Results 91 to 100 of about 62,379 (242)

A review of recent developments in photonic crystal fibers (PCFs)-based biomedical and chemical sensing applications

open access: yesJournal of Electrical Systems and Information Technology
Chemical and biomedical applications emphasize their performance at terahertz (THz) frequencies. We provide a comparative overview of various PCF sensor configurations, along with their key operational parameters, to elucidate the advantages and ...
Naira M. Saad, El- Sayed M. El- Rabaie
doaj   +1 more source

Experimental and Numerical Investigation on the Dynamic Impact Response of Hat‐Shaped Basalt Fiber‐Reinforced Polymer Composite Structures With Improved Interfacial Properties

open access: yesPolymer Composites, EarlyView.
Graphical abstract illustrating the experimental design and key findings of the study. ABSTRACT Basalt fiber‐reinforced polymer (BFRP) composites are gaining attention as sustainable alternatives to conventional fiber‐reinforced polymers owing to their favorable mechanical properties and environmental advantages.
Abdulrahman Adeiza Musa   +7 more
wiley   +1 more source

PCF Theory

open access: yes, 2005
This article is a very short introduction to pcf theory for topologists.
openaire   +2 more sources

An all‐polymer blend for photovoltaic applications: A combined photoabsorption, photoemission and ab initio multi‐configurational study

open access: yesPolymer International, EarlyView.
Near‐edge X‐ray absorption fine structure, X‐ray photoelectron spectroscopy and multi‐configuration self‐consistent field results show, respectively, preferential edge‐on and face‐on orientations for the thiophene and naphthalene diimide units of the PBDB‐T‐SF:P(NDI2OD‐T2) all‐polymer blend, and surface accumulation of the acceptor.
Cássia Ferreira Coutinho Pereira   +3 more
wiley   +1 more source

Multi-Level Posterior Cervical Foraminotomy Associated With Increased Post-operative Infection Rates and Overall Re-Operation Relative to Anterior Cervical Discectomy With Fusion or Cervical Disc Arthroplasty

open access: yesGlobal Spine Journal
Study Design Retrospective Cohort Study Objective Cervical radiculopathy meeting operative criteria has traditionally been managed using anterior cervical discectomy and fusion (ACDF).
Mitchell K. Ng MD   +8 more
doaj   +1 more source

Castration Resistance Accelerates Prostate Cancer Kinetics

open access: yesThe Prostate, EarlyView.
ABSTRACT Background Prostate cancer can be an indolent disease with which patients can live for many years. Thus, an understanding of how therapy and its ensuing resistance affect prostate cancer kinetics may guide efforts to determine optimal timing of therapy initiation.
Sheila Jonnatan   +10 more
wiley   +1 more source

Predicting macrobending loss for large-mode area photonic crystal fibers

open access: yes, 2004
We report on an easy-to-evaluate expression for the prediction of the bend-loss for a large mode area photonic crystal fiber (PCF) with a triangular air-hole lattice. The expression is based on a recently proposed formulation of the V-parameter for a PCF
Albertsen, M.   +5 more
core   +1 more source

Modulational-instability-free pulse compression in anti-resonant hollow-core photonic crystal fiber

open access: yes, 2020
Gas-filled hollow-core photonic crystal fiber (PCF) is used for efficient nonlinear temporal compression of femtosecond laser pulses, two main schemes being direct soliton-effect self-compression, and spectral broadening followed by phase compensation ...
Köttig, F.   +2 more
core   +1 more source

Design of nonlinear photonic crystal fibers with ultra‐flattened zero dispersion for supercontinuum generation

open access: yesETRI Journal, 2020
The study reports on the design and performance of two air‐filled and two partial ethanol‐filled photonic crystal fiber (PCF) structures with a tetra core for supercontinuum generation. The PCFs are nonlinear with ultra‐flattened zero dispersion.
Pranaw Kumar   +2 more
doaj   +1 more source

The Allium cepa Derived Compound Propyl Propane Thiosulfonate (PTSO) Improves Tumorigenesis Due to Its Immunomodulatory Effect: A Preclinical Study

open access: yesPhytotherapy Research, EarlyView.
In vitro and in vivo effects of PTSO in colorectal cancer preclinical models, highlighting antiproliferative, pro‐apoptotic, barrier‐enhancing, antitumor, prebiotic and immunomodulatory properties. Created using BioRender. ABSTRACT Allium‐derived organosulfur compounds offer significant health benefits.
María Jesús Rodríguez‐Sojo   +16 more
wiley   +1 more source

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