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Delhi becomes world's most polluted city, overtakes Pakistan's Lahore, AQI recorded at...

At 9 am on Wednesday, the air quality was 'very poor' with a reading of 366 which later rose to 418.




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Synthesis of 10B-enriched 2,1-borazaronaphthalenes from o-aminostyrenes and 10BF3

Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO00176A, Research Article
Weihua Qiu, Jide Zhu, Rencai Tao, Kai Yang, Qiuling Song
Herein we present a practical approach for preparing 10B-enriched 2,1-borazaronaphthalenes from o-aminostyrenes and 10BF3 (the primary source of boron-10) in the presence of chlorosilane.
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Stereodivergent synthesis of chiral spiropyrazolones through Pd-catalyzed asymmetric sequential hydroalkylation of 1,3-enynes: unusual solvent effects on the enantioselectivity

Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO00358F, Research Article
Shan Wang, Long Li, Yifei Zheng, Luqing Li, Yingcheng Wang, Fangzhi Peng, Zhihui Shao
Chiral spiropyrazolones were constructed through Pd-catalyzed asymmetric sequential hydroalkylation of 1,3-enynes. Four stereoisomers could be obtained through substrate control and chiral ligand control.
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Three-component Friedel–Crafts-type difunctionalization of ynamides with (hetero)arenes and iodine(III) electrophile

Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO00489B, Research Article
Open Access
Jun Kikuchi, Toya Nagata, Shingo Ito, Naohiko Yoshikai
A three-component Friedel–Crafts type difunctionalization of ynamides with an iodine(III) electrophile and electron-rich (hetero)arenes has been developed, enabling regio- and stereoselective synthesis of densely functionalized enamides.
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Sulfamide instead of urea in Biginelli reaction: from black box to reality

Org. Chem. Front., 2024, 11,2155-2160
DOI: 10.1039/D3QO01926H, Research Article
Alexander Yu. Lyapunov, Andriy V. Tarnovskiy, Sergey Yu. Boron, Eduard B. Rusanov, Galyna P. Grabchuk, Dmytro M. Volochnyuk, Serhiy V. Ryabukhin
The scope and limitations of the classical Biginelli reaction have been expanded to principally novel substrates: sulfamide and its monosubstituted analogues.
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Synthesis of enantiopure 1,2,3-triazolylidene-type mesoionic carbene (MIC) conjugate acids featuring a rigid bicyclic scaffold

Org. Chem. Front., 2024, 11,2178-2181
DOI: 10.1039/D4QO00269E, Research Article
Vojtěch Dočekal, Mohand Melaimi, Simona Petrželová, Jan Veselý, Xiaoyu Yan, Guy Bertrand
Chiral NHCs have found numerous applications as ligands for transition metals and in their own right for asymmetric catalysis. We report a synthetic route from L-malic acid to enantiopure 1,2,3-triazoliums with the chiral center in a fused ring.
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Origin of site-selectivity of hydrogen atom transfer in carbohydrate C–H alkylations via photoredox catalysis

Org. Chem. Front., 2024, 11,2269-2276
DOI: 10.1039/D4QO00073K, Research Article
Yujie Ji, Lingfei Hu, Han Gao, Yan-Bo Wu, Xiangying Lv, Gang Lu
Two major factors, i.e., C–H σ orbital energy and C–H BDE, account for the HAT site-selectivity of carbohydrates with the quinuclidine radical cation.
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NBN/BNB-doped phenalenyl homo- and heterodyads: structural uniformity but optoelectronic diversity

Org. Chem. Front., 2024, Advance Article
DOI: 10.1039/D4QO00468J, Research Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Alexander S. Scholz, Thomas Froitzheim, Michael Bolte, Hans-Wolfram Lerner, Jan-M. Mewes, Matthias Wagner
Phenylene-bridged homo- and heterodyads of NBN- and BNB-phenalenyls were synthesized. The heterodyads show ambipolar redox character and aggregation-induced emission in the solid state.
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Cambodia to deploy over 16,000 security forces for water festival this week




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Africa's policymakers, educators seek ways to end learning poverty on continent




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Coast Guard Chief S Paramesh calls on India's High Commissioner to Sri Lanka, discusses maritime security




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India, Russia discuss economic cooperation, facilitating mobility of talent and skills




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Gujarat: Consumers can lodge electricity-related complaints online at any time




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Crystal reconstruction and defect healing enabled high-quality Sb2Se3 films for solar cell applications

