Linking the Researchers, Developing the Innovations
A file oriented unstructured data collected and transformed into the data warehouse .Two or more records identified separately actually represent same real world entity, detection and prevention to improve data quality. The proposed technique introduces smart tokens of most representative attributes by sorting those tokens identical records are bring into close neighborhood, record duplicates are identified and removed from the data. Clean consistent and non duplicated data loaded into warehouse. The technique is a mile stone for cleaning data as with the explosive amount of data recording it is the need of time that more corrected data to be provided to the data mangers for effective decisions making.
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 11, PP. 207-223, November 2025
This study presents a new framework of cloud-based multi-agent reinforcement learning an active dynamic portfolio optimization framework, which overcomes the inherent issues of adaptive asset allocation in changing market environment. The proposed architecture works with dedicated agents which are trained through Proximal Policy Optimization used to identify market regimes in real-time on the basis of which agent contributions are weighted by an attention-based meta-controller. The distributed cloud infrastructure provides the ability to perform simultaneously with experience collection and release asynchronous gradient updates and converges 87% faster than single agent baselines. Detailed analysis on empirical S&P 500 and global ETF indexes data over a series of market cycles indicates significant performance benefits: 21.4% annualized returns and Sharpe ratio of 1.57, or 35.3% better than the same idea using state-of-the-art single-agent deep-reinforcement learning algorithms and 118% compared to conventional mean-variance optimization. The model has strong risk control strength that has a maximum drawdown of 11.8% as opposed to the 24.3% in buy-and-hold models but has high returns in both bullish and high volatility bear markets. The important roles of multi-agent specialization, attention mechanisms and cloud-based scalability are authenticated by ablation studies. These results form a huge breakthrough that can be seen in autonomous portfolio management systems that can dynamically adjust to changing financial environments in real-time.
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[2]. Cao, L. Lei, Y. Liu, Z. Chen, S. Shi, B. Li, W. Xu, and Z.-X. Yang, “Skeleton information-driven reinforcement learning framework for robust and natural motion of quadruped robots,” Symmetry, vol. 17, no. 11, p. 1787, Oct. 2025. DOI: 10.3390/sym17111787
[3]. Zhou, L. Dong, and Y. Wang, “Prediction and control of hovercraft cushion pressure based on deep reinforcement learning,” J. Mar. Sci. Eng., vol. 13, no. 11, p. 2058, Oct. 2025. DOI: 10.3390/jmse13112058
[4]. S. Li, M. López-Benítez, E. G. Lim, F. Ma, M. Cao, L. Yu, and X. Qin, “Enabling cooperative autonomy in UUV clusters: A survey of robust state estimation and information fusion techniques,” Drones, vol. 9, no. 11, p. 752, Oct. 2025. DOI: 10.3390/drones9110752
[5]. T. Dieguez and S. Gomes, “Bridging intention and action in sustainable university entrepreneurship: The role of motivation and institutional support,” Adm. Sci., vol. 15, no. 11, p. 422, Oct. 2025. DOI: 10.3390/admsci15110422
[6]. Nguyen, O. Mayet, and S. Desai, “Operational and supply chain growth trends in basic apparel distribution centers: A comprehensive review,” Logistics, vol. 9, no. 4, p. 154, Oct. 2025. DOI: 10.3390/logistics9040154
[7]. L. AlTerkawi and M. AlTarawneh, “Federated decision transformers for scalable reinforcement learning in smart city IoT systems,” Future Internet, vol. 17, no. 11, p. 492, Oct. 2025. DOI: 10.3390/fi17110492
[8]. Nucci and G. Papadia, “Hybrid genetic algorithm and deep reinforcement learning framework for IoT-enabled healthcare equipment maintenance scheduling,” Electronics, vol. 14, no. 21, p. 4160, Oct. 2025. DOI: 10.3390/electronics14214160
[9]. X. Hao, S. Wang, X. Liu, T. Wang, G. Qiu, and Z. Zeng, “Q-learning-based multi-strategy topology particle swarm optimization algorithm,” Algorithms, vol. 18, no. 11, p. 672, Oct. 2025. DOI: 10.3390/a18110672
[10]. Fulgione, S. Palladino, L. Esposito, S. Sarfarazi, and M. Modano, “A multi-stage framework combining experimental testing, numerical calibration, and AI surrogates for composite panel characterization,” Buildings, vol. 15, no. 21, p. 3900, Oct. 2025. DOI: 10.3390/buildings1521390
