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Materials

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Displaying 51 - 75 of 2328

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

Insights on grain refinement of Al-Mn-Fe-Si alloy via in situ reaction during laser direct energy deposition

February 2, 2025
Author(s)
Qingyu Pan, Fan Zhang, Deepak Vikraman Pillai, Zilong Zhang, Yufeng Zheng, Lang Yuan, Monica Kapoor, John Carsley, Xiaoyuan Lou
In the present work, we studied the grain refinement by adding in situ reactants, pure titanium (Ti) or a combination of Ti and boron (B), and investigated the governing mechanism in Al-Mn-Fe-Si 3104 alloy made by laser direct energy deposition (DED)

Materials laboratories of the future for alloys, amorphous, and composite materials

January 29, 2025
Author(s)
Sarbajit Banerjee, Y. S. Meng, Andrew M. Minor, Minghao Zhang, Nestor J. Zaluzec, Maria K. Chan, Gerald Seidler, David W. McComb, Joshua Agar, Partha P. Mukherjee, Brent Melot, Karena Chapman, Beth S. Guiton, Robert F. Klie, Ian D. McCue, Paul M. Voyles, Ian Robertson, Ling Li, Miaofang Chi, Joel F. Destino, Arun Devaraj, Emmanuelle Marquis, Carlo U. Segre, Huinan H. Liu, Judith C. Yang, Kasra Momeni, Amit Misra, Niaz Abdolrahim, Julia E. Medvedeva, Wenjun Cai, Alp Sehirlioglu, Melike Dizbay-Onat, Apurva Mehta, Lori Graham-Brady, Benji Maryuama, Krishna Rajan, Jamie H. Warner, Mitra L. Taheri, Sergei V. Kalinin, B. Reeja-Jayan, Udo D. Schwarz, Sindee L. Simon, Craig Brown
In alignment with the Materials Genome Initiative and as the product of a workshop sponsored by the US National Science Foundation, we define a vision for materials laboratories of the future in alloys, amorphous materials, and composite materials; chart a

Fabrication and characterization of low-loss Al/Si/Al parallel plate capacitors for superconducting quantum information applications

January 22, 2025
Author(s)
Raymond Simmonds, Sudhir Sahu, Trevyn Larson, Florent Lecocq, Tongyu Zhao, Anthony McFadden
The application of parallel plate capacitors composed of aluminum-contacted, crystalline silicon fins for use in superconducting circuits is explored by evaluating the performance of superconducting lumped element resonators and transmon qubits. High

Stability and Topological Transformation of Liquid Droplets on VLS Nanowires

January 19, 2025
Author(s)
Daniel Wheeler, Edwin Schwalbach, S H. Davis, P W. Voorhees, James Warren
The Vapor-Liquid-Solid (VLS) method is one of the most popular techniques for growing semiconducting nanowires, and the stability of the liquid droplet is an important factor controlling wire morphology, and, ultimately, functionality. Earlier theoretical

Additive Construction - The Path to Standardization II: Workshop Report

January 16, 2025
Author(s)
Shawn Platt
The "Additive Construction – The Path to Standardization II" workshop, hosted by the National Institute of Standards and Technology (NIST) and U.S. Army Engineer Research and Development Center (ERDC), brought together key players from the additive

A Helmholtz Energy Equation of State for 3,3,3-Trifluoroprop-1-ene (R-1243zf)

January 15, 2025
Author(s)
Ryo Akasaka, Eric Lemmon
A new fundamental equation of state expressed as a function of the Helmholtz energy is presented for 3,3,3-trifluoroprop-1-ene (R-1243zf). The equation is valid from the triple point temperature (122.35 K) to 430 K at pressures up to 35 MPa. The expected
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