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00734D, Paper
Qi Zhao, Bo Che, Haolin Wang, Xiaoqi Peng, Junjie Yang, Rongfeng Tang, Changfei Zhu, Tao Chen
A post-sulfurization technique has been developed to refine Sb2Se3 crystallization. This process enables high-quality Sb2Se3 with a smooth surface, large compact crystal grains and benign [hkl] growth orientation. It also mitigates the device VOC deficit, owing to the healed deep level defects.
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Symmetry-induced Modulation of Proton Conductivity in Y-doped Ba(Zr,Ce)O3: Insights from Raman Spectroscopy

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D4TA00415A, Paper
Yiming Yang, Jiachen Lu, Xinyu Zhang, Yanuo Shi, Peng Du, Xiao Ling, Nan Yang, Qianli Chen
Y-doped Ba(Zr,Ce)O3 (BZCY) proton conducting ceramics have attracted extensive attention for their promising applications as electrolytes for intermediate-temperature proton ceramic electrochemical cells. The proton conductivity of BZCY is governed by...
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Enhanced catalytic activity and stability of SOFC electrodes through plasma-driven surface modification

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D3TA06111F, Paper
Open Access
Hyunduck Shin, Jongsu Seo, SungHyun Jeon, Seung Jin Jeong, Jinwook Kim, Siwon Lee, Jeong Jin Lee, WooChul Jung
Plasma-induced surface amorphization prevents Sr phase separation, boosting the catalytic activity and stability of SOFC cathode. This finding expands the application of amorphous features to practical electrodes, previously limited to model studies.
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Structure–property–performance relationship of vanadium- and manganese-based metal–organic frameworks and their derivatives for energy storage and conversion applications

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00736K, Review Article
Reza Abazari, Soheila Sanati, Ashok Kumar Nanjundan, Qiyou Wang, Deepak P. Dubal, Min Liu
The current review discusses on vanadium- and manganese-based metal–organic frameworks and their derivatives for energy storage and conversion applications along with the potential future advancements in these fields.
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Dioxygen atom co-doping g-C3N4 for boosted photoreduction activity of CO2 and mechanistic investigation

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00156G, Paper
Zhang Jiang, Mingnv Guo, Zhongqing Yang, Ruiming Fang, Ziqi Wang, Jingyu Ran
Visible-light photocatalytic reduction of carbon dioxide with the help of photocatalysts has become an important means to mitigate the greenhouse effect.
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Enhanced photocatalytic activity in Mn-doped multiferroic BiFeO3

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00886C, Paper
Jafar Hussain Shah, Zhi Huaqian, Rashid Mehmood, Ali Imran Channa, Jamal Kazmi, Liang Zhang, Federico Rosei, Zhiming Wang
Mn doping in ferroelectric BiFeO3 enhanced photocatalytic activity through the synergistic effect of the enhanced band bending on the surface as a result of internal screening of polarization bound charges and formation of inter-band energy levels while shifting the energy bands closer together.
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Reduction on Specific Lattice Planes for Metal-organic Frameworks/Poly-pyrrole Composites with Dilated Porosity

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D4TA00766B, Paper
Wenxiu He, Xu Zhai, Zhipeng Qiao, Huan Chen, Weiliang Tian, Yu Fu, Junyi Chen
Owing to the microporosity, metal-organic frameworks (MOFs) have attracted great attention in various applications, whereas their potential in mass transfer and diffusion of larger molecules have been limited. To break...
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Achieving giant energy density/efficiency in light-metal-element-rich relaxor ferroelectric ceramic by annihilating the volatile Schottky defects

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D4TA00867G, Paper
Kunjie Lou, Yizheng Bao, Jun Chai, Jiyue Wu, Yanshuang Hao, Shaozheng Zhang, Genshui Wang
With the rapid growth of energy storage capacitors in advanced power systems, the pursuit of lightweight is gradually important despite the urgent need for device miniaturization. To reduce the weight...
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Boosting the electrocatalytic activity of single atom iron catalysts through sulfur-doping engineering for liquid and flexible rechargeable Zn–air batteries

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00524D, Paper
Tianfang Yang, Bingcheng Ge, XuPo Liu, Zunjie Zhang, Ye Chen, Yang Liu
A practical strategy is reported to design single-Fe atom decorated S/N-doped C (Fe SAs@S/N–C) catalysts with a high Fe loading of 5.45 wt%. The prepared catalysts exhibit excellent performances for liquid and all-solid-state Zn–air batteries.
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Regulating the local microenvironment on porous Cu nanosheets for enhancing electrocatalytic CO2 reduction selectivity to ethylene

