The chicken and egg question in excitonic insulators

1. Nature of symmetry breaking at the excitonic insulator transition: Ta2NiSe5
Authors: G. Mazza, M. Rösner, L. Windgätter, S. Latini, H. Hübener, A. J. Millis, A. Rubio, and A. Georges
Phys. Rev. Lett. 124, 197601 (2020); DOI: 10.1103/PhysRevLett.124.197601

2. Nonlinear spectroscopy of collective modes in excitonic insulator
Authors: D. Golež, Z. Sun, Y. Murakami, A. Georges, and A. J. Millis

Recommended with a commentary by Atsushi Fujimori, Waseda University
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This commentary may be cited as:
DOI: 10.36471/JCCM_August_2020_01

Can electrons attract each other without the help of phonons?

1. Electron attraction mediated by Coulomb repulsion
Authors: A. Hamo, A. Benyamini, I. Shapir, I. Khivrich, J. Waissman, K. Kaasbjerg, Y. Oreg, F. von Oppen, and S. Ilani
Nature 535, 395 (2016); DOI: 10.1038/nature18639

2. Charge Transfer Excitations, Pair Density Waves, and Superconductivity in Moire Materials
Authors: Kevin Slagle and Liang Fu

3. Correlated double-electron additions at the edge of a two-dimensional electronic system
Authors: Ahmet Demir, Neal Staley, Samuel Aronson, Spencer Tomarken, Ken West, Kirk Baldwin, Loren Pfeiffer, and Raymond Ashoori

Recommended with a commentary by Patrick A. Lee, MIT
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DOI: 10.36471/JCCM_August_2020_02

The pressure in solute-driven surface flows

Diffusio-osmosis and wetting on solid surfaces: a unified description based on a virtual work principle
Authors: Nigel Clarke, Nigel Gibbions and Didier R. Long
Soft Matter 16, 3485 (2020); DOI: 10.1039/C9SM02118C

Recommended with a commentary by Sriram Ramaswamy, Indian Institute of Science, Bengaluru
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This commentary may be cited as:
DOI: 10.36471/JCCM_August_2020_03