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Substance with high latent heat of melting or solidifying
A phase-change material (PCM) is a substance which releases/absorbs sufficient energy at phase transition to provide useful heat or cooling. Generally
Phase-change_material
Novel computer memory type
has been directed towards attempting to find viable material alternatives to the phase-change material Ge2Sb2Te5 (GST), with mixed success. Other research
Phase-change_memory
Fluid used to maximize thermal contact
Instead of the regular meaning of phase-change material (a material that absorbs a lot of heat when melting), "phase-change" thermal pastes simply refer to
Thermal_paste
Physical process of transition between basic states of matter
In physics, chemistry and biology, a phase transition (or phase change) is the physical process of transition between one state of a medium and another
Phase_transition
Method of reusing thermal energy in a building
interest in PCMs is the application of phase change material integration into traditional porous building materials such as concrete and wall boards. Kosny
Heat_recovery_ventilation
Rewritable optical disc standard
Phase-change Dual (or Phase-change Disc, commonly abbreviated as PD) is a rewritable optical disc format and storage standard introduced by Matsushita
Phase-change_Dual
Technologies to store thermal energy
water and insulated at the top, as well as eutectic solutions and phase-change materials. Other sources of thermal energy for storage include heat or cold
Thermal_energy_storage
Thermal interface material
termed a "phase change" by industrial sources, though this use must be differentiated with the regular meaning of phase-change material (a material that absorbs
Thermally_conductive_pad
Ratio of the thermal resistances of a body's interior to its surface
(January 2012). "Review on phase change material emulsions and microencapsulated phase change material slurries: Materials, heat transfer studies and
Biot_number
Germanium-antimony-tellurium material
or GST) is a phase-change material from the group of chalcogenide glasses used in rewritable optical discs and phase-change memory applications
GeSbTe
Difference between phase angles
A phase change sometimes occurs when a wave is reflected, specifically from a medium with faster wave speed to the boundary of a medium with slower wave
Reflection_phase_change
Pad used for warming of parts of the body in order to manage pain
ground-up spices such as cloves and nutmeg, or even dried rose petals. Phase change materials can be used for heating pads intended to operate at a fixed temperature
Heating_pad
Material which is used for construction purposes
Building material is material used for construction. Many naturally occurring substances, such as clay, rocks, sand, wood, and even twigs and leaves, have
Building_material
Device for regulating coffee temperature
Coffee Joulies are small, stainless-steel capsules containing a phase-change material; the capsules were designed to be placed in a cup of coffee in order
Coffee_Joulies
Reflective road surface
technologies involve energy harvesting, heat storage methods, and phase change materials. Cool pavements are commonly made with reflective coatings or aggregates
Cool_pavement
Chemical compound
in deli meats. Sodium nitrate has also been investigated as a phase-change material for thermal energy recovery, owing to its relatively high melting
Sodium_nitrate
Type of artificial neural network
which phase-change material has the ability to cumulatively respond to multiple input signals. An electrical alteration of the resistance of the phase change
Physical_neural_network
Piece of clothing to lower body temperatures
A phase-change material (PCM) cooling vest makes use of packs containing a solid material that absorbs a lot of latent heat on undergoing a phase change
Cooling_vest
Chemical compound
thermal performances of 1, 10-decanediol-stearic acid eutectic as phase change material". Thermochimica Acta. 690 178648. Elsevier BV. Bibcode:2020TcAc
1,10-Decanediol
Region of uniform physical properties
In the physical sciences, a phase is a region of material that is chemically uniform, physically distinct, and (often) mechanically separable. In a system
Phase_(matter)
Filled bag designed to be frozen
related to Ice packs. Cryotherapy Hot pack Hand warmer Hilotherapy Phase-change material Enthalpy of fusion Singh, S P; Burgess, Singh (2008). "Performance
Ice_pack
Material put between components to enhance thermal coupling
Metal TIMs". Power Systems Design Europe. "Phase Change". Laird Technologies. "Phase Change Metal TIMs | Thermal Interface Materials". indiumcorporation.
