Magnetic-field-driven destruction of quantum Hall states in a double quantum well

GS Boebinger, HW Jiang, LN Pfeiffer, KW West - Physical review letters, 1990‏ - APS
The magnetotransport of double-quantum-well structures reveals a high-magnetic-field
regime in which quantum Hall states at odd-integer ν are missing, where ν is the number of …

Observation of a linearly dispersing collective mode in a quantum Hall ferromagnet

IB Spielman, JP Eisenstein, LN Pfeiffer, KW West - Physical review letters, 2001‏ - APS
Double-layer two-dimensional electron systems can exhibit a fascinating collective phase
believed to display both quantum ferromagnetism and excitonic superfluidity. This unusual …

Magnetotunneling spectroscopy of a biased triple-barrier semiconductor heterostructure

R Velásquez - Superlattices and Microstructures, 2006‏ - Elsevier
In this work we describe a magnetotunneling spectroscopy technique for probing the
localization degree of two-dimensional states and map** the subbands in the active …

Probing a two-dimensional Fermi surface by tunneling

JP Eisenstein, TJ Gramila, LN Pfeiffer, KW West - Physical Review B, 1991‏ - APS
Equilibrium tunneling between parallel two-dimensional electron systems is measured as a
function of in-plane magnetic field and sheet density. For equal two-dimensional densities …

Electric-field domains in semiconductor superlattices: A novel system for tunneling between 2D systems

HT Grahn, RJ Haug, W Müller, K Ploog - Physical review letters, 1991‏ - APS
The boundary between electric-field domains in semiconductor superlattices represents a
tunneling barrier. While most of the superlattice is coupled resonantly the current through the …

Signatures of phonon and defect-assisted tunneling in planar metal–hexagonal boron nitride–graphene junctions

U Chandni, K Watanabe, T Taniguchi… - Nano letters, 2016‏ - ACS Publications
Electron tunneling spectroscopy measurements on van der Waals heterostructures
consisting of metal and graphene (or graphite) electrodes separated by atomically thin …

Field emission in emerging two-dimensional and topological materials: A perspective

WJ Chan, C Chua, YS Ang… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Since the first field emission model or the well-known Fowler–Nordheim (FN) law was
formulated about a century ago (in 1928), it remains an active topic to discover different …

Tunneling between parallel two-dimensional electron gases

N Turner, JT Nicholls, EH Linfield, KM Brown… - Physical Review B, 1996‏ - APS
The tunneling between two parallel two-dimensional electron gases (2DEGs) has been
investigated as a function of temperature T, carrier density n, and the applied perpendicular …

Tunneling conductance between parallel two-dimensional electron systems

L Zheng, AH MacDonald - Physical Review B, 1993‏ - APS
We derive and evaluate expressions for the low-temperature dc equilibrium tunneling
conductance between parallel two-dimensional electron systems. Our theory is based on a …

Conductance modulation in double quantum wells due to magnetic field-induced anticrossing

JA Simmons, SK Lyo, NE Harff, JF Klem - Physical review letters, 1994‏ - APS
We observe a strong modulation of the low temperature in-plane conductance G∥ of
coupled quantum wells (QW's) by an in-plane magnetic field B∥ and attribute this to an …