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 11, PP. 197-206, November 2025
The article presents a novel artificial intelligence based computational cloud-based financial market simulator and prediction model. The proposed system incorporates the state-of-the-art generative models, including the Generative Adversarial Networks (GANs), Variational Autoencoders (VAEs), diffusions alongside combinations of hybrid time-series forecasting networks, including Prophet-LSTM or Transformer-based architectures. The framework operates at scale on the distributed cloud platforms (aws, Azure, GCP) that help to train and serve in parallel and provide training and real-time inference. According to the provided experimental analysis of the use of the S and P 500 and cryptocurrency as models reveals a higher accuracy of 94.7% in prediction, a lower mean error of 15.3% and a reduced time of 3.2 longer to train when trained on the basis of parallelization in a cloud-based environment. The system exhibits high scenarios bearing capabilities which are 10,000 synthetics produced in a second at statistical accuracy up to the past tendencies. The research contributes to the creation of financial technology through synergistic integration of generative AI, cloud computing, and quantitative finance methods.
[1] J. Li, Y. Liu, W. Liu, S. Fang, L. Wang, C. Xu, and J. Bian, “MarS: A financial market simulation engine powered by generative foundation model,” arXiv preprint arXiv:2409.07486, 2024. DOI: 10.48550/arXiv.2409.07486.
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[7] K. M. Antony, “An empirical analysis of the impact of cloud computing and distributed systems on corporate finance decision-making, risk management, and financial performance in a digitally transformed economy,” International Journal of Finance, vol. 38, no. 2, pp. 1–25, 2025. DOI: 10.34218/IJFIN.38.2.001.
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© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 10, PP. 191-196, October 2025
This study presents a nonlinear mathematical model describing the interaction of uninfected cells, infected cells, viral particles, immune cells (T-cells), and chemotherapy. The analytical results establish that the system preserves biological feasibility, with all state variables remaining positive and bounded over time. Numerical simulations are carried out using biologically motivated parameters, and the results provide insights into the balance between viral replication, immune clearance, and chemotherapy dynamics. The findings highlight the critical role of immune T-cells and chemotherapy factors in shaping the infection outcome and suggest possible directions for improving therapeutic strategies through mathematical analysis.
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© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 186-190, September 2025
FTO (fluorine-doped tin oxide) based perovskite solar cell using SnO2 as ETL which is a low temperature material has gained significant interest because of its wide band gap, high electron mobility, high chemical stability and good antireflective properties. However, other metallic oxide materials like TiO2 have low charge mobility, high charge recombination rate, miss match of band gap to the perovskite layer, low compatibility with perovskite layer and cause more degradation when exposed to light. Due to their outstanding optical, electrical, mechanical qualities, low temperature synthesis and good compatibility with the PSC layer SnO2 material have been widely employed in PSCs to address these difficulties. Due to its many advantageous characteristics, SnO2 is one of the most potential materials for high-performance PSC modules with high efficiency in the future. This study will demonstrate how we form SnO2 solution and how we utilize SnO2 to work as a ETL efficiently for that we Examined how the addition of binder affect the optical, morphological, and structural characteristics of SnO2 in PSC based on FTO. We use Terpineol as a binder using ethanol as a solvent with some additives like HCL to increase stability. The measurements taken 2.7g of Sncl2.2H2O, 10ml HCL and 10ml of ethanol. Stirred the mixture using magnetic stirrer at room temperature for 1hr with 1000 rpm on Hot plate. Utilizing the spin coating process, deposit the solution for 35 seconds at 2500 RPM. The morphology, crystallinity and transmittance of all the samples were characterized using atomic force microscope AFM, X-ray diffraction spectrometer and UV-VIS.
