Search Results - "Shaheen, Nafeesa"

Experimental evaluation of bacterial self-healing concrete embodying Bacillus pumilus cured in normal and accelerated modes by Sultan, Asim, Shaheen, Nafeesa, Khushnood, Rao Arsalan

“…This research investigates the influence of accelerated curing on mechanical, self-healing, and durability performance of bacterial self-healing concrete…”
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Isolation of alkaliphilic calcifying bacteria and their feasibility for enhanced CaCO3 precipitation in bio‐based cementitious composites by Shaheen, Nafeesa, Jalil, Amna, Adnan, Fazal, Arsalan Khushnood, Rao

“…Summary Microbially induced calcite precipitation (MICP), secreted through biological metabolic activity, secured an imperative position in remedial measures…”
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Self-Healing Nano-Concrete for Futuristic Infrastructures: A Review by Shaheen, Nafeesa, Khushnood, Rao Arsalan, Musarat, Muhammad Ali, Alaloul, Wesam Salah

“…Spontaneous self-healing is an imperative requisite for sustaining the structural life of cementitious composites substituting the fissures and pores by…”
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Bioimmobilized Limestone Powder for Autonomous Healing of Cementitious Systems: A Feasibility Study by Shaheen, Nafeesa, Ud din, Siraj, Khushnood, Rao Arsalan

“…For preserving concrete structures and hindering ingress of chemicals through cracks and fissures, repair is inevitable. Microbial calcite precipitation is an…”
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Thermal Performance of Typical Residential Building in Karachi with Different Materials for Construction by NAFEESA SHAHEEN, SABAHAT ARIF, ARIF KHAN

“…This research work deals with a study of a residential building located in climatic context of Karachi with the objective of being the study of thermal…”
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Bio-mineralized self-healing recycled aggregate concrete for sustainable infrastructure by Khushnood, Rao Arsalan, Qureshi, Zarar Ali, Shaheen, Nafeesa, Ali, Sikandar

“…[Display omitted] •Recycled coarse aggregate was used for stimulating sustainability.•Viability of recycled coarse aggregate, a novel bacteria carrier, was…”
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Feasibility assessment of newly isolated calcifying bacterial strains in self-healing concrete by Shaheen, Nafeesa, Khushnood, Rao Arsalan, Memon, Shazim Ali, Adnan, Fazal

“…•Both spore former and non-spore former novel species were able to survive in harsh environment.•Microbial instigated precipitation densified the concrete…”
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Synthesis and characterization of bio-immobilized nano/micro inert and reactive additives for feasibility investigation in self-healing concrete by Shaheen, Nafeesa, Khushnood, Rao Arsalan, Khaliq, Wasim, Murtaza, Habib, Iqbal, Rafay, Khan, Muhammad Humza

“…[Display omitted] •Direct induction and immobilization were used for formulating self-healing concrete.•Iron oxide and bentonite particles were used for…”
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Bio-inspired self-healing and self-sensing cementitious mortar using Bacillus subtilis immobilized on graphitic platelets by Khushnood, Rao Arsalan, Arif, Ajlal, Shaheen, Nafeesa, Zafar, Ahmad Gul, Hassan, Talal, Akif, Muhammad

“…[Display omitted] •Synergic self-healing and self-sensing mortar is designed via nano/micro graphite insertions.•Correlation and efficacy of nano/micro…”
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Mechanical and energy performance of variably cured effective microorganisms cementitious composite designed via Taguchi by Shaheen, Nafeesa, Rizwan, Syed Ali, Khushnood, Rao Arsalan, Bier, Thomas A.

“…Cement is a source of anthropogenic emissions ensuing environmental concerns and susceptible to crack under stresses. For mitigating the durability concerns, a…”
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Bio-inspired self-healing cementitious mortar using Bacillus subtilis immobilized on nano-/micro-additives by Khushnood, Rao Arsalan, ud din, Siraj, Shaheen, Nafeesa, Ahmad, Sajjad, Zarrar, Filza

“…Bio-inspired self-healing strategies are much innovative and potentially viable for the production of healable cement mortar matrix. The present research…”
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Feasibility assessment of microwave-cured lightweight aggregate concrete by mineral encapsulated self-healing by Rashid, Khuram, Fatima, Noor, Ul Haq, Ehsan, Shaheen, Nafeesa, Ju, Minkwan

“…A novel lightweight foam aggregate (FLWA) has been developed in this study through geopolymerization and microwave curing. Sodium silicate (Na2SiO3) is used as…”
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Isolation of alkaliphilic calcifying bacteria and their feasibility for enhanced CaCO 3 precipitation in bio-based cementitious composites by Shaheen, Nafeesa, Jalil, Amna, Adnan, Fazal, Arsalan Khushnood, Rao

“…Microbially induced calcite precipitation (MICP), secreted through biological metabolic activity, secured an imperative position in remedial measures within…”
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