Andreza B. Silva , Rivaldo L.B. Cabral , Maria E.N.C. Melo , Suyeon Kim , Carla Silva , Pierre B.A. Fechine , Elisama V. dos Santos , José Heriberto O. do Nascimento
{"title":"TiO2 quantum dots nanocoated soybean protein knitted fabric produced by layer-by-layer nanoarchitectonics for wastewater application potential","authors":"Andreza B. Silva , Rivaldo L.B. Cabral , Maria E.N.C. Melo , Suyeon Kim , Carla Silva , Pierre B.A. Fechine , Elisama V. dos Santos , José Heriberto O. do Nascimento","doi":"10.1016/j.inoche.2025.114466","DOIUrl":"10.1016/j.inoche.2025.114466","url":null,"abstract":"<div><div>This study the layer-by-layer self-assembly (lbl) technique was used for nanocoating of titanium dioxide quantum dots (TiO<sub>2</sub>QDs) on the soybean protein knitted (SPK) fabric. Chitosan was employed as cation agent for the electrostatic assembly. The synthesized TiO<sub>2</sub>QDs powder and TiO<sub>2</sub>QDs nanocoated SPK fabrics were evaluated by means of the characterization of their morphological, chemical, optical, and photocatalytic properties. XRD and HRTEM images showed that sol–gel synthesis provided TiO<sub>2</sub>QDs with anatase phase and mean particle size of 6 nm. As well as the XPS and FESEM spectra confirmed the TiO<sub>2</sub>QDs nanocoating on SPK fabric surface, which allowed the evaluation of its photocatalytic properties. The SPK fabric was nanocoated with TiO<sub>2</sub>QDs after 20 lbl cycles obtained the best result, degrading 99 % of Rhodamine B (RhB) dye in 120 min under UV irradiation. Simultaneously, 88.26 % of TOC removal efficiency also achieved in 120 suggestion that the mineralization was superior, as HPLC results corroborate. Besides the degradation efficiency, the potential of reusability of functionalize fabrics was suggested showing high photocatalytic activity even after six cycles of reuse.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114466"},"PeriodicalIF":4.4,"publicationDate":"2025-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143808494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Elizaveta V. Panova , Julia K. Voronina , Damir A. Safin
{"title":"A new zinc(II) trinuclear heteroleptic coordination compound derived from zinc acetate and N-salicylidenecyclohexylamine","authors":"Elizaveta V. Panova , Julia K. Voronina , Damir A. Safin","doi":"10.1016/j.inoche.2025.114474","DOIUrl":"10.1016/j.inoche.2025.114474","url":null,"abstract":"<div><div>We report on a one-pot reaction of a mixture of cyclohexylamine and salicylaldehyde with a half of equivalent of Zn(OAc)<sub>2</sub> in EtOH, which allowed to produce a novel discrete trinuclear heteroleptic complex [Zn<sub>3</sub>L<sub>2</sub>(OAc)<sub>4</sub>] (<strong>1</strong>), where L is a monodeprotonated anion of <em>N</em>-cyclohexylsalicylideneimine (HL). Notably, our numerous attempts to produce the previously reported discrete mononuclear homoleptic complex [ZnL<sub>2</sub>] using both the reported and a series of the modified by us synthetic approaches failed, and complex <strong>1</strong> was the exclusively isolated product. These findings cannot be explained at the moment. The molecular structure of <strong>1</strong> is centrosymmetric and comprises a trinuclear central Zn<sub>3</sub><sup>6+</sup> cationic backbone. The terminal metal cations are coordinated by the imine nitrogen atom and phenolate oxygen atoms of one ligand L, and by two oxygen atoms of two acetate anions, yielding a distorted NO<sub>3</sub> tetrahedral coordination environment. The central metal cation is coordinated by two phenolate oxygen atoms from two ligands L and by four oxygen atoms of four acetate anions, yielding a slightly distorted O<sub>6</sub> coordination environment. Thus, both the L and acetate anions in the structure of <strong>1</strong> serve as bridging ligands linking two Zn<sup>2+</sup> cations. The crystal packing of <strong>1</strong> was studied in detail by the Hirshfeld surface analysis. A solution of <strong>1</strong> in DMSO absorbs from 250 nm to about 420 nm with two clearly defined bands centered at 273 and 368 nm due to intraligand transitions within L and the acetate anions. The DFT-based calculations were also applied to shed light on the structural and optical features of <strong>1</strong>. A molecular docking approach revealed that <strong>1</strong> can potentially inhibit hemoglobin S with the so-called ligand efficiency scores being within the recommended ranges for a drug, although some parameters are slightly out of the recommended ranges.