User profiles for Ahmed A. Abdulkarim

Abdulkarim S Ahmed

Professor of Chemical Engineering, Ahmadu Bello University, Zaria, Nigeria
Verified email at abu.edu.ng
Cited by 1094

Circular mapping and ablation of thepulmonary vein for treatment of atrial fibrillation: Impact of different catheter technologies

…, R Schweikert, W Saliba, A Abdul-Karim… - Journal of the American …, 2002 - jacc.org
Objectives : We conducted this study to compare the efficacy and safety of different catheter
ablation technologies and of distal versus ostial pulmonary veins (PV) isolation using the …

Comparative study between ultrasound-guided foam sclerotherapy, radiofrequency ablation & endo-venous laser ablation in treatment of great saphenous vein reflux

…, AS AYMAN, MA AHMED… - … Medical Journal of …, 2020 - mjcu.journals.ekb.eg
Background: The main goal in the treatment of varicose veins is to reduce the symptoms and
complications of chronic venous insufficiency and to improve health related quality of life (…

Synthesis of gamma alumina from Kankara kaolin using a novel technique

N Salahudeen, AS Ahmed, H Ala'a, M Dauda… - Applied Clay …, 2015 - Elsevier
Synthesis of gamma alumina from Kankara kaolin using simple novel dealumination, precipitation
and calcination steps and the product characterization have been presented. The raw …

[HTML][HTML] The impact of kaolin dehydroxylation on the porosity and mechanical integrity of kaolin based ceramics using different pore formers

…, D Dodoo-Arhin, M Dauda, FO Anafi, AS Ahmed… - Results in physics, 2017 - Elsevier
Thermally induced lattice defects in kaolin play a key role in the mechanical integrity of kaolin
based ceramics during heat treatment due to their phase transformations. The effects of …

[HTML][HTML] Attitudes and perceptions towards HPV vaccination among young women in Saudi Arabia

…, A Alshmassi, S Farooqi, A Abdulkarim - Journal of Family and …, 2016 - journals.lww.com
Background: Rising incidence of human papillomavirus (HPV) infection and cervical cancer
can be reduced by effective vaccination. Saudi Food and Drug Administration approved …

Structured crowdsourcing enables convolutional segmentation of histology images

…, MM Khalaf, AAF Younes, A Abdulkarim… - …, 2019 - academic.oup.com
Motivation While deep-learning algorithms have demonstrated outstanding performance in
semantic image segmentation tasks, large annotation datasets are needed to create accurate …

Physico-mechanical and gas permeability characteristics of kaolin based ceramic membranes prepared with a new pore-forming agent

…, D Dodoo-Arhin, M Dauda, FO Anafi, AS Ahmed… - Applied Clay …, 2017 - Elsevier
The objective of this study was to prepare low-cost macroporous ceramic membranes using
natural kaolin obtained from deposits in Nigeria and Ghana, and powdery high density …

Metformin in combination with chemoradiotherapy in locally advanced non–small cell lung cancer: The OCOG-ALMERA randomized clinical trial

…, J Wright, PM Ellis, N Ahmed, B Abdulkarim… - JAMA …, 2021 - jamanetwork.com
Importance Unresected locally advanced non–small cell lung cancer (LA-NSCLC) shows
poor survival outcomes even after aggressive concurrent chemoradiotherapy. Whether …

Synthesis, characterization and adsorption study of nano-sized activated alumina synthesized from kaolin using novel method

N Salahudeen, AS Ahmed, H Ala'a, M Dauda… - Powder Technology, 2015 - Elsevier
Synthesis and characterization of nano-sized activated alumina from kaolin using an
innovative three-step method are presented. Adsorption study of the as-synthesized activated …

Relationship between dietary habits and nutritional status among adolescents in Abuja municipal area council of Nigeria

AT Otuneye, PA Ahmed, AA Abdulkarim… - Nigerian Journal of …, 2017 - ajol.info
Background: Dietary intake assessment is essential to understanding the nutritional status.
Healthy eating pattern promotes optimal health, growth and intellectual development and …