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Materials

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Displaying 51 - 75 of 2343

On the chemomechanics of bubble growth in hydrogen attack of plain carbon steels

May 2, 2025
Author(s)
May Martin, Kshitij Vijayvargia, T Nguyen, Mohsen Dadfarnia, Aleksandar Staykov, Petros Sofronis, Masanobu Kubota, John Pugh
High temperature hydrogen attack (HTHA) is a form of degradation of carbon steels exposed to high temperature and high-pressure hydrogen whereby internal hydrogen reacting with carbides forms methane gas bubbles with an associated loss in strength and

Atomic layer deposition of Al2O3 to Ti-6Al-4V feedstock improves oxidation resistance and tensile strength in additively manufactured parts

April 30, 2025
Author(s)
Nicholas Derimow, Joseph Gauspohl, Alec Saville, Jake Benzing, Elisabeth Mansfield, Christopher Gump, Nikolas Hrabe
With the ever-increasing research and development into additive manufacturing (AM) via laser powder bed fusion (PBF-L) of Ti-6Al-4V alloy, there has been numerous efforts to introduce different coatings onto the metal powder feedstock in order to achieve

Microstructure effects on the fracture surface resistance of base metal in line pipe steels in high pressure H2 gas

April 29, 2025
Author(s)
Andrew LeBoeuf, Santigopal Samanta, Joseph Ronevich, Christopher San Marchi, Zachary Buck, Matthew Connolly, Lawrence Cho, Kip Findley
Cost-effective transportation of gaseous hydrogen requires the use of long-distance low-carbon steel pipeline networks. Employing higher strength (X65-X70) grades can allow for economic viability by enabling operation at higher pressures. While higher

Microstructural Features and Metastable Phase Formation in a High-Strength Aluminum Alloy Fabricated Using Additive Manufacturing

April 25, 2025
Author(s)
Andrew Iams, Jordan Weaver, Brandon Lane, Lucille Giannuzzi, Feng Yi, Darby LaPlant, John Martin, Fan Zhang
Additive manufacturing (AM) has captured recent attention for its potential to fabricate high-strength aluminum alloy components. A detailed understanding of the microstructure under the as-fabricated conditions is required to harness its potential. We

Interlaboratory Assessment of Candidate Reference Materials for Lentiviral Vector Copy Number and Integration Site Measurements

April 21, 2025
Author(s)
Hua-Jun He, Zhiyong He, Steven Lund, Barbara Paugh, Jennifer McDaniel, Justin Zook, Sierra Miller, Samantha Maragh, Simona Patange, Mahir Mohiuddin, Alessandro Tona, John Elliott, Kenneth Cole, Sheng Lin-Gibson
Reference materials are essential for accurately measuring integrated lentiviral vector (LV) copy number (VCN) and integration sites for the safety and efficacy of lentivirus-based gene therapy. We conducted an interlaboratory study on NIST candidate

Bridging the Impact Response of Polymers from the Nanoscale to the Macroscale

April 18, 2025
Author(s)
Kyle Callahan, Katherine Evans, Santanu Kundu, Edwin Chan
Impact from a fast-moving object is a common event, but it can vary greatly in terms of scale, speed, and energy depending on the specific case. Recent research has suggested that scaling analysis can be used to relate the impact performance of materials

Alkali metal pyridinolate/piperidinolate pairs: A new type of materials for efficient reversible hydrogen storage

April 1, 2025
Author(s)
Alexis Munyentwali, Yang Yu, Xingchi Zhou, Wei Zhou, Qijun Pei, Khai Chen Tan, Anan Wu, Hui Wu, Teng He, Ping Chen
Chemical hydrogen storage in organic materials is a promising method thanks to its high storage density, reversibility, and safety. However, the dehydrogenation process of organic materials requires high temperatures due to their unfavorable thermodynamic

Insight into the Spin Reorientation Phase Transition in the Magnetocaloric NdNi Compound

April 1, 2025
Author(s)
Yawei Gao, Xinqi Zheng, Hui Wu, Juping Xu, He Huang, Dingsong Wang, Hao Liu, Shanshan Zhen, Yang Pan, Lei Xi, Guyue Wang, Zixiao Zhang, Guangrui Zhang, Anxu Ma, Zhe Chen, Dan Liu, Zhaojun Mo, Jiawang Xu, Wen Yin, Shouguo Wang, Baogen Shen
Exploring and comprehending magnetocaloric materials with spin reorientation (SR) phase transition is of vital importance for practical applications of magnetocaloric effect (MCE). Herein, this study presents a systematic study on the magnetic properties,

MaRDA FAIR Materials Microscopy and LIMS Data Working Groups' Community Recommendations

April 1, 2025
Author(s)
Joshua Taillon, Edward Barnard, Laura Bartolo, Maria K. Y. Chan, Eric Stach, Mitra Taheri, Lynda Brinson, Peter Voorhees
The management, processing, and sharing of research data and experimental context produced on modern scientific instrumentation presents a myriad of challenges to nearly all within the materials research community. To help address these issues, MaRDA

Solvent Structure Controlled SeedGel Formation Investigated using Miscible Binary Solvents

March 21, 2025
Author(s)
Yuyin Xi, Ruipeng Li, William Heller, Wei-Ren Chen, Kunlun Hung, Aurora Zemborain, Yun Liu
Recently, a solvent segregation driven gel (SeedGel) has been demonstrated to be a tunable and versatile way to stabilize bicontinuous structures in a binary solvent. Here, the structure properties of the SeedGel prepared with two miscible solvents, 3

