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Related Concept Videos

Assessment of the Mouth01:26

Assessment of the Mouth

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A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
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Assessment of Respiration01:23

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The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
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Nursing Assessment01:29

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The two sources for collecting information are primary and secondary. After gathering information, interpretation and validation help to complete the data. The purpose of assessment is to establish data with the initial information, to interpret data about the patient's perceived needs and health problems, and to respond to these problems identified.
The nurse collects all aspects of the patient's health in the initial assessment, establishing priorities for ongoing focused assessments...
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Assessment of the Rectum and Anus01:25

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Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
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Pulse assessment sites are crucial in evaluating a patient's cardiovascular health. By assessing the pulsations of arteries at specific anatomical locations, healthcare professionals can gather valuable information about blood flow, heart rate, and peripheral circulation. Understanding these pulse assessment sites is essential for conducting comprehensive cardiovascular evaluations and monitoring patients' overall health. These sites are strategically chosen due to the accessibility and...
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Assessment of Radial Pulse
The radial pulse, located at the wrist, is often the preferred site for assessing peripheral pulse because of its accessibility and dependability. The process of determining the radial pulse involves several steps:
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The Immersive Cleveland Clinic Virtual Reality Shopping Platform for the Assessment of Instrumental Activities of Daily Living
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Assessing omniphobicity by immersion.

Sankara Arunachalam1, Ratul Das1, Jamilya Nauruzbayeva1

  • 1King Abdullah University of Science and Technology (KAUST), Water Desalination and Reuse Center (WDRC), Biological and Environmental Science and Engineering (BESE) Division, Thuwal 23955-6900, Saudi Arabia.

Journal of Colloid and Interface Science
|September 16, 2018
PubMed
Summary
This summary is machine-generated.

Assessing omniphobicity using only contact angles can be misleading for coating-free surfaces. Immersion testing offers a reliable method to detect defects and ensure surface performance for applications like liquid-vapor extraction.

Keywords:
Contact anglesImmersionOmniphobicityTextured surfacesUnderwaterWetting

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Area of Science:

  • Materials Science
  • Surface Science
  • Nanotechnology

Background:

  • Coating-free omniphobic surfaces offer advantages over traditional coated surfaces, utilizing intrinsically wetting materials like polyethylene terephthalate (PET) and nylon.
  • Applications include liquid-vapor extraction and drag reduction, but reliable assessment methods for these surfaces are needed.

Purpose of the Study:

  • To evaluate the reliability of contact angle measurements for assessing the omniphobicity of coating-free surfaces.
  • To investigate alternative methods for defect detection and omniphobicity assessment in coating-free surfaces.

Main Methods:

  • Fabrication of silica surfaces with doubly reentrant pillars, cavities, and hybrid microtextures.
  • Omniphobicity assessment using sessile drop contact angle goniometry and immersion tests with water and hexadecane.
  • Confocal microscopy for surface characterization.

Main Results:

  • Contact angle measurements alone can be misleading for assessing the omniphobicity of coating-free surfaces, especially with localized defects.
  • Localized defects in microtextured surfaces, such as pillars, can lead to spontaneous loss of omniphobicity, which is difficult to detect via contact angles.
  • Immersion of surfaces into probe liquids serves as a simple and effective 'litmus' test for omniphobicity, crucial for large-scale manufacturing.

Conclusions:

  • Relying solely on contact angles for omniphobicity assessment of coating-free surfaces is unreliable due to potential defects.
  • Immersion testing is a valuable complementary method for verifying omniphobicity and detecting defects in manufacturing.
  • This approach enhances the reliability of intrinsically wetting materials for advanced surface applications.