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Results for “"Md Zahir Ahmed"”

16+ results

Epidemic of COVID-19 in China and associated Psychological Problems

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Md Zahir Ahmed, Oli Ahmed, Aibao Zhou, Sang Hanbin et al.

Journal: Asian Journal of PsychiatryYear: 2020Citations: 1399

The world is experiencing pandemic of the COVID-19 now, a RNA virus that spread out from Wuhan, China. Two countries, China first and later Italy, have gone to full lock down due to rapid spread of this virus. Till to date, no epidemiological data on mental health problems due to outbreak of the COV...

Social SciencesPsychologyClinical PsychologyOpen Access
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Causes of Salinity Intrusion in Coastal Belt of Bangladesh

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Md. Mahmuduzzaman, Zahir Ahmed, A. K. M. Nuruzzaman, Fazle Rabbi Sadeque Ahmed

Journal: International Journal of Plant ResearchYear: 2014Citations: 138

As Bangladesh belongs to one of the seaside countries, the adverse impact of saltwater intrusion is significant here. Salinity mainly affects land and water in the coastal areas. With the consequence of climate change, it gradually extends towards inland water and soil. This scenario of gradual sali...

Physical SciencesEarth and Planetary SciencesEarth-Surface Processes
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Preparation of Hierarchical Porous Activated Carbon from Banana Leaves for High‐performance Supercapacitor: Effect of Type of Electrolytes on Performance

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Chanchal Kumar Roy, Syed Shaheen Shah, Akter Hossain Reaz, Sharmin Sultana et al.

Journal: Chemistry - An Asian JournalYear: 2020Citations: 127

Abstract We demonstrate a facile efficient way to fabricate activated carbon nanosheets (ACNSs) consisting of hierarchical porous carbon materials. Simply heating banana leaves with K 2 CO 3 produce ACNSs having a unique combination of macro‐, meso‐ and micropores with a high specific surface area o...

Physical SciencesMaterials ScienceElectronic, Optical and Magnetic Materials
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Health Implications of Drinking Water Salinity in Coastal Areas of Bangladesh

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Rishika Chakraborty, Khalid Khan, Daniel T. Dibaba, Md Alfazal Khan et al.

Journal: International Journal of Environmental Research and Public HealthYear: 2019Citations: 116

Coastal areas in South Asian countries are particularly vulnerable to elevated water salinity. Drinking water salinity has been found to be associated with cardiovascular diseases (CVD), diarrhea, and abdominal pain. Our study aimed to find if excess drinking water salinity was associated with incre...

Health SciencesNursingNutrition and DieteticsOpen Access
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COVID-19 outbreak in Bangladesh and associated psychological problems: An online survey

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Oli Ahmed, Md Zahir Ahmed, Sheikh Md. Abu Hena Mostafa Alim, Maqbool Khan et al.

Journal: Death StudiesYear: 2020Citations: 80

Bangladesh is now experiencing the COVID-19 outbreak; however, there has been minimal focus on mental health over physical health problems during this pandemic in Bangladesh. The present study was conducted using self-rated scales on a sample of 500 Bangladeshi people to address this gap. Results su...

Social SciencesPsychologyClinical Psychology
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Vitamin D deficiency and low bone status in adult female garment factory workers in Bangladesh

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Md Zahirul Islam, Abu Ahmed Shamim, Virpi Kemi, Antti Nevanlinna et al.

Journal: British Journal Of NutritionYear: 2008Citations: 71

The manufacture of garments is the main industry in Bangladesh and employs 1·6 million female workers. Due to the indoor lifestyle and low dietary intake of calcium, we hypothesised that they are at risk of low vitamin D and bone mineral status. Two hundred female garment workers (aged 18–36 years) ...

Health SciencesMedicinePathology and Forensic MedicineOpen Access
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Antibiotic resistance pattern of microorganisms causing urinary tract infection: a 10-year comparative analysis in a tertiary care hospital of Bangladesh

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Md Mahabubul Islam Majumder, Ashrafur Rahaman Mahadi, Tareq Ahmed, Mostaque Ahmed et al.

Journal: Antimicrobial Resistance and Infection ControlYear: 2022Citations: 63

BACKGROUND: Antimicrobial resistance is an emerging concern globally in recent years. Management of common infectious diseases like urinary tract infection (UTI) has become challenging. In this context, the purpose of this study is to compare the shifting trends in bacteriology and antibiotic resist...

Health SciencesMedicineEpidemiologyOpen Access
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Effect of vitamin D, calcium and multiple micronutrient supplementation on vitamin D and bone status in Bangladeshi premenopausal garment factory workers with hypovitaminosis D: a double-blinded, randomised, placebo-controlled 1-year intervention

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Md Zahirul Islam, Abu Ahmed Shamim, Heli Viljakainen, Mohammad Akhtaruzzaman et al.