[1] J. Peng, L. Lu, and H. Yang, "Review on life cycle assessment of energy payback and greenhouse gas emission of solar photovoltaic systems," Renewable and sustainable energy reviews, vol. 19, pp. 255-274, 2013.
[2] R. Pulselli, E. Simoncini, F. Pulselli, and S. Bastianoni, "Emergy analysis of building manufacturing, maintenance and use: Em-building indices to evaluate housing sustainability," Energy and buildings, vol. 39, pp. 620-628, 2007.
[3] V. Tyagi, N. A. Rahim, N. Rahim, A. Jeyraj, and L. Selvaraj, "Progress in solar PV technology: Research and achievement," Renewable and sustainable energy reviews, vol. 20, pp. 443-461, 2013.
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[6] D. Prochowicz, M. M. Tavakoli, M. Wolska-Pietkiewicz, M. Jędrzejewska, S. Trivedi, M. Kumar, et al., "Suppressing recombination in perovskite solar cells via surface engineering of TiO2 ETL," Solar Energy, vol. 197, pp. 50-57, 2020.
[7] Y. Wang, J. Wan, J. Ding, J. S. Hu, and D. Wang, "A rutile TiO2 electron transport layer for the enhancement of charge collection for efficient perovskite solar cells," Angewandte Chemie International Edition, vol. 58, pp. 9414-9418, 2019.
[8] Z. Arshad, S. Shakir, A. H. Khoja, A. H. Javed, M. Anwar, A. Rehman, et al., "Performance analysis of calcium-doped titania (TiO2) as an effective electron transport layer (ETL) for perovskite solar cells," Energies, vol. 15, p. 1408, 2022.
[9] J. Song, E. Zheng, J. Bian, X.-F. Wang, W. Tian, Y. Sanehira, et al., "Low-temperature SnO 2-based electron selective contact for efficient and stable perovskite solar cells," Journal of Materials Chemistry A, vol. 3, pp. 10837-10844, 2015.
[10] J. Barbé, M. L. Tietze, M. Neophytou, B. Murali, E. Alarousu, A. E. Labban, et al., "Amorphous tin oxide as a low-temperature-processed electron-transport layer for organic and hybrid perovskite solar cells," ACS applied materials & interfaces, vol. 9, pp. 11828-11836, 2017
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 183-185, September 2025
To minimize losses in perovskite-silicon tandem solar cells, we apply optical modeling techniques that require precise optical constants obtained through methods like spectrophotometry and ellipsometry. Our research focuses on validating optical properties to reduce losses, thereby improving overall efficiency compared to single-junction cells. Recent developments have highlighted perovskites with wide bandgaps. Achieving current matching in two-terminal devices is essential due to interference effects in multi-layered tandems. Extensive modeling investigated varying bandgaps and pyramid heights to attain current matching, demonstrating that a 1.7 eV bandgap perovskite can achieve high efficiency. Reducing losses can further enhance performance.
[1] Z. J. Yu, M. Leilaeioun, and Z. Holman, “Selecting tandem partners for silicon solar cells,” Nature Energy, vol. 1, p. 16137, 2016.
[2] D. P. McMeekin et al., “A mixed-cation lead mixedhalide perovskite absorber for tandem solar cells,” Science, vol. 351, no. 6269, pp. 151-155, 2016.
[3] S. Manzoor et al., “Improved light management In planner silicon And perovskite Solar cell Using PDMS scattering layer” 2017.
[4] K. A. Bush et al., “Compositional Engineering for Efficient Wide Band Gap Perovskites with Improved Stability to Photoinduced Phase Segregation,” ACS Energy Letters, 2018.
[5] S. Manzoor et al., “Optical modeling of widebandgap perovskite solar cells,” in preparation, 2018.
[6] Kevin A Bush et al., “Minimizing Current and Voltage Losses to Reach 25% Efficient Monolithic Two-Terminal Perovskite–Silicon Tandem Solar Cells” 2018
[7] Z. Yu and Z. Holman, "Predicting the Efficiency of the Silicon Bottom Cell in a Two-Terminal Tandem Solar Cell," IEEE PVSC, 2017.