Thermal_interface_material
Property of substances to change colour due to a change in temperature
effective temperature range of the material. The twisted nematic phase has the molecules oriented in layers with regularly changing orientation, which gives them
Thermochromism
Research of materials
atomic structure in various phases are related to the physical properties of a material. Important elements of modern materials science were products of
Materials_science
Indian-American mechanical engineer
macroelectronics, computational fluid dynamics, heat transfer, and phase-change materials. Murthy has served on the Engineering and Computer Science jury
Jayathi_Murthy
Component primarily utilized for making cushions or mattresses
containing the gel which, as a phase-change material, achieved the desired temperature stabilization or cooling effect by changing from a solid to a liquid
Memory_foam
Measure of change in amplitude and phase of a wave
sinusoidal electromagnetic wave is a measure of the change undergone by the amplitude and phase of the wave as it propagates in a given direction. The
Propagation_constant
Technology using sunlight for heat
storage media include pressurized steam, concrete, a variety of phase change materials, and molten salts such as calcium, sodium and potassium nitrate
Solar_thermal_energy
Chemical compound
(hydrophobic/van der Waals forces). Eicosane's phase transition at a moderate temperature makes it a candidate phase change material, or PCM, which can be used to store
Eicosane
Elapsed fraction of a cycle of a periodic function
value changes from zero to positive. The formula above gives the phase as an angle in radians between 0 and 2 π {\displaystyle 2\pi } . To get the phase as
Phase_(waves)
Office in Melbourne, Australia
effectively using natural convection, ventilation stacks, thermal mass, phase change material, and water for cooling. Another strategy used taken from nature
Council_House_2
Vehicle that uses a motor powered by stored compressed air
of heat from a renewable solar source is also possible using a phase change material such as a molten salt. Energy efficiency of the 2020 isothermal
Compressed-air_car
Topics referred to by the same term
transfer tax, in the United States Generalized suffix tree GeSbTe, a phase-change material GST Computer Systems, a group of British software developers GStreamer
GST
Soft colorless solid derived from petroleum, coal or shale oil
toiletries and cosmetics such as Vaseline. Neutron radiation shielding Phase change material for thermal energy storage Used by MESSENGER (Mercury spacecraft)
Paraffin_wax
2014 studio album by Beck
release, Morning Phase is a "companion piece" to Beck's 2002 album Sea Change. Almost every credited musician who recorded parts for Sea Change returned to
Morning_Phase
A cold-energy battery utilizes the properties of an advanced phase-change material (PCM) to maintain temperature as battery thermal management. As with
Cold-energy_battery
Captured energy for later usage
material to change its phase. A phase-change is the melting, solidifying, vaporizing or liquifying. Such a material is called a phase change material
Energy_storage
Topics referred to by the same term
intermediate Phase-change material, a chemical substance with a high heat of fusion Phase conjugate mirror, a type of mirror, that conjugates the phase of the
PCM_(disambiguation)
Engineer and academic
his research career at IBM Research – Zurich, where he worked on phase-change materials and atomic force microscopy (AFM) technologies. His work included
Harish_Bhaskaran
Phase-changing material
is a phase change material from the group of chalcogenide glasses, used in rewritable optical discs (such as rewritable CDs) and phase-change memory
AgInSbTe
Topics referred to by the same term
different states of matter Hybrid shipping container, a container using phase change material in combination with the ability to recharge itself Hybrid train
Hybrid
Collecting energy from external sources
harvesting with phase change material for underwater glider. Applied Energy, 589. Wang, G. (2019). An Investigation of Phase Change Material (PCM)-Based Ocean
Energy_harvesting
Passive heat exchanger that transfers heat
it also permits using higher-performance thermal interface materials, such as phase change types. Clips Available for processors and ball grid array (BGA)
Heat_sink
Aircraft refrigeration
conditioning pack. The air cycle cooling process uses air instead of a phase changing material such as freon in the gas cycle. No condensation or evaporation
Air_cycle_machine
Chart used to show conditions at which physical phases of a substance occur
A phase diagram in physical chemistry, engineering, mineralogy, and materials science is a type of chart used to show conditions (pressure, temperature
Phase_diagram
Chemical compound
composites of the compound with other materials such as cement, have been investigated as phase change materials (PCMs) for thermal energy storage. Rose
Nonadecane
thermal protection systems. Hybrid shipping containers commonly use phase-change material (PCM) and thermal energy storage units, sometimes referred to as
Hybrid_shipping_container
Intermolecular attraction between a hydrogen donor-and-acceptor pair
ionic plastic crystals (POIPCs), which are a type of phase change material exhibiting solid-solid phase transitions prior to melting, variable-temperature
Hydrogen_bond
Capacity of a material to conduct heat
scattering from defects. When a material undergoes a phase change (e.g. from solid to liquid), the thermal conductivity may change abruptly. For instance, when
Thermal conductivity and resistivity
Thermal_conductivity_and_resistivity
Pyrotechnic device
distinct temperature of phase transition, may be used for stabilizing the burning temperature as a form of phase-change material. Reed, J.W.; Walters, R
Pyrotechnic_heat_source
Car that uses pneumatic motors
is thermal to mechanical energy conversion. Lastly, by using a phase change material in the heat exchanger heated with concentrated solar power there
Compressed-air_vehicle
Overview of and topical guide to grid energy storage
Power-to-gas Power-to-X Synthetic natural gas Carnot battery Molten salt Phase-change material Pumped-heat electricity storage Seasonal thermal energy storage
Outline of grid energy storage
Outline_of_grid_energy_storage
