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Nanocomposites based on graphene and carbon nanotubes dispersed in polypyrrole or poly(3,4ethylenedioxy)thiophene have been prepared and their performance as cold cathodes for field emission has been evaluated. It was found that the polymer…

Materials Science · Physics 2015-12-02 Pejman Talemi

Using nonlinear projections and preserving structure in model order reduction (MOR) are currently active research fields. In this paper, we provide a novel differential geometric framework for model reduction on smooth manifolds, which…

Numerical Analysis · Mathematics 2024-04-03 Patrick Buchfink , Silke Glas , Bernard Haasdonk , Benjamin Unger

Density-based minimum divergence procedures represent popular techniques in parametric statistical inference. They combine strong robustness properties with high (sometimes full) asymptotic efficiency. Among density-based minimum distance…

Methodology · Statistics 2020-12-23 Pushpinder Singh , Abhijit Mandal , Ayanendranath Basu

Reverse Osmosis(RO) membranes are widespread nowadays for separating the solvent from a solution. RO membranes are made of polymer matrix. Experiments show changes in relative interaction of solvent and solute with RO membrane matrix lead…

Soft Condensed Matter · Physics 2023-05-16 Rahul Karmakar , Jaydeb Chakrabarti

Recent advances in atomic and nano-scale growth and characterization techniques have led to the production of modern magnetic materials and magneto-devices which reveal a range of new fascinating phenomena. The modeling of these is a tough…

Mesoscale and Nanoscale Physics · Physics 2009-09-29 S. Sanvito

To overcome the traditional paradigm of filtration, where separation is essentially performed upon steric sieving principles, we explore the concept of dynamic osmosis through active membranes. A partially permeable membrane presents a…

Soft Condensed Matter · Physics 2020-02-10 Sophie Marbach , Nikita Kavokine , Lyderic Bocquet

Because they may provide ultrathin, high-flux, and energy-efficient membranes for precise ionic and molecular sieving in aqueous solution, GO membranes (partially oxidized, stacked sheets of graphene) have shown great potential in water…

We discuss issues in rare and radiative kaon decays. The interest is to extract useful short-distance information and uncover underlying dynamics. We emphasize channels where either we can understand non-perturbative aspects of QCD or there…

High Energy Physics - Phenomenology · Physics 2014-11-17 Giancarlo D'Ambrosio

Coupling high quality, suspended atomic membranes to specialized electrodes enables investigation of many novel phenomena, such as spin or Cooper pair transport in these two dimensional systems. However, many electrode materials are not…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Jairo Velasco , Zeng Zhao , Hang Zhang , Fenglin Wang , Zhiyong Wang , Philip Kratz , Lei Jing , Wenzhong Bao , Jing Shi , Chun Ning Lau

We review the theoretical development and modern applications of the Evans-Sackmann hydrodynamic model for lateral transport in supported fluid membranes. We first cover the original formulation, emphasizing the linear momentum decay term…

Soft Condensed Matter · Physics 2026-05-19 Yuto Hosaka , David Andelman , Shigeyuki Komura

We present theory for ion and water transport through reverse osmosis membranes based on a Maxwell-Stefan framework combined with hydrodynamic theory for the reduced motion of particles in thin pores. We include all driving forces and…

Chemical Physics · Physics 2018-03-07 Y. S. Oren , P. M. Biesheuvel

This brief review focuses on methods and applications of modeling exoplanetary atmospheres. We discuss various kinds of state of the art self-consistent and retrieval models in 1D and multi-D with a focus on open questions and short- and…

Earth and Planetary Astrophysics · Physics 2021-12-15 Jonathan J. Fortney , Joanna K. Barstow , Nikku Madhusudhan

Transitioning to green energy technologies requires more sustainable and secure rare earth elements (REE) production. The current production of rare earth oxides (REOs) is completed by an energy and chemically intensive process from the…

Physics and Society · Physics 2025-04-16 Adam Smerigan , Rui Shi

Removing hazardous particulate and macromolecular contaminants as well as viruses with sizes from a few nm up to the 100-nm-range from water and air is crucial for ensuring sufficient sanitation and hygiene for a growing world population.…

Materials Science · Physics 2021-09-03 Leiming Guo , Yong Wang , Martin Steinhart

When the rare earth mononitrides (RENs) first burst onto the scientific scene in the middle of last century, there were feverish dreams that their strong magnetic moment would afford a wide range of applications. For decades research was…

Strongly Correlated Electrons · Physics 2013-11-01 Franck Natali , Ben J. Ruck , Natalie O. V. Plank , H. Joe Trodahl , Simon Granville , Claire Meyer , Walter R. L. Lambrecht

Water isotope separation, specifically separating heavy from light water, is a socially significant issue due to the usage of heavy water in applications such as nuclear magnetic resonance, nuclear power, and spectroscopy. Separation of…

Chemical Physics · Physics 2024-11-14 Jinu Jeong , Chenxing Liang , Narayana Aluru

Conservative and non-conservative phase-field models are considered for the numerical simulation of lateral phase separation and coarsening in biological membranes. An unfitted finite element method is devised for these models to allow for…

Numerical Analysis · Mathematics 2019-01-08 Vladimir Yushutin , Annalisa Quaini , Sheereen Majd , Maxim Olshanskii

A variety of models for the membrane-mediated interaction of particles in lipid membranes, mostly well-established in theoretical physics, is reviewed from a mathematical perspective. We provide mathematically consistent formulations in a…

Analysis of PDEs · Mathematics 2016-06-29 Charles M. Elliott , Carsten Gräser , Graham Hobbs , Ralf Kornhuber , Maren-Wanda Wolf

We briefly review the recent advances in the rheology of entangled polymers and identify emerging research trends and outstanding challenges, especially with respect to branched polymers. Emphasis is placed on the role of well-characterized…

Soft Condensed Matter · Physics 2016-04-12 F. Snijkers , R. Pasquino , P. D. Olmsted , D. Vlassopoulos

This chapter gives an introduction to low-energy beam transport systems, and discusses the typically used magnetostatic elements (solenoid, dipoles and quadrupoles) and electrostatic elements (einzel lens, dipoles and quadrupoles). The ion…

Accelerator Physics · Physics 2014-01-20 T. Kalvas