[8] Z. J. Yu, M. Leilaeioun, and Z. Holman, "Selecting tandem partners for silicon solar cells," Nature Energy, vol. 1, p. 16137, 2016.
[9] D. P. McMeekin et al., "A mixed-cation lead mixedhalide perovskite absorber for tandem solar cells," Science, vol. 351, no. 6269, pp. 151-155, 2016.
[10] K. A. Bush et al., "Compositional Engineering for Efficient Wide Band Gap Perovskites with Improved Stability to Photoinduced Phase Segregation," ACS Energy Letters, 2018.
[11] M. Filipič et al., "CH 3 NH 3 PbI 3 perovskite/silicon tandem solar cells: characterization based optical simulations," Optics express, vol. 23, no. 7, pp. A263-A278, 2015
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 175-182, September 2025
In medical image segmentation, the identification, characterization, and visualization of a tumor’s dimension and region are considered to be very crucial, tedious, and time-consuming tasks. In spite of intensive research, segmentation is still one of the most challenging problems in the medical field due to the variety of image content. In this paper, we propose a new hybrid method for detecting and segmenting tumors in T2-weighted magnetic resonance imaging (MRI) brain scans. The approach begins with an efficient thresholding technique, followed by conventional morphological filtering, and then applies the binary K-means clustering algorithm. Experimental results and performance metrics demonstrate that the proposed method effectively identifies and segments tumors in MRI brain scans with significant accuracy.
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 08, PP. 170-174, August 2025
Cancer is among the deadliest diseases afflicting humanity. At present, there exists no successful therapy. Breast cancer is among the most common kinds of cancer. In 2020, the National Breast Cancer Foundation projected that approximately 276,000 fresh patients of invasive breast cancer and 48,000 fresh patients of non-invasive breast cancer were diagnosed in the USA. The patients have a 99% survival rate, as 64% of these cases are detected in initial stage of the disease. Artificial intelligence (AI) has been utilized to detect deadly diseases, which has enhanced the patient likelihood of survival by enabling early diagnosis and treatment. This research presented convolutional neural network (CNN) for the diagnosis of breast cancer disease automatically. The analysis has been carried out on a real-time invasive ductal carcinoma (IDC) dataset available at Kaggle. The dataset is preprocessed before being fed to CNN. The images is normalized to achieve a better accuracy. The developed model has an accuracy of 90% that is improved by 3% from the previous research paper. Different performances metrics are graphically represented in result section to analyze the model efficiency.
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[10] I. Elansary, A. Ismail, and W. Awad, "Efficient classification model for melanoma based on convolutional neural networks," in Medical Informatics and Bioimaging Using Artificial Intelligence: Challenges, Issues, Innovations and Recent Developments: Springer, 2021, pp. 15-27
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 08, PP. 150-169, August 2025
Pakistan boasts abundant marble reserves, primarily concentrated in provinces like Khyber Pakhtunkhwa and Baluchistan. The extraction of marble blocks in these regions leads to the generation of marble sludge, comprising water and marble powder, which presents significant environmental challenges by contaminating water bodies, infiltrating groundwater, and posing health risks due to airborne particles. Given the pressing climate situation, it is imperative to address these concerns. To mitigate the environmental impact, we propose the application of a geo-polymerization technique. This method leverages marble powder, fly ash, and blast furnace slag to substitute cement in concrete production. Various mixtures were prepared, utilizing different proportions of these components and diverse liquid media. Particularly noteworthy was the use of a Na2SiO3-8M NaOH solution, which yielded concrete samples with significantly higher compressive strength compared to other media. Upon analyzing the results, it has been concluded that replacing 50% of cement with a combination of 25% marble powder and 25% fly ash, using this solution, resulted in an impressive 143% increase in strength compared to standard concrete (M20 grade) and other geo-polymer concretes. This innovative approach not only mitigates the environmental impact of marble sludge but also contributes to a circular economy by producing high-strength geo-polymer concrete suitable for a wide range of applications.