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114474"},"PeriodicalIF":4.4,"publicationDate":"2025-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143843475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Synthesis of TiO2-NTs coated with MWCNT/In2O3-NRs: Investigation of efficiency in electrocatalytic hydrogen production","authors":"Evrim Baran Aydin , Gökmen Siğircik","doi":"10.1016/j.inoche.2025.114476","DOIUrl":"10.1016/j.inoche.2025.114476","url":null,"abstract":"<div><div>This study focuses on enhancing the electrocatalytic activity of TiO<sub>2</sub> Nanotubes (TiO<sub>2</sub>-NTs) for the hydrogen evolution reaction (HER) by coating them with indium oxide Nanorods (In<sub>2</sub>O<sub>3</sub>-NRs), Multi-Walled Carbon Nanotubes (MWCNTs), and their mixtures using spin coating. The XRD analysis confirmed that In<sub>2</sub>O<sub>3</sub> and TiO<sub>2</sub> have cubic and tetragonal anatase structures, respectively. FE-SEM images revealed rod-like In<sub>2</sub>O<sub>3</sub> and spherical MWCNT on TiO<sub>2</sub>-NTs, and the Electrochemical Impedance Spectroscopy (EIS) and Potentiodynamic (PD) polarization techniques. The Mott-Schottky analysis determined donor density (N<sub>D</sub>) values for the samples, ranging from 2.51 × 10<sup>19</sup> to 3.06 × 10<sup>19</sup> cm<sup>−3</sup>. Total polarization resistance obtained from EIS at <em>E</em><sub>ocp</sub> was determined as 555.4 Ω cm<sup>2</sup> for 2.1-MWCNT.In<sub>2</sub>O<sub>3</sub>/TiO<sub>2</sub>-NTs material. Moreover, 1.2-MWCNT.In<sub>2</sub>O<sub>3</sub>/TiO<sub>2</sub>-NTs shows overpotential of 671 mV at current density of 10 mA cm<sup>−2</sup> for HER with a Tafel slope of 71.4 mV dec<sup>−1</sup> and 4.52 μA cm<sup>−2</sup> current density in 1 M KOH solution. The materials were analyzed for structural and electrochemical properties, showing improved conductivity, lower resistance, and better HER performance with the optimized MWCNT/In<sub>2</sub>O<sub>3</sub> ratios.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114476"},"PeriodicalIF":4.4,"publicationDate":"2025-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143799627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A general strategy for the preparation of transition metal carbon aerogel catalysts for efficient electro-oxidative valorization of HMF","authors":"Wei Zhao, Mengyuan Qiu, Yajun Liu, Yingrui Dong, Xiaojing Huang, Siyue Li, Feifei Lin, Yongzhi Xiong, Changzhou Chen","doi":"10.1016/j.inoche.2025.114475","DOIUrl":"10.1016/j.inoche.2025.114475","url":null,"abstract":"<div><div>The lack of high-performance, low-cost electrocatalysts is the key challenge for the production of 2,5 furandicarboxylic acid via electrocatalytic oxidation of 5-hydroxymethylfurfural. In this work, we report a novel approach for the preparation of highly dispersible transition metal catalysts loaded by carbon aerogel-loaded via a chitosan-transition-metal-ion coordination. The experimental results demonstrated that all of Ni<sup>2+</sup>, Co<sup>2+</sup> and Cu<sup>2+</sup> were able to coordinate with chitosan to form stable gels, which were then pyrolyzed to obtain highly dispersed transition metal-based catalysts (Co@NC, Ni@NC and Cu@NC) The Cu@NC exhibited the best HMFOR activity with high HMF conversion (nearly 100 %), FDCA selectivity (98.1 %), and Faraday efficiency (95.3 %). Mechanistic studies showed that Cu@NC was able to accumulate more effective oxidatively active species and thus achieve higher HMFOR current density compared to Co@NC and Ni@NC, and that the electrooxidation of HMF at the Cu@NC electrode followed the HMFCA oxidation pathway. This study provides a general and facile strategy for macropreparation of highly dispersible carbon aerogel-loaded transition metal catalysts for efficient electrocatalytic valorization of HMF.