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Powders, Volume 2, Issue 1

2023 March - 14 articles

Cover Story: Tablet microstructure, driven by formulation and process design, dictates drug release and dissolution kinetics, consequently impacting therapeutic performance. This literature review details the modeling principles governing liquid transport kinetics and the influence of microstructure design on the disintegration and dissolution onset of immediate-release tablets. Formulation and process design effects on the tablet's critical quality attributes are also discussed. This review aims to pivot research frontiers toward investigating modeling and theoretical aspects of microstructure design. Other underexplored branches of this field entail in-line/online microstructure quantification and design space estimation based on the Quality by Design approach. View this paper
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Articles (14)

  • Article
  • Open Access
1,854 Views
11 Pages

17 March 2023

The difficulty of obtaining a densely packed granular material as an initial condition is a very common problem in numerical simulations of granular materials. In this article, an Imaginary Coating Algorithm (ICA) is introduced. To avoid unreasonable...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,650 Views
16 Pages

Multiple-Instance Regression for Metal Powder Hall Flow Rate Prediction Using Augmented Particle Size and Shape Data

  • Ashley Schuliger,
  • Stephen Price,
  • Bryer C. Sousa,
  • Danielle L. Cote and
  • Rodica Neamtu

14 March 2023

This study investigates the relationship between metallic powders and their flowability behavior (captured in terms of Hall flow rates using Hall flowmeters). Due to the many trait dependencies of powder flowability, which have made the formulation o...

  • Article
  • Open Access
5 Citations
2,793 Views
20 Pages

13 March 2023

Spiral jet mills used for fine and colloid grinding have an enormously high energy consumption resulting in a great potential for optimization. In order to increase their efficiency, it is essential to precisely understand the flow conditions within...

  • Article
  • Open Access
5 Citations
3,694 Views
18 Pages

An Attempt to Understand Stainless 316 Powders for Cold-Spray Deposition

  • Neeraj S. Karmarkar,
  • Vikram V. Varadaraajan,
  • Pravansu S. Mohanty and
  • Sharan Kumar Nagendiran

7 March 2023

Cold gas dynamic spray (CS) is a unique technique for depositing material using high-strain-rate solid-state deformation. A major challenge for this technique is its dependence on the powder’s properties, and another is the lack of standards fo...

  • Feature Paper
  • Review
  • Open Access
7 Citations
5,383 Views
16 Pages

22 February 2023

Electric fields have been used in the manufacturing of powders in a number of ways, including to enhance drying rates and retain heat-sensitive materials. Electrohydrodynamic drying and electrostatic spray drying use electric fields to accelerate the...

  • Article
  • Open Access
2 Citations
3,644 Views
11 Pages

17 February 2023

Powder breakage during pneumatic conveying negatively affects the properties of dairy products and causes increased dusting, reduced wettability, and decreased product performance. In particular, particle breakage is a serious issue for fat-filled mi...

  • Review
  • Open Access
17 Citations
17,281 Views
25 Pages

17 February 2023

The internal microstructure of a tablet, such as pore geometry and pore volume, impacts the tablet’s disintegration kinetics. Ideally, one could design the microstructure to control dissolution onset and therapeutical performance of immediate-r...

  • Article
  • Open Access
4 Citations
3,564 Views
22 Pages

6 February 2023

Selective laser sintering (SLS) with polymers is currently in transition to the production of functional components. Nevertheless, the potential to revolutionize conventional production processes is confronted by newly imposed requirements regarding...

  • Article
  • Open Access
1 Citations
4,365 Views
16 Pages

Powder Production via Atomisation and Subsequent Laser Powder Bed Fusion Processing of Fe+316L Steel Hybrid Alloy

  • Sudipta Pramanik,
  • Anatolii Andreiev,
  • Kay-Peter Hoyer,
  • Jan Tobias Krüger,
  • Florian Hengsbach,
  • Alexander Kircheis,
  • Weiyu Zhao,
  • Jörg Fischer-Bühner and
  • Mirko Schaper

16 January 2023

The current investigation shows the feasibility of 316L steel powder production via three different argon gas atomisation routes (closed coupled atomisation, free fall atomisation with and without hot gas), along with subsequent sample production by...

  • Article
  • Open Access
4 Citations
3,201 Views
12 Pages

12 January 2023

Here, we demonstrate that nano–sized Mn–Ni–Co–O powder can be prepared at a low temperature via a co–precipitation method. In this work, Mn2+ was partially oxidized to Mn3+ ions in an aqueous solution by adding an oxidiz...

  • Article
  • Open Access
7 Citations
5,188 Views
15 Pages

10 January 2023

Selective laser sintering (SLS) with polymers is currently at the transition to the production of functional components and thus holds great potential to revolutionize conventional production processes. Nevertheless, the application capability is con...

  • Article
  • Open Access
5 Citations
3,956 Views
11 Pages

Direct Powder Forging—A New Approach for near Net Shape Processing of Titanium Powders

  • Sébastien Germain Careau,
  • Elena Ulate-Kolitsky and
  • Bernard Tougas

4 January 2023

This study investigates direct powder forging (DPF) as a new approach for near-net-shape processing of titanium alloys using a coarse particle size distribution (PSD) between 90 and 250 μm. This route was utilised to takes advantage of DPF’s...

  • Article
  • Open Access
35 Citations
6,011 Views
20 Pages

Stability of Silica Nanofluids at High Salinity and High Temperature

  • Anthony Hutin,
  • Nicolle Lima,
  • Felicle Lopez and
  • Marcio Carvalho

28 December 2022

Nanoparticles have shown great potential in many sectors of the oil and gas industry, including enhanced oil recovery (EOR). They can be used to improve water flooding by altering the wettability of the porous medium, reducing the interfacial tension...

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Powders - ISSN 2674-0516