main mission. The French Institute in Vienna is housed in the Palais Clam-Gallas.

Palais Szeps is located at Liechtensteinstraße 51 in Vienna's 9th district Alsergrund.

The Austrian Student Aid Foundation (de: Österreichische Studentenförderungsstiftung) is the second largest carrier of student housing (de: Studentenheime (denomination in Austria) respectively Studentenwohnheime ( denomination in Germany)) in Austria. It is a not-for-profit foundation serving the public good. home4students is the trademark of the foundation, which has 80 employees and administers 16 dormitories in Vienna, Graz, Salzburg, Klagenfurt and Innsbruck for around 2,000 students who live in various arrangements (rooms, flats, and flat-sharing communities).

Lycée Français de Vienne ("French Lycée of Vienna") is a French curriculum secondary school in Alsergrund, Vienna. The Lycée Français de Vienne is one of the world's largest schools accredited by the Agency for French Teaching Abroad (AEFE) and has more than 2000 students. The private school shares its boarding school with Theresianum. Furthermore, the school is currently renowned for its excellence.

Palais Chotek is a Baroque palace in Vienna, Austria. It is located at Währinger Straße 28 in the IX. district of Alsergrund. The building is named after the noble Chotek family. For over a century, it has been the headquarters of the Friedrich Otto Schmidt home furnishings company.

The Liechtenstein Museum is a private art museum in Vienna, Austria. It contains much of the art collection of its owners, the Princely Family of Liechtenstein, rulers of the principality of Liechtenstein. It includes important European works of art, forming one of the world's leading private art collections. Its highlight used to be Leonardo da Vinci's portrait of Ginevra de' Benci, which was acquired in 1967 by the National Gallery of Art in Washington, D.C.The museum, which was originally open to the public from the early 19th century until the Anschluss of 1938, had various locations, including the Liechtenstein Garden Palace (Gartenpalais) at Fürstengasse 1 in Vienna's 9th District (Alsergrund), and the Liechtenstein City Palace (Stadtpalais) at Bankgasse 9 in Vienna's 1st District (Innere Stadt). The museum was reopened on 29 March 2004 in the Garden Palace, but after battling with low visitor numbers, it was closed for regular visiting by the public in November 2011. According to the official website of the Garden Palace, "the highlights of the princely collections can be viewed exclusively as part of an event package or a pre-booked guided tour".Objects from the collection have been sent on touring exhibitions to museums in other countries, especially the United States. In particular, displays are regularly mounted at the Kunstmuseum Liechtenstein in Vaduz, which is otherwise a gallery for a modern art collection donated to the principality of Liechtenstein by the ruling family. Other works from the collection fill the palaces and residences of the Princely Family in Liechtenstein and Austria. A catalogue of the artists (with short biographies) featured in the gallery at the time of Prince Joseph Wenzel was compiled by Vicenzo Fanti in 1767.

Alsergrund (German pronunciation: [ˈalzɐˌɡrʊnt] (listen); Central Bavarian: Oisagrund) is the ninth district of Vienna, Austria (German: 9. Bezirk, Alsergrund). It is located just north of the first, central district, Innere Stadt. Alsergrund was incorporated in 1862, with seven suburbs. As a central district, the area is densely populated. According to the census of 2001, there were 37,816 inhabitants over 2.99 square km (1.15 sq. mi). Many departments of the University of Vienna (main university), TU Wien and the University of Natural Resources and Life Sciences (BOKU) are located in Alsergrund. Until 2013 the University of Economics and Business (Wirtschaftsuniversität Wien) was also located in the 9th district, but eventually moved to the 2nd district. There are also many large hospitals, including the biggest in Vienna, the AKH (Allgemeines Krankenhaus, German for General Hospital). Alsergrund is associated with many notable names of Viennese art and science. It is the birthplace of Romantic composer Franz Schubert. Classic music composer Ludwig van Beethoven died here in his apartment at Schwarzspanierstraße 15. Berggasse 19 is the former residence and office of Sigmund Freud. It was Freud's home from 1891 until his flight to England in 1938, and is currently the site of the Vienna Sigmund Freud Museum. Most of the patients Freud treated during the development of his theories of psychoanalysis visited him at his Alsergrund office. In addition, the park in front of the Votivkirche, on the corner of Währingerstrasse and Schottenring, was named after Freud, in memory of his frequent visits there.

Schauspielhaus Wien is a theatre in Vienna, Austria, located at 19 Porzellangasse in the 9th District of Vienna (Alsergrund). Tomas Schweigen has been the artistic director since 1 July 2015. The current ensemble is made up of three actresses and four actors from five European countries.