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114475"},"PeriodicalIF":4.4,"publicationDate":"2025-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143807773","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Synthesis of nano-structured graphite-like carbon nitride (g-C4N3) for enhanced lead (II) adsorption in wastewater treatment","authors":"Rahman I. Mahdi, M. Saja, Amar Al-Keisy","doi":"10.1016/j.inoche.2025.114456","DOIUrl":"10.1016/j.inoche.2025.114456","url":null,"abstract":"<div><div>Modern water treatment methods are required since the population rise, technological development, and environmental harm have made water contamination more severe. These features demand rather sophisticated and highly advanced water filtering materials. This work demonstrates the fast and effective adsorption of graphite-like carbon nitride (g-C<sub>4</sub>N<sub>3</sub>) to remove Pb (II) from water. Fourier-transform infrared spectroscopy (FTIR), powder X-ray diffraction (XRD), high-resolution X-ray photoelectron spectroscopy (XPS), field emission scanning electron microscopy (FE-SEM), and energy dispersive spectroscopy (EDS) were employed to thoroughly examine the chemical bonds, crystalline structure, atomic and chemical states, morphology, and elemental composition, respectively.</div><div>Several adsorption experiments have systematically investigated the influence of the initial concentration of Pb (II) ions, adsorbent dosage, contact duration, and solution pH on the effectiveness of the adsorption process. The optimal conditions were determined based on Pb (II) concentration, contact duration, pH, and dosages of 100 mg/L, 60 min, 10 g, and 0.03 g. The Langmuir and Freundlich isotherm approaches effectively match the experimental results, as indicated by the regression coefficient (R<sup>2</sup>). Meanwhile, the Pseudo-first-order and pseudo-second-order approaches assessed the adsorption rate and metal ion sorption mechanism. The closeness in adsorption capacities (q<sub>e</sub>) of both adsorbents aligns well with the experimental q<sub>e</sub> value.</div><div>In addition, the Pb (II) removal efficacy of g-C<sub>4</sub>N<sub>3</sub> has been compared with that of nanographite-like carbon nitride (g-C<sub>3</sub>N<sub>4</sub>) and carbon nanotubes (CNT) as well as g-C<sub>3</sub>N<sub>4</sub>. The two adsorbent pseudo-second-order kinetics matched the kinetic adsorption values obtained. The adsorbents for g-C<sub>3</sub>N<sub>4</sub> and g-C<sub>4</sub>N<sub>3</sub> displayed relatively strong Pb adsorption capabilities of 162 and 185 mg/g, respectively. This points to tremendous potential for the g-C<sub>4</sub>N<sub>3</sub> adsorbent in wastewater treatment, providing hope for the fight against water pollution.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114456"},"PeriodicalIF":4.4,"publicationDate":"2025-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143799613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Gold nanoparticle-enabled doxorubicin delivery: Advancing targeted chemotherapy in cancer therapy","authors":"Rishabh Aggarwal , Amaan Ahmed , B.H. Jaswanth Gowda , Garima Gupta , Nazim Nasir , Shadma Wahab , Afsana Sheikh , Prashant Kesharwani","doi":"10.1016/j.inoche.2025.114467","DOIUrl":"10.1016/j.inoche.2025.114467","url":null,"abstract":"<div><div>Gold nanoparticles are considered one of the safest metallic nanocarriers for delivering drugs to cancerous tumors. This approach signifies a pioneering advancement in cancer therapy owing to the multifaceted attributes exhibited by these nanoparticles. These attributes encompass photothermal effects, radiotherapeutic potentials, imaging enhancements, diagnostic functionalities, and proficient drug delivery vehicles. This review offers concise insights into doxorubicin, elucidating its mechanism of action, and associated adverse effects. Additionally, it provides a brief overview of gold nanoparticles, highlighting their optical and magnetic properties, as well as their capacity for both active and passive targeted drug delivery. Furthermore, the review provides an in-depth examination of gold nanoparticle-mediated doxorubicin delivery for the treatment of various cancer types, including its toxicity profile and related patents.