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  • Article
  • Open Access
192 Citations
11,897 Views
15 Pages

7 July 2019

Bio-inspired functionally graded cellular materials (FGCM) have improved performance in energy absorption compared with a uniform cellular material (UCM). In this work, sheet-based and strut-based gyroid cellular structures with graded densities are...

  • Review
  • Open Access
12 Citations
3,346 Views
60 Pages

7 May 2024

Cellular materials offer industries the ability to close gaps in the material selection design space with properties not otherwise achievable by bulk, monolithic counterparts. Their superior specific strength, stiffness, and energy absorption, as wel...

  • Article
  • Open Access
9 Citations
4,678 Views
18 Pages

4 December 2021

This paper deals with the study of cellular rubbers, which were filled with silica nanofiller in order to optimize the rubber properties for given purposes. The rubber composites were produced with different concentrations of silica nanofiller at the...

  • Article
  • Open Access
44 Citations
6,369 Views
10 Pages

Extrusion Foaming of Lightweight Polystyrene Composite Foams with Controllable Cellular Structure for Sound Absorption Application

  • Yanpei Fei,
  • Wei Fang,
  • Mingqiang Zhong,
  • Jiangming Jin,
  • Ping Fan,
  • Jintao Yang,
  • Zhengdong Fei,
  • Lixin Xu and
  • Feng Chen

9 January 2019

Polymer foams are promising for sound absorption applications. In order to process an industrial product, a series of polystyrene (PS) composite foams were prepared by continuous extrusion foaming assisted by supercritical CO2. Because the cell size...

  • Proceeding Paper
  • Open Access
1,549 Views
8 Pages

29 October 2024

This study investigates cellular negative stiffness honeycomb (NSH) structures in the prospect of energy absorption and vibration isolation. The energy absorption properties for different geometrical parameters have been investigated for a specific d...

  • Communication
  • Open Access
3 Citations
3,526 Views
10 Pages

Determination of Extra- and Intra-Cellular pH Using Characteristic Absorption of Water by Near-Infrared Spectroscopy

  • Jiani Li,
  • Fanfan Liang,
  • Li Han,
  • Xiaoxuan Yu,
  • Dingbin Liu,
  • Wensheng Cai and
  • Xueguang Shao

Accurate determination of extra-cellular pH (pHe) and intra-cellular pH (pHi) is important to cancer diagnosis and treatment because tumor cells exhibit a lower pHe and a slightly higher pHi than normal cells. In this work, the characteristic absorpt...

  • Article
  • Open Access
33 Citations
9,899 Views
23 Pages

30 June 2020

This paper discusses the potential of using lightweight nature-inspired cellular structured designs as energy absorbers in crashworthiness applications for electric vehicles (EV). As EVs are becoming popular with their increased battery capacity, the...

  • Article
  • Open Access
326 Views
19 Pages

17 January 2026

To improve the oral bioavailability of oleanolic acid (OA), this study developed a menthol–fatty acid-based hydrophobic deep eutectic solvent (HDES) system. Through a comprehensive evaluation using in vitro simulated digestion and Caco-2 cell t...

  • Article
  • Open Access
19 Citations
4,727 Views
24 Pages

A designer of metallic energy absorption structures using additively manufactured cellular materials must address the question of which of a multitude of cell shapes to select from, the majority of which are classified as either honeycomb, beam-latti...

  • Article
  • Open Access
52 Citations
8,812 Views
17 Pages

Cytotoxicity, Uptake Behaviors, and Oral Absorption of Food Grade Calcium Carbonate Nanomaterials

  • Mi-Kyung Kim,
  • Jeong-A. Lee,
  • Mi-Rae Jo,
  • Min-Kyu Kim,
  • Hyoung-Mi Kim,
  • Jae-Min Oh,
  • Nam Woong Song and
  • Soo-Jin Choi

10 November 2015

Calcium is the most abundant mineral in human body and essential for the formation and maintenance of bones and teeth as well as diverse cellular functions. Calcium carbonate (CaCO3) is widely used as a dietary supplement; however, oral absorption ef...

  • Article
  • Open Access
1,281 Views
18 Pages

Effect of Cross-Section Designs on Energy Absorption of Mechanical Metamaterials

  • Xinnian Wang,
  • Sina Rastegarzadeh,
  • Yayue Pan and
  • Jida Huang

7 September 2025

Numerous studies have examined various geometric designs in cellular structures, yet the role of cross-sectional geometry remains underexplored. Cross-sections significantly influence the effective material properties of architected materials, where...

