Kenneth J.D. MacKenzie
YOU?
Author Swipe
View article: Suction Ureteral Access Sheaths During Flexible Ureteroscopy for Renal Stones: A Prospective Study and Cost Analysis
Suction Ureteral Access Sheaths During Flexible Ureteroscopy for Renal Stones: A Prospective Study and Cost Analysis Open
Background During flexible ureteroscopy (fURS), ureteral access sheaths (UASs) are used to protect the fURS scope and reduce intrarenal pressure. UASs with suction functionality are increasingly used during fURS, with purported benefits in…
View article: Staple fixation for first metatarsophalangeal joint fusion: A case series with surgical and clinical outcomes
Staple fixation for first metatarsophalangeal joint fusion: A case series with surgical and clinical outcomes Open
This is a case series of 5 patients, 6 total feet who underwent first metatarsophalangeal (MTP) joint fusion using staples. The objective of this case series is to demonstrate the ease of application of staples in MTP joint fusion procedur…
View article: Experimental study of mortar incorporating nano-magnetite on engineering performance and radiation shielding
Experimental study of mortar incorporating nano-magnetite on engineering performance and radiation shielding Open
Here, this study reports the effect of nano-magnetite (nano-Fe 3 O 4 ) on the γ and neutron-radiation shielding properties of mortar using 1–10 wt% additions of nano-Fe 3 O 4 . The results indicate that nano-Fe 3 O 4 additions enhance the …
View article: Roles of superabsorbent polymers (SAPs) and palm oil fuel ash (POFA) on the strength, cost analysis and CO2 emission of lightweight concrete: Comparison with aluminum-based aerated concrete
Roles of superabsorbent polymers (SAPs) and palm oil fuel ash (POFA) on the strength, cost analysis and CO2 emission of lightweight concrete: Comparison with aluminum-based aerated concrete Open
This work investigated the effects of superabsorbent polymers (SAPs) as pore-forming agent and palm oil fuel ash (POFA) as sand replacement (0-100 % by weight) on the strength, economic feasibility, and CO2 emissions for lightweight concre…
View article: HISTORY OF DEVELOPMENTS IN GEOPOLYMER SCIENCE IN NEW ZEALAND: A BRIEF REVIEW
HISTORY OF DEVELOPMENTS IN GEOPOLYMER SCIENCE IN NEW ZEALAND: A BRIEF REVIEW Open
This brief review covers some of the highlights of the research into the chemistry and various applications of aluminosilicate geopolymers carried out in the Chemistry Department of Victoria University of Wellington over the last 20 years.…
View article: Experimental study of lightweight concrete prepared from super absorbent polymers (SAPs) and glass fibers (GF)
Experimental study of lightweight concrete prepared from super absorbent polymers (SAPs) and glass fibers (GF) Open
This study investigates the effect of super absorbent polymers (SAPs) and glass fiber (GF) additions on the properties of lightweight concrete. The SAPs act as a pore-forming agent, with the addition of various GF contents (0.1–1.0% by wei…
View article: Rapport de cas Suspected congenital unilateral ureteral atresia and hydronephrosis in a 6-year-old dog.
Rapport de cas Suspected congenital unilateral ureteral atresia and hydronephrosis in a 6-year-old dog. Open
A 6-year-old neutered male giant schnauzer dog was presented to an emergency clinic with stranguria and pollakiuria. On physical examination, the abdomen was generally and non-painfully distended. Diagnostic imaging revealed several large,…
View article: Characterization of Alkali Activated Materials Prepared from Continuous Attrition and Ball Milled Fly Ashes
Characterization of Alkali Activated Materials Prepared from Continuous Attrition and Ball Milled Fly Ashes Open
Mechanical activation is known to greatly influence the reactivity of fly ashes. In this paper, we report a comparative study of the properties of alkali-activated geopolymer materials prepared using both ball-milled and attrition-milled f…
View article: Editorial: Geopolymer and Alkali Activated Materials Chemistry, Structure, and Properties
Editorial: Geopolymer and Alkali Activated Materials Chemistry, Structure, and Properties Open
EDITORIAL article Front. Chem., 08 June 2022Sec. Solid State Chemistry https://doi.org/10.3389/fchem.2022.929163
View article: Comparative study on the preparation of belite cement from nano-silicas extracted from different agricultural wastes with calcium carbide residue
Comparative study on the preparation of belite cement from nano-silicas extracted from different agricultural wastes with calcium carbide residue Open
Belite cement was prepared using nano-silicas extracted from three different agricultural wastes–black rice husk ash (BRHA), bagasse ash (BA), and palm oil fuel ash (POFA)–which were reacted at 1200 − 1400 °C with CaC2 residue as calcium s…
View article: Corrigendum to “The effect of nanoparticle and mesoporous TiO2 additions on the electronic characteristics of reduced graphene oxide nanocomposites with zinc oxide under UV irradiation” [Mater. Sci. Eng. B 246 (2019) 89–95] (Materials Science & Engineering B (2019) 246 (89–95), (S0921510719301679), (10.1016/j.mseb.2019.06.003))
Corrigendum to “The effect of nanoparticle and mesoporous TiO2 additions on the electronic characteristics of reduced graphene oxide nanocomposites with zinc oxide under UV irradiation” [Mater. Sci. Eng. B 246 (2019) 89–95] (Materials Science & Engineering B (2019) 246 (89–95), (S0921510719301679), (10.1016/j.mseb.2019.06.003)) Open
© 2019 Elsevier B.V. The authors regret that due to insufficient accuracy when approving the final version, the required changes in affiliations are updated as above. The authors would like to apologise for any inconvenience caused.