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 11, PP. 207-223, November 2025
This study presents a new framework of cloud-based multi-agent reinforcement learning an active dynamic portfolio optimization framework, which overcomes the inherent issues of adaptive asset allocation in changing market environment. The proposed architecture works with dedicated agents which are trained through Proximal Policy Optimization used to identify market regimes in real-time on the basis of which agent contributions are weighted by an attention-based meta-controller. The distributed cloud infrastructure provides the ability to perform simultaneously with experience collection and release asynchronous gradient updates and converges 87% faster than single agent baselines. Detailed analysis on empirical S&P 500 and global ETF indexes data over a series of market cycles indicates significant performance benefits: 21.4% annualized returns and Sharpe ratio of 1.57, or 35.3% better than the same idea using state-of-the-art single-agent deep-reinforcement learning algorithms and 118% compared to conventional mean-variance optimization. The model has strong risk control strength that has a maximum drawdown of 11.8% as opposed to the 24.3% in buy-and-hold models but has high returns in both bullish and high volatility bear markets. The important roles of multi-agent specialization, attention mechanisms and cloud-based scalability are authenticated by ablation studies. These results form a huge breakthrough that can be seen in autonomous portfolio management systems that can dynamically adjust to changing financial environments in real-time.
[1]. S. Haykin, Neural Networks and Learning Machines, 3rd ed. Upper Saddle River, NJ: Pearson, 2009.
[2]. Cao, L. Lei, Y. Liu, Z. Chen, S. Shi, B. Li, W. Xu, and Z.-X. Yang, “Skeleton information-driven reinforcement learning framework for robust and natural motion of quadruped robots,” Symmetry, vol. 17, no. 11, p. 1787, Oct. 2025. DOI: 10.3390/sym17111787
[3]. Zhou, L. Dong, and Y. Wang, “Prediction and control of hovercraft cushion pressure based on deep reinforcement learning,” J. Mar. Sci. Eng., vol. 13, no. 11, p. 2058, Oct. 2025. DOI: 10.3390/jmse13112058
[4]. S. Li, M. López-Benítez, E. G. Lim, F. Ma, M. Cao, L. Yu, and X. Qin, “Enabling cooperative autonomy in UUV clusters: A survey of robust state estimation and information fusion techniques,” Drones, vol. 9, no. 11, p. 752, Oct. 2025. DOI: 10.3390/drones9110752
[5]. T. Dieguez and S. Gomes, “Bridging intention and action in sustainable university entrepreneurship: The role of motivation and institutional support,” Adm. Sci., vol. 15, no. 11, p. 422, Oct. 2025. DOI: 10.3390/admsci15110422
[6]. Nguyen, O. Mayet, and S. Desai, “Operational and supply chain growth trends in basic apparel distribution centers: A comprehensive review,” Logistics, vol. 9, no. 4, p. 154, Oct. 2025. DOI: 10.3390/logistics9040154
[7]. L. AlTerkawi and M. AlTarawneh, “Federated decision transformers for scalable reinforcement learning in smart city IoT systems,” Future Internet, vol. 17, no. 11, p. 492, Oct. 2025. DOI: 10.3390/fi17110492
[8]. Nucci and G. Papadia, “Hybrid genetic algorithm and deep reinforcement learning framework for IoT-enabled healthcare equipment maintenance scheduling,” Electronics, vol. 14, no. 21, p. 4160, Oct. 2025. DOI: 10.3390/electronics14214160
[9]. X. Hao, S. Wang, X. Liu, T. Wang, G. Qiu, and Z. Zeng, “Q-learning-based multi-strategy topology particle swarm optimization algorithm,” Algorithms, vol. 18, no. 11, p. 672, Oct. 2025. DOI: 10.3390/a18110672
[10]. Fulgione, S. Palladino, L. Esposito, S. Sarfarazi, and M. Modano, “A multi-stage framework combining experimental testing, numerical calibration, and AI surrogates for composite panel characterization,” Buildings, vol. 15, no. 21, p. 3900, Oct. 2025. DOI: 10.3390/buildings1521390
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 11, PP. 197-206, November 2025
The article presents a novel artificial intelligence based computational cloud-based financial market simulator and prediction model. The proposed system incorporates the state-of-the-art generative models, including the Generative Adversarial Networks (GANs), Variational Autoencoders (VAEs), diffusions alongside combinations of hybrid time-series forecasting networks, including Prophet-LSTM or Transformer-based architectures. The framework operates at scale on the distributed cloud platforms (aws, Azure, GCP) that help to train and serve in parallel and provide training and real-time inference. According to the provided experimental analysis of the use of the S and P 500 and cryptocurrency as models reveals a higher accuracy of 94.7% in prediction, a lower mean error of 15.3% and a reduced time of 3.2 longer to train when trained on the basis of parallelization in a cloud-based environment. The system exhibits high scenarios bearing capabilities which are 10,000 synthetics produced in a second at statistical accuracy up to the past tendencies. The research contributes to the creation of financial technology through synergistic integration of generative AI, cloud computing, and quantitative finance methods.