Human-caused changes to climate on Earth
Protocol, an international agreement to phase out production of ozone-depleting gases, has had benefits for climate change mitigation. Several ozone-depleting
Climate_change
Quantum states of matter at zero temperature
or some other macroscopic property of the material whereas quantum phases can change in response to a change in a different type of order parameter (which
Quantum_phases
Forms which matter can take
In physics, a state of matter or phase of matter is one of the distinct forms in which matter can exist. Four states of matter are observable in everyday
State_of_matter
Thermic response to pressure change
Barocaloric materials are characterized by strong, reversible thermic responses to changes in pressure. Many involve solid-to-solid phase changes from disordered
Barocaloric_material
Critical transition region in ferroelectric materials
Morphotropic phase boundary (MPB) is a critical transition region in the composition phase diagram of a piezoelectric or ferroelectric material, where the
Morphotropic_phase_boundary
Chemical compound with formula Na2SO4
capacity in the phase change from solid to liquid, and the advantageous phase change temperature of 32 °C (90 °F) makes this material especially appropriate
Sodium_sulfate
Class of materials
Elastocaloric materials are a class of advanced materials. These materials show a substantial change in temperature when mechanical stress is applied and
Elastocaloric_materials
Type of nuclear reactor cooled by heat pipes
via heat pipes. Heat pipes are closed tubes that use an internal phase-change material to efficiently transfer heat. A working fluid absorbs heat and evaporates
Heat_pipe-cooled_reactor
Storage of digital data readable by computers
which the patterns can be read back. Phase-change memory uses different mechanical phases of phase-change material to store information in an X–Y addressable
Computer_data_storage
Mechanism of spontaneous phase separation
whereas a nucleated phase change begins at a discrete number of points. Spinodal decomposition occurs when a homogenous phase becomes thermodynamically
Spinodal_decomposition
Magnetic material under special conditions
magnetic composites comprising 2D lattices of droplets of solid-liquid phase change material, with each droplet containing a single magnetic dipole particle
Spin_ice
Blu-ray Disc media that can be written to using an optical disc recorder
Mechanism (-RE) "Phase-change material"". Sony Global. Archived from the original on 17 April 2018. Retrieved 16 April 2018. "Solar Applied Materials Technology
Blu-ray_Disc_recordable
Mixture with a lower melting point than its constituents
melting/freezing point temperature at which it changes phase, but rather a temperature at which it changes between liquid and slush (known as the liquidus)
Eutectic_system
Equipment generating a relative vacuum
Tomohiro (2009). "Impregnation of porous material with phase change material for thermal energy storage". Materials Chemistry and Physics. 115 (2–3): 846–850
Vacuum_pump
therefore also be used as a metallic phase change material (mPCM) be used. Compared to other phase change materials, metals are characterized by a high
Aluminium–silicon_alloys
Thermally conductive glue for electronics
separately to professionals. Computer cooling Hot-melt adhesive Phase-change material Thermally conductive pad Thermal paste List of thermal conductivities
Thermal_adhesive
Refrigerator powered by solar energy
NASA JSC began work on a solar-powered refrigerator that used phase change material rather than battery to store thermal energy rather than chemical
Solar-powered_refrigerator
Property of materials which both possess and are affected by electric fields
ferroelectric material. The permittivity of ferroelectrics is not only adjustable but commonly also very high, especially when close to the phase transition
Ferroelectricity
State of matter with properties of both conventional liquids and crystals
known. Thermotropic LCs exhibit a phase transition into the LC phase as temperature changes. Lyotropic LCs exhibit phase transitions as a function of both
Liquid_crystal
Flat, usually circular disc that encodes binary data
discs typically contain an alloy recording layer composed of a phase change material, most often AgInSbTe, an alloy of silver, indium, antimony, and
Optical_disc
Device that converts heat flux into electrical energy
the temperature gradient across TEGs is the use of phase-change materials (PCMs). These materials can help maintain a constant cold-side temperature over
Thermoelectric_generator
undesirable changes in the phase change material that can be induced by the fabrication procedure. A confined cell structure where the phase change material is
Chalcogenide chemical vapour deposition
Chalcogenide_chemical_vapour_deposition
List of technologies used to write to optical discs
Such media must be played in specially tuned drives, since the phase-change material has less of a contrast in reflectivity than dye-based media; while
Optical disc recording technologies
Optical_disc_recording_technologies
Shape of the Moon's sunlit portion as viewed from Earth
A lunar phase or Moon phase is the apparent shape of the Moon's day and night phases of the lunar day as viewed from afar. Because the Moon is tidally
Lunar_phase
Chemical element with atomic number 32 (Ge)
but this is less than 10% of worldwide consumption. GeSbTe is a phase change material used for its optic properties, such as that used in rewritable DVDs
Germanium
Conglomeration of discrete solid, macroscopic particles
industry (the first one is water)". In some sense, granular materials do not constitute a single phase of matter but have characteristics reminiscent of solids
Granular_material
States of matter for water as a solid
rise to different phases of ice, which have varying properties and molecular geometries. Currently, twenty-two crystalline phases have been observed
Phases_of_ice
Form of alternating current
same phase-to-phase voltage while using less conductor material. Beyond transmission, three-phase power is commonly used to run large induction motors,
Three-phase_electric_power
Enthalpy change when a substance melts
and Phase Change Performance of Graphene Oxide and Silica Composite Na 2SO 4·10H 2O Phase Change Materials (PCMs) as Thermal Energy Storage Materials".
