SelectedWorks - David Kastor

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Selected Works of David Kastor

Senior Lecturer, Department of Physics

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About David Kastor

Present	Senior Lecturer, Department of Physics, University of Massachusetts Amherst
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Physics

2014 American Physical Society Fellow
2013 American Physical Society Fellow

Articles (37)

Article

Angular Tension of Black Holes

Physical Review D (2012)

David Kastor and Jennie Traschen

Angular tension is an Arnowitt-Deser-Misner charge that contributes a work term to the first law of black hole mechanics when ...

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Article

The Riemann-Lovelock Curvature Tensor

Classical and Quantum Gravity (2012)

David Kastor

In order to study the properties of Lovelock gravity theories in low dimensions, we define the kth-order Riemann-Lovelock tensor as ...

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Article

Dynamics of Localized Kaluza-Klein Black Holes in a Collapsing Universe

Classical and Quantum Gravity (2011)

David Kastor, Lorenzo Sorbo and Jennie Traschen

The Clayton Antitrust Act of 1914 prohibits corporate mergers that would result in certain highly undesired end states. We study ...

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Article

Mass and Free Energy of Lovelock Black Holes

Classical and Quantum Gravity (2011)

David Kastor, Sourya Ray and Jennie Traschen

An explicit formula for the ADM mass of an asymptotically AdS black hole in a generic Lovelock gravity theory is ...

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Article

Kerr-Schild Ansatz in Lovelock Gravity

Journal of High Energy Physics (2011)

David Kastor and Benjamin Ett

We analyze the field equations of Lovelock gravity for the Kerr-Schild metric ansatz, gab = g ̄ab + λkakb, with ...

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Article

An extended Kerr–Schild ansatz

Classical and Quantum Gravity (2010)

Benjamin Ett and David Kastor

We present an analysis of the vacuum Einstein equations for a recently proposed extension of the Kerr–Schild ansatz that includes ...

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Article

Smarr formula and an extended first law for Lovelock gravity

Classical and Quantum Gravity (2010)

David Kastor, Sourya Ray and Jennie Traschen

We study properties of static, asymptotically AdS black holes in Lovelock gravity. Our main result is a Smarr formula that ...

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Article

Enthalpy and the mechanics of AdS black holes

Physics Department Faculty Publication Series (2009)

David Kastor, Sourya Ray and Jennie Traschen

We present geometric derivations of the Smarr formula for static AdS black holes and an expanded first law that includes ...

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Article

C-functions in Lovelock gravity

Journal of High Energy Physics (2008)

Mohamed Anber and David Kastor

We present C-functions for static and spherically symmetric spacetimes in Lovelock gravity theories. These functions are monotonically increasing functions of ...

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Article

Komar integrals in higher (and lower) derivative gravity

Classical and Quantum Gravity (2008)

David Kastor

This is the pre-published version harvested from ArXiv. The published version is located at http://iopscience.iop.org/0264-9381/25/17/175007/

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Article

The thermodynamics of Kaluza–Klein black hole/bubble chains

Classical and Quantum Gravity (2008)

David Kastor, Sourya Ray and Jennie Traschen

A Killing bubble is a minimal surface that arises as the fixed surface of a spacelike Killing field. We compute ...

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Article

The attractor mechanism in Gauss-Bonnet gravity

Journal of High Energy Physics (2007)

Mohamed Anber and David Kastor

We study extremal black hole solutions of D = 5 Gauss-Bonnet gravity coupled to a system of gauge and scalar ...

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Article

The first law for boosted Kaluza-Klein black holes

Journal of High Energy Physics (2007)

David Kastor, Sourya Ray and Jennie Traschen

We study the thermodynamics of Kaluza-Klein black holes with momentum along the compact dimension, but vanishing angular momentum. These black ...

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Article

Do Killing-Yano tensors form a Lie algebra?

Classical and Quantum Gravity (2007)

David Kastor, Sourya Ray and Jenny Traschen

Killing-Yano tensors are natural generalizations of Killing vectors. We investigate whether Killing-Yano tensors form a graded Lie algebra with respect ...

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Article

On black strings & branes in Lovelock gravity

Journal of High Energy Physics (2006)

David Kastor and Robert Mann

It is well known that black strings and branes may be constructed in pure Einstein gravity simply by adding flat ...

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Article

Stresses and strains in the first law for Kaluza-Klein black ...

Journal of High Energy Physics (2006)

David Kastor and Jennie Traschen

We consider how variations in the moduli of the compactification manifold contribute `pdV' type work terms to the first law ...

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Article

Positivity bounds for the Yano-Arnowitt-Deser-Misner mass density

Physics Review D (2005)

David Kastor, T Shiromizu, S Tomizawa and Jennie Traschen

Killing-Yano tensors are natural generalizations of Killing vectors to arbitrary rank antisymmetric tensor fields. It was recently shown that Killing-Yano ...

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Article

Conserved gravitational charges from Yano tensors

Journal of High Energy Physics (2004)

David Kastor and Jennie Traschen

The defining properties of Yano tensors naturally generalize those of Killing vectors to anti-symmetric tensor fields of arbitrary rank. We ...

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Article

From wrapped M-branes to Calabi-Yau black holes and strings

Journal of High Energy Physics (2003)

David Kastor

We study a class of D = 11 BPS spacetimes that describe M-branes wrapping supersymmetric 2 and 4-cycles of Calabi-Yau ...

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Article

A positive energy theorem for asymptotically de Sitter spacetimes

Classical and Quantum Gravity (2002)

David Kastor and Jennie Traschen

We construct a set of conserved charges for asymptotically de Sitter spacetimes that correspond to asymptotic conformal isometries. The charges ...

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Article

Calibrations and Fayyazuddin-Smith spacetimes

Physics Review D (2001)

Hyunji Cho, Moataz Emam, David Kastor and Jennie Traschen

We show that a class of spacetimes introduced by Fayyazuddin and Smith to describe intersecting M5-branes admits a generalized Kähler ...

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Article

Dynamics of the Dirac-Born-Infeld spike soliton

Physical Review D (1999)

David Kastor and Jennie Traschen

We compare oscillations of a fundamental string ending on a D3-brane in two different settings: (1) a test string radially ...

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Article

BPS force balances via spin-spin interactions

Classical and Quantum Gravity (1999)

David Kastor and Jennie Traschen

We study two systems of BPS solitons in which spin-spin interactions are important in establishing the force balances which allow ...

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Article

Electric dipole moment of a BPS monopole

Physics Review D (1999)

David Kastor and Euy Na

Monopole “superpartner” solutions are constructed by acting with finite, broken supersymmetry transformations on a bosonic N=2 BPS monopole. The terms ...

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Article

Fully localized brane intersections: The plot thickens

Physics Review D (1999)

A Gomberoff, David Kastor, D Marolf and Jennie Traschen

We study fully localized Bogomol’nyi-Prasad-Sommerfield brane solutions in classical supergravity using a perturbative approach to the coupled Born-Infeld or bulk ...

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About David Kastor

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Articles (37)