rov

Improving the catalytic performance of Co/BaCeO3 catalyst for ammonia synthesis by Y-modification of the perovskite-type support

RSC Adv., 2024, 14,36281-36294
DOI: 10.1039/D4RA06251E, Paper
Open Access
Magdalena Zybert, Hubert Ronduda, Wojciech Patkowski, Andrzej Ostrowski, Kamil Sobczak, Wioletta Raróg-Pilecka
The beneficial effect of Y3+ ions incorporated into BaCeO3 support structure stems from the strengthening of the electron-donating ability, i.e., better charge transfer from the support to the active metal, enhancing N2 dissociation.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

India’s fastest junior quartermiler Sai Sangeetha provisionally suspended

ATHLETICS | Junior international Jeyavindhiya also figures in NADA’s list; sprinter Neha banned for four years




rov

Sports science back-up provided to Indian athletes in Paris Games is unprecedented, says Gagan Narang

Narang said the sports science team, under the leadership of renowned sports injury expert Dr. Dinshaw Pardiwala, is a never-before support for the Indian athletes.




rov

India Open under-23 athletics: Talented athletes eager to prove their worth

The athletes will look to perform well ahead of the Asian and World championships next year.




rov

Iran launches missile barrage at Israel, warns of ‘crushing’ retaliation if provoked

Israeli air defences intercepted many of the missiles, with no reported casualties. Meanwhile, the US pledged military support for Israel, and the UN called for a ceasefire amid concerns over escalating regional conflict 




rov

Tamil Nadu’s mineral exploration projects for gold, rare-earth elements approved

The state has seen an increase in mineral revenue, with plans to explore new deposits through agencies like the Geological Survey of India. 



  • Gold & Silver

rov

Gold purification: Provide small and medium refineries licences, says industry association

Merchants’ association urges Centre to review decision on mandatory hallmarking and HUIC certification for purifying old ornaments



  • Gold & Silver

rov

A highly sensitive ratiometric optical thermometer based on Sr2MgWO6 double perovskite doped with Dy3+ exploiting thermally coupled and uncoupled levels

Dalton Trans., 2024, Accepted Manuscript
DOI: 10.1039/D4DT02940B, Paper
Thi Hong Quan Vu, Bartosz Bondzior, Dagmara Stefanska, Shovan Dan, Przemysław Jacek Dereń
The increasing demand for highly sensitive optical thermometers operating within a wide temperature range necessitates the development of new phosphors. In this work, the potential of temperature sensing performance of...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Optimizing synergistic effects: creating oxygen vacancies in NiCoWO4via a solid-state grinding method for improved energy storage performance

Dalton Trans., 2024, 53,17948-17962
DOI: 10.1039/D4DT02118E, Paper
Anandhavalli Jeevarathinam, Arun Annamalai, Ramya Ravichandran, Kumaresan Annamalai, Sundaravadivel Elumalai
We disclose, for the first time we report the synthesis of an oxygen vacancy-enriched NiCoWO4 electrode by a simple solid state grinding method using NaBH4 as a mild reducing agent without any solvents.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Cooked unapproved layouts




rov

Maha CM asks officials to provide compensation for farm losses due to unseasonal rains




rov

Improved microbial water quality and ozone performance following coagulation: implications for carbon based advanced treatment for potable reuse

Environ. Sci.: Water Res. Technol., 2024, Advance Article
DOI: 10.1039/D4EW00638K, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Christina M. Morrison, Ariel J. Atkinson, Daniel Gerrity, Eric C. Wert
Coagulation/flocculation of secondary effluent with FeCl3 (1) removed MS2 bacteriophage and bacterial endospores up to 2–3 LRVs, (2) removed rapid surrogates at levels correlative with microbial removal, and (3) improved downstream O3 performance.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

