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Related Concept Videos

Standing Waves01:17

Standing Waves

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Sometimes waves do not seem to move; rather, they just vibrate in place. Unmoving waves can be seen on the surface of a glass of milk kept in a refrigerator, which is one example of standing waves. Vibrations from the refrigerator motor create waves on the milk that oscillate up and down but do not seem to move across the surface. These waves are formed or created by the superposition of two or more identical moving waves in opposite directions. The waves move through each other, with their...
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Standing Electromagnetic Waves01:15

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Electromagnetic waves can be reflected; the surface of a conductor or a dielectric can act as a reflector. As electric and magnetic fields obey the superposition principle, so do electromagnetic waves. The superposition of an incident wave and a reflected electromagnetic wave produces a standing wave analogous to the standing waves created on a stretched string.
Suppose a sheet of a perfect conductor is placed in the yz-plane, and a linearly polarized electromagnetic wave traveling in the...
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Standing Waves in a Cavity01:28

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A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
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Modes of Standing Waves: II01:04

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The starting point for expressing the modes of standing waves is understanding the boundary conditions that the waves must follow. The boundary conditions are derived from the physical understanding of how the standing waves are sustained, that is, how the vibrating particles of the medium behave at the boundaries imposed on them.
For a tube open at one end and closed at the other filled with air, the modes are such that there is always an antinode at the open end and a node at the closed end....
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Modes of Standing Waves - I01:03

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A close look at earthquakes provides evidence for the conditions appropriate for resonance, standing waves, and constructive and destructive interference. A building may vibrate for several seconds with a driving frequency matching the building's natural frequency of vibration; this produces a resonance that results in one building collapsing while the neighboring buildings do not. Often, buildings of a certain height are devastated, while other taller buildings remain intact. This...
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Aggression01:47

Aggression

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Humans engage in aggression when they seek to cause harm or pain to another person. Aggression takes two forms depending on one’s motives: hostile or instrumental. Hostile aggression is motivated by feelings of anger with intent to cause pain; a fight in a bar with a stranger is an example of hostile aggression. In contrast, instrumental aggression is motivated by achieving a goal and does not necessarily involve intent to cause pain (Berkowitz, 1993); a contract killer who murders for...
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The Resident-intruder Paradigm: A Standardized Test for Aggression, Violence and Social Stress
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Take a stand against workplace violence.

Lindsay L Cariveau1, Nisha B Paul, Alaina M Tellson

  • 1In Dallas, TX, Lindsay L. Cariveau is the Director of Nursing-Surgical Services at Baylor University Medical Center, Nisha B. Paul is a Quality Improvement Consultant at Baylor University Medical Center, and Alaina M. Tellson is the Vice President Nursing Excellence and Professional Development at Baylor Scott & White Health.

Nursing Management
|January 23, 2026
PubMed
Summary
This summary is machine-generated.

Implementing a workplace violence prevention program improved staff safety and reporting in a trauma center. This initiative led to increased reporting and better employee engagement, demonstrating a successful reduction in violence impact.

Keywords:
BrøsetBrøset Violence ChecklistPDCAworkplace safetyworkplace violenceworkplace violence prevention

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Area of Science:

  • Healthcare Management
  • Occupational Safety
  • Trauma Care

Background:

  • Workplace violence (WPV) is a significant issue in healthcare, exceeding rates in other sectors.
  • WPV adversely affects healthcare staff well-being, job satisfaction, and patient care quality.

Purpose of the Study:

  • To decrease workplace violence (WPV) incidents.
  • To enhance staff safety and reporting protocols at a Level 1 trauma center.

Main Methods:

  • Employed the Plan-Do-Check-Act (PDCA) framework for a comprehensive WPV prevention program.
  • Integrated staff education, standardized reporting, Brøset Violence Checklist (BVC), duress alarms, signage, and an escalation pathway.
  • Monitored data through a dashboard and shared governance committees.

Main Results:

  • Reported WPV events increased from 128 to 215, indicating enhanced awareness and reporting.
  • Public safety interventions rose from 77 to 108 incidents.
  • Employee engagement scores improved, RN vacancy decreased from 17.59% to 8.54%, and staff felt empowered.

Conclusions:

  • A structured, multidisciplinary approach effectively improved staff safety, reporting, and engagement regarding WPV.
  • Future strategies include advanced de-escalation training and behavioral emergency response teams.