Search Results - "Ali, Ahmed M.A."

Hydrocortisone nanosuspensions for ophthalmic delivery: A comparative study between microfluidic nanoprecipitation and wet milling by Ali, Hany S.M., York, Peter, Ali, Ahmed M.A., Blagden, Nicholas

“…Recently, drug nanosuspensions have shown a potential for ophthalmic delivery. In this study, a hydrocortisone (HC) nanosuspension (NS) was developed using…”
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Preparation, optimization, and in vitro simulated inhalation delivery of carvedilol nanoparticles loaded on a coarse carrier intended for pulmonary administration by Abdelbary, Aly A, Al-mahallawi, Abdulaziz M, Abdelrahim, Mohamed E, Ali, Ahmed M A

“…Carvedilol (CAR) is a potent antihypertensive drug but has poor oral bioavailability (24%). A nanosuspension suitable for pulmonary delivery to enhance…”
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Influence of solvents on the spectra of benzylidene malonitrile derivative and DFT calculations by Hisaindee, S., Rauf, M.A., Graham, J.P., Al Daweela, M.J.S., Ali Ahmed, M.A.

“…The spectroscopic behavior of benzylidene malonitrile (BZM), a donor-π-conjugate-electron acceptor compound, is reported in various solvents. Kamlet–Taft and…”
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A 12-b 18-GS/s RF Sampling ADC With an Integrated Wideband Track-and-Hold Amplifier and Background Calibration by Ali, Ahmed M. A., Dinc, Huseyin, Bhoraskar, Paritosh, Bardsley, Scott, Dillon, Chris, McShea, Matthew, Periathambi, Joel Prabhakar, Puckett, Scott

“…We discuss a 12-b 18-GS/s analog-to-digital converter (ADC) implemented in 16-nm FinFET process. The ADC is composed of an integrated high-speed track-and-hold…”
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Guest Editorial Introduction to the Special Issue on the 2022 IEEE International Solid-State Circuits Conference (ISSCC) by Wu, Wanghua, Ito, Hiroyuki, Anders, Jens, Ali, Ahmed M. A., Pillonnet, Gael

“…This Special Issue of the IEEE JOURNAL OF SOLID-STATE CIRCUITS presents a collection of the best papers selected from the 2022 IEEE International Solid-State…”
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A 14 Bit 1 GS/s RF Sampling Pipelined ADC With Background Calibration by Ali, Ahmed M. A., Dinc, Huseyin, Bhoraskar, Paritosh, Dillon, Chris, Puckett, Scott, Gray, Bryce, Speir, Carroll, Lanford, Jonathan, Brunsilius, Janet, Derounian, Peter R., Jeffries, Brad, Mehta, Ushma, McShea, Matthew, Stop, Russell

“…We discuss a 14 bit 1 GS/s RF sampling pipelined ADC that utilizes correlation-based background calibration to correct the inter-stage gain, settling and…”
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Bacillus Calmette–Guérin vaccine, antimalarial, age and gender relation to COVID-19 spread and mortality by Osama El-Gendy, Ahmed, Saeed, Haitham, Ali, Ahmed M.A., Zawbaa, Hossam M., Gomaa, Dina, Harb, Hadeer S., Madney, Yasmin M., Osama, Hasnaa, Abdelrahman, Mona A., Abdelrahim, Mohamed E.A.

“…•COVID-19 is affecting different countries all over the world with great variation in infection rate and death ratio.•Some reports suggested a relation between…”
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Effect of mutation and vaccination on spread, severity, and mortality of COVID‐19 disease by Zawbaa, Hossam M., Osama, Hasnaa, El‐Gendy, Ahmed, Saeed, Haitham, Harb, Hadeer S., Madney, Yasmin M., Abdelrahman, Mona, Mohsen, Marwa, Ali, Ahmed M. A., Nicola, Mina, Elgendy, Marwa O., Ibrahim, Ihab A., Abdelrahim, Mohamed E. A.

“…Coronavirus disease 2019 (COVID‐19) has had different waves within the same country. The spread rate and severity showed different properties within the…”
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A study of the possible factors affecting COVID-19 spread, severity and mortality and the effect of social distancing on these factors: Machine learning forecasting model by Zawbaa, Hossam M, El-Gendy, Ahmed, Saeed, Haitham, Osama, Hasnaa, Ali, Ahmed M A, Gomaa, Dina, Abdelrahman, Mona, Harb, Hadeer S, Madney, Yasmin M, Abdelrahim, Mohamed E A

“…SARS-CoV-2 is affecting different countries all over the world, with significant variation in infection-rate and death-ratio. We have previously shown a…”
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Modeling and optimization of nebulizers' performance in non-invasive ventilation using different fill volumes: Comparative study between vibrating mesh and jet nebulizers by Saeed, Haitham, Ali, Ahmed M.A., Elberry, Ahmed A., Eldin, Abeer Salah, Rabea, Hoda, Abdelrahim, Mohamed E.A.

