smart 4d

Shape memory polymer composites (SMPCs) are a type of smart material that can change shapes under the stimulation of the external environment, and they have great potential in aerospace, biomedical, robotics, and electronic devices due to their advantages of high strength and toughness, lightweight, impact resistance, corrosion resistance, and aging resistance. erek erek 4d kode alam 4D printing technology has . erek erek 4d kode alam