Enthalpy_of_fusion
Romanian-Swiss academic
turn-on/off qualities. Other research interests and contributions include phase change materials and devices for neuromorphic computing, MEMS/NEMS for radiofrequency
Adrian_Mihai_Ionescu
Reversible transition in amorphous materials
liquid). Despite the change in the physical properties of a material through its glass transition, the transition is not considered a phase transition; rather
Glass_transition
Material with a negative refractive index
characterized by an antiparallel phase velocity is also an indicator of negative index of refraction. Furthermore, negative-index materials are customized composites
Negative-index_metamaterial
tested in Shahgarh Bulge in 2012 together with a cap. Packets of phase-change material are stored in the twelve pockets on the front and back of the Cool
Defence_Laboratory,_Jodhpur
generation. A phase change material such as octadecane is selected which can change from solid to liquid when the ambient temperature changes a few degrees
Micropower
Heat treatment that alters the properties of a material
change in ductility and hardness. As the material cools it recrystallizes. For many alloys, including carbon steel, the crystal grain size and phase composition
Annealing_(materials_science)
Desalination technique powered by solar energy
It is accomplished by using phase-change materials to maximize latent heat storage and high temperatures. MSF phase change temperatures range 80–120 °C
Solar_desalination
Description of constant-temperature solid phase changes
of crystallisation, can be applied generally to other changes of phase in materials, like chemical reaction rates, and can even be meaningful in analyses
Avrami_equation
lubricant in SLIPS with a phase switching liquid (PSL) can yield promising results. PSLs are a class of phase change materials, which are in liquid state
Liquid-impregnated_surface
Topics referred to by the same term
Video Broadcasting Content Protection & Copy Management Composite phase change materials (See Thermal composites) This disambiguation page lists articles
CPCM
attention because they include semiconductors, photovoltaics and phase-change materials. In many applications indium chalcogenides are used as the basis
Indium_chalcogenides
Family of alloys
reversible change in crystal structure that allows the material to recover its original shape when subjected to specific temperature changes.[citation
Spangold
Material phase change
a first-order phase transition. Melting occurs when the Gibbs free energy of the liquid becomes lower than the solid for that material. The temperature
Melting
Glass containing one or more of sulfur, selenium and tellurium
devices such as PRAM. Examples of such phase change materials are GeSbTe and AgInSbTe. In optical discs, the phase change layer is usually sandwiched between
Chalcogenide_glass
Hungarian-American engineer, scientist and inventor (1900–1995)
specialties was phase-change materials that absorb or release heat when they change from solid to liquid. She hoped to use phase-change materials like molten
Mária_Telkes
Temperature regulation of diodes
interface material (TIM) which will create a thermal resistance over the interface lower than 0.2 K/W. Currently, the most common solution is to use a phase-change
Thermal management of high-power LEDs
Thermal_management_of_high-power_LEDs
Chemical compound
characteristics are ideal for a reference material at moderate temperature in the context of solid-liquid phase-changing materials (PCMs). 1,8-Octanediol dihexanoate
1,8-Octanediol
A materials oscilloscope is a time-resolved synchrotron high-energy X-ray technique to study rapid phase composition and microstructural related changes
Materials_oscilloscope
Branch of physics
(spatial soliton) that does not change during propagation due to a balance between dispersion and the Kerr effect (e.g. self-phase modulation for temporal and
Nonlinear_optics
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