CCI publishes detailed order approving merger of RIL, Walt Disney's media assets

As part of seeking the regulator’s approval, the parties have voluntarily agreed that they will not bundle TV ad slots for IPL, ICC and BCCI cricketing rights till the end of existing rights




rov

Jaguar Land Rover opens Open Innovation Hub in India to accelerate electrification, AI and autonomous driving

Jaguar Land Rover’s Open Innovation Hub will bring together industry, government, academia, and other parties




rov

Cabinet approves ₹1,000-crore venture capital fund for space tech firms

The fund will be professionally run and will select approximately 40 firms on the basis of commercialization potential, Union Minister Ashwini Vaishnaw said




rov

On improving wind energy generation | Explained

What is Tamil Nadu’s wind power capacity? What about national wind energy capacity? What does repowering and refurbishing of wind turbines mean? Why are wind energy generators opposing the new policy of the Tamil Nadu government?




rov

World Bank approval for ₹2,365.5-crore KERA project: Agriculture Minister P. Prasad




rov

KSEB proposes special packages for improving distribution in Kasaragod, Idukki, Malappuram

From 2024-25 to 2026-27, board proposes to spend ₹410.94 crore in Malappuram, ₹217.96 crore in Idukki and ₹394.15 crore in Kasaragod under Dyuthi 2.0. KSEB has proposed a capital outlay of ₹13,576.37 crore for the distribution sector for the period up to 2026-27




rov

Kerala LSGD to introduce rating system for improved sanitation levels

New system to ensure better waste management practices in places not coming directly under the control of local bodies




rov

How will volumes improve in GIFT City exchanges?

Once the NSE-SGX clash is resolved, FPI investment through the GIFT IFSC can improve




rov

Data | More than 50% Americans disapprove Joe Biden's work as President

Google search trends indicate that interest in Afghanistan peaked on August 15, the day Kabul fell. Following this, Biden's rating dropped below 50%




rov

Indian service providers signal robust growth in October on strong demand conditions

India’s services PMI rebounds to 58.5 in October, driven by strong output, new business, and job creation, signaling economic growth




rov

Nudged out owing to current controversy: Congress on UPSC chairman resignation

Congress president Mallikarjun Kharge alleged the BJP-RSS is systematically indulging in an institutional takeover of India's constitutional bodies




rov

Budget provides ₹1.48 lakh cr for education, employment, skill: FM




rov

Budget 2024: 15x customs duty hike on lab chemicals provokes outcry from academicians

While the duty hike aims to curb smuggling and misclassification, it threatens to raise costs for research labs and biotech firms




rov

IIMA proves it is gold standard for management studies, bags top spot in NIRF list for 5th consecutive time

Institute has been topping NIRF’s list of best management colleges since 2020




rov

St Aloysius College improves ranking from 80 to 58 in NIRF survey

The institution was recently elevated to the status of a deemed-to-be university by the UGC and the Union Ministry of Education




rov

Improving employability: Cambridge University Press & Assessment equips lakhs with English skills

The Tamil Nadu government’s Naan Mudhalvan Project that enhances employability and skills among youth, serves as a vital context for our collaboration, says CUPA head Peter Phillips




rov

Universe may have resulted out of a ‘Big Bounce’, says Italian physicist Carlo Rovelli

Dr. Rovelli has written several popular-science books. In his latest work, White Holes: Inside the Horizon, he explains the theoretical existence of white holes — the converse of black holes. The latter is believed to be the ultimate graveyard of all matter from which nothing, not even light, can escape. White holes on the other hand may beget a new universe. Though still in the realm of speculation, the math checks out




rov

Revealing degradation mechanisms in 3D/2D perovskite solar cells under photothermal accelerated ageing

Energy Environ. Sci., 2024, 17,8313-8324
DOI: 10.1039/D4EE03869J, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Zijian Peng, Andrej Vincze, Fabian Streller, Vincent M. Le Corre, Kaicheng Zhang, Chaohui Li, Jingjing Tian, Chao Liu, Junsheng Luo, Yicheng Zhao, Andreas Späth, Rainer Fink, Thomas Heumüller, Andres Osvet, Ning Li, Martin Stolterfoht, Larry Lüer, Christoph J. Brabec
Three-dimensional/two-dimensional (3D/2D) heterojunctions in perovskite solar cells exhibit excellent optoelectronic properties and enhanced stability under mild ageing conditions.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

