Journal Article 2D magnetic materials 2D optoelectronic devices Polyphenols Review actuator materials advanced oxidation processes anisotropic hierarchical structures antiferromagnet spintronics atomic‐scale engineering cetyltrimethyl ammonium bromides (CTAB) chemical doping electrical control of exchange springs exchange bias in‐sensor vision systems lateral p-n homojunction magneto‐band structure effect magneto‐photoresponse metal‐organic frameworks multilevel relaxations muscle‐like diastole and contraction optoelectronics self‐healing single‐atom catalysts structure–performance relationships transition metal dichalcogenides (TMDs)