Results 171 to 180 of about 8,757,591 (356)

Onsager relation for electrokinetics at surfactant‐covered bubble film

open access: yesDroplet, EarlyView.
We analytically studied the slip length and zeta potential of surfactant‐covered bubble films with the impact of pressure gradients and electric fields. The slip length and zeta potential of the liquid‐vapor interface significantly reduced caused by Marangoni effects.
Meng Yan, Yueke Niu, Miao Sun, Yanbo Xie
wiley   +1 more source

How managing more efficiently substances in the design process of industrial products? An example from the aeronautics sector [PDF]

open access: yes2nd International Seminar on Materials and Society, Nantes : France (2008), 2009
Lowering environmental impacts of products, i.e. ecodesign, is considered today as a new and promising approach environment protection. This article focuses on ecodesign in the aeronautical sector through the analysis of the practices of a company that designs and produces engine equipments.
arxiv  

Caltech and aeronautics: a presentation by the California Institute of Technology [PDF]

open access: yes, 1958
The outstanding accomplishment of Caltech in the field of aeronautics is not that it has taught, but that it has always had something new to teach. When most aircraft were glued together from bamboo, balsawood, and canvas, Caltech was teaching the next ...
California, Institute of Technology
core  

Study on damage and failure characteristics of loaded gas‐bearing rock–coal–rock combination structures

open access: yesDeep Underground Science and Engineering, EarlyView.
The influence of gas on the instability and failure of rock–coal–rock combinations is considered. The damage characteristics of gas‐bearing rock–coal–rock combinations under different confining pressures, axial loading rates, and gas are revealed. A constitutive model for gas‐bearing rock–coal–rock damage considering gas is established.
Feng Du   +8 more
wiley   +1 more source

β‐Catenin localization in the ctenophore Mnemiopsis leidyi suggests an ancestral role in cell adhesion and nuclear function

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The emergence of multicellularity in animals marks a pivotal evolutionary event, which was likely enabled by molecular innovations in the way cells adhere and communicate with one another. β‐Catenin is significant to this transition due to its dual role as both a structural component in the cadherin–catenin complex and as a ...
Brian M. Walters   +5 more
wiley   +1 more source

Numerical Simulations of the Lagrangian Averaged Navier-Stokes (Lans-α) Equations for Forced Homogeneous Isotropic Turbulence [PDF]

open access: yes, 2001
The modeling capabilities of the Lagrangian Averaged Navier-Stokes-α equations (LANS-α) is investigated in statistically stationary three-dimensional homogeneous and isotropic turbulence. The predictive abilities of the LANS-α equations are analyzed by
Kosović, Branko   +3 more
core   +1 more source

Aligned Carbon Nanotube Polymer Nanocomposite Bipolar Plates Technology for Vanadium Redox Flow Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A novel manufacturing technique enables the fabrication of HACN‐BP, an advanced aligned CNT nanocomposite. By transforming VA‐CNTs into a highly dense structure (59% CNT vol.), HACN‐BP achieves outstanding electrical conductivity in both in‐plane and thickness directions while minimizing electrolyte permeability. When integrated into VRFBs, it enhances
Jae‐Moon Jeong   +8 more
wiley   +1 more source

Contactless Conductivity Detection for Capillary Electrophoresis—Developments From 2020 to 2024

open access: yesELECTROPHORESIS, EarlyView.
ABSTRACT The review covering the development of capillary electrophoresis with capacitively coupled contactless conductivity detection from 2020 to 2024 is the latest in a series going back to 2004. The article considers applications employing conventional capillaries and planar lab‐on‐chip devices as well as fundamental and technical developments of ...
Peter C. Hauser, Pavel Kubáň
wiley   +1 more source

A New Modeling Method for Meteorological Information of Regional Distributed Photovoltaic Power Generation Based on Multi‐Source Information Fusion

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT With the increasingly significance of distributed photovoltaic (DPV) generation in modern energy structures, requirements for intelligent operation and accurate power forecasting have grown significantly. Precise meteorological information is the foundation for achieving these functions.
Yuhang Wang   +4 more
wiley   +1 more source

Lifetime of the Gas Evolution Electrode of the Zn–H2 Storage System

open access: yesFuel Cells, EarlyView.
ABSTRACT A novel electrically chargeable galvanic system is presented that efficiently stores energy in the form of zinc and releases hydrogen and electricity upon discharge. In this concept, oxygen is released at the gas electrode during charging, and zinc oxide is reduced to metallic zinc at the counter electrode.
Robert Hahn   +3 more
wiley   +1 more source

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