De-templated crystallization in 2D perovskites for enhanced photovoltaic efficiency

Energy Environ. Sci., 2024, 17,8284-8292
DOI: 10.1039/D4EE03272A, Paper
Fang Zeng, Zhenhuang Su, Weiyu Kong, Feng Li, Yuhang Liang, Xingmo Zhang, Tao Wang, Lin Zhang, Yuze Lvtao, Runkai Liu, Xingyu Gao, Jun Huang, Xudong Yang, Rongkun Zheng
A de-templated crystallization strategy using a stable intermediate to promote out-of-plane crystallization of layered 2D perovskites was proposed, in favor of highly efficient and stable perovskite solar cells.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Synergistic enhancement of charge extraction and heat dissipation in inverted perovskite solar cells via n-doped top interlayers

Energy Environ. Sci., 2024, 17,8304-8312
DOI: 10.1039/D4EE02836H, Paper
Sangmi Park, Sang Young Jeong, Jaehoon Kim, Heunjeong Lee, Hye Seung Kim, Young Wook Noh, Ye In Kim, Shinuk Cho, Joon Sang Kang, Han Young Woo, Myoung Hoon Song
n-Doping the fullerene-based interlayer in perovskite solar cells enhances heat dissipation and charge extraction by improving thermal/electrical conductivity, and energy level alignment, which boosts photovoltaic performance and stability.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Efficient 1.77 eV-bandgap perovskite and all-perovskite tandem solar cells enabled by long-alkyl phosphonic acid

Energy Environ. Sci., 2024, 17,8219-8227
DOI: 10.1039/D4EE02483D, Paper
Hongling Guan, Shiqiang Fu, Guojun Zeng, Weiqing Chen, Chen Wang, Hongsen Cui, Dexin Pu, Peng Jia, Weiwei Meng, Guojia Fang, Weijun Ke
Incorporating dodecylphosphonic acid additives into 1.77 eV-bandgap perovskites enabled single-junction solar cells to achieve a PCE of 20.2%. Tandem cells further reached impressive PCEs of 27.41% (two-terminal) and 28.65% (four-terminal).
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Perspectives for sustainability analysis of scalable perovskite photovoltaics

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE03956D, Perspective
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Xueyu Tian, Samuel D. Stranks, Jinsong Huang, Vasilis M. Fthenakis, Yang Yang, Fengqi You
We propose a multi-scale analytics and modeling framework to fill the gap in integrating circular solar economy principles with ecosystem and climate commitments, enabling a holistic sustainability analysis of perovskite PVs.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Stabilizing doped Spiro-OMeTAD by organic molten salt for efficient and stable perovskite solar cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE04310C, Paper
Tengfei Pan, Zhiwei Li, Biyun Ren, Wan Yang, Xueqin Ran, Yajing Li, Yutian Xu, Yue Wang, Deli Li, Yingdong Xia, Xingyu Gao, Lingfeng Chao, Yonghua Chen
Bis(trifluoromethane)sulfonimide (LiTFSI) and 4-tert-butylpyridine (TBP) have been currently suggested to be irreplaceable in classic doped 2,2',7,7'-tetrakis (N,N-di-p-methoxyphenylamine)-9,9'-spirobifluorene (Spiro-OMeTAD) for high-performance perovskite solar cells (PSCs). However, the stability of Spiro-OMeTAD was...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Stress regulation via surface micro-etching and reconstruction for enhancing triple-cation perovskite solar cells with an efficiency of 25.54%

