Insulator-Metal Transition and Superconductivity in CuCi

Abstract

Our results obtained under AFOSR support provided an unambigous experimental evidence for the CuCl oxidation at ambient conditions resulting in the formation of antiferromagnetic clinoatacamite Cu2Cl(OH)3 and CuO phases, intimately related to the measured localized superconductivity. Superconducting effects observed for T < TN2 = 6.5 K in the case of Cu2Cl(OH)3 and in the temperature interval TN2 < T < 340 K in the case of CuO coincide with fluctuating short-ranged ordered magnetization measured in these materials, resembling the behavior of RVB quantum spin liquid proposed for cup rates. Thus, our results strengthen the Andersons conjecture on superconductivity in CuCl and may have far-reaching consequences.

Open PDF

Document Details

Document Type
Technical Report
Publication Date
Feb 17, 2023
Accession Number
AD1204473

Entities

People

  • Lakov Kopelevitch

Organizations

  • University of Campinas

Tags

Communities of Interest

  • Advanced Electronics

DTIC Thesaurus Topics

  • Air Force
  • Air Force Research Laboratories
  • Atmospheres
  • Charge Density
  • Dielectrics
  • Electric Fields
  • Electrical Conductivity
  • Electromagnetic Fields
  • High Temperature
  • Intervals
  • Low Temperature
  • Magnetic Fields
  • Magnetization
  • Magnetometers
  • Materials
  • Measurement
  • Particles
  • Phase Transformations
  • Resistance
  • Superconductivity
  • Time Dependence
  • Transition Temperature
  • Transitions

Fields of Study

  • Physics

Readers

  • Calculus or Mathematical Analysis
  • Materials Science and Engineering.
  • Quantum spin resonance or Electron Paramagnetic Resonance spectroscopy.

Technology Areas

  • Microelectronics
  • Microelectronics - Graphene
  • Quantum Computing