Marcoux, L.W. and Płaneta, A., *Quasidiagonal weighted shifts on directed trees* (2023) 38pp. to appear in Studia Math.

Marcoux, L.W., Radjavi, H. and Zhang, Y.H., * Around the closure of the set of commutators of idempotents in B(H): biquasitriangularity and factorisation*, J. Funct. Anal. **284 ** (2023) no.8, Paper no. 109854, 45pp.

Marcoux, L.W., Radjavi, H. and Zhang, Y.H., *Around the closures of the set of commutators and the set of differences of idempotent elements in B(H)*, (2023) 30ms. to appear in the J. Oper. Th.

Marcoux, L.W., Radjavi, H. and Rosenthal, P., *Triangular operator algebras and simultaneous triangularisation*, Proc. Amer. Math. Soc. **151** (2023), 755-762.

Marcoux, L.W., *Five Hilbert space problems in operator algebras* Complex. Anal. Oper. Theory **16** (2022), no. 8, Paper no. 116, 15pp.

Marcoux, L.W., Radjavi, H. and Zhang, Y.H., *Dispersing representations of semi-simple subalgebras of complex matrices*, Linear Algebra Appl. **642** (2022), 160-220.

Bernik, J., Livshits, L., MacDonald, G., Marcoux, L.W., Mastnak, M. and Radjavi, H., *Algebraic degree in spatial matricial numerical ranges of linear operators*, Proc. Amer. Math. Soc. ** 149 ** (2021), 4083-4097.

Cramer, Z., Marcoux, L.W. and Radjavi, H., *Matrix algebras with a certain compression property*, Linear Algebra Appl. **621** (2021), 50-85.

MacDonald, G., Marcoux, L.W., Mastnak, M., Omladic, M. and Radjavi, H., * A note on the structure of matrix *-subalgebras with scalar diagonals*, Oper. Matrices **15** (2021), 39-45.

Marcoux, L.W. and Zhang, Y.H., *On Specht's Theorem in UHF C*-algebras*, J. Funct. Anal. **280** (2021), no.1, Paper no. 108778, 28pp.

Marcoux, L.W., Radjavi, H. and Zhang, Y.H., *Normal operators with highly incompatible off-diagonal corners*, Studia Math. **256** (2021), 73-91.

Marcoux, L.W., Radjavi, H. and Zhang, Y.H., *Off-diagonal corners of subalgebras of L(C^n)*, Linear Alg. Appl. **607** (2020), 58-88.

Marcoux, L.W. and Zhang, Y.H., *Operators which are polynomially isometric to a normal operators*, Proc. Amer. Math. Soc. ** 148** (2020), 2019-2033.

Marcoux, L.W. and Sourour, A.R., * On the spectrum of the Sylvester-Rosenblum operator acting on triangular algebras*, to appear in Operators and Matrices, (2020).

Marcoux, L.W., *On norm-limits of algebraic quasidiagonal operators*, J. Operator Th. ** 83 ** (2020), 475-494.

Aghamollaei, G., Marcoux, L.W., and Radjavi, H., *Linear preservers of polynomial numerical convex hulls*, Lin. Alg. Appl. ** 575 ** (2019), 27-34.

Marcoux, L.W., Radjavi, H., and Yahaghi, B.R., *On *-similarity in C*-algebras*,Studia Math. ** 252 ** (2020), 93-103.

Clouâtre, R. and Marcoux, L.W., *Compact ideals and rigidity of representations for amenable operator algebras*, Studia Math. ** 244** (2019), 25-41.

Clouâtre, R. and Marcoux, L.W., *Residual finite-dimensionality and representations of amenable operator algebras*, J. Math. Anal. Appl. **472**, (2019), 1346-1368.

Livshits, L., MacDonald, G., Marcoux, L.W. and Radjavi, H., *Hilbert space operators with compatible off-diagonal corners*, J. Funct. Anal. **275** (2018), 892-925.

Marcoux, L.W., Radjavi, H. and Yahaghi, B.R., *Reducibility of operator semigroups and values of vector states*, Semigroup Forum **95**, (2017), 126-158.

Marcoux, L.W., Omladic, M, Popov., A.I., Radjavi, H. and Yahaghi, B.R., *Ranges of vector states on irreducible operator semigroups*, Semigroup Forum **95** (2016), 264-304.

Livshits, L., MacDonald, G., Marcoux, L.W. and Radjavi, H., * Universal bounds for positive matrix semigroups*, Studia Math. **232** (2016), 143-153.

Marcoux, L.W. and Popov, A., *Abelian, amenable operator algebras are similar to C*-algebras*, Duke Math. J. **165** (2016), 2391-2406.

Bernik, J., Marcoux, L.W., Popov, A.I., and Radjavi, H., *On selfadjoint extensions of semigroups of partial isometries*, Trans. Amer. Math. Soc. **2016** (2016), 264-304.