Results 191 to 200 of about 1,382,495 (306)

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

Validation of the Arabic Version of the Fibromyalgia Survey Questionnaire

open access: yesJournal of Pain Research
Abdallah Chahine,1 Christian-Joseph El Zouki,2 Kamel Jebreen,3– 5 Iyad Ali,6 Sahar Obeid,7 Boutros Joseph El Tannoury,1 Rami Haroun,1 Jean-Claude Lahoud,1,8 Feten Fekih-Romdhane,9,10 Souheil Hallit1,11,12 1School of Medicine and Medical Sciences, Holy ...
Chahine A   +9 more
doaj  

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

Theory of Non-Minimally Coupled Scalar Fields: Mathematical Structure, Renormalization, and Cosmological Applications

open access: yes
Este trabajo desarrolla un estudio sistemático de teorías escalar–tensor con acoplamiento no-mínimo de la forma \xi \Phi^{2} R, acompañadas de un potencial cuártico V(\Phi)=\lambda \Phi^{4}/4. Partiendo de la acción en el marco de Jordan, se realiza la transformación conforme al marco de Einstein mediante métodos geométricos rigurosos, obteniendo un ...
openaire   +2 more sources

Angstrom‐Scale Confined Ion Sieve and Accelerator for Efficient Aqueous Zinc Batteries

open access: yesAdvanced Materials, EarlyView.
An angstrom‐scale confined ion accelerator strategy is proposed for ultra‐stable aqueous Zn anodes. Selective and precise transport of hydrated Zn(H2O)62+, Zn2+ cations, H2O molecules, and SO42− anions is achieved by in‐plane atomic Ti vacancies and angstrom‐scale interlayer free spacing within the Ti0.87O2 interfacial layer, leading to homogeneous Zn ...
Xing Peng   +16 more
wiley   +1 more source

Controlling Radiative Phonons in the van der Waals Ferroelectric NbOI2

open access: yesAdvanced Materials, EarlyView.
Using a simple mirror geometry, this work demonstrates local‐density‐of‐optical‐states control of THz phonon emission in van der Waals ferroelectric NbOI2. By engineering the photonic environment, the phonon Q‐factor, linewidth, peak frequency, and emission intensity are reversibly tuned by over an order of magnitude, revealing radiative phonons as ...
Baolong Zhang   +5 more
wiley   +1 more source

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