Tim Linden
University of Chicago
Kavli Institute of Cosmological Physics
5640 S. Ellis Ave
Chicago, IL 60637
Phone:
Fax:
Email:
Homepage:
(330) 310-1836
(831) 459-3043
[email protected]
http://chasm.uchicago.edu/
Born on September 12, 1985 - United States Citizen
Employment
University of Chicago, Kavli Institute of Cosmological Physics
July 2013 – Present
Einstein and Kavli Postdoctoral Fellow
Education
University of California, Santa Cruz
Graduate Student
August 2008 - June 2013
Advisor: Dr. Stefano Profumo
Doctor of Philosophy in Physics (June, 2013)
Fermi National Accelerator Laboratory
Visiting Graduate Student
Advisor: Dr. Dan Hooper
Northwestern University
Undergraduate Student
August 2010 - August 2011
September 2004 - June 2008
Advisor: Dr. Vicky Kalogera
Bachelor of Arts in Integrated Science Program, Physics, and Mathematics (June, 2008)
Honors and Awards
NASA Einstein Postdoctoral Fellowship (2013 – Present)
Achievement Rewards for College Scientists (ARCS) Fellowship (2012-2013)
Fermilab Fellowship in Theoretical Physics (2010 - 2011)
NASA NESSF Graduate Fellowship (2010 - 2011, Declined)
Graduate Assistance in Areas of National Need (2008 - 2010)
Prize for Distinguished Honors Thesis (Northwestern Department of Physics, 2008)
“Young X-Ray Binaries Metallicity Effects and a Diagnostic for Electron-Capture Supernovae”
Prize for Distinguished Honors Thesis (Northwestern Integrated Science Department, 2008)
“Modelling the Spatial and Luminosity Distributions of X-Ray Binaries with the StarChart Code”
Northwestern University Undergraduate Summer Research Grant (2007)
J.G Nolan Scholarship (2005-2008)
La Verne Noyes Scholarship (2005-2008)
Northwestern University Dean’s List (Spring 2005, Spring 2007)
Tim Linden
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Accepted Proposals
The Smith Cloud: A High-Velocity Cloud Confined by Dark Matter
Fermi Guest Investigator Cycle 6
PI: T. Linden — $41,000
The Small Magellanic Cloud - A Case Study of X-Ray Populations at Low Metallicity
Chandra Cycle 14 Program 14400870
PI: Andreas Zezas
Dark Matter Implications of Fermi-LAT Measurements of Anisotropies in the Gamma-Ray Background
Fermi-LAT / MultiDark Joint Proposal
Thirteen Co-Is including T. Linden
A search for Dark Matter Annihilation in the Anisotropic Power Spectrum of the Fermi-LAT
NASA NESSF Graduate Fellowship
PI: Stefano Profumo
Ultra-Luminous X-Ray Sources in the Most Metal-Poor Galaxies
Chandra Cycle 11 Program GO-12018
PI: Andrea Prestwich
Service Activities
80th Compton Lecture Series Speaker (2014)
Hubble Immersion Circle Weekend Speaker (2014)
Compton Lecture Series Guest Speaker (2014)
Adler Planetarium Volunteer Scientist (2014)
Fermi Collaboration Liaison for Fermi-Multidark Anisotropy Proposal (2011-2012)
Fermilab Graduate Student Association Executive Committee (2010 - 2011)
Graduate Student Representative to Fermilab Users Executive Committee (2010 - 2011)
Referee for Physical Review D, Journal of Cosmology and Astroparticle Physics, The Astrophysical Journal,
Monthly Notices of the Royal Astronomical Society, Journal of High Energy Physics, Physics of the Dark Universe,
and Physics Letters B
Proposal Reviewer for 2015 NESSF Awards, 2015 Royal Society University Research Fellowships, and European Science Foundation
Teaching
2. Teaching Assistant for Physics 116B (Mathematical Methods in Physics) (Winter 2012)
Prof. Stefano Profumo
Topics Included Differential Equations, Linear Algebra, Matrices, Eigenvectors and Eigenvalues
1. Teaching Assistant for Physics 5A (Fall 2011)
Prof. David Smith (class), Prof. George Brown (Laboratory)
Calculus Based Introductory Course on Classical Mechanics with Laboratory Component
Tim Linden
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Published Work
Journal Articles
2015:
37.Examining The Fermi-LAT Third Source Catalog In Search Of Dark Matter Subhalos
B. Bertoni, D. Hooper T. Linden Subm. to PRD arXiv:1504.02087
36.On The Gamma-Ray Emission From Reticulum II and Other Dwarf Galaxies
D. Hooper T. Linden Subm. to PRD arXiv:1503.06209
35.Galactic Center Excess in Gamma Rays from Annihilation of Self-Interacting Dark Matter
M. Kaplinghat, T. Linden, H. Yu Subm. to PRL arXiv:1501.03507
34.The Anisotropy of the Extragalactic Radio Background from Dark Matter
T. Fragos, T. Linden, V. Kalogera, P. Sklias ApJ Letters 802 2041
33.The Anisotropy of the Extragalactic Radio Background from Dark Matter
K. Fang, T. Linden PRD 91 083501
32.What Does The PAMELA Antiproton Spectrum Tell Us About Dark Matter?
