Associate Professor Department of Mathematical Sciences University of Copenhagen Universitesparken 5 2100 Copenhagen Ø DENMARK Phone: (45) 3532 0745 Office: 04.2.05 Email: musat@math.ku.dk |

My main mathematical interests are in the fields of Functional Analysis and Operator algebras, and their interplay with analytic, geometric and probabilistic aspects of group theory, noncommutative probability theory, analysis in quantum information theory.

Organizer of the Department colloquium and of the Harald Bohr Lectures.

- Ph.D. 2002, University of Illinois at Urbana-Champaign. Thesis advisors: Donald Burkholder and Marius Junge.

Title of Ph.D. thesis:*On the Operator Space UMD Property and Non-commutative Martingale Inequalities.* - M.S. 1997, University of Illinois at Urbana-Champaign.
- Diploma in Mathematics 1993, University of Bucharest.

*Factorizable maps and traces on the universal free product of matrix algebras*(with M. Rørdam),

arXiv:1903.10182*Non-closure of quantum correlation matrices and factorizable channels that require infinite dimensional*(with M. Rørdam),

Comm. Math. Phys., to appear. arXiv:1806.10242*Just-infinite C*-algebras*(with R. Grigorchuk and M. Rørdam),

Commentarii Math. Helvetici,**93**(2018), no. 1, 157-201. arXiv:1604.08774*An asymptotic property of factorizable completely positive maps and the Connes embedding problem*(with U. Haagerup),

Comm. Math. Phys.**338**(2015), 721-752. arXiv:1408.6476*Factorization and dilation problems for completely positive maps on von Neumann algebras*(with U. Haagerup),

Comm. Math. Phys.**303**(2011), 555-594. arXiv:1009.0778*Classification of hyperfinite factors up to completely bounded isomorphism of their preduals*(with U. Haagerup),

J. Reine Angew. Math.**630**(2009), 141-176. arXiv:0706.3463*The Effros-Ruan conjecture for bilinear maps on C*-algebras*(with U. Haagerup),

Inventiones Mathematicae**174**(2008), 139-163. arXiv:0711.1851*On the best constants in noncommutative Khintchine-type inequalities*(with U. Haagerup),

J. Funct. Analysis**250**, no. 2, (2007), 588-624. arXiv:0611160*A noncommutative version of the John-Nirenberg theorem*(with M. Junge),

Trans. Amer. Math. Soc.**359**, no. 1 (2007), 115-142. arXiv:0410121*On the operator space UMD property for noncommutative L*_{p}-spaces

Indiana Univ. Math. J.**55**, no. 6 (2006), 1857-1892.*The condenser problem*(with J. Bliedtner),

Potential Analysis**21**(2004), 177-192.*Interpolation between non-commutative BMO and non-commutative L*,_{p}-spaces

J. Funct. Analysis**202**(2003), 195-225.*On strong Darboux property*

Stud. Cerc. Mat.**44**(1992), no. 4, 305-307.

*On factorizable quantum channels with finite dimensional ancillas.**Von Neumann algebras meet Quantum Information Theory*IWOTA 2018 Proceedings, dedicated to the memory of Ron Douglas.*Extreme Points of Unital Quantum Channels*(with U. Haagerup and M.B. Ruskai), in preparation.*Finite dimensional approximations of hyperfinite martingales*, in preparation.*Notes on noncommutative L*(with Bruce Driver), Preprint, 2005._{p}-spaces (the tracial case)

- Symposium: The mathematical legacy of Uffe Haagerup. (June 24-26, 2016) at the University of Copenhagen. Organizers: Magdalena Musat, Mikael Rørdam and Wojciech Szymanski.
- Masterclass: Expanders and rigidity of group actions. (May 2-6, 2016) at the University of Copenhagen. Organizers: Chris Cave and Magdalena Musat.
- Masterclass on Groups, boundary actions and group C*-algebras. (April 13-17, 2015) at the University of Copenhagen. Organizers: Magdalena Musat and Mikael Rørdam.
- Ergodic Theory and von Neumann Algebras: Master Class (October 14-18, 2013) at the University of Copenhagen. Organizers: Steven Deprez and Magdalena Musat.
- Sofic Groups and Applications to Operator Algebras: Master Class (November 5-9, 2012) at the University of Copenhagen. Organizers: Uffe Haagerup, Magdalena Musat and Mikael Rørdam.
- Von Neumann Algebras and Group Actions: Master Class (January 25-29, 2010) and Workshop (February 1-5, 2010) at the University of Copenhagen. Organizers: Uffe Haagerup and Magdalena Musat.

- Chris Cave (2015-2018).

- Borys Clemens (2020, expected), (joint supervision with M. Rørdam).
- Rasmus Sylvester Bryder (2017). Ph.D. thesis: Boundaries, injective envelopes, and reduced crossed products, (joint supervision with M. Rørdam).
- Kristian Knudsen Olesen (2016). Ph.D. thesis:
*Analytic aspects of the Thompson groups,*(joint supervision with U. Haagerup). - Tim de Laat (2013), (joint supervision with U. Haagerup).
Ph.D. thesis:
*Approximation properties for Lie groups and noncommutative L*_{p}-spaces

Currently Juniorprofessor für Theoretische Mathematik, Westfälische Wilhelms-Universität Münster.

