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| Open AccessTwo-dimensional lead halide perovskite lateral homojunctions enabled by phase pinning
Hong et al. report 2D perovskite lateral homojunction consists of ordered and disordered phases, achieved by organic cation doping induced phase pinning, built upon which they develop tuneable optical properties under external stimuli and directional exciton diffusion in the homojunctions.
- Huilong Hong
- , Songhao Guo
- & Yongping Fu
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Article
| Open AccessCarbon dioxide capture and functionalization by bis(N-heterocyclic carbene)-borylene complexes
Bis(N-heterocyclic carbene)-borylene complexes are capable of capturing and functionalizing CO2, but stable single-site-boron-carbon dioxide adducts are rarely reported. Here, the authors report the synthesis of a stable borylene-CO2 complex as well as the functionalization of the captured CO2.
- Jun Fan
- , An-Ping Koh
- & Cheuk-Wai So
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Article
| Open AccessOptically induced charge-transfer in donor-acceptor-substituted p- and m- C2B10H12 carboranes
Icosahedral carboranes have long been considered to be aromatic but the extent of conjugation between these clusters and their substituents is still being debated. Here the authors demonstrate carboranes as conjugated bridges in optical functional chromophores.
- Lin Wu
- , Marco Holzapfel
- & Lei Ji
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Article
| Open AccessSlow magnetic relaxation in a europium(II) complex
This study introduces a Eu(II) single molecule magnet that exhibits slow magnetic relaxation at low temperatures. These results highlight the importance of the lanthanide ion’s crystal field in unlocking the magnet-like properties of Eu(II).
- Dylan Errulat
- , Katie L. M. Harriman
- & Muralee Murugesu
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| Open AccessAggregation induced emission dynamic chiral europium(III) complexes with excellent circularly polarized luminescence and smart sensors
Chiral luminescent materials are of increasing interest in various applications, but achieving a desirable balance of properties can be challenging. Here, the authors report the development of Eu-based complexes with chiral luminescence and aggregation induced emission.
- Yun-Lan Li
- , Hai-Ling Wang
- & Hua-Hong Zou
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Article
| Open AccessExtending carbon chemistry at high-pressure by synthesis of CaC2 and Ca3C7 with deprotonated polyacene- and para-poly(indenoindene)-like nanoribbons
The authors demonstrate that carbides with infinite chains of fused [C6] and [C5] rings are synthesized at deep planetary pressures and temperatures. Hydrolysis of these carbides may lead to polycyclic aromatic hydrocarbons in the Universe.
- Saiana Khandarkhaeva
- , Timofey Fedotenko
- & Leonid Dubrovinsky
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Article
| Open AccessA molecular extraction process for vanadium based on tandem selective complexation and precipitation
Amidst vanadium’s growing demand and environmental concerns in mining, the researchers, using naphthalimidedioxime, crafted a breakthrough method for eco-friendly recovery. Their acid-stable agent and non-toxic complexes offer a promising solution for large-scale vanadium recovery from diverse sources.
- Oluwatomiwa A. Osin
- , Shuo Lin
- & George K. H. Shimizu
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Article
| Open AccessReduction of Li+ within a borate anion
Chemical reduction of alkali cations to their metals is extremely challenging. Here, the authors synthesized a series of redox-active borate anions stabilized by bipyridine ligands which can reduce lithium ions generating elemental lithium metal and borate radicals.
- Haokun Li
- , Jiachen Yao
- & Zhenpin Lu
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Article
| Open AccessStabilization of N6 and N8 anionic units and 2D polynitrogen layers in high-pressure scandium polynitrides
The authors discover high-pressure Sc2N6, Sc2N8, and ScN5 polynitrides, synthesized at high pressure and temperature conditions, featuring a unique nitrogen catenation and previously unknown N66− anions, N86− anions and anionic corrugated 2D-polynitrogen layers.
- Andrey Aslandukov
- , Alena Aslandukova
- & Leonid Dubrovinsky
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Article
| Open AccessGeneral alkyl fluoride functionalization via short-lived carbocation-organozincate ion pairs
Many alkyl fluorides are readily available, but the synthetic applications trail behind the widely accepted utility of other halides. Here, the authors report a practical Csp3-F bond functionalization method that expands the currently restricted synthetic space of unactivated C(sp3)-F bonds, but also uses benzylic, propargylic and acyl fluorides.
- D. Lucas Kane
- , Bryan C. Figula
- & Christian Wolf
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Article
| Open AccessCoordination-induced O-H/N-H bond weakening by a redox non-innocent, aluminum-containing radical
Coordination-induced bond weakening (CIBW) by redox-active metals is used to weaken bonds in water and ammonia to facilitate proton-coupled electron transfer but achieving CIBW using aluminium as abundant metal is challenging. Here, the authors report a system that uses aluminum with a redox non-innocent ligand to achieve CIBW of O-H and N-H bonds.
- Soumen Sinhababu
- , Roushan Prakash Singh
- & Neal P. Mankad
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Article
| Open AccessMelt-quenched carboxylate metal–organic framework glasses
Many MOFs feature carboxylate ligands with strong coordination bonds, hindering thermal melting. Here, authors present a meltable carboxylate MOF designed with a thermodynamically favored component.
- Minhyuk Kim
- , Hwa-Sub Lee
- & Hoi Ri Moon
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Article
| Open AccessDesigning lithium halide solid electrolytes
The pursuit of all-solid-state batteries has motivated advancements in materials design. Here, the authors present a methodology demonstrating that ionic potential effectively captures crucial interactions within halide materials, guiding the design of the new materials with enhanced performance.