Journal: British Journal Of NutritionYear: 2010Citations: 57

Due to little outdoor activity and low dietary intake of vitamin D (VD), Bangladeshi low-income women are at risk for osteoporosis at an early age. The present study assessed the effect of VD, Ca and multiple micronutrient supplementation on VD and bone status in Bangladeshi young female garment fac...

Health SciencesMedicinePathology and Forensic MedicineOpen Access
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Effects of Water, Sanitation, Handwashing, and Nutritional Interventions on Environmental Enteric Dysfunction in Young Children: A Cluster-randomized, Controlled Trial in Rural Bangladesh

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Audrie Lin, Shahjahan Ali, Benjamin F. Arnold, Md Ziaur Rahman et al.

Journal: Clinical Infectious DiseasesYear: 2019Citations: 49

BACKGROUND: We hypothesized that drinking water, sanitation, handwashing (WSH), and nutritional interventions would improve environmental enteric dysfunction (EED), a potential contributor to stunting. METHODS: Within a subsample of a cluster-randomized, controlled trial in rural Bangladesh, we enro...

Health SciencesNursingNutrition and DieteticsOpen Access
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Climate Proofing Infrastructure in Bangladesh: The Incremental Cost of Limiting Future Flood Damage

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Susmita Dasgupta, Mainul Huq, Zahirul Huq Khan, Md. Sohel Masud et al.

Journal: The Journal of Environment & DevelopmentYear: 2011Citations: 44

Bangladesh is one of the most flood prone countries in the world. Two thirds of the country is less than 5 m above sea level. Past monsoon flood records indicate that about 21% of the country is subject to annual flooding and an additional 42% is at risk of floods with varied intensity. Although ann...

Physical SciencesEnvironmental ScienceGlobal and Planetary Change
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Thermal and exergy analysis of Pin-finned heatsinks for nanofluid cooled high concentrated photovoltaic thermal (HCPV/T) hybrid systems

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Arnob Dey, Zahir U. Ahmed, Md Ramijul Alam

Journal: Energy Conversion and Management XYear: 2022Citations: 39

Cooling of High Concentrated Photovoltaic (HCPV) cells is a major concern among researchers due to higher heat generation in the cells from highly concentrated solar radiation. In the present investigation, a numerical study of the High Concentrated Photovoltaic Thermal (HCPV/T) system is conducted ...

Physical SciencesEnergyRenewable Energy, Sustainability and the EnvironmentOpen Access
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Turbulent swirling impinging jet arrays: A numerical study on fluid flow and heat transfer

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Sudipta Debnath, Md. Habib Ullah Khan, Zahir U. Ahmed

Journal: Thermal Science and Engineering ProgressYear: 2020Citations: 39

Impinging jets are generally utilized as an effective medium of heat and mass transfer. Various stream orientations and swirl effect may be a potential candidate to further improve the heat transfer characteristics. This paper numerically examines two different types of arrays of circular multiple j...

Physical SciencesEngineeringMechanical Engineering
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An Analysis of the Influencing Factors of Study Engagement and Its Enlightenment to Education: Role of Perceptions of School Climate and Self-Perception

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Aibao Zhou, Xiangli Guan, Md Zahir Ahmed, Oli Ahmed et al.

Journal: SustainabilityYear: 2021Citations: 37

Predominantly, a school provides pedagogical support to its students, though perceptions about the school’s internal environment can incessantly influence a student’s aggregated learning experience. The present study aims to investigate the impact of the campus environment on students’ study engagem...

Social SciencesPsychologyExperimental and Cognitive PsychologyOpen Access
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Seaweeds for the sustainable blue economy development: A study from the south east coast of Bangladesh

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Zahir Ahmed, Omar Hasan, Muhammad Mizanur Rahman, Morgina Akter et al.

Journal: HeliyonYear: 2022Citations: 33

Bangladesh is a maritime country with an area of 118000 km(2) which supports a large number of commercially important species. Currently seaweeds are considered as important component of blue economy development in Bangladesh and farming is practiced at small scale level (Hypnea spp, Caulerpha reace...

Physical SciencesEarth and Planetary SciencesOceanographyOpen Access
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Isolation of steroids from n-hexane extract of the leaves of Saurauia roxburghii

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Yunus Ahmed, Md. Saidur Rahman, Parul Akhtar, F. Islam et al.

Journal: Queensland's institutional digital repository (The University of Queensland)Year: 2013Citations: 29

General phytochemical screening of the leaves of Saurauia roxburghii (Actinidiaceae) revealed the presence of alkaloids, flavonoids, glycosides, O-glycosides, terpenoids, carbohydrates, steroids, reducing sugar, tannins, phlobatannins and saponin are present in this plant whereas cardiac glycosides ...

Life SciencesBiochemistry, Genetics and Molecular BiologyMolecular Biology
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