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA01198H, Paper
Dan Wang, Qingqing Song, Kaibin Li, Yuwei Zhou, Junjun Mao, Chenchen Zhang, Yang Lou, Chengsi Pan, Jiawei Zhang, Yongfa Zhu, Ying Zhang
Local microenvironments of the ECO2RR play an important role in tuning the adsorption energy of crucial intermediates, which helps enhance ECO2RR selectivity.
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A high-current initiated formation strategy for improved cycling stability of anode-free lithium metal batteries

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA01043D, Paper
Kangning Cai, Mengtian Zhang, Geng Zhong, Guohuang Kang, Jie Biao, Chuang Li, Yanru Liu, Guangmin Zhou, Feiyu Kang, Yidan Cao
Anode-free lithium metal batteries (AFLMBs) are considered as one of the most promising candidates for next-generation high-energy-density rechargeable lithium batteries. An efficient high-current initiated formation strategy is developed for AFLMBs.
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Tuning the ion conductivity of Zr-based metal organic framework ionogels by linker functionalization

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D3TA06986A, Paper
Open Access
Antonija Ferbezar, Roman Zettl, Katharina Hogrefe, Harald Fitzek, Bernhard Gadermaier, Martin Wilkening, Ilie Hanzu
Solid-state ion conductors have improved significantly in the past decade. Envisioned applications range from metal anode batteries and fuel cells to sensors and medical technologies. The choice of solid electrolytes...
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Configuration-entropy effects on BiFeO3–BaTiO3 relaxor ferroelectric ceramics for high-density energy storage

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA00921E, Paper
Open Access
Rhys Montecillo, Cheng-Sao Chen, Kuei-Chih Feng, R. R. Chien, Pin-Yi Chen, Chi-Shun Tu
A high-configuration entropy results in the formation of grain boundaries and nanoclusters, which act as barriers for enhancing breakdown strength and energy-storage capability.
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Insights into the Enhanced Cycling Stability of Cobalt-Free Single-Crystal Layered Oxide Cathodes at Elevated Voltage

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D4TA02135E, Paper
Tiancheng Liu, Ke Fan, Changsheng Chen, Mingxia Dong, Yanping Zhu, Gao Chen, Jiangtong Li, Zezhou Lin, Liuqing Li, Ye Zhu, Huangxu Li, Haitao Huang
Co-free single-crystal cathodes Li(NixMn1-x)O2 have been proposed as promising candidates due to remarkable thermal stability and low cost. Unfortunately, insufficient in-depth understanding on the failure mechanisms hinders the development of...
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Constructing vacancy-rich metal phosphates by the spatial effect of ionic oligomers for enhanced OER activity

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA01706D, Paper
Yida Zhao, Xinyu He, Xiaoming Ma, Zhengxi Guo, Menghui Qi, Zhaoming Liu, Ruikang Tang
By rationally selecting ionic oligomers as building blocks, sub-nano-sized gaps can be constructed in the solid structure of catalysts. This can overcome the inherent limitations associated with vacancy formation of the traditional nucleation pathway.
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S-doped TiN supported N, P, S-tridoped TiO2 with hetero-phase junctions for fuel cell startup/shutdown durability

J. Mater. Chem. A, 2024, Advance Article
DOI: 10.1039/D4TA01475H, Paper
Mitsuharu Chisaka, Jubair A. Shamim, Wei-Lun Hsu, Hirofumi Daiguji
A platinum group metal-free S-doped TiN-supported N, P, S-tridoped TiO2 catalyst with anatase/rutile TiO2 hetero-phase junctions is revealed to display a high durability against fuel cell startup/shutdown cycles not to lose its anion dopants.
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Insight into piezoelectricity modulation mechanism of ZnO doped with Y ions

J. Mater. Chem. A, 2024, Accepted Manuscript
DOI: 10.1039/D4TA01317D, Paper
Zihan Wang, Yue Sun, Shenglong Wang, Da Xiong, Guo Tian, Longchao Huang, Boling Lan, Long Jin, Weiqing Yang, Weili Deng
ZnO is a performance-rich material due to its unique coupling of piezoelectricity and semiconductor properties. However, the intrinsic piezoelectric screening effect of ZnO weakens the electromechanical conversion efficiency and greatly...
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Plasticity tunable artificial synapses based on organic electrochemical transistors with aqueous electrolytes

