Results 181 to 190 of about 7,768,769 (373)

Prevalence of Incidental Finding on Routine Preoperative Chest X ray and Its Consequences

open access: yesBasrah Journal of Surgery
Background: Chest X-rays are routinely requested for almost all preoperative patients in our local hospitals, regardless of their medical history, clinical examination, or clear indications. This practice is often justified by the belief that it can help
Marwa Majid Aladhab   +4 more
doaj  

In situ XPS investigation of the X-ray-triggered decomposition of perovskites in ultrahigh vacuum condition [PDF]

open access: gold, 2021
Wei‐Chun Lin   +5 more
openalex   +1 more source

Bimetallic (NiFe) and Trimetallic (NiFeCr) Nanoalloys from Metal Oxides Using a Microwave Hydrogen Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
Bimetallic (NiFe) and trimetallic (NiFeCr) nanoalloys (NAs) are synthesized using corresponding oxide mixtures using microwave hydrogen plasma within a few milliseconds. The process simultaneously 1) reduces metal oxides to metals; 2) downsizes the particles from micrometers to nanometers; and 3) blends the metals to form NAs.
Sachin Kumar   +5 more
wiley   +1 more source

FREQUENCY OF COMMON CAUSES OF REJECTED/REPEATED CHEST X–RAYS IN RADIOLOGY DEPARTMENT OF A TEACHING HOSPITAL

open access: yesGomal Journal of Medical Sciences, 2017
Background: The employment of reject analysis as part of overall Quality Assurance (QA) programs in clinical radiography and radiology services in the evaluation of image quality is a well established practice.
Shaista Khan   +3 more
doaj  

Inflammatory Response‐Inspired Thermochromic Shield for Pneumatic Structures

open access: yesAdvanced Engineering Materials, EarlyView.
A thermochromic shield for pneumatic structures is developed, using anhydrous sodium acetate powder and thermochromic pigment‐included solution. In this shield composed of three layers, the exothermic and thermochromic reactions, followed by the mixture of both components, occur promptly with an incident of penetrating damage as a sign of initial ...
Hyun Jae Lee, Ryuma Niiyama
wiley   +1 more source

High‐Performance X‐Ray Imaging using Lanthanide Metal–Organic Frameworks [PDF]

open access: gold, 2023
Xintong Zhang   +9 more
openalex   +1 more source

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

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