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Mary Beth Ruskai
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Journal Articles

Local additivity revisited

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Mary Beth Ruskai, Jon Yard
Journal: Journal of Mathematical Physics
J. Math. Phys. 64, 032201 (2023)
https://doi.org/10.1063/5.0079780
Published: March 2023
View article titled, Local additivity revisited
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Journal Articles

Introduction to Special Issue: Operator Algebras and Quantum Information Theory

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Yasuyuki Kawahigashi, David Pérez García, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 57, 015101 (2016)
https://doi.org/10.1063/1.4940245
Published: January 2016
View article titled, Introduction to Special Issue: Operator Algebras and Quantum Information Theory
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Journal Articles

Contraction coefficients for noisy quantum channels

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Fumio Hiai, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 57, 015211 (2016)
https://doi.org/10.1063/1.4936215
Published: December 2015
View article titled, Contraction coefficients for noisy quantum channels
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Journal Articles

Bounds on the concavity of quantum entropy

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Isaac Kim, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 55, 092201 (2014)
https://doi.org/10.1063/1.4895757
Published: September 2014
View article titled, Bounds on the concavity of quantum entropy
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Journal Articles

Remarks on Kim's strong subadditivity matrix inequality: Extensions and equality conditions

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Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 54, 102202 (2013)
https://doi.org/10.1063/1.4823581
Published: October 2013
View article titled, Remarks on Kim's strong subadditivity matrix inequality: Extensions and equality conditions
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Journal Articles

Comment on some results of Erdahl and the convex structure of reduced density matrices

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Jianxin Chen, Zhengfeng Ji, Mary Beth Ruskai, Bei Zeng, Duan-Lu Zhou
Journal: Journal of Mathematical Physics
J. Math. Phys. 53, 072203 (2012)
https://doi.org/10.1063/1.4736842
Published: July 2012
View article titled, Comment on some results of Erdahl and the convex structure of reduced density matrices
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Journal Articles

The structure of degradable quantum channels

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Toby S. Cubitt, Mary Beth Ruskai, Graeme Smith
Journal: Journal of Mathematical Physics
J. Math. Phys. 49, 102104 (2008)
https://doi.org/10.1063/1.2953685
Published: October 2008
View article titled, The structure of degradable quantum channels
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Journal Articles

Bounds for the adiabatic approximation with applications to quantum computation

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Sabine Jansen, Mary-Beth Ruskai, Ruedi Seiler
Journal: Journal of Mathematical Physics
J. Math. Phys. 48, 102111 (2007)
https://doi.org/10.1063/1.2798382
Published: October 2007
View article titled, Bounds for the adiabatic approximation with applications to quantum computation
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Journal Articles

Contractivity of positive and trace-preserving maps under L p norms

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David Pérez-García, Michael M. Wolf, Denes Petz, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 47, 083506 (2006)
https://doi.org/10.1063/1.2218675
Published: August 2006
View article titled, Contractivity of positive and trace-preserving maps under L p norms
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Journal Articles

Publisher's Note: “Conditions for multiplicativity of maximal ℓ p -norms of channels for fixed integer p ” [J. Math. Phys. 46, 042105 (2005)]

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Vittorio Giovannetti, Seth Lloyd, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 46, 059902 (2005)
https://doi.org/10.1063/1.1926847
Published: May 2005
View article titled, Publisher's Note: “Conditions for multiplicativity of maximal ℓ p -norms of channels for fixed integer p ” [J. Math. Phys. 46, 042105 (2005)]
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Journal Articles

Conditions for multiplicativity of maximal ℓ p -norms of channels for fixed integer p

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Vittorio Giovannetti, Seth Lloyd, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 46, 042105 (2005)
https://doi.org/10.1063/1.1862094
Published: March 2005
View article titled, Conditions for multiplicativity of maximal ℓ p -norms of channels for fixed integer p
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Journal Articles

Erratum: Inequalities for quantum entropy: A review with conditions for equality [J. Math. Phys. 43, 4358 (2002)]

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Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 46, 019901 (2005)
https://doi.org/10.1063/1.1824214
Published: January 2005
View article titled, Erratum: Inequalities for quantum entropy: A review with conditions for equality [J. Math. Phys. 43, 4358 (2002)]
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Journal Articles

Inequalities for quantum entropy: A review with conditions for equality

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Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 43, 4358–4375 (2002)
https://doi.org/10.1063/1.1497701
Published: September 2002
View article titled, Inequalities for quantum entropy: A review with conditions for equality
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Journal Articles

Capacity of quantum channels using product measurements

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Christopher King, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 42, 87–98 (2001)
https://doi.org/10.1063/1.1327598
Published: January 2001
View article titled, Capacity of quantum channels using product measurements
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Journal Articles

Monotone Riemannian metrics and relative entropy on noncommutative probability spaces

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Andrew Lesniewski, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 40, 5702–5724 (1999)
https://doi.org/10.1063/1.533053
Published: November 1999
View article titled, Monotone Riemannian metrics and relative entropy on noncommutative probability spaces
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Journal Articles

Guest Comment: Are there innate cognitive gender differences? Some comments on the evidence in response to a letter from M. Levin

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Mary Beth Ruskai
Journal: American Journal of Physics
Am. J. Phys. 59, 11–14 (1991)
https://doi.org/10.1119/1.16698
Published: January 1991
View article titled, Guest Comment: Are there innate cognitive gender differences? Some comments on the evidence in response to a letter from M. Levin
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Journal Articles

Location of essential spectrum of intermediate Hamiltonians restricted to symmetry subspaces

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Christopher Beattie, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 29, 2236–2240 (1988)
https://doi.org/10.1063/1.528205
Published: October 1988
View article titled, Location of essential spectrum of intermediate Hamiltonians restricted to symmetry subspaces
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Journal Articles

Binding limit in the Hartree approximation

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Mary Beth Ruskai, Frank H. Stillinger
Journal: Journal of Mathematical Physics
J. Math. Phys. 25, 2099–2103 (1984)
https://doi.org/10.1063/1.526367
Published: June 1984
View article titled, Binding limit in the Hartree approximation
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Journal Articles

Proof of the strong subadditivity of quantum‐mechanical entropy

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Elliott H. Lieb, Mary Beth Ruskai
Journal: Journal of Mathematical Physics
J. Math. Phys. 14, 1938–1941 (1973)
https://doi.org/10.1063/1.1666274
Published: December 1973
View article titled, Proof of the strong subadditivity of quantum‐mechanical entropy
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Journal Articles

Local products as operators

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Mary Beth Ruskai, John R. Klauder
Journal: Journal of Mathematical Physics
J. Math. Phys. 14, 1199–1201 (1973)
https://doi.org/10.1063/1.1666464
Published: September 1973
View article titled, Local products as operators
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