{"title":"Electrochemical aspects of supercapacitors in perspective: From electrochemical configurations to electrode materials processing","authors":"Manickam Minakshi, Kethaki Wickramaarachchi","doi":"10.1016/j.progsolidstchem.2023.100390","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2023.100390","url":null,"abstract":"<div><p><span><span>An electrochemical asymmetric capacitor is a device fabricated with a dissimilar electrode configuration possessing a pseudocapacitive (Faradaic process) or capacitive (non-Faradaic process) nature with different charge storage mechanisms leading to high power and long cycle life. However, the energy density and power density are improved by increasing the specific capacitance and the operating voltage of the device through </span>novel materials<span> processing. In this perspective, electrochemical techniques<span> (in different cell configurations) will be analyzed to divulge the electrochemical aspects of supercapacitors (SCs). The two different active materials for cathode and anode in SCs using abundant, low-cost, environmentally friendly materials processed via facile experimental methods, exploiting green energy transition, are presented. In view of these facts, manganese dioxide (MnO</span></span></span><sub>2</sub><span><span>) with the occurrence of a redox reaction (diffusion-controlled kinetics), and activated carbon (AC) with the </span>electrostatic contribution (surface-controlled kinetics) are paired as positive and negative electrodes that can be principal electrode materials for SCs. MnO</span><sub>2</sub> can be synthesized using different techniques, the electrochemical technique yields the highly pure electrolytic manganese dioxide (EMD). On the other hand, AC is synthesized via the thermochemical conversion process of carbonization and activation. Here, a brief description of the procedures and schematics of the methods to produce EMD and AC in bulk has been summarised. The electrochemical analysis of materials processing inspires and enables simple modifications to the synthesis that could catalyze changes in storage properties.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"69 ","pages":"Article 100390"},"PeriodicalIF":12.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1527682","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Recent progress on optical properties of double perovskite phosphors","authors":"Sadhana Yadav , Dinesh Kumar , Ram Sagar Yadav , Akhilesh Kumar Singh","doi":"10.1016/j.progsolidstchem.2023.100391","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2023.100391","url":null,"abstract":"<div><p><span>The double perovskite phosphor materials are physically, chemically and thermally stable in nature. The generalized formula of double perovskite is AA'BB'O</span><sub>6</sub><span> type. The transition metal and lanthanide<span><span> ions can be doped in the double perovskite materials. The structure of perovskite materials is the key factor for optical properties<span> of the phosphor materials. The transition metal ions produce broad emission band covering from near blue to NIR regions. They can even produce white light. Some combinations of transition metal ions show the energy transfer between them. On the other hand, the lanthanide ions emit sharp and </span></span>narrow band emissions from UV to NIR regions because their transitions are not affected by the outer environment due to the shielding effect. The combinations of transition metals and lanthanide ions also involve in the energy transfer. This article comprises the recent development on the optical properties of transition metal (Mn</span></span><sup>4+</sup>) and lanthanide metal (Eu<sup>3+</sup><span>) doped double perovskite phosphor materials. The optical processes involved in photoluminescence have been discussed in detail. The applications of transition metal and lanthanide doped and co-doped double perovskite phosphor materials have also been summarized herein.</span></p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"69 ","pages":"Article 100391"},"PeriodicalIF":12.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1677298","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Antoine Pautonnier, Sandrine Coste, Maud Barré, Philippe Lacorre
{"title":"Higher lanthanum molybdates: Structures, crystal chemistry and properties","authors":"Antoine Pautonnier, Sandrine Coste, Maud Barré, Philippe Lacorre","doi":"10.1016/j.progsolidstchem.2022.100382","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100382","url":null,"abstract":"<div><p><span>The synthesis, structure and properties of all the compounds known to date in the phase diagram La</span><sub>2</sub>O<sub>3</sub>–MoO<sub>3</sub> are reviewed. Special attention is given to the most studied oxide-ion conductor La<sub>2</sub>Mo<sub>2</sub>O<sub>9</sub>, and to fluorite-type La<sub>6-x</sub>MoO<sub>12-3x/2</sub> phases with in-depth analysis of crystallographic interrelation and evolution as a function of the Mo:La ratio. Structural relationships between these fluorites and non-stoechiometric scheelite-type