Search Results - "Osman, W."

Precipitation of Silver Nanoparticles in Borate Glasses by 1064 nm Nd:YAG Nanosecond Laser Pulses: Characterization and Dielectric Studies by Menazea, A. A., Abdelghany, A. M., Hakeem, N. A., Osman, W. H., Abd El-kader, F. H.

“…This work aims to present a modern process to synthesis nanoparticles in a glassy matrix. Borate glasses doped by silver nitrate (AgNO 3 ) via the melt…”
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Stronger predation in the tropics shapes species richness patterns in marine communities by Freestone, Amy L, Osman, Richard W, Ruiz, Gregory M, Torchin, Mark E

“…Species interactions are widely assumed to be stronger at lower latitudes, but surprisingly few experimental studies test this hypothesis, and none ties these…”
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Economic burden of hepatitis C in Egypt: the future impact of highly effective therapies by Estes, C., Abdel‐Kareem, M., Abdel‐Razek, W., Abdel‐Sameea, E., Abuzeid, M., Gomaa, A., Osman, W., Razavi, H., Zaghla, H., Waked, I.

“…Summary Background The prevalence of hepatitis C virus (HCV) infection in Egypt is the highest in the world, yet the total economic burden has not been…”
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Linking Climate Change and Biological Invasions: Ocean Warming Facilitates Nonindigenous Species Invasions by Stachowicz, John J., Terwin, Jeffrey R., Whitlatch, Robert B., Osman, Richard W.

“…The spread of exotic species and climate change are among the most serious global environmental threats. Each independently causes considerable ecological…”
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Latitudinal variation in local interactions and regional enrichment shape patterns of marine community diversity by Freestone, Amy L, Osman, Richard W

“…While communities are shaped by both local interactions and enrichment from the regional species pool, we propose a hypothesis that the balance of these forces…”
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Nd:YAG Nanosecond Laser Pulses for Precipitation Silver Nanoparticles in Silicate Glasses: AC Conductivity and Dielectric Studies by Menazea, A. A., Abdelghany, A. M., Hakeem, N. A., Osman, W. H., El-kader, F. H. Abd

“…Silicate glasses with chemical composition in mol%: (75 mol% SiO 2 –15 mol% Na 2 O-10 mol% Ca 2 O) doped by different ratios ( x ) of AgNo 3 , (x = 0.0, 0.1,…”
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Investigating the impact of stigma, accessibility and confidentiality on STI/STD/HIV self-testing among college students in the USA: protocol for a scoping review by Reeves, Jaquetta M, Zigah, Edem Yaw, Shamrock, Osman W, Aidoo-Frimpong, Gloria, Dada, Debbie, Batten, Janene, Abu-Ba’are, Gamji R, Nelson, LaRon E, Djiadeu, Pascal

“…IntroductionIn 2019, there were 2.5 million reported cases of chlamydia, gonorrhoea and syphilis. The Centers for Disease Control and Prevention reported in…”
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Species Diversity and Invasion Resistance in a Marine Ecosystem by Stachowicz, John J., Whitlatch, Robert B., Osman, Richard W.

“…Theory predicts that systems that are more diverse should be more resistant to exotic species, but experimental tests are needed to verify this. In…”
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Effect of M. Citrifolia leaves extract on osteoarthritis in monosodium iodoacetate induced rat model by Wan Osman, W, Mohamed, S

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Calculation of dose rates in loss of coolant accident due to double ended rupture of the experimental tangential irradiation beam tube of MTR reactor by AboElross, Mahmoud R., Amin, Esmat A., Zaky, Magdy M., Abdelsalam, A., Osman, W.

“…The doses and dose rates following a LOCA in MTR reactor have been studied. A MTR reactor is an open pool type. The water pool serves as a shield from…”
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Nanosecond Laser Irradiation as New Route for Silver Nanoparticles Precipitation in Glassy Matrix by El-Kader, F. H. Abd, Hakeem, N. A., Osman, W. H., Menazea, A. A., Abdelghany, A. M.

“…Soda lime borate glasses doped with silver nitrate were prepared using melt annealing technique. Glass samples were then irradiated with a nanosecond (Nd:YAG…”
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Do maternal haemodynamics have a causal influence on treatment for gestational diabetes? by Anness, Abigail R, Foster, Michael, Osman, Mohammed W, Webb, David, Robinson, Thompson, Khalil, Asma, Walkinshaw, Neil, Mousa, Hatem A

“…Arterial stiffening is believed to contribute to the worsening of insulin resistance, and factors which are associated with needing pharmacological treatment…”
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Exploring Facilitators and Barriers to STD/STI/HIV Self-Testing Among College Students in the United States: A Scoping Review by Reeves, Jaquetta M, Zigah, Edem Yaw, Shamrock, Osman W, Khan, Dhanyal, Batten, Janene, Abu-Ba'are, Gamji Rabiu, Nelson, LaRon E, Djiadeu, Pascal

“…HIV affects 1.2 million Americans, with 20% of new diagnoses being 13 to 24-year-olds. Young adult college students are more likely than the general population…”
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The control of the development of a marine benthic community by predation on recruits by Osman, Richard W., Whitlatch, Robert B.

“…Recruitment is an important process in regulating many marine benthic communities and many studies have examined factors controlling the dispersal and…”
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Communicating changes in state of the southern Benguela ecosystem using trophic, model-derived indicators by Shannon, L. J., Osman, W., Jarre, A.

“…An updated trophic model of the southern Benguela ecosystem in the period 2004–2008 was constructed, complementing trophic models for earlier periods. The…”
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Application of a hybrid method for efficiency calibration of a NaI detector by El-Kourghly, K.M., El-Gammal, W., El-Tahawy, M.S., Abdelati, M., Abdelsalam, A., Osman, W.

“…A previously proposed hybrid analytical–numerical method for efficiency calibration of a NaI detector for a point γ-source is extended and applied for other…”
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Exploring the electronic and optical absorption properties for homo- and hetero-pyrrole-graphene quantum dots by El-Mansy, M. A. M., Suvitha, A., Osman, W., Khaled, Khaled F.

“…Density functional theory as well as molecular mechanics force field (MMFF94) techniques are used to study intermolecular/intramolecular interactions, band…”
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Biodiversity, Invasion Resistance, and Marine Ecosystem Function: Reconciling Pattern and Process by Stachowicz, John J., Fried, Heather, Osman, Richard W., Whitlatch, Robert B.

“…A venerable generalization about community resistance to invasions is that more diverse communities are more resistant to invasion. However, results of…”
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Novel nanobelts constructed from hexagonal graphene quantum dots: Electronic, optical, and sensing properties by Abdelsalam, Hazem, Abd-Elkader, Omar H., Sakr, Mahmoud A.S., Teleb, Nahed H., Osman, W., Zhilong, Wang, Zhang, Qinfang

“…•Nanobelts and nanoribbons based on hexagonal graphene quantum dots were constructed.•The nanobelts are characterized by significantly low energy gap compared…”
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Prototype Mn-solution bath for low activity primary standard neutron dosimetry by El-Sersy, A. R., Hassan, M. A., Mostafa, Khaled, Abdelsalam, A., Osman, W.

“…In this work, a prototype Mn-bath was designed and constructed in our laboratory. It is composed of a spherical 304 stainless steel vessel with a diameter of…”
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