Results 41 to 50 of about 2,925 (172)

Cinnamic‐Hydroxamic‐Acid Derivatives Exhibit Antibiotic, Anti‐Biofilm, and Supercoiling Relaxation Properties by Targeting Bacterial Nucleoid‐Associated Protein HU

open access: yesAdvanced Science, EarlyView.
Cinnamic‐hydroxamic‐acid derivatives (CHADs) are identified as novel inhibitors of the bacterial nucleoid‐associated protein HU, exhibiting potent antibacterial, anti‐biofilm (both inhibition and eradication), and DNA relaxation (anti‐supercoiling) activities. Moreover, CHADs demonstrate strong synergistic effects with multiple antibiotics.
Huan Chen   +22 more
wiley   +1 more source

A study of characteristics of man-made lightweight aggregate and lightweight concrete made from expanded polystyrene (eps) and cement mortar

open access: yesOpen Engineering, 2023
This research investigated the feasibility of using waste-expanded polystyrene (EPS) and mortar to produce lightweight aggregate (LWA). The EPS extracted from the leftover backing waste was crushed into beads using an electric grinder and mixed in three ...
Kadhim Firas Jawad   +3 more
doaj   +1 more source

Thermal and Sound Insulation Properties of Recycled Expanded Polystyrene Granule and Gypsum Composites

open access: yesRecycling, 2023
Up to now, primary resources have been the main choice of raw material selection for production. Now, global market tendencies have brought significant attention to secondary resources as the price has been raised for primary materials, and there is a ...
Girts Bumanis   +6 more
doaj   +1 more source

Lightweight Concrete Produced Using a Two-Stage Casting Process [PDF]

open access: yes, 2015
The type of lightweight aggregate and its volume fraction in a mix determine the density of lightweight concrete. Minimizing the density obviously requires a higher volume fraction, but this usually causes aggregates segregation in a conventional mixing ...
De Larrard   +4 more
core   +2 more sources

Microstructure Tuning and Performance Enhancement of Polystyrene Foams via Ball‐Milled Biochar–Induced Nucleation in Supercritical CO2‐Assisted Extrusion

open access: yesJournal of Applied Polymer Science, EarlyView.
Sustainable polystyrene–biochar composite foams produced by supercritical CO2 extrusion with enhanced microstructure, thermal insulation, and compressive performance. ABSTRACT Developing sustainable thermal insulation materials is critical to reducing building energy consumption and greenhouse gas emissions.
Apurv Gaidhani   +4 more
wiley   +1 more source

Properties and thermal insulation performance of light-weight concrete

open access: yesИнженерно-строительный журнал, 2018
The building energy performance is becoming increasingly important, because of environmental restrictions and rising costs of fuel end energy. Therefore, improve the thermal insulation performance of wall covers of buildings is crucial. The present study
Tang Vang Lam   +4 more
doaj   +1 more source

The prediction of drying time of expanded polystyrene blocks : a thesis presented in partial fulfilment of the requirements for the degree of Master of Technology in Production Technology at Massey University [PDF]

open access: yes, 1998
A study of methods to predict the drying time of expanded polystyrene was made with the aim of optimizing the drying conditions of the drying kiln at Lanwood Industries.
Li, Yan
core  

CFD Analysis of Dual‐Layer PCM Roofs for Thermal Mitigation in Residential Buildings

open access: yesHeat Transfer, EarlyView.
ABSTRACT This study presents a computational fluid dynamics analysis of dual‐layer phase change material (PCM) roofs for passive cooling in residential buildings under the hot and humid climate of Bangladesh. A three‐dimensional transient model was developed in ANSYS Fluent using the enthalpy–porosity approach to simulate coupled heat conduction ...
Mohammad Junaid   +6 more
wiley   +1 more source

Using the Finite Element Method to Determine the Temperature Distributions in Hot-wire Cutting. [PDF]

open access: yes, 2011
Hot-wire cutting is a common material removal process used to shape and sculpt plastic foam materials, such as expanded polystyrene (EPS). Due to the low cost and sculpt-ability of plastic foams they are popular materials for large sized (> 1 m³ ...
Aitchison, David   +1 more
core  

Antibacterial Micro/Nanorobots: Innovations, Challenges, and Future Perspectives in Combatting Infection

open access: yesNano Select, EarlyView.
Antibacterial micro/nanorobots (MNRs) represent a breakthrough in antibacterial therapy, making precise delivery of drugs to the infection site. This review systematically summarizes the material composition, actuation, and applications of MNRs in combating biofilms and drug‐resistant infections while emphasizing the existing challenges of ...
Yichao Chen   +4 more
wiley   +1 more source

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