Shell isolated nanoparticle enhanced Raman spectroscopy for mechanistic investigation of electrochemical reactions

Haryanto, Andi; Lee, Chan Woo

doi:10.1186/s40580-022-00301-1

Nano Convergence

Table 1 Summary of reported applications and experimental conditions of SHINERS for electrocatalyst

From: Shell isolated nanoparticle enhanced Raman spectroscopy for mechanistic investigation of electrochemical reactions

Ref.	Core metal	Shell	Electrode	Electrolyte	Laser wavelength (nm)	Vibrational mode	Wavenumber (cm⁻¹)	Application
[21]	Au	SiO₂	Pt(111)	0.1 m NaClO₄	632.8	Pt–H	2023	H adsorption
[21]	Au	Al₂O₃	Pt(111)	0.1 m NaClO₄	632.8	Pt–H	2023	H adsorption
[44]	Au	SiO₂	Rh(111)	0.1 m NaClO₄	633	Rh–H	1897	H adsorption
[45]	Au	SiO₂	Pt (111)	0.1 m HClO₄ saturated by CO	632.8	Pt–CO	2071	CO adsorption
			Pt polycrystalline	0.1 m HClO₄ saturated by CO	632.8	Pt–CO	2071	CO adsorption
[46]	Au	SiO₂	IrOx	1 m NaClO₄ (pH 10)	632.8	Ir = O stretching	813	OER
	Au	SiO₂	Cu foil	0.01 m KOH and 0.046 m K₂SO₄ (pH 11.7)	632.8			CO reduction
			Cu microparticles			Cu–O_(ad)	612–622
[15]			Cu Nanoparticle			Cu–CO_(bridge)	1863–1873
			Chem-Cu			Cu–CO_(top)	2053–2070
			Oxide derived Cu
[47]	Au	SiO₂	Cu dendritic microparticles	0.3 m NaH₂PO₄ and 0.35 m Na₂HPO₄ (pH 7.2)	632.8	CuO_x/(OH)_y	525–532	CO reduction
[47]	Au	SiO₂	Cu dendritic microparticles	0.1 m NaOH and 0.9 m NaClO₄ (pH 12.9)	632.8	Cu–phosphate	931, 1124–1152	CO reduction
[48]	Au	SiO₂	Pd	0.1 m TBAClO₄ in DMSO saturated by O₂	785	O–O − in LiO₂	1125	ORR
[48]	Au	SiO₂	Pt	0.1 m TBAClO₄ in DMSO saturated by O₂	785	C–O₂ − in CO₂Li	1500	ORR
[49]	Au	SiO₂	Pt(100) Pt(111)	0.1 m HClO4	632.8	Pt–O₂ stretching O–O⁻ O–O²⁻	240 970 1200	Pt electrooxidation
[50]	Au	SiO₂	Cu(100)	0.1 m HClO₄ and 0.05 m HNO₃ 0.1 m HClO₄, 0.05 m HNO₃, and 10 mm HCl	632.8	Cu₂O in Cu(110) Cu₂O in Cu(110)	509, 619 502, 621	Nitrate reduction
			Cu(110)
			Cu(111)
[20]	Au	SiO₂	Pt(100)	0.1 m HClO₄ saturated by O₂ 0.1 m NaClO₄ saturated by O₂ (pH 10.3)	637.8	Pt–COOH Pr–OH	1005 1090	ORR
			Pt(110)
			Pt(111)

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