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3篇 您的检索式:作者名="SONALI VERMA"
    题名 作者 年代 出处 被引量
1Review of current progress in hole-transporting materials for perovskite solar cells显示文摘Recent advancements in perovskites’ application as a solar energy harvester have been astonishing. The power conversion efficiency(PCE) of perovskite solar cells(PSCs) is currently reaching parity(>25 percent), an accomplishment attained over past decades. PSCs are seen as perovskites sandwiched between an electron transporting material(ETM) and a hole transporting material(HTM). As a primary component of PSCs, HTM has been shown to have a considerable effect on solar energy harvesting, carrier extraction and transport, crystallization of perovskite, stability, and price. In PSCs, it is still necessary to use a HTM.While perovskites are capable of conducting holes, they are present in trace amounts, necessitating the use of an HTM layer for efficient charge extraction. In this review, we provide an understanding of the significant forms of HTM accessible(inorganic, polymeric and small molecule-based HTMs), to motivate further research and development of such materials. The identification of additional criteria suggests a significant challenge to high stability and affordability in PSC.Prerna Mahajan Bhavya Padha Sonali Verma Vinay Gupta Ram Datt Wing Chung Tsoi Soumitra Satapathi Sandeep Arya 2022Journal of Energy Chemistry2022,31,5:3
2Newly identified genetic variant rs2294693 in UNC5CL gene is associated with decreased risk of esophageal carcinoma in the J&K Population–India显示文摘Esophageal cancer is the second most common type of cancer after lung carcinoma in the state of Jammu and Kashmir(J&K).The understanding of genetics in Esophageal cancer development is poor in the state.Genome wide association studies(GWAS)has proved to be unsurpassed tool in identification of new loci associated with different cancers.GWAS in Chinese population has identified SNP rs2294693 present in UNC5CL(UNC-5 Family C-Terminal like)to be associated with non-cardia gastric cancer.We performed a case control association study and genotyped the SNP rs2294693 using Taqman allele discrimination assay in 566 individuals(166 esophageal cancer patients and 400 controls)belonging to the J&K population.A statistically significant protective association with allelic odds ratio of 0.73(0.56–0.94 at 95%CI)and p value=0.016 was observed.This is the first study in relation to esophageal cancer in the Jammu and Kashmir population,so far it has been studied in association with gastric carcinoma in the Chinese population only.The results indicate that the polymorphism rs2294693 is associated with esophageal cancer susceptibility and the mutant(T)allele might be a protective factor for esophageal cancer among Jammu and Kashmir population.Further the functional characterization of the variation is also warranted.RUCHI SHAH SONALI VERMA AMRITA BHAT GH RASOOL BHAT VARUN SHARMA INDU SHARMA HEMENDER SINGH SANDEEP KAUL EKTA RAI SWARKAR SHARMA 2021BIOCELL2021,45,3:0
3Curvelet Transform Based on Edge Preserving Filter for Retinal Blood Vessel Segmentation显示文摘Segmentation of vessel in retinal fundus images is a primary step for the clinical identification for specific eye diseases.Effective diagnosis of vascular pathologies from angiographic images is thus a vital aspect and generally depends on segmentation of vascular structure.Although various approaches for retinal vessel segmentation are extensively utilized,however,the responses are lower at vessel’s edges.The curvelet transform signifies edges better than wavelets,and hence convenient for multiscale edge enhancement.The bilateral filter is a nonlinear filter that is capable of providing effective smoothing while preserving strong edges.Fast bilateral filter is an advanced version of bilateral filter that regulates the contrast while preserving the edges.Therefore,in this paper a fusion algorithm is recommended by fusing fast bilateral filter that can effectively preserve the edge details and curvelet transform that has better capability to detect the edge direction feature and better investigation and tracking of significant characteristics of the image.Afterwards C mean thresholding is used for the extraction of vessel.The recommended fusion approach is assessed on DRIVE dataset.Experimental results illustrate that the fusion algorithm preserved the advantages of the both and provides better result.The results demonstrate that the recommended method outperforms the traditional approaches.Sonali Dash Sahil Verma Kavita N.Z.Jhanjhi Mehedi Masud Mohammed Baz 2022Computers, Materials & Continua2022,,5:0
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