Ashraful Alam

ORCID: 0000-0001-7596-5868
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About
Contact & Profiles
Research Areas
  • Semiconductor materials and devices
  • Advancements in Semiconductor Devices and Circuit Design
  • Natural Antidiabetic Agents Studies
  • Phytochemicals and Antioxidant Activities
  • Liver Disease Diagnosis and Treatment
  • Integrated Circuits and Semiconductor Failure Analysis
  • Drug-Induced Hepatotoxicity and Protection
  • Phytochemistry and Biological Activities
  • Diet, Metabolism, and Disease
  • Electronic and Structural Properties of Oxides
  • Essential Oils and Antimicrobial Activity
  • Silicon and Solar Cell Technologies
  • Diet and metabolism studies
  • Ferroelectric and Negative Capacitance Devices
  • Adipokines, Inflammation, and Metabolic Diseases
  • Advanced Memory and Neural Computing
  • Textile materials and evaluations
  • solar cell performance optimization
  • Adipose Tissue and Metabolism
  • Organic Chemistry Cycloaddition Reactions
  • Nanowire Synthesis and Applications
  • Ginger and Zingiberaceae research
  • Protein Interaction Studies and Fluorescence Analysis
  • Phytochemicals and Medicinal Plants
  • Cardiac Ischemia and Reperfusion

North South University
2016-2025

Purdue University West Lafayette
2009-2024

The University of Melbourne
2024

Weatherford College
2021-2024

University of Miami
2024

Florida International University
2024

Bangladesh University of Engineering and Technology
2023

Abu Dhabi National Oil (United Arab Emirates)
2023

Hayatabad Medical Complex
2023

University of Salford
2023

10.1016/j.microrel.2004.03.019 article EN Microelectronics Reliability 2004-08-05

The prevalence of metabolic syndrome including central obesity, insulin resistance, impaired glucose tolerance, hypertension, and dyslipidemia is increasing. Development adequate therapy for requires an animal model that mimics the human disease state. Therefore, we have characterized metabolic, cardiovascular, hepatic, renal, pancreatic changes in male Wistar rats (8-9 weeks old) fed on a high-carbohydrate, high-fat diet condensed milk (39.5%), beef tallow (20%), fructose (17.5%) together...

10.1097/fjc.0b013e3181feb90a article EN Journal of Cardiovascular Pharmacology 2010-10-15

Abstract The main objective of this experiment was to determine the effects yogurt supplementation on fat deposition, oxidative stress, inflammation and fibrosis in liver rats with high-fat (HF) diet-induced obesity. Male Wistar were used study separated into following four different groups: control, control + yogurt, high fat+ groups. groups received a HF diet for eight weeks. A 5% (w/w) supplement also provided fed diet. Yogurt prevented glucose intolerance normalized liver-specific enzyme...

10.1038/s41598-019-56538-0 article EN cc-by Scientific Reports 2019-12-27

State-of-the-art quantum-well-based devices such as photovoltaics, photodetectors, and light-emission are enabled by understanding the nature exact mechanism of electronic charge transport. Ruddlesden-Popper phase halide perovskites two-dimensional solution-processed quantum wells have recently emerged highly efficient semiconductors for solar cell approaching 14% in power conversion efficiency. However, further improvements will require an transport mechanisms, which currently unknown...

10.1038/s41467-018-04430-2 article EN cc-by Nature Communications 2018-05-24

Recent advances in experimental techniques (on-the- fly and ultrafast techniques) allow measurement of threshold voltage degradation due to negative-bias temperature instability (NBTI) over many decades timescale. Such measurements wider range (-25degC 145degC), film thicknesses (1.2-2.2 nm effective oxide thickness), processing conditions (variation nitrogen within gate dielectric) provide an excellent framework for a theoretical analysis NBTI degradation. In this paper, we analyze these...

10.1109/ted.2007.902883 article EN IEEE Transactions on Electron Devices 2007-08-29

Obesity, insulin resistance, hypertension and fatty liver, together termed metabolic syndrome, are key risk factors for cardiovascular disease. Chronic feeding of a diet high in saturated fats simple sugars, such as fructose glucose, induces these changes rats. Naturally occurring compounds could be cost-effective intervention to reverse changes. Flavonoids ubiquitous secondary plant metabolites; naringin gives the bitter taste grapefruit. This study has evaluated effect on diet-induced...

10.3390/nu5030637 article EN Nutrients 2013-02-27

<para xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"> One of the major reliability concerns in nanoscale very large-scale integration design is time-dependent negative-bias-temperature-instability (NBTI) degradation. Due to higher operating temperature and increasing vertical oxide field, threshold voltage (<formula formulatype="inline"><tex>$V_{t}$</tex></formula>) PMOS transistors can increase with time under NBTI. In this paper, we examine impact...

10.1109/tcad.2007.896317 article EN IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems 2007-09-24

Ferulic acid is a simple phenolic commonly present in cereals. In this study, changes heart and kidney structure function were measured young N(ω)-nitro-L-arginine methyl ester (L-NAME)-treated Wistar rats 10-month-old spontaneously hypertensive (SHR) alone after chronic treatment with ferulic (FA; 50 mg·kg⁻¹·d⁻¹; n = 6-10; *P < 0.05). Systolic blood pressures increased L-NAME (control 125 ± 2 mm Hg, 205 6* Hg 8 weeks) SHR (250 Hg; WKY 149 4 Hg). Hypertensive developed left ventricular...

