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Related Concept Videos

Stream Function01:20

Stream Function

In two-dimensional incompressible fluid flow, the continuity equation is essential for ensuring mass conservation, meaning that any change in fluid entering or exiting a region is balanced by a corresponding change elsewhere. For incompressible flow, where density remains constant, this requirement simplifies to the condition that the divergence of the velocity field must be zero. Mathematically, this is expressed as,
Impression Management Techniques IV: Altercasting01:14

Impression Management Techniques IV: Altercasting

Altercasting is a strategic communication technique in which an individual imposes a specific identity or social role onto another person to influence their behavior and shape the interaction. By presuming a role—such as “responsible leader” or “patient person”—altercasting encourages the target to conform to that identity, often aligning their behavior with the expectations associated with the role. The power of this tactic lies in its subtlety; once a role is assigned, it becomes socially...
Steady Flow of a Fluid Stream01:27

Steady Flow of a Fluid Stream

Consider a control volume, such as a pipe with solid boundaries, through which fluid flows and changes direction due to the impulse exerted by the resulting force from the pipe walls. In steady flow, the mass of fluid entering the control volume at a given time, t, with velocity v1, is equal to the mass leaving after infinitesimal time dt, with velocity v2.
During this process, the momentum of the fluid within the control volume remains constant over the time interval dt. By applying the...
Capillary Exchange01:28

Capillary Exchange

The cardiovascular system's chief role is to disseminate gases, nutrients, waste, and other substances to the body's cells. Small molecules like gases, lipids, and lipid-soluble substances directly diffuse through capillary wall endothelial cell membranes. Glucose, amino acids, and ions, including sodium, potassium, calcium, and chloride, use transporters for facilitated diffusion via membrane-specific channels. Glucose, ions, and bigger molecules may also pass through intercellular clefts.
Streamlines, Streaklines, and Pathlines01:18

Streamlines, Streaklines, and Pathlines

A streamline represents the trajectory that is always tangent to the fluid's velocity vector at any given point. The velocity of a fluid particle is always directed along the streamline, ensuring the particle continuously follows the streamline's path. Streamlines are particularly useful for visualizing the overall direction of flow in a fluid system, and they provide an instantaneous representation of the flow's velocity field. In steady flow, where conditions do not change over time,...
Downstream Processing01:29

Downstream Processing

Downstream processing begins once fermentation is complete and involves a series of steps to recover and purify products such as acids, vitamins, antibiotics, or proteins.Cell HarvestingFor example, for intracellular protein-based products, the first step is harvesting the cells. This is typically achieved using centrifugation or filtration to separate the cells from the liquid phase.Cell Disruption for Intracellular ProductsIf the target product is intracellular, the harvested cells must be...

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Related Experiment Video

Updated: Jun 2, 2026

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
09:55

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology

Published on: September 28, 2022

Live and online: using co-streaming to reach users.

Lara Handler1

  • 1UNC Chapel Hill Health Sciences Library, University of North Carolina, 335 South Columbia Street, Chapel Hill, NC 27599, USA. lhandler@email.unc.edu

Medical Reference Services Quarterly
|May 3, 2011
PubMed
Summary

Health Sciences Library explored co-streaming, a hybrid class format combining in-person and virtual instruction. User evaluations indicated satisfaction with this innovative approach to distance education.

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Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

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Last Updated: Jun 2, 2026

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology
09:55

Bridging the Technology Divide in the COVID-19 Era: Using Virtual Outreach to Expose Middle and High School Students to Imaging Technology

Published on: September 28, 2022

Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface
11:54

Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

Published on: May 8, 2021

Area of Science:

  • Library and Information Science
  • Health Sciences Education
  • Distance Learning Pedagogy

Background:

  • Growing demand for distance education and online learning in health sciences.
  • Need for innovative instructional methods to engage diverse student populations.
  • Traditional classroom instruction requires adaptation for modern educational needs.

Purpose of the Study:

  • To evaluate user satisfaction with a novel 'co-streaming' instructional format.
  • To compare user responses to online-only versus hybrid (co-streaming) class delivery.
  • To assess the effectiveness of simultaneous in-person and virtual instruction.

Main Methods:

  • Comparison of two distinct class formats: online-only and co-streaming.
  • Co-streaming involved simultaneous delivery to in-person and virtual audiences.
  • Post-class surveys collected user evaluations of instruction and delivery format.

Main Results:

  • Analysis of user feedback on the co-streaming instructional model.
  • Assessment of student satisfaction levels across different learning environments.
  • Identification of user preferences regarding hybrid learning formats.

Conclusions:

  • Co-streaming offers a viable and satisfactory alternative for health sciences library instruction.
  • Hybrid models can effectively meet the needs of distance education students.
  • Further research into optimizing co-streaming for diverse learners is warranted.