Evidence map›Paper›PMID 38267462›Full record

ArticleScientific reports2024

Simulational investigation of self-aligned bilayer linear grating enabling highly enhanced responsivity of MWIR InAs/GaSb type-II superlattice (T2SL) photodetector.

Minseok Lee, Zahyun Ku, Seungjin Jeong, Jehwan Hwang, Junghyun Lee, Junoh Kim, Sang-Woo Kang, Augustine Urbas, Hagyoul Bae, Bongjoong Kim

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Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

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5 · Who and what money

Authors and funding

10 authors.

Minseok Lee *Department of Mechanical and System Design Engineering, Hongik University, Seoul, 04066, Republic of Korea.
Zahyun Ku *Materials and Manufacturing Directorate, Air Force Research Laboratory, Wright-Patterson Air Force Base, Wright-Patterson AFB, 45433, USA.
Seungjin JeongDepartment of Mechanical and System Design Engineering, Hongik University, Seoul, 04066, Republic of Korea.
Jehwan HwangOptical Lens Materials Research Center, Korea Photonics Technology Institute (KOPTI), Gwangju, 61007, Republic of Korea.
Junghyun LeeDepartment of Mechanical and System Design Engineering, Hongik University, Seoul, 04066, Republic of Korea.
Junoh KimAdvanced Instrumentation Institute, Korea Research Institute of Standards and Science, Daejeon, 34113, Republic of Korea.
Sang-Woo KangAdvanced Instrumentation Institute, Korea Research Institute of Standards and Science, Daejeon, 34113, Republic of Korea.
Augustine UrbasMaterials and Manufacturing Directorate, Air Force Research Laboratory, Wright-Patterson Air Force Base, Wright-Patterson AFB, 45433, USA.
Hagyoul BaeDepartment of Electronic Engineering, Jeonbuk National University, Jeonju, 54896, Republic of Korea. hagyoul.bae@jbnu.ac.kr.
Bongjoong KimDepartment of Mechanical and System Design Engineering, Hongik University, Seoul, 04066, Republic of Korea. bjkim23@hongik.ac.kr.

Funding

Air Force Office of Scientific Research FA2386-22-1-4025Hongik University New faculty research support fundNational Research Foundation of Korea 2022R1F1A1064223
6 · The paper itself

Abstract

Linear gratings polarizers provide remarkable potential to customize the polarization properties and tailor device functionality via dimensional tuning of configurations. Here, we extensively investigate the polarization properties of single- and double-layer linear grating, mainly focusing on self-aligned bilayer linear grating (SABLG), serving as a wire grid polarizer in the mid-wavelength infrared (MWIR) region. Computational analyses revealed the polarization properties of SABLG, highlighting enhancement in TM transmission and reduction in TE transmission compared to single-layer linear gratings (SLG) due to optical cavity effects. As a result, the extinction ratio is enhanced by approximately 2724-fold in wavelength 3-6 μm. Furthermore, integrating the specially designed SABLG with an MWIR InAs/GaSb Type-II Superlattice (T2SL) photodetector yields a significantly enhanced spectral responsivity. The TM-spectral responsivity of SABLG is enhanced by around twofold than the bare device. The simulation methodology and analytical analysis presented herein provide a versatile route for designing optimized polarimetric structures integrated into infrared imaging devices, offering superior capabilities to resolve linear polarization signatures.

Identifiers

PMID38267462
PMCPMC10808251

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.