D. Hooper, T. Linden, P. Mertsch JCAP 03 021
31. Improving the Sensitivity of Gamma-Ray Telescopes to DM Annihilation in Dwarf Spheroidals
E. Carlson, D. Hooper, T. Linden Phys. Rev D. 91, 061302
30. A Critical Reevaluation of Radio Constraints on Annihilating Dark Matter
I. Cholis, D. Hooper, T. Linden Phys. Rev D. 91, 083507
29. Circular Polarization of Pulsar Wind Nebulae and the Cosmic-Ray Positron Excess
T. Linden ApJ 799 200
2014:
28. Challenges in Explaining the Galactic Center Gamma-Ray Excess with Millisecond Pulsars
I. Cholis, D. Hooper, T. Linden Subm. to JCAP arXiv:1407.5625
27. The Spectra and Luminosity Function of Gamma-Ray Millisecond Pulsars
I. Cholis, D. Hooper, T. Linden Subm. to PRD arXiv:1407.5583
26. Detection Dark Matter with Imploding Pulsars in the Galactic Center
J. Bramante, T. Linden Phys. Rev. Letters 113 191301
25. Searching for Dark Matter Annihilation in the Smith High Velocity Cloud
A. Drlica-Wagner, G. Gomez-Vargas, T. Linden, L. Tibaldo ApJ 790; 24
24. Is the UHECR Excess Observed by Telescope Array Consistent with IceCube Neutrinos?
K. Fang, T. Fujii, T. Linden, A. Olinto ApJ 794 126
23. A Compelling Case for Annihilating Dark Matter
T. Daylan, D. Finkbeiner, D. Hooper, T. Linden, S. Porfillo, N. Rodd, T. Slatyer Subm. PRD
22. Antihelium from Dark Matter
E. Carlson, A. Coogan, T. Linden, S. Profumo, A. Ibarra, S. Wild
Phys. Rev D. 89 076005
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21. Tying Dark Matter to Baryons with Self-Interactions
M. Kaplinghat, R. Keeley, T. Linden, H. Yu
Phys Rev Let. 113 021302
2013:
20. Pulsars Cannot Account for the Inner Galaxy’s GeV Excess
D. Hooper, I. Cholis, T. Linden, J. Siegal-Gaskins, T. Slatyer
Phys Rev D, 88 083009
19. A Clustering Analysis of the Morphology of the 130 GeV Gamma-Ray Feature
Phys Rev D 88 043006
E. Carlson, T. Linden, S. Profumo, C. Weniger
18. Probing the Pulsar Origin of the Positron Fraction with AMS-02 and ACTs
T. Linden, S. Profumo
ApJ 772; 18
17. Ultra-Luminous X-Ray Sources in the Most Metal-Poor Galaxies
A. Prestwich, M. Tsantaki, A. Zezas, F. Jackson, T. Roberts, R. Foltz, T. Linden, V. Kalogera
ApJ 769, 2, 92
16. Testing the dark matter origin of the WMAP-Planck Haze with radio observations of Spiral Galaxies
E. Carlson, D. Hooper, T. Linden, S. Profumo
JCAP 1307 026
2012:
15. Are Lines From Unassociated Gamma-Ray Sources Evidence For Dark Matter Annihilation?
D. Hooper T. Linden Phys. Rev. D 86 083532
14. Exploring the Nature of the Galactic Center Gamma-Ray Source with CTA
T. Linden, S. Profumo ApJ 760; 23
13. Gamma-Ray Lines in the Fermi Data: Is it a Bubble?
S. Profumo, T. Linden JCAP 07; 11
12. The Morphology of Hadronic Emission Models for the Gamma-Ray Source at the Galactic Center
T. Linden, E. Lovegrove, S. Profumo ApJ 753; 41
11. The Isotropic Radio Background and Annihilating Dark Matter
D. Hooper, A. Belikov, T. Jeltema, T. Linden, S. Profumo, T. Slatyer Phys. Rev. D 86 103003
10. Anisotropies in the diffuse gamma-ray background measured by the Fermi LAT
The Fermi-LAT Collaboration Phys. Rev. D 85 083007
Corresponding Authors: A. Cuoco, T. Linden, N. Maziotta, J. Siegal-Gaskins, V. Vitale, E. Komatsu
9. On the Rarity of X-Ray Binaries with Wolf-Rayet Donors
T. Linden, F. Valsecchi, V. Kalogera ApJ 748; 114
8. Chandra observations of the Collisional Ring Galaxy NGC 922
A. Prestwich, J. Galache, T. Linden, V. Kalogera, A. Zezas, T. Roberts, R. Kilgard, A. Wolter,
G. Trinchieri ApJ 747; 150
2011:
7. On the Origin of Gamma-Rays from The Galactic Center
D. Hooper T. Linden PRD 84; 123005
Tim Linden
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6. Dark Matter and Synchrotron Emission from the Galactic Center Radio Filaments
T. Linden, D. Hooper, F. Yusef-Zadeh ApJ 741; 95
5. Gamma rays from the Galactic center and the WMAP haze
D. Hooper, T. Linden PRD 83; 083517
2010:
4. The Effect of Starburst Metallicity on Bright X-Ray Binary Formation Pathways
T. Linden, V. Kalogera, J. F. Sepinsky, A. Prestwich, A. Zezas, J. Gallagher
ApJ 725; 1984
3. The Morphology of the Galactic Dark Matter Synchrotron Emission with Self-Consistent Diffusion
T. Linden, S. Profumo, B. Anderson
PRD 82; 063529
2. Systematic Effects in Extracting a “Gamma-ray Haze” from Spatial Template
T. Linden, S. Profumo ApJL 714; 228
2009:
1. Probing Electron Capture Supernovae: X-Ray Binaries in Starbursts
T. Linden, J.F. Sepinsky, V. Kalogera, K. Belczynski ApJ 699; 1573
Conference Proceedings
3. Anisotropies in the Diffuse Gamma-Ray Background Measured by Fermi-LAT
A. Cuoco T. Linden, M.N. Mazziotta, J.M. Siegal-Gaskins, V. Vitale
For the Fermi-LAT Collaboration, E. Komatsu arXiv: 1110.1047
2. The Effect of Common Envelope Evolution on the Formation of High Mass X-Ray Binaries
ESO Compact Binaries Conference (2011)
1. Evaluating the Dark Matter Contribution to Galactic Synchrotron Radiation
Identification of Dark Matter Conference (2010)
Recent Research Talks
Conferences and Workshops:
29. Dark Matter Indirect Detection with Future Space-Based Gamma-Ray Telescopes
Future Gamma-Ray Observatories Workshop
February 5, 2015
28. Modeling High-Mass X-Ray Binary Formation in the Chandra Era
15 Years of Chandra Workshop
November 21, 2014
27. A Compelling Case for Annihilating Dark Matter
IBS/Multidark Workshop
October 10, 2014
26. The Characterization of the Gamma-Ray Signal from the Galactic Center
Cosmology 2014
August 28, 2014
25. The Characterization of the Gamma-Ray Signal from the Galactic Center
High Energy Astrophysics Division Meeting
August 18, 2014
Tim Linden
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24. A Compelling Case for Annihilating Dark Matter