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114467"},"PeriodicalIF":4.4,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143785410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"One-pot green synthesis of pyrazole derivatives using a new acidic magnetic graphene oxide catalyst","authors":"Sarieh Momeni , Ramin Ghorbani-Vaghei","doi":"10.1016/j.inoche.2025.114419","DOIUrl":"10.1016/j.inoche.2025.114419","url":null,"abstract":"<div><div>This research focuses on developing a novel acidic nano-catalyst by sulfonating magnetic graphene oxide coated with 5-amino-1<em>H</em>-tetrazole (GO/Fe<sub>3</sub>O<sub>4</sub>@CPTMS@5-amino-1<em>H</em>-tetrazole @SO<sub>3</sub>H). Various techniques, such as FTIR, EDX, mapping, FESEM, XRD and VSM analyses, were employed to investigate and confirm the properties of the synthesized nanocomposite. It demonstrated exceptional performance in the green synthesis of 4,4′-(arylmethylene)<em>bis</em>-(3-methyl-1-phenyl-1<em>H</em>-pyrazol-5-ol) derivatives. Key benefits of this process include its environmentally friendly catalyst, solvent-free conditions, straightforward purification, cost-efficiency, high product yield, short reaction time, and low reaction temperature. Furthermore, the magnetic catalyst exhibited excellent stability and reusability over four consecutive cycles, aligning with green chemistry principles.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114419"},"PeriodicalIF":4.4,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143807774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Zhi-Qiao Chen , Peng Deng , Tian-Yu Tang , Xiao-Nan Wei , Qi Dai , Qi-Qi Liang , Yao Wang , Quan Xie , Yan-Lin Tang
{"title":"First-principles study of the structural, electronic and elastic properties of transition metal borides Ru3BA (A = V, Nb and Ta) compounds","authors":"Zhi-Qiao Chen , Peng Deng , Tian-Yu Tang , Xiao-Nan Wei , Qi Dai , Qi-Qi Liang , Yao Wang , Quan Xie , Yan-Lin Tang","doi":"10.1016/j.inoche.2025.114457","DOIUrl":"10.1016/j.inoche.2025.114457","url":null,"abstract":"<div><div>In this paper, based on the first principles of density functional theory, we investigated the structure, phonon spectrum, magnetism, electronic structure, and elastic properties of cubic antiperovskite borides Ru<sub>3</sub>BA (A = V/Nb/Ta). The lattice constants of Ru<sub>3</sub>BA (A = V/Nb/Ta) calculated using the GGA functional are 4.01 Å, 4.06 Å, and 4.06 Å, respectively. The phonon spectrum calculations reveal that Ru<sub>3</sub>BNb and Ru<sub>3</sub>BTa have no imaginary frequencies, indicating that these two materials are thermodynamically stable. Although a small imaginary frequency exists in the phonon spectrum of Ru<sub>3</sub>BV, its elastic constants meet the Born-Huang stability criterion, suggesting that Ru<sub>3</sub>BV also has structural stability. The band structure analysis shows that Ru<sub>3</sub>BA (A = V/Nb/Ta) are all metallic. The elastic constant data indicate that Ru<sub>3</sub>BA (A = V/Nb/Ta) exhibit elastic anisotropy. Their Poisson’s ratio values are all 0.23, indicating that they are brittle materials. The magnetic moment calculations for Ru<sub>3</sub>BA (A = V/Nb/Ta) are −0.11 μB, 0.29 × 10<sup>−8</sup> μB, and −0.32 × 10<sup>−9</sup> μB, respectively, indicating that Ru<sub>3</sub>BV is a ferromagnetic material, while Ru<sub>3</sub>BNb and Ru<sub>3</sub>BTa are paramagnetic materials. Ru<sub>3</sub>BA (A = V/Nb/Ta) not only possesses high hardness (21.17 GPa, 21.23 Gpa, and 22.09 Gpa, respectively), high bulk modulus (245.03 Gpa, 262.79 Gpa, and 272.72 Gpa, respectively), and high shear modulus (162.41 Gpa, 169.81 Gpa, and 177.55 Gpa, respectively), but also exhibits good thermal and chemical stability. Additionally, it has a certain degree of metallic properties, showing potential as a transition metal boride thin-film material. On the other hand, Ru<sub>3</sub>BA (A = V/Nb/Ta) has good thermal stability and a high machinability index (1.89, 1.84, and 1.81, respectively), and is expected to have good application value in the mechanical fields such as cutting and grinding of ferrous metals.