  • Article
  • Open Access
4 Citations
4,196 Views
20 Pages

28 April 2021

Aluminum-based cellular solids are promising lightweight structural materials considering their high specific strength and vibration damping, being potential candidates for future railway vehicles with enhanced riding comfort and low fuel consumption...

  • Article
  • Open Access
29 Citations
6,588 Views
14 Pages

3 May 2019

Cellular lattice structures have important applications in aerospace, automobile and defense industries due to their high specific strength, modulus and energy absorption. Additive manufacturing provides the design freedom to fabricate complex cellul...

  • Article
  • Open Access
2 Citations
661 Views
22 Pages

19 October 2025

The aim of the manuscript is to study the effect of volume fraction on the bending properties of selected thermoplastic cellular structures (Primitive, Diamond, and Gyroid) from a mechanical and energy absorption perspective, with a view to their pro...

  • Article
  • Open Access
377 Views
33 Pages

Compressive Response and Energy Absorption of Additively Manufactured Elastomers with Varied Simple Cubic Architectures

  • Lindsey B. Bezek,
  • Sushan Nakarmi,
  • Jeffery A. Leiding,
  • Nitin P. Daphalapurkar,
  • Santosh Adhikari and
  • Kwan-Soo Lee

5 February 2026

Additive manufacturing, and particularly the vat photopolymerization process, enables the fabrication of complex geometries at high resolution and small length scales, making it well-suited for fabricating cellular structures (e.g., foams and lattice...

  • Article
  • Open Access
10 Citations
3,889 Views
13 Pages

28 April 2022

Polyurethane foams with a hybrid structure between closed cell and open cell were fabricated and fully characterized. Sound absorption measurements were carried out in order to assess their acoustic performance at different frequency ranges. The cell...

  • Review
  • Open Access
84 Citations
10,304 Views
34 Pages

29 April 2020

The use of luminescence in biological systems allows one to diagnose diseases and understand cellular processes. Molecular systems, particularly lanthanide(III) complexes, have emerged as an attractive system for application in cellular luminescence...

  • Article
  • Open Access
2 Citations
2,209 Views
18 Pages

18 November 2022

The drop hammer impact test was carried out to investigate the dynamic response of closed-cell Al foams. A relatively reasonable method was also developed to evaluate the velocity sensitivity of cellular material. The typical impact load–displa...

  • Article
  • Open Access
21 Citations
6,084 Views
14 Pages

20 December 2019

Tartary buckwheat (Fagopyrum esculentum) is widely used in the food industry due to its functionality, which is related to its high rutin content. However, rutin is easily converted into quercetin by an endogenous enzyme during processing, resulting...

  • Article
  • Open Access
7 Citations
2,030 Views
20 Pages

Performance of Plant-Produced Asphalt Containing Cellular Capsules

  • Laura Traseira-Piñeiro,
  • Tony Parry,
  • Frank Haughey and
  • Alvaro Garcia-Hernandez

25 November 2022

This paper aims to assess the influence of encapsulated rejuvenators on plant-produced asphalt’s performance. The polymeric capsules are evaluated as cellular materials that deform and absorb energy while they experience a progressive collapse...

  • Article
  • Open Access
772 Views
17 Pages

Metamortar Composites Reinforced with Re-Entrant Auxetic Cells: Mechanical Performance and Enhanced Energy Absorption

  • Jorge Fernández,
  • César Garrido,
  • Luis Muñoz,
  • Felipe Nuñez,
  • Rodrigo Valle and
  • Víctor Tuninetti

27 November 2025

This study investigates the mechanical behavior and energy absorption capacity of a novel metamortar composite, developed by embedding re-entrant auxetic cellular structures into a cementitious mortar matrix. Auxetic materials, which exhibit a negati...

  • Article
  • Open Access
8 Citations
4,099 Views
13 Pages

Extracellular Albumin Covalently Sequesters Selenocompounds and Determines Cytotoxicity

  • Wenyi Zheng,
  • Roberto Boada,
  • Rui He,
  • Tingting Xiao,
  • Fei Ye,
  • Laura Simonelli,
  • Manuel Valiente,
  • Ying Zhao and
  • Moustapha Hassan

24 September 2019

Selenocompounds (SeCs) are well-known nutrients and promising candidates for cancer therapy; however, treatment efficacy is very heterogeneous and the mechanism of action is not fully understood. Several SeCs have been reported to have albumin-bindin...

  • Article
  • Open Access
42 Citations
5,261 Views
19 Pages

Candesartan Cilexetil (CC) is a prodrug widely used in the treatment of hypertension and heart failure, but it has some limitations, such as very poor aqueous solubility, high affinity to P-glycoprotein efflux mechanism, and hepatic first-pass metabo...

  • Article
  • Open Access
22 Citations
4,542 Views
14 Pages

Copolymeric Micelles Overcome the Oral Delivery Challenges of Amphotericin B

  • Pataranapa Nimtrakul,
  • Desmond B. Williams,
  • Waree Tiyaboonchai and
  • Clive A. Prestidge

Classified as a Biopharmaceutical Classification System (BCS) class IV drug, amphotericin B (AmB) has low aqueous solubility and low permeability leading to low oral bioavailability. To improve these limitations, this study investigated the potential...

  • Article
  • Open Access
5 Citations
2,085 Views
13 Pages

30 September 2024

In comparison to monolithic materials, cellular solids have superior energy absorption capabilities. Of particular interest within this category are the periodic lattice materials, which offer repeatable and highly customizable behavior, particularly...

  • Article
  • Open Access
5 Citations
2,599 Views
14 Pages

Tunable Energy Absorbing Property of Bilayer Amorphous Glass Foam via Dry Powder Printing

  • Jungjin Park,
  • John Howard,
  • Avi Edery,
  • Matthew DeMay and
  • Norman Wereley

19 December 2022

The research in this paper entails the design of material systems with tunable energy-absorbing properties. Hollow glass microspheres of different densities are layered using dry powder printing and subsequently sintered to form a cellular structure....

  • Article
  • Open Access
10 Citations
2,642 Views
13 Pages

Potassium Ferrite for Biomedical Applications

  • João P. F. Carvalho,
  • Tânia Vieira,
  • Jorge Carvalho Silva,
  • Paula I. P. Soares,
  • Nuno M. Ferreira,
  • Carlos O. Amorim,
  • Sílvia Soreto Teixeira and
  • Manuel P. F. Graça

22 May 2023

Ferrites have been widely studied for their use in the biomedical area, mostly due to their magnetic properties, which gives them the potential to be used in diagnostics, drug delivery, and in treatment with magnetic hyperthermia, for example. In thi...

  • Article
  • Open Access
26 Citations
3,579 Views
25 Pages

The Effect of Zn-Substitution on the Morphological, Magnetic, Cytotoxic, and In Vitro Hyperthermia Properties of Polyhedral Ferrite Magnetic Nanoparticles

  • Ionel Fizesan,
  • Cristian Iacovita,
  • Anca Pop,
  • Bela Kiss,
  • Roxana Dudric,
  • Rares Stiufiuc,
  • Constantin Mihai Lucaciu and
  • Felicia Loghin

The clinical translation of magnetic hyperthermia (MH) needs magnetic nanoparticles (MNPs) with enhanced heating properties and good biocompatibility. Many studies were devoted lately to the increase in the heating power of iron oxide MNPs by doping...

  • Article
  • Open Access
3 Citations
4,026 Views
21 Pages

28 November 2020

This investigation focuses on the interaction effect during the quasi-static axial crushing of circular and square thin-walled aluminium extrusions filled with polymeric foam or cork. The increment in the absorbed energy due to interactions between m...

  • Article
  • Open Access
42 Citations
4,731 Views
11 Pages

21 October 2021

This paper investigates the deformation mechanism and energy absorption behaviour of 316 L triply periodic minimal surface (TPMS) structures with uniform and graded wall thicknesses fabricated by the selective laser melting technique. The uniform P-s...

  • Article
  • Open Access
559 Views
21 Pages

Biomimetic Design and Extrusion-Based 3D Printing of TiO2 Filled Composite Sphere Scaffolds: Energy-Absorbing and Electromagnetic Properties

  • Marsel Akhmatnabiev,
  • Alexander Petrov,
  • Mikhail Timoshenko,
  • Maxim Sychov,
  • Semyon Diachenko,
  • Maxim Arsentev,
  • Alexander Bakulin,
  • Ekaterina Skorb and
  • Michael Nosonovsky

1 December 2025

The development of composite materials with tunable dielectric properties that preserve mechanical performance is essential for next-generation radio engineering devices. In this study, composite filaments based on acrylonitrile–butadiene&ndash...