International Conference on High Energy Physics
July 4, 2014
23. The Galactic Center GeV Excess: Overview and Astrophysical Models
TeVPA/IDM 2014
June 27, 2014
22. The Production of Positrons by Galactic Pulsars
2014 Sackler Symposium on Dark Matter
May 22, 2014
21. A Gamma-Ray Excess from the Central Milky Way
Latest Results in Dark Matter Searches
May 13, 2014
20. Evidence for Dark Matter Annihilation?
Dark Matter 2014
February 27, 2014
19. Dark Matter in the Galactic Center
IAU 303 Galactic Center Workshop
October 4, 2013
18. The Indirect Detection of Dark Matter at the Galactic Center
Probes of Dark Matter on Galaxy Scales
July 17, 2013
17. Evidence for Light DM Annihilation At the Galactic Center
KITP Dark Matter Workshop
May 14, 2013
16. Dark Matter Searches with Gamma-Ray Telescopes
INPAC/MPRI Workshop
April 27, 2013
15. The Search for New Physics at the Galactic Center
SNOMASS Cosmic Frontier Workshop
March 6, 2013
14. Understanding the Gamma-Ray Residual at the Galactic Center
Aspen “Closing in on Dark Matter"
January 30, 2013
13. Understanding High Energy Gamma-Ray Emission from the Galactic Center
2012 Fermi Symposium
November 2, 2012
12. Gamma-Rays from the Galactic Center: Dark Matter or Hadronic Interactions?
Identification of Dark Matter 2012
July 24, 2012
11. Using the Fermi-LAT to Search for Dark Matter Annihilation
Dark Matter Signatures in the Gamma-Ray Sky
May 7, 2012
10. Dark Matter and the Galactic Center Radio Filaments
TeVPA Symposium
August 4, 2011
9. A Binary Evolution Approach to Understanding the BeXRB Phenomenon
BeXRB 2011
July 13, 2011
8. Dark Matter and the Galactic Center Radio Filaments
2011 Fermi Symposium
May 10, 2011
7. The Fermi Bubbles and the Galactic Center Excess
2011 CCAPP Symposium
April 4, 2011
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6. The Effect of Common Envelopes on the Formation of High Mass X-Ray Binaries
ESO Compact Binaries Conference
March 8, 2011
5. Evaluating the Dark Matter Contribution to Galactic Synchrotron Radiation
Identification of Dark Matter Conference
July 26, 2010
4. The Effect of Metallicity on the High Mass X-Ray Binary Population
High Energy Astrophysics Division
March 3, 2010
3. Systematic Effects in the Analysis of the Gamma-ray Haze
California APS Meeting
November 13, 2009
2. The Morphology of the Dark Matter Haze with Self-Consistent Diffusion Models
CCAPP Symposium
October 13, 2009
1. Can Dark Matter Explain the WMAP Haze Self-Consistently?
Dark Matter and the Interstellar Medium Workshop
September 23, 2009
Seminars and Colloquia:
23. A Compelling Case for Annihilating Dark Matter
Ohio State CCAPP Seminar
January 20, 2015
22. A Compelling Case for Annihilating Dark Matter
Hong Kong University High Energy Seminar
October 17, 2014
21. A Compelling Case for Annihilating Dark Matter
Sungkyunan University High Energy Seminar
October 15, 2014
20. A Compelling Case for Annihilating Dark Matter
Penn State University HEP Seminar
September 24, 2014
19. A Compelling Case for Annihilating Dark Matter
University of Illinois TASC Seminar
June 16, 2014
18. A Gamma-Ray Excess from the Central Milky Way
Notre Dame High Energy Physics Seminar
April 15, 2014
17. A Gamma-Ray Excess from the Central Milky Way
Fermilab Theory Seminar
March 10, 2014
16. Evidence for Dark Matter at the Galactic Center
University of Wisconsin High Energy Seminar
February 18, 2014
15. Modeling the Positron Excess: Pulsars, Anisotropies and ACTs
UC, Santa Cruz CosmoClub
April 22, 2013
14. Understanding the Fermi Point Source at the Galactic Center
Institute for Advanced Study Coffee Talk
December 13, 2012
13. Understanding High Energy Gamma-Ray Emission from the Galactic Center
McGill Astroparticle Seminar
December 5, 2012
Tim Linden
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12. Understanding High Energy Gamma-Ray Emission from the Galactic Center
Fermilab Astroparticle Seminar
November 12, 2012