10.1097/fjc.0b013e31827cb600 article EN Journal of Cardiovascular Pharmacology 2012-11-27

With recent advances in device design, single-junction GaAs solar cells are approaching their theoretical efficiency limits. Accurate numerical simulation may offer insights that can help close the remaining gap between practical and Significant care must be taken, however, to ensure is self-consistent properly comprehends thermodynamic In this paper, we use rigorous photon recycling coupled with carrier transport identify dominant loss mechanisms limit performance of thin-film cells.

10.1109/jphotov.2013.2241594 article EN IEEE Journal of Photovoltaics 2013-02-08

Obesity and related complications have now became epidemic both in developed developing countries. Cafeteria type diet mainly composed of high fat carbohydrate components which plays a significant role the development obesity metabolic syndrome. This study investigated effect Syzygium cumini seed powder on accumulation dyslipidemia (HCHF) induced obese rats.Male Wistar rats were fed with HCHF ad libitum, supplemented for 56 days (2.5% w/w diet). Oral glucose tolerance test, lipid parameters,...

10.1186/s12906-017-1799-8 article EN cc-by BMC Complementary and Alternative Medicine 2017-06-02

Abstract Diabetes is a leading cause of chronic kidney disease, and the high prevalence sympathetic nervous system (SNS) hyperactivity in diabetic patients makes them further susceptible to SNS-mediated oxidative stress accelerated damage. Here, we investigated if canagliflozin can reverse isoprenaline (ISO)-induced renal damage rats, model that mimics SNS overstimulation-induced organ injuries humans. We found ISO administration elevates markers including malondialdehyde (MDA), advanced...

10.1038/s41598-020-71599-2 article EN cc-by Scientific Reports 2020-09-04

Cardamom is a well-known spice in Indian subcontinent, used culinary and traditional medicine practices since ancient times. The current investigation was untaken to evaluate the potential benefit of cardamom powder supplementation high carbohydrate fat (HCHF) diet induced obese rats.Male Wistar rats (28 rats) were divided into four different groups such as Control, Control + cardamom, HCHF, HCHF cardamom. High prepared our laboratory. Oral glucose tolerance test, organs wet weight...

10.1186/s12944-017-0539-x article EN cc-by Lipids in Health and Disease 2017-08-14

Abstract The antidiabetic drug canagliflozin is reported to possess several cardioprotective effects. However, no studies have investigated protective effects of in isoprenaline (ISO)-induced cardiac oxidative damage—a model mimicking sympathetic nervous system (SNS) overstimulation-evoked injuries humans. Therefore, we ISO-induced stress, and their underlying molecular mechanisms Long-Evans rat heart HL-1 cardiomyocyte cell line. Our data showed that ISO administration inflicts...

10.1038/s41598-020-71449-1 article EN cc-by Scientific Reports 2020-09-02

Rapid urban growth processes give rise to impervious surfaces and are regarded as the primary cause of flooding or waterlogging in areas. The high rate urbanization has caused many parts Dhaka city. Therefore, study is undertaken quantify changes land use/land cover (LULC) runoff extent based on Natural Resources Conservation Service (NRCS) Curve Number (CN) during 1978–2018. five-decadal LULC been analyzed using three-generation Landsat time-series data considering six different classes,...

10.3390/rs13010083 article EN cc-by Remote Sensing 2020-12-29

Nanoparticles have huge scope in the research field of dentistry and also a wide area application. This review paper focused on different types applications nanoparticles dentistry, which kinds show good antimicrobial properties, biocompatibility, physio-mechanical etc. It how restorative therapeutic are used helped dental implants. Different nano-coating can be widely for structural improvement teeth. More biocompatible materials researched developed to prevent failure implants, is great...

10.1016/j.apsadv.2022.100341 article EN cc-by Applied Surface Science Advances 2022-11-14

Antioxidant activity of the methanol extract Ixora coccinea L. was determined by DPPH free radical scavenging assay, reducing power and total antioxidant capacity using phosphomolybdenum method. Preliminary phytochemical screening revealed that flower I. possesses flavonoids, steroids tannin materials. The showed significant activities in all assays compared to standard a dose-dependent manner remarkable scavenge reactive oxygen species (ROS) may be attributed high amount hydrophilic...

10.3329/bjp.v3i2.838 article EN cc-by Bangladesh Journal of Pharmacology 2008-07-15

In this paper, negative-bias temperature-instability (NBTI) modeling, based on a generalized reaction-diffusion framework, is presented. Unlike the previous models, release of atomic hydrogen from Si-H bonds at Si/oxide interface and its subsequent conversion into molecular H <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> are considered without (unphysical) assumption instantaneous transition. The reactions handled explicitly with...

10.1109/ted.2007.893809 article EN IEEE Transactions on Electron Devices 2007-04-25
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