- Emilie Mai Elkiær (2019, November, expected).
- Mikkel Strunge (2017, February). M. S. Thesis:
*Expansion in groups: Coarse geometry and analytic aspects.* - Sanne Winther (2016, March), M. S. Thesis:
*Inner Amenability, Cost and Central Sequences in Factors.* - Anne Munk Ebbesen (2016, March), M. S. Thesis:
*Superreflexivity and property (T) for group actions on Banach spaces.* - Andreas Midjord (2015, July), M. S. Thesis:
*Poisson boundaries of groups: Entropy, growth and amenability.* - Rasmus Sylvester Bryder (2014, May), M. S. Thesis:
*Simplicity and uniqueness of trace for reduced group C*-algebras,*(joint supervision with M. Rørdam). - Marcus Dorph De Chiffre (2013, November), M. S. Thesis:
*Quasidiagonality of Group C*-algebras,*(joint supervision with M. Rørdam). - Kristian Knudsen Olesen (2012, November), M. S. Thesis:
*The Connes Embedding Problem: Sofic Groups and the QWEP Conjecture*

- Malthe M Karbo (2018, April), Fagprojekt:
*Fourier Analysis and the Theory of Representations of Topological Groups.* - Moritz Korte-Stapff (2016, November), Fagprojekt:
*Introduction to free probability.* - Malthe M Karbo & Magnus B Kristensen (2016, June), Fagprojekt:
*Reflexivity in Banach spaces,*(joint supervision with R. S. Bryder). - Michael Staal-Olsen (2016, June), Fagprojekt:
*Khintchine inequalities and applications: Embedding a Hilbert space into L*_{1}- From classical to noncommutative. - Jacob Emil Friis Frølich (2016, April), Fagprojekt:
*Groups with property RD.* - Mikkel Munkholm (2016, January), Fagprojekt:
*Property A, expanders and exactness of groups,*(joint supervision with C. Cave). - Andreas Midjord (2014), Fagprojekt:
*Random walks on groups: amenability and convolution operators.* - Rasmus Sylvester Bryder (2013, February), Fagprojekt:
*Injective and Semidiscrete von Neumann Algebras.* - Isak Wulff Mottelson (2012, January), Fagprojekt:
*Introduction to Non-commutative Probability.*

- Emilie Mai Elkiær (2017), B. S. Thesis: The asymptotic quantum Birkhoff conjecture.
- Kevin Aguyar Brix (2013, June), B. S. Thesis:
*Amenability and Growth of Finitely Generated Groups.* - Anna Munk Ebbesen (2012, June), B. S. Thesis:
*Convex Sets and their Integral Representations.* - Frederik Riis Mikkelsen (2012, June), B. S. Thesis:
*Probabilistic Aspects of Moment Sequences: The Method of Moments.* - Marcus Dorph De Chiffre (2011, June), B. S. Thesis:
*The Haar Measure.* - Julie Pedersen (2010, July), B. S. Thesis:
*The Little Grothendieck Inequality - From Classical to Non-Commutative*. - May Louise Wetke Nielsen (2009, May), B. S. Thesis (at the University of Southern Denmark):
*The Haar Measure.*

**Fall 2018/Winter 2019 (Blok 2)**- Functional Analysis (FunkAn).

**Fall 2018 (Blok 1)**- Analysis 2 (An2) (joint with Mikael Rørdam).
- Approximation Properties for Operator Algebras and Groups (Approx). (Reading course)

**Fall 2017/Winter 2018 (Blok 2)**- Approximation Properties for Operator Algebras and Groups (Approx).
- Functional Analysis (FunkAn).

**Fall 2016/Winter 2017 (Blok 2)**- Functional Analysis (FunkAn).

**Fall 2016 (Blok 1)**- Approximation Properties for Operator Algebras and Groups (Approx).
- Analysis 2 (An2) (joint with Mikael Rørdam).

**Fall 2015/Winter 2016 (Blok 2)**- Approximation Properties for Operator Algebras and Groups (Approx).
- Functional Analysis (FunkAn).

**Fall 2015 (Blok 1)**- Analysis 2 (An2) (joint with Mikael Rørdam).

**Fall 2014/Winter 2015 (Blok 2)**- Approximation Properties for Operator Algebras and Groups (Approx) (joint with U. Haagerup).

**Fall 2014 (Blok 1)**- Functional Analysis (FunkAn).
- Analysis 2 (An2) (joint with Mikael Rørdam).

**Fall 2013/Winter 2014 (Blok 2)**- Approximation Properties for Operator Algebras and Groups (Approx) (joint with U. Haagerup).

**Fall 2012/Winter 2013 (Blok 2)**- Approximation Properties for Operator Algebras and Groups (Approx) (joint with U. Haagerup).

**Fall 2012 (Blok 1)**- Functional Analysis (FunkAn).
- Analysis 2 (An2) (joint with Mikael Rørdam).

**Fall 2011/Winter 2012 (Blok 2)**- Measure and Integration Theory (MI).

**Fall 2011 (Blok 1)**- Functional Analysis (FunkAn).

**Fall 2010/Winter 2011 (Blok 2)**- Measure and Integration Theory (MI) (joint with Ernst Hansen).

**Fall 2010 (Blok 1)**- Approximation Properties for Operator Algebras and Groups (Approx) (joint with U. Haagerup).

**Spring 2010 (Blok 3)**- Banach spaces.

**Fall 2009 (Blok 1)**- Large Deviations (AS 100).

Last modified: March 26, 2019