A G Unil Perera
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Explore the profile of A G Unil Perera including associated specialties, affiliations and a list of published articles.
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Articles
12
Citations
71
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Recent Articles
1.
Karunarathne B, Dunuweera S, Medagedara A, Velauthapillai D, Punniamoorthy R, Perera A, et al.
ACS Omega
. 2023 Jul;
8(26):23501-23509.
PMID: 37426205
Although perovskite solar cells (PSCs) have reached a record high conversion efficiency of 25.7%, the materials used to fabricate them invoke costly hole-transporting materials, such as spiro-OMeTAD, and expensive gold...
2.
Ghimire H, Viennois E, Hu X, Qin G, Merlin D, Perera A
J Biophotonics
. 2022 Feb;
15(6):e202100307.
PMID: 35133076
This study uses infrared spectrometry coupled with data analysis techniques to understand colitis-induced alterations in the molecular components of serum samples. Using samples from 18 ulcerative colitis patients and 28...
3.
Perera A
Micromachines (Basel)
. 2021 Sep;
12(9).
PMID: 34577714
Infrared radiation (IR) was accidentally discovered in 1800 by the astronomer Sir William Herschel [...].
4.
Ghimire H, Hu X, Qin G, Perera A
Biomed Opt Express
. 2020 Sep;
11(8):4679-4694.
PMID: 32923071
This study presents an application of infrared spectroscopy of sera for monitoring the efficacy of anti-TNFα therapy for inflammatory bowel diseases. Understanding the therapeutic response includes the analysis of absorption...
5.
Ghimire H, Garlapati C, Janssen E, Krishnamurti U, Qin G, Aneja R, et al.
Cancers (Basel)
. 2020 Jul;
12(7).
PMID: 32605072
Protein structural alterations, including misfolding and aggregation, are a hallmark of several diseases, including cancer. However, the possible clinical application of protein conformational analysis using infrared spectroscopy to detect cancer-associated...
6.
Ghimire H, Jayaweera P, Somvanshi D, Lao Y, Perera A
Micromachines (Basel)
. 2020 Jun;
11(6).
PMID: 32481650
The use of multilayer semiconductor heterojunction structures has shown promise in infrared detector applications. Several heterostructures with innovative compositional and architectural designs have been displayed on emerging infrared technologies. In...
7.
Ghimire H, Venkataramani M, Bian Z, Liu Y, Perera A
Sci Rep
. 2017 Dec;
7(1):16993.
PMID: 29209060
This study presents, attenuated total reflection Fourier transforms infrared spectroscopy of dried serum samples in an effort to assess biochemical changes induced by non-Hodgkin's lymphoma and subcutaneous melanoma. An EL4...
8.
Titus J, Ghimire H, Viennois E, Merlin D, Perera A
J Biophotonics
. 2017 Jul;
11(3).
PMID: 28742273
There remains a great need for diagnosis of inflammatory bowel disease, for which the current technique, colonoscopy, is costly and also has risks for complications. Attenuated total reflectance Fourier transform...
9.
Titus J, Viennois E, Merlin D, Perera A
J Biophotonics
. 2016 Apr;
10(3):465-472.
PMID: 27094092
This article describes a rapid, simple and cost-effective technique that could lead to a screening method for colitis without the need for biopsies or in vivo measurements. This screening technique...
10.
Lao Y, Perera A, Li L, Khanna S, Linfield E, Zhang Y, et al.
Opt Lett
. 2016 Jan;
41(2):285-8.
PMID: 26766695
We report a wavelength threshold extension, from the designed value of 3.1 to 8.9 μm, in a p-type heterostructure photodetector. This is associated with the use of a graded barrier...