La<sub>6</sub>Mo<sub>8</sub>O<sub>33</sub> and La<sub>2</sub>Mo<sub>3</sub>O<sub>12</sub><span><span> are also analyzed. The crystal chemical peculiarities of all these phases are reported, together with their chemical and physical characteristics, as well as possible application fields. Aside ionic conduction, catalysis, luminescence and giant electrostriction are some of the many properties displayed by </span>lanthanum<span> molybdates. Fostered by their uncovering, the renewed interest in this phase diagram led to the recent identification of a few additional, more structurally isolated phases, with higher Mo amount. Their structures are also presented, even though their properties have not yet been fully explored. The richness of the explored system, both in terms of existing structural characteristics and properties, makes it an exciting area to dig and unveil. As far as atomic distribution and oxide-ion conduction are concerned, both global trends and singular features are depicted, which might promote insightful investigations about the specificity or universality of the surveyed behaviours.</span></span></p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"69 ","pages":"Article 100382"},"PeriodicalIF":12.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1677297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Recent advances and prospects of metal oxynitrides for supercapacitor","authors":"Anit Joseph, Tiju Thomas","doi":"10.1016/j.progsolidstchem.2022.100381","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100381","url":null,"abstract":"<div><p><span><span><span>There has been a search for new supercapacitor materials that offer superior storage qualities during the past ten years, owing to the needs of the electrochemical energy storage sector. </span>Supercapacitors, which have a higher power density than batteries but a lower </span>energy density<span>, are among the most promising energy storage technologies. Creating innovative materials that increase energy storage efficiency is essential to fulfilling the world's growing energy needs. Recent research has centred on the application of various electrode materials in supercapacitors. This review discusses the parameters of an efficient supercapacitor and the usage of metal oxynitrides as electrode materials. Due to their high cyclability (up to 10</span></span><sup>5</sup><span> cycles), strong intrinsic conductivity (30000–35000 S cm</span><sup>−1</sup><span><span><span>), good wettability, </span>corrosion resistance, and chemical inertness, metal oxynitrides are considered prospective candidates for electrochemical energy storage. This review elaborates on the recent advances in transition metal oxynitrides and compares the properties of transition metal oxynitrides with post-transition and non-transition metal oxynitrides in supercapacitor applications. We envision future paths for this category of </span>energy storage materials in light of this critical study.</span></p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"68 ","pages":"Article 100381"},"PeriodicalIF":12.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1677300","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Current challenges and developments of inorganic/organic materials for the abatement of toxic nitrogen oxides (NOx) – A critical review","authors":"Tamanna Harihar Panigrahi , Satya Ranjan Sahoo , Gajiram Murmu , Dipak Maity , Sumit Saha","doi":"10.1016/j.progsolidstchem.2022.100380","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100380","url":null,"abstract":"<div><p><span>Nitrogen oxides<span> (NOx) are toxic gases produced from various anthropogenic and natural sources. It causes acid rain, ozone depletion, photochemical smog, corrosion of buildings, and various health hazards. The removal of these toxic gases is vital to safeguard the health of living organisms and the air quality on the earth. These can be done by complying with government regulations and using efficient gas capture techniques in industries. However, the challenge remains in arresting these toxic gases with high efficiency, selectivity, and sustainability using low-cost materials. The present review summarizes the recent advances in the detention and diminution of NOx (NO</span></span><sub>2</sub><span>, NO, and N</span><sub>2</sub>O) by inorganic and organic materials. We have discussed different processes for capturing nitrogen dioxides (NO<sub>2</sub><span><span>) using various materials namely metal-organic framework, activated carbon, functionalized metal oxides, transition metals, and </span>zeolites<span>. Moreover, a variety of materials such as ionic liquid<span>, deep eutectic liquid, and selective catalytic reduction-based materials, including metal oxides and zeolites, are described for the abatement of nitric oxides (NO). Finally, the methods of capturing nitrous oxides (N</span></span></span><sub>2</sub>O) are deliberated, including direct and photocatalytic decomposition, followed by various adsorbent materials. Overall, different materials/methods and mechanisms for NOx detention and/or abatement are well presented and their efficiency is compared in this review. The present article also showcases all the examples of recently developed high-performance materials for efficient NOx capturing/abating.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"68 ","pages":"Article 100380"},"PeriodicalIF":12.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1527683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Elizabeth Sobalvarro Converse , Gabriella King , Jun Li , M.A. Subramanian
