Results 161 to 170 of about 1,420 (215)

Fluorinated Deep Eutectic Gel Electrolytes with Simultaneously Enhanced Mechanical Strength and Ionic Conductivity for Solid‐State Lithium Metal Batteries

open access: yesAdvanced Materials, EarlyView.
The synergistic integration of rigid polyacrylamide (PAM) and flexible poly(N,N‐dimethylacrylamide) (PDMA) phases offers exceptional toughness to suppress lithium dendrites, simultaneously enhancing mechanical strength and ionic conductivity. ABSTRACT Gel polymer electrolytes for lithium‐metal batteries face an inherent trade‐off between mechanical ...
Hao Long   +6 more
wiley   +1 more source

Mechanistically Interpretable Artificial Intelligence for Designing Oxygen Electrocatalysts

open access: yesAdvanced Materials, EarlyView.
Mechanistically interpretable artificial intelligence screens nearly seven million perovskite compositions and identifies key descriptors—d‐p hybridization and densification resistance—that govern oxygen electrocatalysis. The discovered BaCo0.8Nb0.1Zr0.1O3‐δ achieves a record 2.68 W cm−2 peak power density at 600°C with over 500 h of durable operation ...
Xueyu Hu   +15 more
wiley   +1 more source

Unveiling α‐MoO3 as a High‐Index, Low‐Loss Anisotropic Material: Bridging the Gap From Mid‐Infrared to Ultraviolet Nanophotonics

open access: yesAdvanced Materials, EarlyView.
α‐MoO3 is established as a high‐index, low‐loss anisotropic platform bridging mid‐infrared polaritonics and ultraviolet‐visible nanophotonics. Spectroscopic ellipsometry and calculations reveal refractive indices exceeding 3.9, with the largest in‐plane birefringence among transparent layered crystals at 425–500 nm, enabling zero‐order UV waveplates ...
Adilet N. Toksumakov   +14 more
wiley   +1 more source
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Dynamic Trading Volume

SSRN Electronic Journal, 2012
We derive the process followed by trading volume, in a market with finite depth and constant investment opportunities, where a large investor, with a long horizon and constant relative risk aversion, trades a safe and a risky asset. Trading volume approximately follows a Gaussian, mean‐reverting diffusion, and increases with depth, volatility, and risk
Guasoni P, Weber M
openaire   +2 more sources

On the Volume of 4-Cycle Trades

Graphs and Combinatorics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Darryn E. Bryant   +3 more
openaire   +4 more sources

Trading volume and return predictability. [PDF]

open access: possible, 2023
This thesis examines the relationship between trading volume and price changes, namely the relationship between trading volume and that of the absolute level of price changes and the direction of price changes. Prior studies have suggested that there is a positive but asymmetrical relationship between trading volume and the absolute level of price ...
openaire   +1 more source

A Theory of Trading Volume

The Journal of Finance, 1986
ABSTRACTA theory of trading volume is developed based on assumptions that market agents frequently revise their demand prices and randomly encounter potential trading partners. The model describes two distinct ways informational events affect trading volume.
openaire   +1 more source

Trading Styles and Trading Volume

SSRN Electronic Journal, 2005
Many investors in equity markets follow trading styles based on stock characteristics like firm size or momentum. Because stocks' characteristics change over time, style investors must rebalance their portfolios to avoid style drift. In this paper, I analyze how the rebalancing trades of style traders affect the cross-section of trading volume ...
openaire   +1 more source

Trading Partners and Trading Volumes [PDF]

open access: possible, 2006
PRELIMINARY AND ...
Elhanan Helpman   +2 more
openaire  

On the Volume of 5-Cycle Trades

Graphs and Combinatorics, 2001
The author investigates sufficient conditions for the existence of a 5-cycle trade of volume \(t\) and foundation \(v.\) This interesting survey includes recent results on volumes of 5-cycle trades. It is a continuation of articles by \textit{A. Rosa} [Cas. Pestovni Mat. 91, 53-62 (1966; Zbl 0151.33501)], by \textit{A. Rosa} and \textit{S.
openaire   +3 more sources

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