The historical development of infrared photodetection based on intraband transitions

Q Hao, X Zhao, X Tang, M Chen - Materials, 2023 - mdpi.com
The infrared technology is entering widespread use as it starts fulfilling a growing number of
emerging applications, such as smart buildings and automotive sectors. Majority of infrared …

Leaky electronic states for photovoltaic photodetectors based on asymmetric superlattices

GM Penello, PH Pereira, MP Pires, D Sivco… - Applied Physics …, 2018 - pubs.aip.org
The concept of leaky electronic states in the continuum is used to achieve room temperature
operation of photovoltaic superlattice infrared photodetectors. A structural asymmetric …

Exploring parity anomaly for dual peak infrared photodetection

GM Penello, MH Degani, MZ Maialle… - IEEE Journal of …, 2016 - ieeexplore.ieee.org
In this paper, we show a superlattice quantum well infrared photodetector (S-QWIP) grown
by metal-organic vapor phase epitaxy with two narrow photocurrent peaks in the mid …

Progress in symmetric and asymmetric superlattice quantum well infrared photodetectors

GM Penello, PH Pereira, L Guerra, LD Pinto… - Annalen der …, 2019 - Wiley Online Library
Herein, two challenges are addressed, which quantum well infrared photodetectors
(QWIPs), based on III‐V semiconductors, face, namely: photodetection within the so‐called …

High performance dual-mode operation asymmetric superlattice infrared photodetector using leaky electronic states

PH Pereira, GM Penello, MP Pires, D Sivco… - Journal of Applied …, 2019 - pubs.aip.org
We use the leaky electronic state in the continuum concept to create a photovoltaic and
photoconductive dual-mode operation superlattice infrared photodetector working at a …

Tailoring optical transitions with GaAs/AlGaAs quantum Bragg mirror detectors (QBMDs)

GM Penello, PH Pereira, GM Torelly… - Journal of Integrated …, 2024 - jics.org.br
The quantum Bragg mirror detector (QBMD) is an innovative class of photodetectors
designed to explore optical transitions from the ground state to bound states or to leaky …

Role of structural parameters on the leaky electronic states in the continuum of superlattice structures

PH Pereira, GM Penello, MP Pires, M Helm… - Journal of Integrated …, 2020 - jics.org.br
We present the concept of a leaky electronic state in the continuum in a semiconductor
superlattice with a structural defect. The required conditions for such unusual electronic state …

Voltage-tunable dual-colour quantum Bragg mirror detector (QBMD)

GM Penello, PH Pereira, VB Sousa… - Opto-Electronics …, 2023 - journals.pan.pl
The electronic quasi-bound state in the continuum concept is explored in an InGaAs/InAlAs
heterostructure to create a voltage-tunable dual-colour quantum Bragg mirror detector. This …

Quantum well infrared photodetector for the swir range

P Pereira, L Guerra, GM Penello, MP Pires… - … and Advances in …, 2020 - Springer
Abstract An InGaAs/InAlAs superlattice infrared photodetector is developed to reach the
forbidden gap in the SWIR range for arsenides, between 1.7 and 2.5 μm, appropriate for …

e-mulate: a user-friendly software to calculate optoelectronic properties of quantum well systems

PH Pereira, GM Torelly, MS Lacerda… - … 35th Symposium on …, 2021 - ieeexplore.ieee.org
We present e-mulate, an user-friendly software developed to calculate the electronic states
of quantum well heterostructures. e-mulate was designed with a graphical user interface for …