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE04248D, Paper
Yang Ding, Erming Feng, Siyuan Lu, Jianhui Chang, Caoyu Long, Sichao Tong, Hengyue Li, Junliang Yang
A surface micro-etching and reconstruction strategy is developed to regulate the stresses in a perovskite film, achieving a benign transition from tensile stress to compressive stress.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Regulating the Crystallization of Mixed-Halide Perovskites by Cation Alloying for Perovskite-Organic Tandem Solar Cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE03045A, Paper
Mingqian Chen, Yanxun Li, Zixin Zeng, Ming Liu, Tao Du, Xiaofeng Huang, Leyu Bi, Jiarong Wang, Wenlin Jiang, Yidan An, Sai Wing Tsang, Jun Yin, Shengfan Wu, Alex K. Y. Jen
Halide segregation and energy loss pose significant challenges for wide-bandgap perovskite solar cells, impairing their photovoltage and device stability. These issues are often exacerbated by inferior film quality and inhomogeneous...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Metastable interphase induced pre-strain compensation enables efficient and stable perovskite solar cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE03801K, Paper
Hongyu Xu, Yun Xiao, Karim A Elmestekawy, Pietro Caprioglio, Qiuyang Li, Qixuan Zhong, Yongqiang Ji, Tianyu Huang, Haoming Yan, Yingguo Yang, Laura M Herz, Qihuang Gong, Henry Snaith, Rui Zhu, Lichen Zhao
High-efficiency metal halide perovskite solar cells (PSCs) include the rigid substrates with low thermal-expansion coefficients (TECs), resulting in a significant TEC mismatch with the perovskites with high TECs at the...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Interfacial coordination utilizing chelating ligands for operationally stable perovskite solar modules

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE02803A, Paper
Bingkun Tian, Peikun Zhang, Tianjun Liu, Weicun Chu, Yuyang Long, Peng Xu, Ying Jiang, Jinping Zhang, Yajing Tang, Xiangnan Sun, Riming Nie, Xiaoming Zhao, Wanlin Guo, Zhuhua Zhang
Perovskite solar cells (PSCs) feature a higher maximum theoretical efficiency and a lower cost than silicon-based solar cells, while also offering additional advantages of being flexible and transparent. However, the...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Depressing charge recombination in hybrid perovskites by introducing a dynamic electron/energy relay couple towards enhanced photocatalytic hydrogen production

Energy Environ. Sci., 2024, Advance Article
DOI: 10.1039/D4EE03864A, Paper
Jiaqi Liu, Yuxin Xie, Yongxin Jiao, Hefeng Zhang, Junhui Wang, Yuying Gao, Xu Zong
Extraordinary photocatalytic hydrogen evolution is achieved on methylammonium lead iodide perovskites by introducing a dynamic Cu/(CuI2) couple as the electron/energy relay station and the Pt co-catalyst as the charge/energy-releasing promotor.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Decoupling light- and oxygen-induced degradation mechanisms of Sn–Pb perovskites in all perovskite tandem solar cells

Energy Environ. Sci., 2024, 17,8557-8569
DOI: 10.1039/D4EE02427C, Paper
Open Access
Yang Bai, Ruijia Tian, Kexuan Sun, Chang Liu, Xiting Lang, Ming Yang, Yuanyuan Meng, Chuanxiao Xiao, Yaohua Wang, Xiaoyi Lu, Jingnan Wang, Haibin Pan, Zhenhua Song, Shujing Zhou, Ziyi Ge
This study showed PEHCl-CN can enhance the strength of Sn–I, resulting in good light stability. The subsequent doping of MBI resulted in good air stability. This enables the integrated 2T all-perovskite device to achieve an efficiency of 27.9%.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Trimming defective perovskite layer surfaces for high-performance solar cells

Energy Environ. Sci., 2024, 17,8582-8592
DOI: 10.1039/D4EE03585B, Paper
Chanhyeok Kim, Kihoon Kim, Youngmin Kim, Nikolai Tsvetkov, Nam Joong Jeon, Bong Joo Kang, Hanul Min
The defect density on the top surface of the perovskite thin film was significantly higher than that in the bulk. A trimming solvent treatment removed the defective top surface, substantially reducing the defect concentration and strain.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Unraveling the relationship between the phenethylammonium-induced 2D phase on the perovskite surface and inverted wide bandgap perovskite solar cell performance

