This page will shortly be moving to www.physics.purdue.edu/~yloh .

Yen Lee Loh 509 Mott Building Theory of Condensed Matter Group Cavendish Laboratory Madingley Road Cambridge CB3 0HE, UK. Tel: +44 1223 766130 Fax: +44 1223 337356 E-mail: Y@L@Loh@96.cantab@net (swap @ and .)

Research interests

• Research experience:
  • Superconductivity
  • Classical and quantum critical phenomena
  • Electrical properties of granular metals and superconductors
  • Kondo systems
  • Quantum many-body theory in general
  • Monte Carlo, molecular dynamics, and other simulation techniques
• Other interests and possible future projects:
  • Dynamical mean-field theory
  • Stripes in cuprates
  • Renormalisation group techniques
• Things I shouldn't be interested in, but am:
  • Algorithms and data structures

Curriculum vitae (slightly outdated)

• HTML version (awful formatting)
• PDF version

Physics-related material

• PhD thesis
• Some half-baked non-user-friendly Java simulations
  • Charge representation of DQR model (doesn't work properly)
  • Iterative solution of Matsubara-frequency-dependent weak-coupling gap equation
  • Wolff cluster algorithm for 2D XY model
  • Path-integral Monte Carlo simulation for Dissipative Quantum Rotor model (with zero dissipation!)
  • Path-integral Monte Carlo simulation for Ambegaokar-Eckern-Schoen model (with zero dissipation!)
• Talks presented at APS March Meeting 2005
  • Magnetic droplets in nearly ferromagnetic metals
  • Conductivity of granular metals
• Notes
  • (In progress) Diagrammatics for dirty metals: density response (polarisability) and current response (conductivity) - careful calculations
  • (In progress) Useful Fourier series ...
  • (In progress) Documentation for AES-PIMC code ...

• *Friends! (warning: about 2MB)
• *Caltech
• *Getty Center
• *TCM dinner
• Various relatives and friends (c. 2005.06.23)
• Matt's pictures (number 1130 is the best)

Links

Trinity College Cambridge University Cavendish Laboratory Theory of Condensed Matter Group Erica Carlson at Purdue arXiv e-print archive: Condensed Matter Physical Review Online Archive Trinity College dining hall menus!

1. V. Tripathi and Y. L. Loh, "Thermal transport in a granular metal array" , cond-mat/0508053; submitted.

2. Y. L. Loh, V. Tripathi, and M. Turlakov, "Effective charging energy for a regular granular metal array" , cond-mat/0501749; submitted to Phys. Rev. Lett. (2005).

3. Y. L. Loh and P. B. Littlewood, "Effect of Spin Fluctuations on Phonon-Mediated Superconductivity in the Vicinity of a Quantum Critical Point", To be submitted to Phys. Rev. B (2005).

4. Y. L. Loh, V. Tripathi, and M. Turlakov, "Magnetic droplets in a metal close to a ferromagnetic quantum critical point", Phys. Rev. B 71, 024429 (2005)

5. V. Tripathi, M. Turlakov, and Y. L. Loh, "Coulomb blockade and quantum tunnelling in an array of metallic grains", Journal of Physics: Condensed Matter 16, 4867-4880 (2004).