Evidence map›Paper›PMID 40153425›Full record

ArticlePloS one2025

Hollow-core PCF for terahertz sensing: A new approach for ethanol and benzene detection.

Md Golam Sadeque, Suchana Aktar Tithi, Md Safiul Islam, A H M Iftekharul Ferdous, Diponkar Kundu, Md Galib Hasan, Md Zakirul Islam Sarker

Abstract read
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In one paragraph

Article in PloS one, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Md Golam SadequeDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.
Suchana Aktar TithiDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.
Md Safiul IslamDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.
A H M Iftekharul FerdousDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.ORCID 0009-0007-3271-8630
Diponkar KunduDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.
Md Galib HasanDepartment of Electrical and Electronic Engineering, Pabna University of Science and Technology, Pabna, Bangladesh.
Md Zakirul Islam SarkerDepartment of Electrical and Electronic Engineering, Khulna University of Engineering and Technology, Khulna, Bangladesh.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Terahertz (THz) spectroscopy is becoming a powerful technique for non-destructive, label-free chemical sensing with applications ranging from medicinal research to security screening. Enhancing THz spectroscopy's sensitivity and selectivity is crucial to maximizing its potential. In this work, we offer a novel optical fiber design, square shape core PCF that is tailored to exploit improved optical features at exterior in the THz region. This analysis suggests that a square shape and three layers with square air apertures for the cladding and core would be ideal. The mathematical analysis is carried out at THz wave dissemination utilizing FEM and boundaries circumstance of the Perfectly Matched Layer. Using the simulation method, the constructed square PCF sensor achieves very high relative sensitivity (94.45%, 94.80%) at 2 THz for two compounds: ethanol (n = 1.354), and benzene (n = 1.36). On the other hand, the low confinement loss (CL) values for the same two compounds at 2 THz are 1.17 ×  10-05 dB/m, and 1.32 ×  1 0-05 dB/m, in that order. We also looked at the potential applications of this special fiber in a variety of fields, including environmental monitoring, chemical sensing, and biomedical diagnostics. The square PCF with square core has hitherto unexplored opportunities for the development of extremely selective and sensitive THz spectroscopic devices with important social consequences in domain of THz perception of chemicals.

Indexed as

BenzeneEthanolOptical FibersTerahertz SpectroscopyBenzeneEthanol

Identifiers

PMID40153425
PMCPMC11952228

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.