formulations and raw materials with excellent recoveries. It was validated according to ICH Guidelines with excellent linearity R2 = 0.992 for Bromoxynil and 0.998 for MCPA. For Bromoxynil, LOD = 1.57 mg/L and ... respectively while Fig. 1b represents the structure of Bromoxynil. Its IUPAC name and chemical name is 3, 5-dibromo-4-hydroxybenzonitrile; 3, 5-dibromo-4-hydroxyphenyl cyanide. Materials and method Chemicals
The low mechanical strength, water deficiency, and oxidative protection of organic membranes impede their use as food-grade packaging materials. Cinnamaldehyde (CIN) tends to lose its activity owing ... used packaging material because of its light weight, low cost, excellent mechanical properties, and adequate stability [ 2 ]. However, chemically synthesized plastic packaging materials are non
Physics and Chemistry of Solids, Cavendish Laboratory, University of Cambridge , Cambridge CB3 0HE , UK 1 Los Alamos Neutron Science Center, Los Alamos National Laboratory , Los Alamos, NM , USA 2 Materials ... Physics , Atomic Weapons Establishment, Aldermaston, Reading, Berkshire RG7 4PR , UK Knowledge of the dynamic behavior of Energetic Materials such as explosives, propellants and pyrotechnics is crucial to
supplementary cementitious materials (SCMs) addresses the carbon dioxide emissions of the cement industry since the SCM requires neither calcination nor clinkering. Conventionally, ironmaking slags from the blast ... hydrogen-based reduction processes within the iron and steelmaking industry will generate new types of slag compositions that require valorization routes. Using slags as supplementary cementitious materials
interests to disclose. All the authors were involved in the preparation of the manuscript. All the authors have read and approved the final manuscript. Availability of data and materials Not applicable; the
The customizability of 3D printing allows for the manufacturing of personalized medical devices such as laryngectomy tubes, but it is vital to establish the biocompatibility of printing materials to ... variety of 3D printed materials (two surgical guide resins, a photopolymer, an elastomer, and a thermoplastic elastomer filament) as compared to standard, commercially available laryngectomy tubes. C-shaped
. This work demonstrates an application of the ultraviolet imaging system for the characterization of low-activity alpha sources: contaminated environmental samples, and nuclear materials featuring ... materials involving a standard 239Pu source, a set of depleted uranium sources with complex geometry, and a UO2 pellet. These samples were selected to test the feasibility of radioluminescence instrumentation
industry. In response, adopting sustainable and environmentally friendly building materials has emerged as a vital solution for achieving the international sustainable development goals set by the United ... substitute or an additive (Restuccia et al. 2020) . Integrating engineered biochar into construction materials offers multiple benefits, including enhanced structural strength and improved permeability
negative influence on the earth system’s ozone layer. In this study, the exact method of using artificial intelligence (AI) approaches in sustainable structural materials optimization was investigated to ... engineering for making expert decisions, managing building projects, analyzing failures, evaluating geotechnical stability, and optimizing the use of geotechnical and structural materials [ 57 ]. In a simple
traditionally regarded as main composition elements of energetic materials, from the Cambridge Structural Database, then we implemented a refinement to our force field-inspired neural network (FFiNet), through ... energetic materials. In this work, we curated the dataset from the Cambridge Structural Database (CSD) [45], which contains more than 1.1 M organic and metal– organic crystal structure data, allowing big-data
considerations is understanding the three-dimensional characteristics of structural features to ensure the site’s suitability for long-term containment of radioactive materials. This case study focuses on imaging ... . Effective DGR establishment requires comprehensive subsurface assessment, particularly in evaluating structural stability, hydrogeological attributes, geological composition, and geochemical properties. Key
Nuclear forensics is the examination of nuclear and other radioactive materials to identify the risk, origin and history of materials in order to support law enforcement investigations or to assist nuclear ... ., no loss or increase for either the parent nuclide or a decay product). For U materials, the 230Th/234U or 231Pa/235U decay pair is used. If the initial concentration of the daughter nuclide is zero
, and in their tensor counterparts. We collect several structural properties, some of which are known, together with some new spectral results. We also analyze in detail the case where the second problem ... differences. In particular, we derive spectral properties that can be used in the numerical solution of the resulting algebraic linear system. Matrix eigenproblem; Lyapunov equation; Structural properties
This paper demonstrates a new concept of using two-dimensional (2D) layered materials and their heterostructures for enhanced X-ray radiation shielding. This phenomenon is revealed by ... phenomenon is revealed by characterization on the X-ray shielding performances of several 2D materials with high atomic numbers (Z), including MoS2, antimonene (Sb), and MXene prepared as multi-layered and
Senior Lecturer in the School of Engineering, Deakin University, Australia, where he established the 4D Printing and Robotic Materials Lab. Dr Eujin Pei is a Reader in Additive Manufacturing and Associate ... and 4D Printing Research Group. Prof. Giulia Scalet is Associate Professor and Founder of the Laboratory of Programmable Materials and Structures at the Department of Civil Engineering and Architecture
supporting the growing global population. By 2100, a population increase by 42% to 9.7 billion people is projected (UN 2023) . Of these people, 3 Institute of Structural Analysis, TU Braunschweig ... approach that explores the interplay between flow dynamics and structural motion. It is noteworthy that, in the realm of aquaculture, there has been a scarcity of investigations that focus on the relative
fracture propagation of hard rock materials from a theoretical perspective. A new unified constitutive model, based on a modified Mohr–Coulomb (M-C) criterion, is proposed to accurately represent the short ... the plastic yield surface. (3) An explicit integration algorithm is utilized to effectively update the time-dependent damage evolution 1 Introduction Hard rock materials, such as granite and basalt
bodies before human use. Adsorption is the best technique to remove these pollutants from wastewater based on cost, efficiency, and feasibility. For the adsorption process, a variety of adsorbent materials ... adsorbent materials have been synthesized by researchers in the past few decades, and yet it remains a challenge for researchers and scientists to synthesize a cost-effective and highly efficient adsorbent
and when the activity correlation is taken into account the HI uncertainties are similar in value for both methods. Building materials; Natural radioactivity; Correlated uncertainties; α and β counting ... ; Building materials hazard indices Introduction Building materials are derived from Earth’s resources, such as soil or rocks, and thus they contain naturally occurring radionuclides from the 238U and 232Th
