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Chalcogenide materials have received great attention in the last decade owing to their application in new memory systems. Recently, phase-change memories have, in fact, reached the early stages of production. In spite of the industrial…

Phase-change memory (PCM) devices have multiple banks to serve memory requests in parallel. Unfortunately, if two requests go to the same bank, they have to be served one after another, leading to lower system performance. We observe that a…

Hardware Architecture · Computer Science 2019-08-22 Shihao Song , Anup Das , Onur Mutlu , Nagarajan Kandasamy

In the present article, performance of a glazed photovoltaic thermal system integrated with phase change materials (GPVT/PCM) is numerically examined based on both energy and exergy viewpoints. The effect of PCM volumetric fraction and…

Applied Physics · Physics 2021-06-01 Ali Naghdbishi , Mohammad Eftekhari Yazdi , Ghasem Akbari

Identifying materials and devices which offer efficient thermoelectric effects at low temperature is a major obstacle for the development of thermal management strategies for low-temperature electronic systems. Superconductors cannot offer…

Mesoscale and Nanoscale Physics · Physics 2014-09-04 F. Giazotto , J. W. A. Robinson , J. S. Moodera , F. S. Bergeret

We model electrical conductivity in metastable amorphous $Ge_{2}Sb_{2}Te_{5}$ using independent contributions from temperature and electric field to simulate phase change memory devices and Ovonic threshold switches. 3D, 2D-rotational, and…

Applied Physics · Physics 2021-02-03 Jake Scoggin , Helena Silva , Ali Gokirmak

All-dielectric metasurfaces provide unique solutions for advanced wavefront manipulation of light with complete control of amplitude and phase at sub-wavelength scales. One limitation, however, for most of these devices is the lack of any…

Metasurfaces allow for the spatiotemporal variation of amplitude, phase, and polarization of optical wavefronts. Implementation of active tunability of metasurfaces promises compact flat optics capable of reconfigurable wavefront shaping.…

The geometrical and performance scaling of silicon CMOS integrated circuit technology over the past 50 years has enabled many affordable new products for business and consumer applications. Recognizing that Flash is approaching its ultimate…

Materials Science · Physics 2014-08-21 Franz Kreupl

Thermal Energy Storage (TES) devices, which leverage the constant-temperature thermal capacity of the latent heat of a Phase Change Material (PCM), provide benefits to a variety of thermal management systems by decoupling the absorption and…

Systems and Control · Electrical Eng. & Systems 2024-03-01 Trent J. Sakakini , Justin P. Koeln

Overheating is a critical bottleneck limiting the performance and reliability of next-generation high-power and high-frequency electronics. Interfacial thermal resistance constitutes a significant portion of the total thermal resistance. In…

Mesoscale and Nanoscale Physics · Physics 2026-02-17 Jinwen Liu , Zifeng Huang , Lina Yang , Yachao Zhang , Xingqiang Zhang , Kun Zhang , Xufei Guo , Yuxiang Wang , Hong Zhou , Jincheng Zhang , Wei Wang , Yue Hao , Zhe Cheng

We present computer simulations of a simple bead-spring model for polymer melts with intramolecular barriers. By systematically tuning the strength of the barriers, we investigate their role on the glass transition. Dynamic observables are…

Soft Condensed Matter · Physics 2015-05-14 Marco Bernabei , Angel J. Moreno , Juan Colmenero

Among numerous challenges to meet the rising global energy demand in a sustainable manner, improving phase change heat transfer has been at the forefront of engineering research for decades. The high heat transfer rates associated with…

Emerging Persistent Memory technologies (also PM, Non-Volatile DIMMs, Storage Class Memory or SCM) hold tremendous promise for accelerating popular data-management applications like in-memory databases. However, programmers now need to deal…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-06-05 Ellis Giles , Kshitij Doshi , Peter Varman

Effective thermal management is critical for lithium-ion battery packs' safe and efficient operations, particularly in applications such as drones, where compact designs and varying airflow conditions present unique challenges. This study…

Systems and Control · Electrical Eng. & Systems 2025-02-12 Xuguang Zhang , Hexiang Zhang , Amjad Almansour , Mrityunjay Singh , Hengling Zhu , Michael C. Halbig , Yi Zheng

The scaling of the already-matured CMOS technology is steadily approaching its physical limit, motivating the quest for a suitable alternative. Cryogenic operation offers a promising pathway towards continued improvement in computing speed…

Emerging Technologies · Computer Science 2022-04-08 Shamiul Alam , Md Mazharul Islam , Md Shafayat Hossain , Akhilesh Jaiswal , Ahmedullah Aziz

Previous experiments in compensated magnets have demonstrated a potential for approaching the limit of fastest and least-dissipative operation of digital memory bits. However, the analog route has been virtually unexplored at (sub)ps time…

GaN/AlN interfaces are essential in advanced high-power and high-frequency electronic devices, where effective thermal management is crucial for optimal performance and reliability. This work investigates the thermal boundary conductance…

Mesoscale and Nanoscale Physics · Physics 2025-05-16 Hao Zhou , Khalid Zobaid Adnan , Wyatt Allen Jones , Tianli Feng

Phase-separated manganites provide a unique platform to study the dynamics of competing electronic and structural orders in correlated systems. In La0.275Pr0.35Ca0.375MnO3 (LPCMO), we use temperature-cycling Raman spectroscopy to uncover a…

As dynamic random access memory (DRAM) and other current transistor-based memories approach their scalability limits, the search for alternative storage methods becomes increasingly urgent. Phase-change memory (PCM) emerges as a promising…

Hardware Architecture · Computer Science 2025-11-10 Mahek Desai , Rowena Quinn , Marjan Asadinia

Complex-valued Transformers have largely inherited softmax attention from real-valued architectures. However, row-normalised token competition is not necessarily aligned with phase-preserving computation. In this paper, we introduce the…

Machine Learning · Computer Science 2026-05-12 Leona Hioki