Exponential analysis in physical phenomena

AA Istratov, OF Vyvenko - Review of Scientific Instruments, 1999 - pubs.aip.org
Many physical phenomena are described by first-order differential equations whose solution
is an exponential decay. Determining the time constants and amplitudes of exponential …

Laplace-transform deep-level spectroscopy: The technique and its applications to the study of point defects in semiconductors

L Dobaczewski, AR Peaker… - Journal of applied …, 2004 - pubs.aip.org
Thermal emission of current carriers from defects in semiconductors has been used as a
characterization technique for over 50 years. One of the most significant early publications …

Laplace transform deep‐level transient spectroscopic studies of defects in semiconductors

L Dobaczewski, P Kaczor, ID Hawkins… - Journal of applied …, 1994 - pubs.aip.org
A quantitative improvement in deep-level transient spectroscopy (DLTS) resolution has been
demonstrated by using Laplace transform method for the emission rate analysis. Numerous …

[HTML][HTML] Alloy splitting of the FeGa acceptor level in dilute AlxGa1− xN

P Kruszewski, VP Markevich, AR Peaker… - Applied Physics …, 2023 - pubs.aip.org
The results of conventional deep-level transient spectroscopy (DLTS) and high-resolution
Laplace DLTS measurements of the Fe Ga (0/−) acceptor level in dilute Al x Ga 1− x N layers …

Characterisation of negative-U defects in semiconductors

J Coutinho, VP Markevich… - Journal of Physics …, 2020 - iopscience.iop.org
This review aims at providing a retrospective, as well as a description of the state-of-the-art
and future prospects regarding the theoretical and experimental characterisation of negative …

Tetrahedrally symmetric DX-like states of substitutional donors in GaAs and As alloys

DJ Chadi - Physical Review B, 1992 - APS
The structural and electronic properties of Si, Ge, Sn, S, Se, and Te substitutional donors in
GaAs are examined via self-consistent pseudopotential calculations. Two distinct negatively …

centers in GaAs and GaSb

MH Du, SB Zhang - Physical Review B—Condensed Matter and Materials …, 2005 - APS
We propose a DX center, β-cation-cation-bonded (CCB)-DX, in III-V semiconductors based
on first-principles calculations. Detailed structural and energetic analyses show that the …

Temperature‐time duality and deep level spectroscopies

S Agarwal, YN Mohapatra, VA Singh - Journal of applied physics, 1995 - pubs.aip.org
Relaxation of deep levels in semiconductors is studied through capacitance transients. We
explore the temperature‐time duality relationship which is inherent in such thermal …

Structure of the DX state formed by donors in (Al,Ga)As and Ga(As,P)

L Dobaczewski, P Kaczor, M Missous… - Journal of applied …, 1995 - pubs.aip.org
High‐resolution Laplace‐transform deep level transient spectroscopy has been used to
study the influence of the defect local environment on electron emission from the DX centers …

Orthorhombic symmetry DX centers in S-doped GaSb, GaAs, and As

CH Park, DJ Chadi - Physical Review B, 1996 - APS
We identify a different type of deep donor DX center with orthorhombic C 2 v symmetry in III-
V semiconductors. The center is predicted to occur only for anion site dopants, especially S …