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC03569K, Paper
Ruhua Wu, Miao Xie, Yuhua Cheng, Dan Zhao, Liang-Wen Feng, Jianhua Chen, Wei Huang
By regulating ion transporting kinetics and ion diffusion distances in organic mixed ionic–electronic conductor channels, highly tunable short- and long-term plasticity are obtained in vOECTs with aqueous electrolytes.
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Superconductivity above 30 K due to the introduction of oxygen element in CaFeAsF

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC03994G, Paper
Yixin Liu, Teng Wang, Zulei Xu, Da Jiang, Yi Zhao, Yanpeng Qi, Xiaoni Wang, Ming Yang, Mao Ye, Wei Peng, Gang Mu
Exploring new unconventional superconductors is of great value for both fundamental research and practical applications. It is a long-term challenge to develop and study more hole-doped superconductors in 1111 system...
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Dopant-free Tert-butyl Zn (II) Phthalocyanines: Impact of Substitution on Photo-Physical Properties in Their Role in Perovskite Solar Cells

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC04013A, Paper
Mahdi Gassara, Jose Garcés-Garcés, Luis Lezama, Javier Ortiz, Fernando Fernandez-Lazaro, Samrana Kazim, Angela Sastre-Santos, Shahzada Ahmad
We synthesized molecular hole-transporting materials (HTMs) featuring a zinc phthalocyanine (ZnPc) central core and modulated the non-perypheral position with different numbers of tert-butyl groups. The synthesized molecules were also integrated...
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Nifty prediction today – November 13, 2024: Bearish. Go short now and on a rise

Nifty 50 November futures can fall to 23,400




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Bank Nifty Prediction today – November 13, 2024: Short when the support is breached

Bank Nifty futures is now testing the support at 51,000




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A cafe in Coimbatore pays an ode to the riding community with a nutritious menu




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Beneficiaries receive ₹22.15 lakh in loans from TAMCO for minority welfare




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Omar seeks compensation from Centre over losses due to Indus Water Treaty

Jammu and Kashmir Chief Minister’s remarks that the IWT hinders J&K’s power capacity spark row; the focus should be the return of power projects from National Hydroelectric Power Corporation, says former Chief Minister Mehbooba Mufti




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Mamata calls for unity of hills and plains; focuses on development in north Bengal

This is her first official visit to Darjeeling in two years; she did not go to the hills even during the 2024 Lok Sabha election campaigns




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Use fog safety devices to ensure punctuality and safety of trains in winters: SCR GM




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Nirmal Municipality junior assistant in ACB net




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US Deputy Secretary of State Kurt Campbell to attend inaugural US India Indian Ocean Dialogue in Delhi

During his visit, on November 13-14, Campbell will also participate in the Critical and Emerging Technologies (iCET) Intersessional to further expand cooperation between the United States and India on technological innovation and production




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LTIMindtree expands footprint in US with new innovation facility




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Guest modulating the photoactivity of a titanium-oxide cage

Chem. Sci., 2024, Advance Article
DOI: 10.1039/D4SC04983G, Edge Article
Open Access
Dexin Wang, Yanshu Liu, Guanyun Zhang, Menghui Chu, Fangfang Gao, Guanjie Chen, Guo Wang, Chen-Ho Tung, Yifeng Wang
Ti-oxide salicylate clusters with novel biloculate cages and exchangeable guests are reported. The guests influence the physiochemical properties and photocatalytic CO2/epoxide cycloaddition activities of the complexes.
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'PM Modi's govt gives highest priority to over 35 mn Indian diaspora', says EAM Jaishankar on website launch for Pravasi Bharatiya Divas




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Providing better healthcare biggest priority: PM Modi ahead of Darbhanga AIIMS inauguration




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Chandigarh's air quality continues to be worse than Punjab, Haryana




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All cases related to loan fraud at Perumbavoor Urban Cooperative Society to be handed over to Crime Branch

Police say 29 cases have been registered. Probe by district joint registrar of Cooperative department finds 26 persons, mostly members of previous director boards, accountable for irregularities to the tune of ₹33.33 crore




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HC modifies the status quo order on maintaining constructions for Tent City in two islands of Lakshadweep




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Cold War-era H-6 bomber enhances China’s ability to strike U.S. bases

The H-6 long-range bomber was used in China’s October war games around Taiwan; it flew close to the U.S. mainland for first time in June