Related Experiment Video

Updated: Jun 21, 2026

Building and Operating a Low-Cost Elevated Carbon Dioxide Growth Chamber to Evaluate Microgreen Physiology under Spaceflight-Relevant CO2 Levels
09:02

Building and Operating a Low-Cost Elevated Carbon Dioxide Growth Chamber to Evaluate Microgreen Physiology under Spaceflight-Relevant CO2 Levels

Published on: April 17, 2026

[A new approach to improving air in habitable pressurized modules]

A M Argunova, V K Odelevskiĭ, L B Strogonova

    Aviakosmicheskaia I Ekologicheskaia Meditsina = Aerospace and Environmental Medicine
    |July 23, 2009
    PubMed

    More Related Videos

    Optimization, Test and Diagnostics of Miniaturized Hall Thrusters12:22

    Optimization, Test and Diagnostics of Miniaturized Hall Thrusters

    Published on: February 16, 2019

    Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source06:26

    Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source

    Published on: August 17, 2018

    Related Concept Videos

    Vapor Pressure Lowering03:28

    Vapor Pressure Lowering

    The equilibrium vapor pressure of a liquid is the pressure exerted by its gaseous phase when vaporization and condensation are occurring at equal rates: Dissolving a nonvolatile substance in volatile liquid results in a lowering of the liquid’s vapor pressure. This phenomenon can be explained by considering the effect of added solute molecules on the liquid's vaporization and condensation processes. To vaporize, solvent molecules must be present at the surface of the solution. The presence of...
    Physical Principles Governing Gas Exchange01:16

    Physical Principles Governing Gas Exchange

    Gas behavior plays a vital role in understanding bodily processes such as external and internal respiration. External respiration involves the diffusion of oxygen into the blood and carbon dioxide out of it in the lungs. In contrast, internal respiration happens in body tissues, where these gases move in opposite directions.
    Gas Laws Governing Respiration
    The behavior of gases is guided by Dalton's Law of partial pressures and Henry's Law.
    Dalton's Law asserts that the total pressure exerted by...
    Laminar Flow: Problem Solving01:24

    Laminar Flow: Problem Solving

    Laminar flow occurs when a fluid moves smoothly in parallel layers with minimal mixing and turbulence. In fluid mechanics, ensuring laminar flow within a pipe is essential for precise control of flow characteristics, especially in engineering applications. The key factor in determining whether flow remains laminar is the Reynolds number, a dimensionless quantity that depends on the fluid's velocity, density, viscosity, and the pipe's diameter. A Reynolds number of 2100 or lower indicates...
    Mechanical Ventilation III: Noninvasive Ventilation01:23

    Mechanical Ventilation III: Noninvasive Ventilation

    Noninvasive positive-pressure ventilation (NIPPV), continuous positive airway pressure (CPAP), and bilevel positive airway pressure (BiPAP) are essential methods in respiratory care. These ventilation techniques offer unique benefits for patients with various respiratory conditions, providing adequate support without requiring intubation. Let's explore how each method is crucial in improving patient outcomes and enhancing respiratory therapy.
    Noninvasive Positive-Pressure Ventilation (NIPPV)
    Pressure Relationships in Thoracic Cavity01:24

    Pressure Relationships in Thoracic Cavity

    Breathing, otherwise known as pulmonary ventilation, is the process of air movement into and out of the lungs. The main mechanisms propelling pulmonary ventilation are atmospheric pressure (Patm), intra-pulmonary (Ppul ) or intra-alveolar pressure (Palv) within the alveoli, and intrapleural pressure (Pip) within the pleural cavity.
    Breathing Mechanisms
    Both intra-alveolar and intrapleural pressures rely on specific lung properties. The ability to breathe—allowing air to enter the lungs during...
    Laminar Flow01:27

    Laminar Flow

    Laminar flow represents a smooth, orderly fluid motion where particles move along parallel paths, resulting in minimal mixing between layers. Streamlined particle paths characterize this flow regime and occur under conditions where viscous forces dominate over inertial forces. The distinction between laminar, transitional, and turbulent flow is primarily determined by the Reynolds number, a dimensionless quantity calculated as: