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Title: Advanced measurements and techniques in high magnetic fields

Technical Report ·
DOI:https://doi.org/10.2172/505370· OSTI ID:505370
;  [1];  [2];  [3]
  1. Los Alamos National Lab., NM (United States)
  2. Florida State Univ., Tallahassee, FL (United States)
  3. Northeastern Univ., Boston, MA (United States)

This is the final report of a one-year, Laboratory-Directed Research and Development (LDRD) project at the Los Alamos National Laboratory (LANL). High magnetic fields present a unique environment for studying the electronic structure of materials. Two classes of materials were chosen for experiments at the national high Magnetic Field Laboratory at Los Alamos: highly correlated electron systems and semiconductors. Magnetotransport and thermodynamic experiments were performed on the renormalized ground states of highly correlated electron systems (such as heavy fermion materials and Kondo insulators) in the presence of magnetic fields that are large enough to disrupt the many-body correlations. A variety of optical measurements in high magnetic fields were performed on semiconductor heterostructures including GaAs/AlGaAs single heterojunctions (HEMT structure), coupled double quantum wells (CDQW), asymmetric coupled double quantum wells (ACDQW), multiple quantum wells and a CdTe single crystal thin film.

Research Organization:
Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE Assistant Secretary for Human Resources and Administration, Washington, DC (United States)
DOE Contract Number:
W-7405-ENG-36
OSTI ID:
505370
Report Number(s):
LA-UR-97-1514; ON: DE97007836; TRN: 97:013357
Resource Relation:
Other Information: PBD: [1997]
Country of Publication:
United States
Language:
English