Search Results - "Khan, Hammad"

Corrosion investigation of fly ash based geopolymer mortar in natural sewer environment and sulphuric acid solution by Khan, Hammad A., Castel, Arnaud, Khan, Mohammad S.H.

“…[Display omitted] •Durability of geopolymer was investigated in natural sewer and acid solution.•Deterioration mechanism within geopolymer and cement mortar…”
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Tetracycline degradation by ozonation in the aqueous phase: Proposed degradation intermediates and pathway by Khan, M. Hammad, Bae, Hyokwan, Jung, Jin-Young

“…During the ozonation of tetracycline (TC) in aqueous media at pHs 2.2 and 7.0, the effects of pH variations, protonation and dissociation of functional groups…”
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Durability of calcium aluminate and sulphate resistant Portland cement based mortars in aggressive sewer environment and sulphuric acid by Khan, Hammad A., Castel, Arnaud, Khan, Mohammad S.H., Mahmood, Aziz H.

“…This study aims to compare the performance of sulphate resisting (SR) Portland cement mortar (SRm) and calcium aluminate cement mortars (CACm) in both natural…”
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Deterioration of alkali-activated mortars exposed to natural aggressive sewer environment by Khan, Hammad A., Khan, Mohammad S.H., Castel, Arnaud, Sunarho, Jerry

“…[Display omitted] •Alkali activated mortars were exposure to natural sewer environment.•Visual and microstructural assessment was performed.•Loss in surface pH…”
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GoldAid : An Integrated Safety System Leveraging IoT and Advanced Algorithms for Rapid Medical Aid in the Gold en Hour by Tripathi, Anushka, Sahni, Arpit, Somanchi, Srikar, Mantha, Sresthavadhani, Hammad Khan, Mohammed, Srivastava, Abhishek

“…98.44% accuracy, and the system achieves a latency of…”
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Are There Nationwide Socioeconomic and Demographic Disparities in the Use of Outpatient Orthopaedic Services? by Rabah, Nicholas M., Knusel, Konrad D., Khan, Hammad A., Marcus, Randall E.

“…Although disparities in the use of healthcare services in the United States have been well-documented, information examining sociodemographic disparities in…”
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Effect of leaf temperature on the estimation of photosynthetic and other traits of wheat leaves from hyperspectral reflectance by Khan, Hammad A, Nakamura, Yukiko, Furbank, Robert T, Evans, John R

“…A growing number of leaf traits can be estimated from hyperspectral reflectance data. These include structural and compositional traits, such as leaf mass per…”
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Multi-curvature micropatterns unveil distinct calcium and mitochondrial dynamics in neuronal networks by Khan, Hammad, Beck, Connor, Kunze, Anja

“…Tangential curvatures are a key geometric feature of tissue folds in the human cerebral cortex. In the brain, these smoother and firmer bends are called gyri…”
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Vegetative and reproductive growth of salt-stressed chickpea are carbon-limited: sucrose infusion at the reproductive stage improves salt tolerance by Khan, Hammad A., Siddique, Kadambot H.M., Colmer, Timothy D.

“…Reproductive processes of chickpea (Cicer arietinum L.) are particularly sensitive to salinity. We tested whether limited photoassimilate availability…”
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Predictors of Nonelective Surgery for Spinal Metastases: Insights from a National Database by Khan, Hammad A., Rabah, Nicholas M., Chakravarthy, Vikram, Tripathi, Raghav, Krishnaney, Ajit A.

“…Secondary analysis of a national all-payer database. Our objectives were to identify patient- and hospital-level factors independently associated with the…”
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Valorization of recycled steel wires from end-of-life tires as an alternative fiber reinforcement in geopolymer concrete to foster circularity: a review by Umer, Muhammad, Ahmad, Junaid, Anis Khan, Hammad, Khushnood, Rao Arsalan

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The Impact of Preoperative Depression on Patient Satisfaction With Spine Surgeons in the Outpatient Setting by Khan, Hammad A., Rabah, Nicholas M., Winkelman, Robert D., Levin, Jay M., Mroz, Thomas E., Steinmetz, Michael P.