View article: Photocatalytic nanocomposite materials based on inorganic polymers (Geopolymers): A review
Photocatalytic nanocomposite materials based on inorganic polymers (Geopolymers): A review Open
© 2020 by the authors. Licensee MDPI, Basel, Switzerland. Geopolymers are ecologically-friendly inorganic materials which can be produced at low temperatures from industrial wastes such as fly ash, blast furnace slags or mining residues. A…
View article: Photocatalytic nanocomposite materials based on inorganic polymers (Geopolymers): A review
Photocatalytic nanocomposite materials based on inorganic polymers (Geopolymers): A review Open
© 2020 by the authors. Licensee MDPI, Basel, Switzerland. Geopolymers are ecologically-friendly inorganic materials which can be produced at low temperatures from industrial wastes such as fly ash, blast furnace slags or mining residues. A…
View article: Corrigendum to “The effect of nanoparticle and mesoporous TiO2 additions on the electronic characteristics of reduced graphene oxide nanocomposites with zinc oxide under UV irradiation” [Mater. Sci. Eng. B 246 (2019) 89–95] (Materials Science & Engineering B (2019) 246 (89–95), (S0921510719301679), (10.1016/j.mseb.2019.06.003))
Corrigendum to “The effect of nanoparticle and mesoporous TiO2 additions on the electronic characteristics of reduced graphene oxide nanocomposites with zinc oxide under UV irradiation” [Mater. Sci. Eng. B 246 (2019) 89–95] (Materials Science & Engineering B (2019) 246 (89–95), (S0921510719301679), (10.1016/j.mseb.2019.06.003)) Open
© 2019 Elsevier B.V. The authors regret that due to insufficient accuracy when approving the final version, the required changes in affiliations are updated as above. The authors would like to apologise for any inconvenience caused.
View article: Photocatalytic Nanocomposite Materials Based on Inorganic Polymers (Geopolymers): A Review
Photocatalytic Nanocomposite Materials Based on Inorganic Polymers (Geopolymers): A Review Open
Geopolymers are ecologically-friendly inorganic materials which can be produced at low temperatures from industrial wastes such as fly ash, blast furnace slags or mining residues. Although to date their principal applications have been see…
View article: Photocatalytic Nanocomposite Materials Based on Inorganic Polymers (Geopolymers): A Review
Photocatalytic Nanocomposite Materials Based on Inorganic Polymers (Geopolymers): A Review Open
Geopolymers are ecologically-friendly inorganic materials which can be produced at low temperatures from industrial wastes such as fly ash, blast furnace slags or mining residues. Although to date their principal applications have been as …
View article: Fly Ash-Based Geopolymers as Sustainable Bifunctional Heterogeneous Catalysts and Their Reactivity in Friedel-Crafts Acylation Reactions
Fly Ash-Based Geopolymers as Sustainable Bifunctional Heterogeneous Catalysts and Their Reactivity in Friedel-Crafts Acylation Reactions Open
This study presents the synthesis, characteristics and catalytic reactivity of sustainable bifunctional heterogeneous catalysts derived from coal fly ash-based geopolymer, particularly those with a high Ca content (C-class) fly ash. The de…
View article: Properties of geopolymer binders prepared from milled pond ash
Properties of geopolymer binders prepared from milled pond ash Open
Alkali-activated materials were prepared from pond ash from the Darkhan city (Mongolia) thermal power station. This ash contains about 60 wt % X-ray amorphous material in addition to quartz, mullite, hematite and magnesioferrite, and prese…
View article: K-Based Geopolymer from metakaolin: roles of K/Al ratio and water or steam Curing at different temperatures
K-Based Geopolymer from metakaolin: roles of K/Al ratio and water or steam Curing at different temperatures Open
K-based geopolymer binder was prepared by reacting metakaolin with alkaline solutions having different potassium contents and by water curing at room temperature and 80 °C as well as steam curing at 150 and 180 °C. The phase formation, mic…