低温下での人体体温調節のための視覚不透明赤外線変調ファブリック
Mohamed Boutghatin1, Claire Pirim2, Valérie Gaucher3
1IEMNInstitut d'Electronique de Microélectronique et de Nanotechnologie, Univ. Lille, CNRS, Univ Polytechnique Hauts-de-France, Centrale Lille, UMR 8520, F-59000 Lille, France.
ACS omega
|February 23, 2026
まとめ
研究者たちは、低温下での人体のための連続的な体温調節を提供する新しいファブリックを開発しました。この視覚不透明赤外線変調ファブリック(VOIMF)は、熱放射を調整するために反転させることができ、広い温度範囲で熱的快適性を提供します。
科学分野:
- 材料科学
- 繊維工学
- 熱工学
背景:
- テキスタイルにおける受動的な放射体温調節は、熱的快適性にとって重要です。
- 低温下で連続的な体温調節のための高度なファブリックの開発は、依然として大きな課題です。
研究 の 目的:
- 強化された受動的な体温調節のための視覚不透明赤外線変調ファブリック(VOIMF)の製造と特性評価。
- 低温下で連続的な体温調節を提供するファブリックの能力の実証。
主な方法:
- 二酸化チタン(TiO2)マイクロ粒子を含むポリエチレン(PE)膜と超薄金(Au)層からなる二層エミッタの製造。
- ファブリックの光学特性と熱特性の特性評価。
- ファブリックを反転させることによる調整可能な放射率の実証。
主要な成果:
- VOIMFは調整可能な中赤外線放射率を示し、環境との熱交換の変調を可能にします。
- このファブリックは、約10°C(6.7–16.8°C)の温度範囲で熱的快適ゾーンを提供します。
- VOIMFは可視スペクトルでは不透明であり、TiO2マイクロ粒子により白色に見え、天然繊維を模倣しています。
結論:
- 開発されたVOIMFは、テキスタイルにおける連続的な受動的体温調節のための有望なソリューションを提供します。
- ファブリックの調整可能な放射率と美的特性は、熱管理を必要とするさまざまな用途に適しています。
- この革新は、個人の熱的快適性のためのスマートテキスタイルの大きな進歩を表しています。
関連する概念動画
Thermoregulation
2.6K
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,...
2.6K
Thermosensation
34.0K
Peripheral thermosensation is the perception of external temperature. A change in temperature (on the surface of the skin and other tissues) is detected by a family of temperature-sensitive ion channels called Transient Receptor Potential, or TRP, receptors. These receptors are located on free nerve endings. Those detecting cold temperatures are closer to the surface of the skin than the nerve endings detecting warmth. These thermoTRP channels, while temperature selective, have relatively...
34.0K
Decreased Body Temperature
1.1K
A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...
1.1K
Mechanism of heat transfer
2.0K
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...
2.0K
Body Temperature
5.0K
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...
5.0K
Body Temperature
1.6K
Body temperature reflects the equilibrium between heat production and heat loss within the body. Most heat is generated by metabolically active tissues, particularly the liver, heart, brain, kidneys, and endocrine organs. At rest, skeletal muscles contribute 20–30% of total heat production, but during vigorous exercise, this can increase up to 30–40 times.
The average body temperature is approximately 37°C (98.6°F) and typically ranges from 36.1–37.2°C...
The average body temperature is approximately 37°C (98.6°F) and typically ranges from 36.1–37.2°C...
1.6K