“…Retrospective review. The aim of this study was to examine the association between preoperative depression and patient satisfaction in the outpatient spine…”
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Carbon fiber-reinforced PEEK spinal implants for primary and metastatic spine tumors: a systematic review on implant complications and radiotherapy benefits by Khan, Hammad A, Ber, Roee, Neifert, Sean N, Kurland, David B, Laufer, Ilya, Kondziolka, Douglas, Chhabra, Arpit, Frempong-Boadu, Anthony K, Lau, Darryl

“…By minimizing imaging artifact and particle scatter, carbon fiber-reinforced polyetheretherketone (CF-PEEK) spinal implants are hypothesized to enhance…”
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Direct incremental healthcare costs associated with mood disorders in the United States, 2007–2017 by Khan, Hammad A., Knusel, Konrad D., Calabrese, Joseph R., Salas-Vega, Sebastian

“…•Mood disorders account for $172 billion in direct incremental expenditure annually•Mood disorders account for $6,591.60 in per-patient expenditure…”
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Management and surgical outcomes of dystrophic scoliosis in neurofibromatosis type 1: a systematic review by Neifert, Sean N, Khan, Hammad A, Kurland, David B, Kim, Nora C, Yohay, Kaleb, Segal, Devorah, Samdani, Amer, Hwang, Steven, Lau, Darryl

“…Neurofibromatosis type 1 (NF1) dystrophic scoliosis is an early-onset, rapidly progressive multiplanar deformity. There are few studies on the surgical…”
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Protective effects of herbacetin against polystyrene microplastics-instigated liver damage in rats by Rafi, Zainab, Umar Ijaz, Muhammad, Hamza, Ali, Ahmad Khan, Hammad, Ahmed, Zubair, Nadeem Riaz, Mian

“…Polystyrene microplastics (PS-MPs) are raising global concerns as they have tendency to induce adverse effects on organisms. Herbacetin (HBN) is a natural…”
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Covid-19 pandemic: Economic burden on patients with musculoskeletal injuries in a tertiary care hospital of LMIC; retrospective cross sectional study by Hashmi, Pervaiz, Fahad, Shah, Naqi Khan, Hammad, Zahid, Marij, Sadruddin, Anum, Noordin, Shahryar

“…Covid-19 has adversely impacted the health care organizations by over burdening with Covid patients and suspending the elective surgeries and clinics…”
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Salt sensitivity in chickpea (Cicer arietinum L.): ions in reproductive tissues and yield components in contrasting genotypes by KOTULA, LUKASZ, KHAN, HAMMAD A., QUEALY, JOHN, TURNER, NEIL C., VADEZ, VINCENT, SIDDIQUE, KADAMBOT H. M., CLODE, PETA L., COLMER, TIMOTHY D.

“…The reproductive phase in chickpea (Cicer arietinum L.) is affected by salinity, but little is known about the underlying cause. We investigated whether high…”
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Design, synthesis, molecular docking study, and α-glucosidase inhibitory evaluation of novel hydrazide–hydrazone derivatives of 3,4-dihydroxyphenylacetic acid by Khan, Hammad, Jan, Faheem, Shakoor, Abdul, Khan, Ajmal, AlAsmari, Abdullah F., Alasmari, Fawaz, Ullah, Saeed, Al-Harrasi, Ahmed, Khan, Momin, Ali, Shaukat

“…A series of novel Schiff base derivatives (1–28) of 3,4-dihydroxyphenylacetic acid were synthesized in a multi-step reaction. All the synthesized Schiff bases…”
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Mapping excessive “disgust” in the brain: Ventral pallidum inactivation recruits distributed circuitry to make sweetness “disgusting” by Khan, Hammad A., Urstadt, Kevin R., Mostovoi, Nina A., Berridge, Kent C.

“…The ventral pallidum (VP) is an important structure in processing reward. The VP may be the only brain structure where localized lesions in rats replace normal…”
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