  • Article
  • Open Access
2 Citations
4,526 Views
22 Pages

Design optimization through the integration of multiple functions into a single part is a highly effective strategy to reduce costs, simplify assembly, improve performance, and reduce weight. Additive manufacturing facilitates the production of compl...

  • Article
  • Open Access
25 Citations
3,916 Views
19 Pages

30 June 2021

In this paper, we study the capabilities of two additive manufacturing technologies for the production of lattice structures, namely material extrusion and vat photopolymerization additive manufacturing. A set of polymer lattice structures with diver...

  • Article
  • Open Access
8 Citations
5,034 Views
16 Pages

2 July 2021

Hollow sphere structures with perforations (PHSSs) in three different arrangements (simple cubic (SC), body-centred cubic (BCC), and face-centred cubic (FCC)) were fabricated through three-dimensional (3D) printing, and the mechanical behaviours of t...

  • Article
  • Open Access
85 Citations
10,096 Views
16 Pages

Energy Absorption and Mechanical Performance of Functionally Graded Soft–Hard Lattice Structures

  • Hafizur Rahman,
  • Ebrahim Yarali,
  • Ali Zolfagharian,
  • Ahmad Serjouei and
  • Mahdi Bodaghi

11 March 2021

Today, the rational combination of materials and design has enabled the development of bio-inspired lattice structures with unprecedented properties to mimic biological features. The present study aims to investigate the mechanical performance and en...

  • Article
  • Open Access
23 Citations
3,923 Views
15 Pages

Nanostructured LiFe5O8 by a Biogenic Method for Applications from Electronics to Medicine

  • Silvia Soreto Teixeira,
  • Manuel P. F. Graça,
  • José Lucas,
  • Manuel Almeida Valente,
  • Paula I. P. Soares,
  • Maria Carmo Lança,
  • Tânia Vieira,
  • Jorge Carvalho Silva,
  • João Paulo Borges and
  • Luís C. Costa
  • + 4 authors

14 January 2021

The physical properties of the cubic and ferrimagnetic spinel ferrite LiFe5O8 has made it an attractive material for electronic and medical applications. In this work, LiFe5O8 nanosized crystallites were synthesized by a novel and eco-friendly sol-ge...

  • Article
  • Open Access
28 Citations
4,979 Views
20 Pages

Comprehensive Investigation of Stoichiometry–Structure–Performance Relationships in Flexible Polyurethane Foams

  • Adam Olszewski,
  • Paulina Kosmela,
  • Adam Piasecki,
  • Wiktoria Żukowska,
  • Mariusz Szczepański,
  • Paweł Wojtasz,
  • Mateusz Barczewski,
  • Roman Barczewski and
  • Aleksander Hejna

12 September 2022

Polyurethane (PU) foams are versatile materials with a broad application range. Their performance is driven by the stoichiometry of polymerization reaction, which has been investigated in several works. However, the analysis was often limited only to...

  • Article
  • Open Access
11 Citations
5,319 Views
15 Pages

Quantification of the Chemical Chaperone 4-Phenylbutyric Acid (4-PBA) in Cell Culture Media via LC-HRMS: Applications in Fields of Neurodegeneration and Cancer

  • Salvatore Villani,
  • Giulia Dematteis,
  • Laura Tapella,
  • Mara Gagliardi,
  • Dmitry Lim,
  • Marco Corazzari,
  • Silvio Aprile and
  • Erika Del Grosso

14 February 2023

In recent years, 4-phenylbutyric acid (4-PBA), an FDA-approved drug, has increasingly been used as a nonspecific chemical chaperone in vitro and in vitro, but its pharmacodynamics is still not clear. In this context, we developed and validated a Liqu...

  • Article
  • Open Access
3 Citations
1,780 Views
17 Pages

30 August 2024

This study introduces RTEEMF (Real-Time Evaluation Electromagnetic Field)-PhoneAnts, a novel Deep Learning (DL) framework for the efficient evaluation of mobile phone antenna performance, addressing the time-consuming nature of traditional full-wave...

  • Article
  • Open Access
3 Citations
1,914 Views
20 Pages

Mechanical Behavior of 3D-Printed Zig-Zag Honeycomb Structures Made of BASF Ultrafuse 316L

  • Marcin Sarzyński,
  • Paweł Płatek,
  • Patryk Cedro,
  • Urvashi Gunputh,
  • Paul Wood and
  • Alexis Rusinek

18 December 2024

The aim of this study is to determine the mechanical behavior of 2D honeycomb cellular structures with deformation initiators subject to quasi-static compression testing. Two different loading directions were studied: in-plane (IP) and out-of-plane (...