Energy Environ. Sci., 2024, 17,8658-8669
DOI: 10.1039/D4EE02133A, Paper
Xiaomin Huo, Silvia Mariotti, Yaoyao Li, Ting Guo, Chenfeng Ding, Penghui Ji, Shuai Yuan, Tongtong Li, Ning Meng, Xiaomin Liu, Jiahao Zhang, Ilhem Nadia Rabehi, Yu Zhang, Suling Zhao, Hengyuan Wang, Dandan Song, Luis K. Ono, Zheng Xu, Yabing Qi
We studied the impact of phenethylammonium chloride on PIN-structured wide bandgap perovskite solar cells. Elimination of the 2D phase results in a champion efficiency of 20.61% and a VOC loss of only 410 mV with hysteresis-free J–V curves.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

An energy-efficient tellurium electrode enabled by a Cs2TeI6 perovskite structure for durable aqueous Zn–Te batteries

Energy Environ. Sci., 2024, 17,8633-8642
DOI: 10.1039/D4EE02916J, Paper
Jinye Li, Chengjun Lei, Pengjie Jiang, Chen Xu, Tingting Liu, Xiao Liang
CsI in 2 M ZnSO4 aqueous electrolyte facilitates the formation of Cs2TeI6 perovskite phase for Te electrode, effectively suppressing Te4+ hydrolysis and sustaining fast redox kinetics in multi-electron transfer Zn–Te aqueous batteries.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Water-induced spinodal decomposition of mixed halide perovskite captured by real-time liquid TEM imaging

Energy Environ. Sci., 2024, 17,8745-8755
DOI: 10.1039/D4EE03381G, Paper
Nicolas Folastre, Mohammad Ali Akhavan Kazemi, Kirill Cherednichneko, Arash Jamali, Jean Rousset, Frédéric Sauvage, Arnaud Demortière
Segmented images showing the live degradation of CsMAFA particles in contact with water molecules. The formed particles are CsPb2Br5 and PbI2 resulting from the spinodal decomposition of perovskite before dissolution/recrystallization process.
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Suppressed Surface Lattice Vacancies and Distortion Through Lattice Anchoring for Efficient FAPbI3 Perovskite Quantum Dot Solar Cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE04112G, Paper
Mingxu Zhang, Xinyi Mei, Guoliang Wang, Junming Qiu, Zhimei Sun, Xiaoliang Zhang
Formamidinium lead triiodide perovskite quantum dots (FAPbI3 PQDs) exhibit outstanding optoelectronic characteristics for new-generation solar cells. However, the PQD seriously suffers from surface lattice vacancies and lattice distortion, resulting in...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Surface-deprotonated ultra-small SnO2 quantum dots for high-performance perovskite solar cells

Energy Environ. Sci., 2024, Accepted Manuscript
DOI: 10.1039/D4EE03193H, Paper
Wuchen Xiang, Yiheng Gao, Bobo Yuan, Shuping Xiao, Rui Wu, Yiran Wan, Zhiqiang Liu, Liang Ma, Xiang-Bai Chen, Weijun Ke, Guojia Fang, Pingli Qin
SnO2 electron transport layers (ETLs) have improved perovskite solar cell (PSC) efficiencies but face issues with surface protonation, leading to energy loss and instability. We developed ultra-small (2.5 nm) SnO2...
The content of this RSS Feed (c) The Royal Society of Chemistry




rov

Target fixed to provide education loans for 7,000 students in Salem, says Collector




rov

Kalamassery municipality approves proposal for drafting GIS-based master plan




rov

Tamil Nadu Land Consolidation Act, a law mired in controversy

Land with water bodies needs to be preserved, not subsumed by large projects