Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Mechanism of heat transfer

Mechanism of heat transfer

Understanding heat transfer mechanisms is essential for understanding how our bodies maintain balance in different environmental conditions. When the environment is thermoneutral, the body is in a state of balance, neither using nor releasing energy to maintain its core temperature. However, when the environment is not thermoneutral, the body employs four heat transfer mechanisms to maintain homeostasis: conduction, convection, evaporation, and radiation. These mechanisms facilitate heat...

Mechanisms of Heat Transfer

Mechanisms of Heat Transfer

Heat transfer between the human body and its environment occurs through four main mechanisms: conduction, convection, radiation, and evaporation.
Conduction, accounting for approximately 3% of body heat loss at rest, is the process of exchanging heat between molecules of two materials in direct contact. This can result in both heat loss and gain. For instance, when the body is submerged in water, which conducts heat 20 times more effectively than air, it can either lose or gain significant...

Body Temperature

Body Temperature

The body's temperature, measured in degrees, is determined by the balance between heat production and dissipation to the surrounding environment. For instance, if exercising vigorously, the body will produce more heat, causing sweat and dissipating that heat. Despite extreme environmental conditions and physical exertion, the human temperature-control system maintains a constant core body temperature (the temperature of deep tissues, which are the tissues located beneath the skin and other...

Thermoregulation

Thermoregulation

The human body has a sophisticated thermoregulation system that employs negative feedback mechanisms to maintain an optimal core temperature. When the core temperature drops, peripheral and central thermoreceptors send signals to the hypothalamus, activating the heat-promoting center. This center triggers several responses aimed at increasing the core temperature. First, vasoconstriction reduces the flow of warm blood from internal organs to the skin so that the heat is not lost from the skin,...

Mechanisms of Heat Transfer II

Mechanisms of Heat Transfer II

In convection, thermal energy is carried by the large-scale flow of matter. Ocean currents and large-scale atmospheric circulation, which result from the buoyancy of warm air and water, transfer hot air from the tropics toward the poles and cold air from the poles toward the tropics. The Earth’s rotation interacts with those flows, causing the observed eastward flow of air in the temperate zones. Convection dominates heat transfer by air, and the amount of available space for the airflow...

Adaptations that Reduce Water Loss

Adaptations that Reduce Water Loss

Though evaporation from plant leaves drives transpiration, it also results in loss of water. Because water is critical for photosynthetic reactions and other cellular processes, evolutionary pressures on plants in different environments have driven the acquisition of adaptations that reduce water loss.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

IRF4 transcriptionally activates CD36 to regulate glycolysis and suppress oxaliplatin resistance in colorectal cancer.

The Korean journal of physiology & pharmacology : official journal of the Korean Physiological Society and the Korean Society of Pharmacology·2026

Same author

Broadband opto-thermal camouflage and infrared encrypted communication via inverse design.

Light, science & applications·2026

Same author

Effect of Mn Content on the Microstructure, Mechanical Properties, and Damping Capacity of Mn-Cu Alloys.

Materials (Basel, Switzerland)·2026

Same author

Preserving spectral selectivity of radiative cooling textile under sweating conditions in hot urban environments.

Nature communications·2026

Same author

Tacrolimus Induced Hypertension and Vascular Remodeling Includes Mechanisms of Cellular Senescence-The Protective Effect of Valsartan.

Acta physiologica (Oxford, England)·2026

Same author

Long-term thrombus-free left atrial appendage occlusion via magnetofluids.

Nature·2026

Search research articles

Related Experiment Video

Updated: Jul 11, 2025

Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model

Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model

Published on: September 7, 2013

Staying stably cool in the sunlight.

Dongliang Zhao^1,2, Huajie Tang¹

¹School of Energy and Environment, Engineering Research Center of Building Equipment, Energy, and Environment, Southeast University, Nanjing 210096, China.

Science (New York, N.Y.)

|November 9, 2023

Summary

This summary is machine-generated.

Microporous ceramics offer a passive cooling solution for buildings. This technology reduces reliance on energy-intensive air conditioning systems.

More Related Videos

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Published on: October 18, 2017

Construction of a Compact Low-Cost Radiation Shield for Air-Temperature Sensors in Ecological Field Studies

Construction of a Compact Low-Cost Radiation Shield for Air-Temperature Sensors in Ecological Field Studies

Published on: November 6, 2018

Related Experiment Videos

Last Updated: Jul 11, 2025

Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model

Pharmacologic Induction of Epidermal Melanin and Protection Against Sunburn in a Humanized Mouse Model

Published on: September 7, 2013

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Experimental System of Solar Adsorption Refrigeration with Concentrated Collector

Published on: October 18, 2017

Construction of a Compact Low-Cost Radiation Shield for Air-Temperature Sensors in Ecological Field Studies

Construction of a Compact Low-Cost Radiation Shield for Air-Temperature Sensors in Ecological Field Studies

Published on: November 6, 2018

Area of Science:

Materials Science
Sustainable Building Technologies
Thermal Engineering

Background:

Traditional cooling methods heavily rely on air conditioning, consuming significant energy.
Developing passive cooling strategies is crucial for reducing building energy consumption and environmental impact.

Purpose of the Study:

To investigate the potential of microporous ceramics for passive building cooling.
To evaluate the efficacy of these materials in reducing indoor temperatures and the need for active cooling.

Main Methods:

Fabrication and characterization of novel microporous ceramic materials.
Experimental testing of ceramic performance under simulated building conditions.
Analysis of thermal properties, including radiative cooling and insulation capabilities.

Main Results:

Microporous ceramics demonstrated significant passive cooling effects.
The materials effectively reduced surface temperatures compared to conventional building materials.
A notable decrease in the demand for active cooling was observed when using these ceramics.

Conclusions:

Microporous ceramics present a viable and sustainable solution for passive building cooling.
Widespread adoption can lead to substantial energy savings and reduced carbon emissions.
Further research into optimizing material properties for diverse climates is warranted.