Results 91 to 100 of about 423,461 (345)

Safety of Prescription Nonsteroidal Anti‐inflammatory Drugs in Adults with Inflammatory Bowel Disease: Data from a Large Administrative Claims Cohort

open access: yesArthritis Care &Research, Accepted Article.
Objectives The concern that nonsteroidal anti‐inflammatory drugs (NSAIDs) may precipitate flares of inflammatory bowel disease (IBD) has limited their use in managing musculoskeletal symptoms in this population, but safety data are mixed. Methods This retrospective cohort study included patients with IBD ≥ 18 years of age from Optum's de‐identified ...
Adam S. Mayer   +4 more
wiley   +1 more source

Penentuan Konstanta Optis di Daerah Absorpsi Fundamental Menggunakan Formulasi Forouhi dan Bloomer untuk Lapisan Tipis Amorf Silikon Karbon (A-Sic:H)

open access: yesMakara Seri Sains, 2002
An expression of the imaginary and real parts of the complex refractive index derived by Forouhi and Bloomer have been applied to obtain wider energy range of optical constants for amorphous silicon carbon (a-SiC:H) films deposited by dc sputtering ...
Dewi Marianty   +2 more
doaj  

Voltage transfer function as an optical method to characterize electrical properties of liquid crystal devices

open access: yes, 2014
The voltage transfer function is a rapid and visually effective method to determine the electrical response of liquid crystal (LC) systems using optical measurements.
Bateman, James   +5 more
core   +1 more source

An Adaptive Human Pilot Model With Reaction Time Delay for Enhanced Adaptive Control in Piloted Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces an adaptive human pilot model that captures pilot time‐delay effects in adaptive control systems. The model enables the prediction of pilot–controller interactions, facilitating safer integration and improved design of adaptive controllers for piloted applications.
Abdullah Habboush, Yildiray Yildiz
wiley   +1 more source

Modulated photonic-crystal surface-emitting laser with elliptical lattice points for two-dimensional coupling enhancement

open access: yesAIP Advances, 2019
Modulated photonic-crystal surface-emitting lasers (M-PCSELs) are new semiconductor lasers that can emit a laser beam in arbitrary directions. Therefore, they can be regarded as a next-generation light source for light detection and ranging.
Yoshinori Tanaka   +4 more
doaj   +1 more source

Optical Constants of Silver and Barium in the Vacuum Ultraviolet Spectral Region [PDF]

open access: yes
Optical constants of silver and barium in vacuum ultraviolet spectral ...
Fisher, E. I.   +2 more
core   +1 more source

Precision Test of Mass Ratio Variations with Lattice-Confined Ultracold Molecules

open access: yes, 2007
We propose a precision measurement of time variations of the proton-electron mass ratio using ultracold molecules in an optical lattice. Vibrational energy intervals are sensitive to changes of the mass ratio.
D. DeMille   +3 more
core   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Optical Dispersion In Annealed Thin Films of S-doped a-Si:H Alloys [PDF]

open access: yesЖурнал нано- та електронної фізики, 2013
S-doped amorphous hydrogenated silicon (a-Si,S:H) thin films were prepared by conventional PECVD method on corning glass substrates. The prepared thin films were subsequently annealed in vacuum (~ 2 × 10 – 6 Torr) in the temperature range from 100 °C to ...
L.P. Purohit   +5 more
doaj  

Fabrication and Characterization of Nickel Chloride Doped PMMA Films

open access: yesAdvances in Materials Science and Engineering, 2015
Films of PMMA and PMMA doped with NiCl2 with different contents were prepared using the casting technique. The optical properties of all films were investigated using spectrophotometric measurements of absorbance and transmittance in the wavelength range
Wasan A. Al-Taa’y   +5 more
doaj   +1 more source

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