  • Article
  • Open Access
850 Views
15 Pages

Resin-Reinforced Auxetic Structures with Re-Entrant Struts for Improved Energy Absorption

  • César Garrido,
  • Jorge Fernández,
  • Víctor Tuninetti,
  • Gonzalo Pincheira,
  • Ignacio Ríos and
  • Rodrigo Valle

29 November 2025

This study aims to improve the energy absorption and mechanical properties of auxetic structures by optimizing their design and analyzing the influence of different resin matrices in composite fabrication. Auxetic materials exhibit unique deformation...

  • Review
  • Open Access
109 Citations
27,347 Views
12 Pages

A lack of understanding of the processes determining the absorption and subsequent metabolism of coenzyme Q10 (CoQ10) has resulted in some manufacturers’ making incorrect claims regarding the bioavailability of their CoQ10 supplements, with pot...

  • Editorial
  • Open Access
94 Citations
12,359 Views
32 Pages

From Stochastic Foam to Designed Structure: Balancing Cost and Performance of Cellular Metals

  • Dirk Lehmhus,
  • Matej Vesenjak,
  • Sven De Schampheleire and
  • Thomas Fiedler

8 August 2017

Over the past two decades, a large number of metallic foams have been developed. In recent years research on this multi-functional material class has further intensified. However, despite their unique properties only a limited number of large-scale a...

  • Article
  • Open Access
21 Citations
3,387 Views
14 Pages

22 November 2022

Laser powder bed fusion (LPBF) is an emerging technique for the fabrication of triply periodic minimal surface (TPMS) structures in metals. In this work, different TPMS structures such as Diamond, Gyroid, Primitive, Neovius, and Fisher–Koch S w...

  • Article
  • Open Access
7 Citations
3,325 Views
24 Pages

Crashworthiness Analysis and Multi-Objective Optimization for Concave I-Shaped Honeycomb Structure

  • Tingting Wang,
  • Mengchun Li,
  • Dongchen Qin,
  • Jiangyi Chen and
  • Hongxia Wu

15 October 2022

Due to their superior structural and mechanical properties, materials with negative Poisson’s ratio are of increasing interest to research scholars, especially in fuel-efficient vehicles. In this work, a new concave I-shaped honeycomb structure...

  • Article
  • Open Access
27 Citations
5,584 Views
16 Pages

1 March 2024

Triply periodic minimal surface (TPMS) structures have unique geometries and excellent mechanical properties, which have attracted much attention in many fields. However, the relationship between different filling forms and different directions of fu...

  • Article
  • Open Access
1 Citations
2,678 Views
22 Pages

17 October 2023

We previously examined the cellular uptake of six types of vitamin D in human intestinal Caco-2 cells. Since vitamins D5–D7 were commercially unavailable, we synthesized these compounds organically before studying them. This process led us to u...

  • Article
  • Open Access
5 Citations
2,516 Views
13 Pages

17 May 2021

Metallic foams have drawn increasing attention in applications ranging from lightweight structures to energy absorption devices. Mechanical properties of metallic foams depend on both their microstructure and cellular structure. In situ Al-4.5%Cu-xTi...

  • Review
  • Open Access
10 Citations
3,540 Views
24 Pages

15 May 2023

The growing demand for sustainable and efficient energy harvesting and storage technologies has spurred interest in the integration of triboelectric nanogenerators (TENGs) with supercapacitors (SCs). This combination offers a promising solution for p...

  • Article
  • Open Access
23 Citations
7,850 Views
21 Pages

Hydrophobic Amino Acid Tryptophan Shows Promise as a Potential Absorption Enhancer for Oral Delivery of Biopharmaceuticals

  • Noriyasu Kamei,
  • Hideyuki Tamiwa,
  • Mari Miyata,
  • Yuta Haruna,
  • Koyo Matsumura,
  • Hideyuki Ogino,
  • Serena Hirano,
  • Kazuhiro Higashiyama and
  • Mariko Takeda-Morishita

Cell-penetrating peptides (CPPs) have great potential to efficiently deliver drug cargos across cell membranes without cytotoxicity. Cationic arginine and hydrophobic tryptophan have been reported to be key component amino acids for cellular internal...

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