{"title":"Bond valence sum analysis of pyrochlore oxides including the novel dielectric Te6+ pyrochlores: ABiMTeO7-y (A = Cd, Ca; M = Cr, Ga, Sc, In, Fe)","authors":"Elizabeth Sobalvarro Converse , Gabriella King , Jun Li , M.A. Subramanian","doi":"10.1016/j.progsolidstchem.2022.100378","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100378","url":null,"abstract":"<div><p><span>Bond valence sum analysis is a powerful tool used in evaluating and validating crystal structures; especially when those structures are complex in nature. The pyrochlore structure type is versatile in not only the unique bonding that it exhibits, but also in the properties that results from the structure. This paper aims to center the discussion of evaluating the pyrochlore structure using the bond valence sum method. In this study, novel quaternary pyrochlores with a general stoichiometry of </span><em>A</em>Bi<em>M</em>TeO<sub>7</sub> (<em>A</em> = Cd, Ca; <em>M</em><span> = Cr, Ga, Sc, In, Fe) were synthesized and characterized for their structural, magnetic, and dielectric properties. Two representative compounds within this series of pyrochlores, BiCaFeTeO</span><sub>7</sub> and BiCdFeTeO<sub>7</sub><span>, were structurally characterized utilizing a combination of high-resolution synchrotron X-ray diffraction and neutron diffraction revealing oxygen deficient pyrochlore systems which were off from the expected stoichiometry with respect to the </span><em>M</em> site. The <em>A</em> site of both pyrochlores were found to be moved off-center from the expected 16<em>d</em> site to the 96<em>h</em><span> displaced position at a magnitude of 0.25 Å and 0.22 Å for the Bi/Ca and Bi/Cd systems, respectively. These structures were evaluated using the bond valence sum method and compared with trends in the literature. The properties are also reported for the Bi/Ca system for the first time, showing relatively high dielectric constants with a low dielectric loss which are primarily independent of frequency and temperature. The magnetic measurements for the Bi/Ca system for the magnetic substitutions reveal a paramagnet and antiferromagnetic properties for the Fe and Cr analogs, respectively. The novel BiCa</span><em>M</em>TeO<sub>7</sub> quaternary pyrochlore system shows great promise as an emerging dielectric material.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"68 ","pages":"Article 100378"},"PeriodicalIF":12.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1811649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Zhiwei Wang , Yuqian Wang , M.A. Subramanian , Peng Jiang
{"title":"Structure and functional properties of oxides in the BaO–Al2O3 system: Phosphors, pigments and catalysts","authors":"Zhiwei Wang , Yuqian Wang , M.A. Subramanian , Peng Jiang","doi":"10.1016/j.progsolidstchem.2022.100379","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100379","url":null,"abstract":"<div><p>Oxides such as BaAl<sub>12</sub>O<sub>19</sub> and BaAl<sub>2</sub>O<sub>4</sub> in the BaO–Al<sub>2</sub>O<sub>3</sub><span> system demonstrate potential for optical applications due to the abundant tetrahedral and octahedral sites in their structures, as well as their high thermal stability, good chemical stability, high surface area and strong light absorption<span><span> capacity. Rare earth element doping or transition </span>metal ion doping in oxides in the BaO–Al</span></span><sub>2</sub>O<sub>3</sub> system contributes to promising photoluminescent, visible color and catalytic properties. In this review, the structures of BaAl<sub>12</sub>O<sub>19</sub>, BaAl<sub>2</sub>O<sub>4</sub>, Ba<sub>3</sub>Al<sub>2</sub>O<sub>6</sub>, Ba<sub>4</sub>Al<sub>2</sub>O<sub>7</sub>, and Ba<sub>7</sub>Al<sub>2</sub>O<sub>10</sub> in the BaO–Al<sub>2</sub>O<sub>3</sub> system are introduced. Their applications in phosphors, pigments and catalysts are also summarized herein.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"68 ","pages":"Article 100379"},"PeriodicalIF":12.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1811650","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Karim Khan , Ayesha Khan Tareen , Muhammad Iqbal , Ye Zhang , Asif Mahmood , Nasir Mahmood , Jinde Yin , Rabia Khatoon , Han Zhang