[1] J. Li, Y. Liu, W. Liu, S. Fang, L. Wang, C. Xu, and J. Bian, “MarS: A financial market simulation engine powered by generative foundation model,” arXiv preprint arXiv:2409.07486, 2024. DOI: 10.48550/arXiv.2409.07486.
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This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 10, PP. 191-196, October 2025
This study presents a nonlinear mathematical model describing the interaction of uninfected cells, infected cells, viral particles, immune cells (T-cells), and chemotherapy. The analytical results establish that the system preserves biological feasibility, with all state variables remaining positive and bounded over time. Numerical simulations are carried out using biologically motivated parameters, and the results provide insights into the balance between viral replication, immune clearance, and chemotherapy dynamics. The findings highlight the critical role of immune T-cells and chemotherapy factors in shaping the infection outcome and suggest possible directions for improving therapeutic strategies through mathematical analysis.
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© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 186-190, September 2025
FTO (fluorine-doped tin oxide) based perovskite solar cell using SnO2 as ETL which is a low temperature material has gained significant interest because of its wide band gap, high electron mobility, high chemical stability and good antireflective properties. However, other metallic oxide materials like TiO2 have low charge mobility, high charge recombination rate, miss match of band gap to the perovskite layer, low compatibility with perovskite layer and cause more degradation when exposed to light. Due to their outstanding optical, electrical, mechanical qualities, low temperature synthesis and good compatibility with the PSC layer SnO2 material have been widely employed in PSCs to address these difficulties. Due to its many advantageous characteristics, SnO2 is one of the most potential materials for high-performance PSC modules with high efficiency in the future. This study will demonstrate how we form SnO2 solution and how we utilize SnO2 to work as a ETL efficiently for that we Examined how the addition of binder affect the optical, morphological, and structural characteristics of SnO2 in PSC based on FTO. We use Terpineol as a binder using ethanol as a solvent with some additives like HCL to increase stability. The measurements taken 2.7g of Sncl2.2H2O, 10ml HCL and 10ml of ethanol. Stirred the mixture using magnetic stirrer at room temperature for 1hr with 1000 rpm on Hot plate. Utilizing the spin coating process, deposit the solution for 35 seconds at 2500 RPM. The morphology, crystallinity and transmittance of all the samples were characterized using atomic force microscope AFM, X-ray diffraction spectrometer and UV-VIS.
[1] J. Peng, L. Lu, and H. Yang, "Review on life cycle assessment of energy payback and greenhouse gas emission of solar photovoltaic systems," Renewable and sustainable energy reviews, vol. 19, pp. 255-274, 2013.
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[3] V. Tyagi, N. A. Rahim, N. Rahim, A. Jeyraj, and L. Selvaraj, "Progress in solar PV technology: Research and achievement," Renewable and sustainable energy reviews, vol. 20, pp. 443-461, 2013.
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[9] J. Song, E. Zheng, J. Bian, X.-F. Wang, W. Tian, Y. Sanehira, et al., "Low-temperature SnO 2-based electron selective contact for efficient and stable perovskite solar cells," Journal of Materials Chemistry A, vol. 3, pp. 10837-10844, 2015.