11. Understanding High Energy Gamma-Ray Emission from the Galactic Center
Northwestern Astrophysics Seminar
November 8, 2012
10. Understanding High Energy Gamma-Ray Emission from the Galactic Center
Caltech, TAPIR Seminar
October 12, 2012
9. Understanding High Energy Gamma-Ray Emission from the Galactic Center
University of California, Irvine - High Energy Seminar
October 10, 2012
8. Understanding High Energy Emission from the Galactic Center: 3 Convincing Stories
University of California, Santa Cruz - High Energy Seminar
May 22, 2012
7. Dark Matter and the Galactic Center Radio Filaments
University of California, Santa Cruz - High Energy Theory Meeting
July 26, 2011
6. Dark Matter and Synchrotron Emission from the Galactic Center Radio Filaments
Fermilab CrossTalk
June 30, 2011
5. Methods and Prospects for Indirect Dark Matter Detection
Fermilab Graduate Student Lecture Series
March 3, 2011
4. Implications of Strong Magnetic Fields Near the Galactic Center
Fermilab Chalk Talk
October 7, 2010
3. Searching for Dark Matter in the Fermi Era
University of California, Santa Cruz Cosmology Seminar
April 21, 2010
2. Searching for Dark Matter in the Fermi Era
CalTech Dark Matter Seminar
April 13, 2010
1. The Prospects for Indirect Detection of Dark Matter - An Analysis of the WMAP Haze
Northwestern University Astrophysics Seminar
October 9, 2009
Popular Press
13. Dark Matter Black Holes Could Be Destroying Stars at the Milky Way?s Center
Scientific American, Author: Clara Moskowitz
http://www.scientificamerican.com/article/dark-matter-black-holes-destroying-pulsars/
12. Dark matter: Devourer of stars
Ars Technica, Author: Chris Lee
http://arstechnica.com/science/2014/11/dark-matter-devourer-of-stars/
11. Missing Pulsars May Have Been Wrapped in Dark Matter and Turned into BHs
Wired News, Author: Marcus Woo
http://www.wired.com/2014/11/mysterious-missing-pulsars-dark-matter-black-holes/
10. The Mystery of Dark Matter: WIMPs May Have the Answer
New Scientist, Author: Michael Lemonick
http://time.com/54214/dark-matter-wimps-gravity-galaxy/
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9. Dark Matter May Be Destroying Itself in the Milky Way’s Core
Scientific American, Author: Clara Moskowitz
http://www.scientificamerican.com/article/dark-matter-wimps-fermi-milky-way/
8. Best Dark Matter Signal Yet Hints at Heftier Particles
New Scientist, Author: Lisa Grossman
http://www.newscientist.com/article/dn25366-best-dark-matter-signal-yet-hints-at-heftier-particles.html
7. Fermi Data Tantalize with New Clues to Dark Matter
NASA Press Release, Author: Francis Reddy
http://www.nasa.gov/content/goddard/fermi-data-tantalize-with-new-clues-to-dark-matter/
6. Dark Matter Looks More and More Likely After New Gamma-Ray Analysis
The Guardian, Author: Natalie Wolchover
http://www.theguardian.com/science/2014/mar/04/dark-matter-signal-gamma-rays-analysis
5. Signal from the Galactic Center is Looking More and More Like Dark Matter
Wired News, Author: Adam Mann
http://www.wired.com/2014/03/dark-matter-galactic-center/
4. Hints of lightweight dark matter get even stronger
New Scientist, Author: Adam Becker
http://www.newscientist.com/article/dn23527-hints-of-lightweight-dark-matter-get-even-stronger.html
3. Hubble Sees a Galaxy Hit a Bull’s-Eye
NASA/ESA Press Release, Author: Oli Usher
http://hubblesite.org/newscenter/archive/releases/2012/45/
2. Dark matter may solve ’radio filaments’ mystery
BBC, Author: Jason Palmer
http://www.bbc.co.uk/news/science-environment-13940929
1. Does dark matter link gamma-rays to galactic haze?
Physics World, Author: Colin Stuart
http://physicsworld.com/cws/article/news/45804
References
Prof. Stefano Profumo
Department of Physics, ISB 325
211 Interdisciplinary Sciences Building
1156 High Street Santa Cruz, CA 95064
831-459-3039 [email protected]
Prof. Dan Hooper
Wilson Hall 6 West
Fermilab P.O. Box 500
Batavia, IL 60510
630-840-3758 [email protected]
Last updated: April 13, 2015