{"title":"Recent advance in MXenes: New horizons in electrocatalysis and environmental remediation technologies","authors":"Karim Khan , Ayesha Khan Tareen , Muhammad Iqbal , Ye Zhang , Asif Mahmood , Nasir Mahmood , Jinde Yin , Rabia Khatoon , Han Zhang","doi":"10.1016/j.progsolidstchem.2022.100370","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100370","url":null,"abstract":"<div><p><span>A strong electrocatalytic activity of the MXenes nanomaterials<span><span><span> (NMs) has gained a lot of concentration as cutting edge materials in a variety of electrocatalytic devices in a broad range of industrial uses. In recent years, the production and utilization of the MXenes NMs as an electrocatalysts<span> has progressed, with more than 50 distinct variants found and used. We reviewed and discussed in this article the latest detail progress in the synthesis, selected properties and potential applications of the MXenes as an electrocatalysts for the hydrogen evolution reaction (HER), </span></span>oxygen evolution reaction (OER), overall water splitting, </span>oxygen reduction reaction (ORR), nitrogen reduction reaction (N</span></span><sub>2</sub>RR), CO<sub>2</sub> reduction reaction (CO<sub>2</sub>RR) etc. We will also discuss the numerous approaches for increasing MXenes electrocatalytic activity for target products. At the end, we will also talk about the present obstacles and future suggestions for the MXenes as HER, ORR, OER, NO<sub>2</sub>RR and CO<sub>2</sub>RR electrocatalysts.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"68 ","pages":"Article 100370"},"PeriodicalIF":12.0,"publicationDate":"2022-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1886947","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A review on recent developments in structural modification of TiO2 for food packaging applications","authors":"Piyumi Kodithuwakku , Dilushan R. Jayasundara , Imalka Munaweera , Randika Jayasinghe , Tharanga Thoradeniya , Manjula Weerasekera , Pulickel M. Ajayan , Nilwala Kottegoda","doi":"10.1016/j.progsolidstchem.2022.100369","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100369","url":null,"abstract":"<div><p><span><span>Structural modification of titanium dioxide has offered a novel template to develop advanced functional materials which demonstrate visible light </span>photocatalytic activity. There had been many attempts to modify the band gap of TiO</span><sub>2</sub> in order to realize its potential as an antimicrobial material in food coatings and packaging. This review gathers most recent advancements of developing TiO<sub>2</sub><span><span> based functional nanohybrids which include doping with metals, non-metals, co-doping, and development of hybrids with 2-D </span>nanomaterials. In particular, nanohybrids prepared with of TiO</span><sub>2</sub> with graphene incorporation has opened up a novel platform to reduce the band gap while minimizing the inherent drawback of electron pair recombination in TiO<sub>2</sub>. In this review, critical analysis of the recent literature on the mechanisms involved in structural modifications are discussed broadly and the electronic and functional properties of resulting materials are presented with a greater scientific depth. In addition, the available structural modification techniques have been compared with a particular emphasis on food preservation and post-harvest loss mitigation applications. More importantly, an outlook on the industrial applications, future directions and challenges have been suggested and discussed.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"67 ","pages":"Article 100369"},"PeriodicalIF":12.0,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1811652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Research progress on Dy-activated crystals to realize yellow emission in one step via commercial blue LD pumping","authors":"Yunyun Liu , Chaoyang Tu","doi":"10.1016/j.progsolidstchem.2022.100368","DOIUrl":"https://doi.org/10.1016/j.progsolidstchem.2022.100368","url":null,"abstract":"<div><p>As is well known, Dy-doped crystals are capable of exhibiting yellow emission in the range of 570–590 nm. Owing to their potential use in the fields of biomedical instruments, optical storage, precision measurements, illumination displays, Bose–Einstein condensation, etc., Dy-activated yellow luminescent crystals have attracted considerable attention. In recent years, due to the widespread use of light-emitting diodes, considerable progress has been made on InGaN/GaN-based blue laser diodes (LDs), which provide a new approach for rare-earth-ion-activated crystals to obtain yellow lasers in one step. This has become a hot topic in the scientific and technological research communities and has prompted the development of research on yellow lasers. Based on Dy-doped crystals, we first summarize the research results and progress that has been made to achieve yellow emission in one step using the blue LD pumping technology. Besides, the prospect of obtaining yellow emission from Dy-activated crystals is also presented. Finally, this review aims to help researchers to further develop Dy-activated crystals with yellow emission under the excitation of blue LDs.</p></div>","PeriodicalId":415,"journal":{"name":"Progress in Solid State Chemistry","volume":"67 ","pages":"Article 100368"},"PeriodicalIF":12.0,"publicationDate":"2022-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"1527684","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}