Molecules to Masterpieces: Bridging Materials Science and the Arts

March 19, 2025
Author(s)
Ferdinand Kohle, Hiroaki Sai, William Tait, Peter Beaucage, Ethan Susca, R. Thedford, Ulrich Wiesner
Art and materials innovation have always been intertwined, dating back to the earliest human creations. In modern times, however, the increasing specialization of materials science often restricts artists' access to cutting-edge materials. Here, the

Demonstration of Immunity to 400 *C Forming Gas Annealing in Oxide Semiconductor Transistor via PostMetallization Annealing

March 18, 2025
Author(s)
Yu-Hsin Kuo, Dylan J. Matthews, Shinichiro N. Muramoto, TaeYoung Song, Chengyang Zhang, Xianduo Zhao, Md S. Rahman, Sanghyun Kang, Andres S. Aguirre, Seung M. Lee, Daewon Ha, Sourav Dutta, Theodore Moise, Jayakanth Ravichandran, Shimeng Yu, Alexander Grutter, Suman Datta, Tania Roy, Asif I. Khan
Hydrogen-based annealing processes like forming gas annealing (FGA), widely used in back-end-ofline (BEOL) fabrication, can severely impact the threshold voltage (VTH) and subthreshold swing (SS) stability of amorphous oxide semiconductor (AOS) transistors

A Spatially-Resolved Evaluation of Accelerated Environmental Aging on Emerging Polypropylene-based Photovoltaic Backsheets using Raman Spectroscopy

March 13, 2025
Author(s)
Ashlee Aiello, Stefan Mitterhofer, Jan Obrzut, Karissa Jensen, Patryk Wasik, Chiara Barretta, Gernot Oreski, Stephanie Watson, Li Piin Sung, Xiaohong Gu
Accelerated aging was used to assess environmental degradation in emerging co-extruded polypropylene (PP)-based backsheets under three different environmental conditions (65 °C/20 % relative humidity (RH), 75 °C/20 % RH, and 75 °C/50 % RH). Although

Quantum Monte Carlo and density functional theory study of strain and magnetism in 2D 1T-VSe2 with charge density wave states

March 7, 2025
Author(s)
Daniel Wines, Akram Ibrahim, Nishwanth Gudibandla, Tehseen Adel, Frank Abel, Sharadh Jois, Kayahan Saritas, Jaron Krogel, Li Yin, Tom Berlijn, Aubrey Hanbicki, Gregory Stephen, Adam Friedman, Sergiy Krylyuk, Albert Davydov, Brian Donovan, Michelle Jamer, Angela Hight Walker, Kamal Choudhary, Francesca Tavazza, Can Ataca
Two-dimensional (2D) 1T-VSe2 has prompted significant interest due to the discrepancies regarding alleged ferromagnetism (FM) at room temperature, charge density wave (CDW) states and the interplay between the two. We employed a combined Diffusion Monte

Carbonation of Alkaline Earth Metal Hydroxides: Structure across Nano- to Mesoscales

March 4, 2025
Author(s)
Hubert King, Ryan Murphy, Avery Baumann, Andrew Allen, Huong Giang Nguyen, Lisa DeBeer-Schmitt, Jan Ilavsky
The conversion of gaseous CO2 into a solid constitution through mineralization is an active area of carbon capture, and alkaline earth metal hydroxides (M(OH)2, M = Ca2+, Mg2+) are frontrunners in this area. As model systems, nanolime samples are excellent

Modulated Laser Thermal Interrogation (MLTI): A Novel In Situ Metal Powder Evaluation Technique for Laser Powder Bed Fusion

March 1, 2025
Author(s)
Sina Ghadi, Xiaobo Chen, Nicholas Tomasello, Nicholas Derimow, Srikanth Rangarajan, Guangwen Zhou, Scott Schiffres
Assessment of metal powders in powder bed additive manufacturing is crucial, as the quality of the powders significantly impacts the final printed parts. This study introduces a novel technique to characterize metal powders by analyzing changes in their

Hydrophobic Metal-Formate Composites for Efficient CO 2 Capture

February 26, 2025
Author(s)
Rajesh Das, He Li, Hayden Evans, Zeyu Deng, Dan Zhao, Anthony K. Cheetham
Carbon capture, utilization, and sequestration (CCUS) have emerged as pivotal mitigation strategies in addressing climate change induced by greenhouse gas emissions. In this pursuit, our objective is to enhance the efficacy of adsorptive CO2 capture by

Chemical heterogeneity observed in the development of photo-oxidized PET micro- and nanoparticle weathered controls

February 19, 2025
Author(s)
John Pettibone, Eric S. Windsor, Tae Joon Cho, Thomas Forbes, Ying Tung Kuo, Justin Gorham, Li Piin Sung, Song-Syun Jhang
Determining unknown secondary micro and nanoplastic (MNP) composition remains a persistent analytical challenge for field collected samples. The availability of material standards should accelerate method development for improved identification. Here

Scalable Bottom-Up Synthesis of Nanoporous Hexagonal Boron Nitride (h-BN) for Large-Area Atomically Thin Ceramic Membranes

February 14, 2025
Author(s)
Andrew Naclerio, Peifu Cheng, Saban Hus, John Diulus, Marti Checa, Ivan Vlassiouk, William Fissel, Liam Collins, Matthew Coupin, Jamie Warner, Andrei Kolmakov, An-Ping Li, Piran Ravichandran Kidambi
Nanopores embedded within monolayer hexagonal boron nitride (h-BN) offer possibilities of creating atomically thin ceramic membranes with unique combinations of high permeance (atomic thinness), high selectivity (via molecular sieving), increased thermal
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