Investigation of deep levels in high-resistivity bulk materials by photo-induced current transient spectroscopy. I. Review and analysis of some basic problems

JC Balland, JP Zielinger, C Noguet… - Journal of Physics D …, 1986 - iopscience.iop.org
The use of photo-induced current transients as a means for the detection of deep trapping
levels in high-resistivity bulk materials and for the determination of their parameters is …

Deep energy levels in CdTe and CdZnTe

A Castaldini, A Cavallini, B Fraboni… - Journal of applied …, 1998 - pubs.aip.org
The deep levels present in semiconducting CdTe and semi-insulating CdTe: Cl and Cd 0.8
Zn 0.2 Te have been investigated by means of cathodoluminescence, deep level transient …

Local Mapping of Generation and Recombination Lifetime in BiFeO3 Single Crystals by Scanning Probe Photoinduced Transient Spectroscopy

M Alexe - Nano letters, 2012 - ACS Publications
Carrier lifetime in photoelectric processes is the average time an excited carrier is free
before recombining or trapping. Lifetime is directly related to defects and it is a key …

Transient photoconductivity measurements in semi‐insulating GaAs. I. An analog approach

RE Kremer, MC Arikan, JC Abele… - Journal of applied …, 1987 - pubs.aip.org
An experimental arrangement is described by which emission coefficient behavior
associated with deep‐level traps in semi‐insulating GaAs can be surveyed, from the …

Investigation of deep levels in high-resistivity bulk materials by photo-induced current transient spectroscopy. II. Evaluation of various signal processing methods

JC Balland, JP Zielinger, M Tapiero… - Journal of Physics D …, 1986 - iopscience.iop.org
For pt. I see ibid., vol. 19, p. 57 (1986). The aim of the paper is to describe the principles and
the features of several signal processing methods suitable for exponential photocurrent …

Comparison of electrical and luminescence data for the A center in CdTe

A Castaldini, A Cavallini, B Fraboni… - Applied physics …, 1996 - pubs.aip.org
We have investigated the electrical and optical properties of the deep levels responsible for
the 1.4–1.5 eV luminescence band usually observed in II–VI compounds. We compared the …

Charge Transport and Observation of Persistent Photoconductivity in Tl6SeI4 Single Crystals

S Das, JA Peters, W Lin, SS Kostina… - The Journal of …, 2017 - ACS Publications
The chalcohalide compound Tl6SeI4 is a promising wide-bandgap semiconductor for
efficient hard radiation detection at room temperature due to its high density, average atomic …

Deep center characterization by photo‐induced transient spectroscopy

MJSP Brasil, P Motisuke - Journal of applied physics, 1990 - pubs.aip.org
We show that photo‐induced current transients in semi‐insulating GaAs are well fitted by a
unique sum of exponentials including the anomalous case, in which one of the exponentials …

Contactless electrical defect characterization in semiconductors by microwave detected photo induced current transient spectroscopy (MD‐PICTS) and microwave …

B Berger, N Schüler, S Anger… - … status solidi (a), 2011 - Wiley Online Library
The contactless electrical characterization techniques MDP and MD‐PICTS will be
presented in this paper. Both methods are predestined for defect investigation in a variety of …

Deep energy levels and photoelectrical properties of thin cuprous oxide films

AE Rakhshani, Y Makdisi, X Mathew - Thin Solid Films, 1996 - Elsevier
Thin films of cuprous oxide have been electrodeposited on molybdenum substrates. Some
preliminary photoelectrical properties of two devices with semitransparent aluminum and …