ÃÑ 44ÆäÀÌÁö

29ÆäÀÌÁö º»¹®½ÃÀÛ

Huginn & Muninn
necessary. When Shin Hayata opens the Beta Capsule
How does a PCM allow for the extraction of the desired
to transform into Ultraman, he immediately puts on the
amount of energy at the desired time? When a PCM
Ultraman Suit. Basically, the red Ultraman Suit becomes
changes from a solid to a liquid, it absorbs latent heat?
diverse as numerous series of the suit progress, such as
thermal energy?and stores it until later, when it changes
Proto Suit, Ultraman Suit, Ultraman Suit ver. 7, Ultraman
backtoasolid.Atthispoint,itreleasesthestoredthermal
Suitver.A;andeachhasadditionalabilities,buttheyareall
energy, allowing for controlled heat exchange. However,
thesameinthattheyprotectUltraman.Ultramanconfronts
PCM must be packaged in capsules like the Beta Capsule
various monsters that threaten the Earth and is placed in
of Ultraman, as otherwise they could simply flow away
various environments. Sometimes he has to withstand the
once they turn into liquid by absorbing heat. This process
fire emitted by monsters, be hit by rocks, or fight in outer
of encapsulating PCM is known as ¡°PCM encapsulation.¡±
space. In order to protect Ultraman in all these situations,
Thereareprecautionsthatmustbetaken,suchasensuring
the Ultraman Suit is designed to withstand various
that the capsule is strong and elastic enough to withstand
dangerous situations such as high temperatures, high
anyvolumeexpansionthatoccurswhenthePCMundergoes
pressures,andradiationwiththestate-of-the-arttechnology.
aphasechange.Nevertheless,simplyplacingaPCMinside
Thanks to these abilities, Ultraman wearing the Ultraman
a capsule allows for energy storage and controlled release,
suit can always keep the earth in the best condition. How
makingitusableinvariousapplications.
can Ultraman¡¯s suit protect him from countless impossible
substancesfromtheoutside?
Publications
¨ÏACS
SecretScienceBehindUltramanStrength
EnergyStoredinaSmallCapsule:PCM
The Beta Capsule holds a vast amount of energy that
can transform the protagonist into Ultraman. How can
energy be stored in a small capsule and used only when
needed? The substance that allows for the extraction of
heat energy in desired amounts at any given time, like the
¡ãPhase Change Material (PCM) keeps huge amount of energy and emits
beta capsule, is called ¡°Phase Change Material¡± (PCM).
energywhenneeded.
Phase change refers to a substance changing its state
based on temperature and pressure. For example, water
turns into steam when boiled at 100C and into a solid
UsingLightasWeapons:Laser
when frozen at 0C. However, for a substance to undergo
The Spacium Ray is a kind of laser that emits energy in
a phase change, energy is necessary. To turn water into
a concentrated beam. How is Ultraman¡¯s Spacium Beam,
steam, it must absorb heat energy and reach over 100C,
or laser, created? Laser stands for ¡°Light Amplification
whileicerequiresreleasingheatenergytoundergoaphase
by the Stimulated Emission of Radiation,¡± and utilizes the
change. Examining the process of phase change more
principleofstimulationandemission.Theprincipleofhow
closely reveals that the substance¡¯s state does not change
lasers are created is as follows: First, a medium* is placed
immediately when it reaches the point where temperature
inside a long cylinder with mirrors installed at both ends.
or pressure causes the change. It takes additional time for
Then, external energy is applied to the medium, causing
the substance to reach a higher temperature after it has
the atoms in the stable state of the medium to absorb the
reachedthepointofphasechange.Theheatusedtochange
applied energy and become excited with higher energy
thesubstance¡¯stemperatureiscalled¡°sensibleheat,¡±while
theheatusedtochangethesubstance¡¯sstateiscalled¡°latent
*Medium: A medium refers to a material that transfers waves or physical
heat.¡±PCMutilizesthecharacteristicsoflatentheat.
actionsfromoneplacetoanother.
27
MAY 2023

29ÆäÀÌÁö º»¹®³¡



ÇöÀç Æ÷Ä¿½ºÀÇ ¾Æ·¡³»¿ëµéÀº µ¿ÀÏÇÑ ÄÁÅÙÃ÷¸¦ °¡Áö°í ÆäÀÌÁö³Ñ±è È¿°ú¹× ½Ã°¢Àû È¿°ú¸¦ Á¦°øÇÏ´Â ÆäÀÌÁöÀ̹ǷΠ½ºÅ©¸°¸®´õ »ç¿ëÀÚ´Â ¿©±â±îÁö¸¸ ³¶µ¶ÇϽðí À§ÀÇ ÆäÀÌÁöÀ̵¿ ¸µÅ©¸¦ »ç¿ëÇÏ¿© ´ÙÀ½ÆäÀÌÁö·Î À̵¿ÇϽñ⠹ٶø´Ï´Ù.
»ó´Ü¸Þ´º ¹Ù·Î°¡±â ´ÜÃàÅ°¾È³» : ÀÌÀüÆäÀÌÁö´Â ÁÂÃø¹æÇâÅ°, ´ÙÀ½ÆäÀÌÁö´Â ¿ìÃø¹æÇâÅ°, ùÆäÀÌÁö´Â »ó´Ü¹æÇâÅ°, ¸¶Áö¸·ÆäÀÌÁö´Â ÇϴܹæÇâÅ°, ÁÂÃøÈ®´ëÃà¼Ò´Â insertÅ°, ¿ìÃøÈ®´ëÃà¼Ò´Â deleteÅ°