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© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 183-185, September 2025
To minimize losses in perovskite-silicon tandem solar cells, we apply optical modeling techniques that require precise optical constants obtained through methods like spectrophotometry and ellipsometry. Our research focuses on validating optical properties to reduce losses, thereby improving overall efficiency compared to single-junction cells. Recent developments have highlighted perovskites with wide bandgaps. Achieving current matching in two-terminal devices is essential due to interference effects in multi-layered tandems. Extensive modeling investigated varying bandgaps and pyramid heights to attain current matching, demonstrating that a 1.7 eV bandgap perovskite can achieve high efficiency. Reducing losses can further enhance performance.
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[5] S. Manzoor et al., “Optical modeling of widebandgap perovskite solar cells,” in preparation, 2018.
[6] Kevin A Bush et al., “Minimizing Current and Voltage Losses to Reach 25% Efficient Monolithic Two-Terminal Perovskite–Silicon Tandem Solar Cells” 2018
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[8] Z. J. Yu, M. Leilaeioun, and Z. Holman, "Selecting tandem partners for silicon solar cells," Nature Energy, vol. 1, p. 16137, 2016.
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© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 09, PP. 175-182, September 2025
In medical image segmentation, the identification, characterization, and visualization of a tumor’s dimension and region are considered to be very crucial, tedious, and time-consuming tasks. In spite of intensive research, segmentation is still one of the most challenging problems in the medical field due to the variety of image content. In this paper, we propose a new hybrid method for detecting and segmenting tumors in T2-weighted magnetic resonance imaging (MRI) brain scans. The approach begins with an efficient thresholding technique, followed by conventional morphological filtering, and then applies the binary K-means clustering algorithm. Experimental results and performance metrics demonstrate that the proposed method effectively identifies and segments tumors in MRI brain scans with significant accuracy.
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 08, PP. 170-174, August 2025
Cancer is among the deadliest diseases afflicting humanity. At present, there exists no successful therapy. Breast cancer is among the most common kinds of cancer. In 2020, the National Breast Cancer Foundation projected that approximately 276,000 fresh patients of invasive breast cancer and 48,000 fresh patients of non-invasive breast cancer were diagnosed in the USA. The patients have a 99% survival rate, as 64% of these cases are detected in initial stage of the disease. Artificial intelligence (AI) has been utilized to detect deadly diseases, which has enhanced the patient likelihood of survival by enabling early diagnosis and treatment. This research presented convolutional neural network (CNN) for the diagnosis of breast cancer disease automatically. The analysis has been carried out on a real-time invasive ductal carcinoma (IDC) dataset available at Kaggle. The dataset is preprocessed before being fed to CNN. The images is normalized to achieve a better accuracy. The developed model has an accuracy of 90% that is improved by 3% from the previous research paper. Different performances metrics are graphically represented in result section to analyze the model efficiency.
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This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
Vol. 12, Issue 08, PP. 150-169, August 2025
Pakistan boasts abundant marble reserves, primarily concentrated in provinces like Khyber Pakhtunkhwa and Baluchistan. The extraction of marble blocks in these regions leads to the generation of marble sludge, comprising water and marble powder, which presents significant environmental challenges by contaminating water bodies, infiltrating groundwater, and posing health risks due to airborne particles. Given the pressing climate situation, it is imperative to address these concerns. To mitigate the environmental impact, we propose the application of a geo-polymerization technique. This method leverages marble powder, fly ash, and blast furnace slag to substitute cement in concrete production. Various mixtures were prepared, utilizing different proportions of these components and diverse liquid media. Particularly noteworthy was the use of a Na2SiO3-8M NaOH solution, which yielded concrete samples with significantly higher compressive strength compared to other media. Upon analyzing the results, it has been concluded that replacing 50% of cement with a combination of 25% marble powder and 25% fly ash, using this solution, resulted in an impressive 143% increase in strength compared to standard concrete (M20 grade) and other geo-polymer concretes. This innovative approach not only mitigates the environmental impact of marble sludge but also contributes to a circular economy by producing high-strength geo-polymer concrete suitable for a wide range of applications.
© The authors retain all copyrights
This article is open access and distributed under the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Authors disclose no conflict of interest or having no competing interest.