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114457"},"PeriodicalIF":4.4,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143814890","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A rod structure by oxidative activation potency: An applicable method in hexavalent chromium detection","authors":"Fatemeh asadipour , Shokooh Sadat Khaloo , Behnam Hajipour Verdom , Fatemeh Ravannakhjavani , Rezvan Zendehdel","doi":"10.1016/j.inoche.2025.114310","DOIUrl":"10.1016/j.inoche.2025.114310","url":null,"abstract":"<div><div>Evaluation of hexavalent chromium in air samples is one of the important challenges of occupational and environmental health experts. In this study, a zinc oxide rod nanocomposite (ZnR/nC) with quasi-oxidative properties was used in development of colorimetric method for determination of hexavalent chromium in air samples. The synthesized nanocomposite was characterized by different techniques such as Brunauer-Emmett-Teller (BET), energy dispersive X-ray spectroscopy (EDS) and scanning electron microscopy (SEM). Nanocomposite was used as a catalyst in the oxidative reaction between 3,3′,5,5′-tetramethylbenzidine (TMB) and hexavalent chromium. The physical and chemical factors affecting the process were optimized with the response surface method-central composite design. pH 3.3, 0.3 mg ZnR/nC and 5.2 mM TMB was evaluated as optimized chemical parameters. Kinetic investigations of colorimetric method were done and rate constant and maximum reaction rate were evaluated as 0.036 mM and 2.75 mM/s, respectively. Under optimal conditions, the detection limit and accuracy of the method were evaluated as 0.02 μg/L and 4.7 %, respectively. Linear dynamic range and the regression coefficient of the calibration curve were obtained as 0.1–1.5 mg/L and R<sup>2</sup> > 0.99, respectively. The recovery percentage of hexavalent chromium in air samples was equal to 98.9 %, which indicates the good applicability of the proposed method in determination of hexavalent chromium, which is capable of competing with the standard method (NIOSH 7600).</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114310"},"PeriodicalIF":4.4,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143799626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Tamarind shell-derived activated carbon composite with NiCo2O4 as a positive electrode for high-performance asymmetric supercapacitors","authors":"M. Gowri , A. Thirugnanasundar","doi":"10.1016/j.inoche.2025.114372","DOIUrl":"10.1016/j.inoche.2025.114372","url":null,"abstract":"<div><div>This study presents the synthesis of a NiCo<sub>2</sub>O<sub>4</sub>/AC by hydrothermal technique. NiCo<sub>2</sub>O<sub>4</sub> nanorods were decorated with tamarind shell-derived activated carbon to create a composite electrode with enhanced conductivity and high surface area. The NiCo<sub>2</sub>O<sub>4</sub> improves pseudo capacitance, while the activated carbon provides a porous structure that facilitates fast ion and electron transport. The activated carbon’s sheet-like morphology acts as an ion buffer, shortening diffusion pathways. The composite electrode was characterized and exhibited excellent electrochemical performance in asymmetric capacitors. The NiCo<sub>2</sub>O<sub>4</sub>/AC composite electrode exhibits a specific capacitance of 1833 Fg<sup>−1</sup> at 1 Ag<sup>−1</sup>. The constructed NiCo<sub>2</sub>O<sub>4</sub>/AC//AC device demonstrates an operating voltage window of 0 –1.6, providing a substantial energy density of 40.6 Whkg<sup>−1</sup> at a power density of 2244 W kg<sup>−1</sup>. These outcomes highlight the promise of the NiCo<sub>2</sub>O<sub>4</sub>/AC composite for practical energy storage applications.</div></div>","PeriodicalId":13609,"journal":{"name":"Inorganic Chemistry Communications","volume":"178 ","pages":"Article 114372"},"PeriodicalIF":4.4,"publicationDate":"2025-04-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143785281","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}