Results 121 to 130 of about 269,678 (255)

Giant Magnetic Coercivity Driven by Spin‐Bag Ferromagnetism in Epitaxial Sr3YCo4O10+δ Films with Engineered 2D Oxygen Vacancy Ordering

open access: yesAdvanced Functional Materials, EarlyView.
A giant magnetic coercivity and a vertical shift of hysteresis loops are demonstrated in Sr3YCo4O10+δ epitaxial films. The hard magnetic behavior originates from ferromagnetic spin bags stabilized within a long‐range ordered oxygen‐vacancy structure.
Yanbin Chen   +12 more
wiley   +1 more source

The Exchange Rates and Monetary Dynamics in Pakistan: An Autoregressive Distributed Lag (ARDL) Approach

open access: yesLahore Journal of Economics
In this paper we investigate both the long and short-run relationship between real money balances, real income, inflation rate, foreign interest rate and real effective exchange rate with reference to Pakistan over the period 1982Q2-2002Q4 using ARDL ...
Muhammad Arshad Khan   +1 more
doaj  

Single crystal sapphire spacers for in situ angle sensing and rotor stability diagnostics in MAS NMR. [PDF]

open access: yesSolid State Nucl Magn Reson
Osborn Popp TM   +8 more
europepmc   +1 more source

Optical Signature of Moiré Superlattices Formed by Twisted SrTiO3 Membranes

open access: yesAdvanced Functional Materials, EarlyView.
We discover optical signatures from bonded interfaces in twisted SrTiO3 moiré superlattices, including low‐frequency Raman vibrational modes and strong second‐harmonic generation, consistent with strong interlayer coupling inferred from cross‐sectional electron microscopy and ab initio calculations. ABSTRACT Moiré superlattices formed at the interfaces
T. A. M. Ragib Shahriar   +13 more
wiley   +1 more source

Beyond global North-led response: South-South collaboration at the frontline of Marburg virus outbreak control. [PDF]

open access: yesPLOS Glob Public Health
Firew T   +5 more
europepmc   +1 more source

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

The Efficiency of Foreign Exchange Markets in Pakistan: An Empirical Analysis

open access: yesLahore Journal of Economics
This study investigates the empirical relationship between spot and forward exchange rate efficiency with reference to Pakistan and the efficiency of its foreign exchange market.
Rizwana Bashir   +3 more
doaj  

Ultrawide Bandwidth Optomechanical Magnetometry Using Flux Concentration

open access: yesAdvanced Functional Materials, EarlyView.
High‐permeability flux concentrators enable ultrawide‐bandwidth chip‐scale optomechanical magnetometry by exploiting magnetic nonlinearity to up‐convert low‐frequency fields to the mechanical resonance, where sensitivity is optimal. This enables flat wideband operation over more than four orders of magnitude, from tens of kilohertz to sub‐hertz ...
Benjamin J. Carey   +6 more
wiley   +1 more source

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