Results 151 to 160 of about 41,883 (280)

Double Stokes polarimetry of birefringent structures. [PDF]

open access: yesBiomed Opt Express
Mazeika V   +6 more
europepmc   +1 more source

Research progress on the use of the optical coherence tomography system for the diagnosis and treatment of central nervous system tumors

open access: yesIbrain, Volume 11, Issue 1, Page 3-18, Spring 2025.
With the advantages of high‐resolution imaging, efficient image acquisition, intraoperative real‐time detection, and radiation‐free and noninvasive characteristics, optical coherence tomography (OCT) provides accurate diagnosis and effective intraoperative guidance for the minimally invasive diagnosis and treatment of central nervous system (CNS ...
Jiuhong Li   +10 more
wiley   +1 more source

Birefringence in Gas-Assisted Injection Moldings: Contribution of Thermal Birefringence

open access: yes, 2009
Various components of birefringence in polystyrene (PS) and polycarbonate (PC) tubular moldings, obtained by gas-assisted injection molding (GAIM), are measured and simulated considering both flow- and thermally induced stresses.
Isayev, Avraam
core  

Recent Advances in Luminescent Hydrogen‐Bonded Organic Frameworks (HOFs): Linker Design, Phosphorescence, and Smart Responsiveness

open access: yesInformation &Functional Materials, EarlyView.
Luminescent Hydrogen‐bonded organic frameworks (HOFs) provide an innovative platform for sensing and optoelectronic applications. This review outlines design principles, recent advances in synthesis and optical tuning, diverse sensing applications, and discusses current challenges and future directions for HOFs.
Heng Wu   +4 more
wiley   +1 more source

Pancharatnam–Berry Phase Driven by Electrical Restructuring of Liquid Crystal Polarization Grating Period

open access: yesLaser &Photonics Reviews, EarlyView.
Electrically controlled liquid‐crystal twist diffraction element based on the Pancharatnam–Berry phase enables switchable structural periodicity and simultaneous generation of orthogonal circularly polarized coherent waves for multifunctional planar photonic devices.
Elena Melnikova   +7 more
wiley   +1 more source

Controlling the Center of Mass Motion of Levitated Particles Using Structured Wavefronts

open access: yesLaser &Photonics Reviews, EarlyView.
Optically levitated particles have great potential for quantum‐enhanced sensing. Precise control of the trapping beam is crucial to improve the stability and confinement of these systems. Here, we study how structured wavefronts can be used to control the center‐of‐mass motion of levitated particles, enhancing trap stiffness and enabling stable ...
Shah Jee Rahman   +7 more
wiley   +1 more source

The piezochiral effect. [PDF]

open access: yesNature
Zeng Z   +5 more
europepmc   +1 more source

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