Results 171 to 180 of about 19,487 (306)

(I/A) A FEEDBACK SYSTEM FOR STEERING AND CORRECTING THE ENERGY OF THE SLAC BEAM, IN

open access: yes, 1978
This system provides closed loop feedback position and energy steering of the SLAC beam line 'A'. The position monitoring and control mechanisms include 4 pairs of non-intercepting position monitors and 4 corresponding steering magnet pairs ...
C. A. Logg   +3 more
core  

Unveiling Exsolution‐Induced Giant Electronic and Magnetic Property Changes in Non‐Stoichiometric Titanate Perovskite Thin Films

open access: yesAdvanced Materials, EarlyView.
A giant insulator to metal transition and emergent superparamagnetism are revealed by nanoparticle exsolution in non‐stoichiometric titanate perovskite thin films. By combining transport, synchrotron spectroscopy, and first‐principles calculations, this work reveals how defect reconfiguration and lattice reconstruction fundamentally reshape electronic ...
Sungil Kim   +11 more
wiley   +1 more source

Holographic memory using beam steering

open access: yes, 2007
A method, apparatus, and system provide the ability for storing holograms at high speed. A single laser diode emits a collimated laser beam to both write to and read from a photorefractice crystal.
Reyes, George F.   +3 more
core  

Ferromagnetism of Molecular Beam Epitaxy‐grown Ultra‐thin Cr2Ge2Te6 Films Down to the Monolayer Limit on Si Substrates

open access: yesAdvanced Materials, EarlyView.
Uniform monolayer Cr2Ge2Te6 films are achieved on Si substrates by molecular beam epitaxy. Intrinsic ferromagnetism with perpendicular magnetic anisotropy is established in the films by anomalous Hall effect and superconducting quantum interference device measurements, albeit with strong magnetic fluctuations characteristic of its 2D nature.
Pengfei Ji   +15 more
wiley   +1 more source

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

Focusing optical phased array for tissue interrogation with improved side-lobe suppression and simplified beam steering. [PDF]

open access: yesBiomed Opt Express
Hosseini P   +8 more
europepmc   +1 more source

Dynamic Pattern Formation and Beam-Steering Characteristics of Cholesteric Gratings

open access: yes, 2013
[[abstract]]The dynamic pattern formation and the beam-steering characteristics of cholesteric gratings were studied. Films with a planar cholesteric texture and various thickness to pitch length ratios (d/p) were fabricated.
Fuh, Andy Ying-Guey; Lin, Chi-Huang; Huang, Chi-Yen
core  

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