“…Substituting nebulisers by another, especially in non-invasive ventilation (NIV), involves many process-variables, e.g. nebulizer-type and fill-volume of…”
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Mucoadhesive niosomal in situ gel for ocular tissue targeting: in vitro and in vivo evaluation of lomefloxacin hydrochloride by Abdelbary, Ahmed, Salem, Heba F., Khallaf, Rasha A., Ali, Ahmed M. A.

“…Eradication of ophthalmic infections depends on increasing transcorneal permeation and localizing antibiotics at ocular surface. This study aimed at…”
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Modelling of in-vitro and in-vivo performance of aerosol emitted from different vibrating mesh nebulisers in non-invasive ventilation circuit by Rabea, Hoda, Ali, Ahmed M.A., Salah Eldin, Randa, Abdelrahman, Maha M, Said, Amira S.A., Abdelrahim, Mohamed E.

“…Substituting nebulisers by another in non-invasive ventilation circuit (NIV) involves many process variables which must be adjusted to ensure patient optimum…”
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Development of a nanogel formulation for transdermal delivery of tenoxicam: a pharmacokinetic-pharmacodynamic modeling approach for quantitative prediction of skin absorption by Elkomy, Mohammed H., El Menshawe, Shahira F., Eid, Hussein M., Ali, Ahmed M. A.

“…This study investigates potentials of solid lipid nanoparticles (SLN)-based gel for transdermal delivery of tenoxicam (TNX) and describes a…”
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A Simple Carbon Electrode for the Potentiometric Determination of N,N,N-Trimethyl-1-Nonanammonium Bromide as a Cationic Surfactant in Formation Water Samples by Frag, Eman Yossri, Elashery, Sally A., Ali, Ahmed. M. A.

“…A carbon electrode utilizing an ion pairing agent for the potentiometric determination of nonyltrimethylammonium bromide (NTAB) was developed. The sensitivity…”
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High speed pipelined ADCs: Fundamentals and variants by Ali, Ahmed M. A.

“…♦ Digital assistance can be in the form of fixing errors or dithering errors ♦ Calibration of the IGE, DAC, IME, and kick-back errors are examples of using DSP…”
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Analysis and Comparison of High-Resolution GS/s Samplers in Advanced BiCMOS and CMOS by Lal, Deeksha, Ali, Ahmed M. A., Ricketts, David S.

“…High-speed and high-resolution analog to digital converters (ADCs) (10+ bits) are essential components of modern wireless communication systems and mmWave…”
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Topical ketoprofen nanogel: artificial neural network optimization, clustered bootstrap validation, and in vivo activity evaluation based on longitudinal dose response modeling by Elkomy, Mohammed H, Elmenshawe, Shahira F, Eid, Hussein M, Ali, Ahmed M A

“…This work aimed at investigating the potential of solid lipid nanoparticles (SLN) as carriers for topical delivery of Ketoprofen (KP); evaluating a novel…”
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In vitro/in vivo correlation and modeling of emitted dose and lung deposition of inhaled salbutamol from metered dose inhalers with different types of spacers in noninvasively ventilated patients by Hussein, Raghda R. S., M. A. Ali, Ahmed, Salem, Heba F., Abdelrahman, Maha M., Said, Amira S. A., Abdelrahim, Mohamed E. A.

“…Substituting spacer by another in noninvasive ventilation (NIV) involves many variables, e.g. total emitted dose (TED), mass median aerodynamic diameter…”
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A 16-bit 250-MS/s IF Sampling Pipelined ADC With Background Calibration by Ali, A M A, Morgan, A, Dillon, C, Patterson, G, Puckett, S, Bhoraskar, P, Dinc, H, Hensley, M, Stop, R, Bardsley, S, Lattimore, D, Bray, J, Speir, C, Sneed, R

“…This paper describes a 16-bit 250 MS/s ADC fabricated on a 0.18 BiCMOS process. The ADC has an integrated input buffer with a new linearization technique that…”
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A 14-bit 125 MS/s IF/RF Sampling Pipelined ADC With 100 dB SFDR and 50 fs Jitter by Ali, A.M.A., Dillon, C., Sneed, R., Morgan, A.S., Bardsley, S., Kornblum, J., Lu Wu

“…This paper describes a 14-bit, 125 MS/s IF/RF sampling pipelined A/D converter (ADC) that is implemented in a 0.35mum BiCMOS process. The ADC has a…”
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