- Qidi Wang
- , Yunan Zhou
- & Marnix Wagemaker
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Article
| Open AccessA fast ceramic mixed OH−/H+ ionic conductor for low temperature fuel cells
Low temperature ionic conducting materials such as OH- and H+ ionic conductors are important electrolyte materials. Here the authors report the discovery of fast mixed OH- /H+ conductors in ceramic materials, SrZr0.8Y0.2O3-δ and CaZr0.8Y0.2O3-δ, for potential use as electrolytes in fuel cells.
- Peimiao Zou
- , Dinu Iuga
- & Shanwen Tao
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Article
| Open AccessCatalytic hydrogenation of olefins by a multifunctional molybdenum-sulfur complex
Exploration of molybdenum complexes as homogeneous hydrogenation catalysts has garnered significant attention, but hydrogenation of unactivated olefins under mild conditions are scarce. Here, the authors report the synthesis of a cationic Mo(II) complex, which exhibits intriguing reactivity toward C2H2 and H2 under ambient pressure.
- Minghui Xue
- , Zhiqiang Peng
- & Wenguang Wang
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Article
| Open AccessVibronic effects on the quantum tunnelling of magnetisation in Kramers single-molecule magnets
Quantum tunnelling of the magnetisation limits the performance of single-molecule magnets at low temperatures. Here, the authors combine ab initio and analytical methods to show that spin-phonon coupling subtly influences tunnelling via polaron formation.
- Andrea Mattioni
- , Jakob K. Staab
- & Nicholas F. Chilton
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Article
| Open AccessHelical-caging enables single-emitted large asymmetric full-color circularly polarized luminescence
Circularly polarised luminescence (CPL) is essential for asymmetric synthetic photochemistry. Here, the authors integrate white quantum dots with chiral nematic liquid crystal or liquid crystal polymer to achieve single-emitted tuneable full-colour or white CPL for enantioselective polymerization.
- Yajie Zhou
- , Yaxin Wang
- & Taotao Zhuang
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Article
| Open AccessA stabilization rule for metal carbido cluster bearing μ3-carbido single-atom-ligand encapsulated in carbon cage
Trimetallic carbido clusterfullerenes (CCFs) represent the simplest metal carbido complexes with the ligands being only carbon atoms, but the formation prerequisite is unclear. Herein, the authors report the syntheses of three novel vanadium(V)-based CCFs featuring high vanadium valence state and propose a supplemental Octet Rule
- Runnan Guan
- , Jing Huang
- & Su-Yuan Xie
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Article
| Open AccessColloidal pathways of amorphous calcium carbonate formation lead to distinct water environments and conductivity
The mechanism of calcium carbonate formation has been of interest for decades, but additive-controlled systems are poorly understood. Here the authors show that polycarboxylates facilitate bicarbonate entrapment and thereby inhibit nucleation. Distinct water environments in amorphous calcium carbonate nanoparticles arise from colloidal formation pathways and lead to mineral conductivity.
- Maxim B. Gindele
- , Sanjay Vinod-Kumar
- & Guinevere Mathies
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Article
| Open AccessGiant adiabatic temperature change and its direct measurement of a barocaloric effect in a charge-transfer solid
Cyano-RbMnFeCo shows a large barocaloric effect with reversible adiabatic temperature changes of 74 K (340 MPa) and 85 K (560 MPa). Here, the authors observe temperature change of +44 K (440 MPa), stable after repeating over 100 times.
- Shin-ichi Ohkoshi
- , Kosuke Nakagawa
- & Ryu Hatano
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Article
| Open AccessA hard molecular nanomagnet from confined paramagnetic 3d-4f spins inside a fullerene cage
Shortening the inter-spin distance is an effective way to enhance magnetic coupling. However, it is typically challenging to change the inter-ion distance in most magnetic systems. Here, Huang et al present a strategy for enhancing magnetic interactions, by confining a molecular magnetic system inside a carbon fullerene cage, leading to enhanced magnetic properties.
- Chenli Huang
- , Rong Sun
- & Song Gao
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Article
| Open AccessAlkali metal reduction of alkali metal cations
Here the authors demonstate that counter to expectation provided by the relevant standard reduction potentials, a chloroberyllate, [{SiNDipp}BeClLi]2, reacts with the group 1 elements (M = Na, K, Rb, Cs) to provide the respective heavier alkali metal analogues, [{SiNDipp}BeClM]2.
- Kyle G. Pearce
- , Han-Ying Liu
- & Michael S. Hill
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Article
| Open AccessMetal-organic framework boosts heterogeneous electron donor–acceptor catalysis
Heterogeneous electron donor–acceptor (EDA) catalysis has seen limited progress to date. Here, the authors showcase a significant improvement in EDA interaction by employing a metal-organic framework (MOF) as the donor catalyst, underscoring the potential of MOFs in catalytic processes.
- Jiaxin Lin
- , Jing Ouyang
- & Yangjian Quan
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Article
| Open AccessIn situ observation of a stepwise [2 + 2] photocycloaddition process using fluorescence spectroscopy
Using highly sensitive and selective in situ techniques to investigate the dynamics of intermediates formation is key to better understand reaction mechanisms but investigating the early stages of solid-state reactions or transformations is still challenging. Here the authors use in situ fluorescence spectroscopy to observe the evolution of intermediates during a two-step [2 + 2] photocycloaddition process in a coordination polymer.
- Meng-Fan Wang
- , Yun-Hu Deng
- & Jian-Ping Lang
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Article
| Open AccessA silylene-stabilized ditin(0) complex and its conversion to methylditin cation and distannavinylidene
Due to their intrinsic high reactivity, isolation of tin(0) complexes remains challenging. Here, the authors report the synthesis of a silylene-stabilized ditin(0) complex by reduction of a silylene-supported dibromostannylene and its conversion to methylditin cation and distannavinylidene
- Shaozhi Du
- , Fanshu Cao
- & Zhenbo Mo
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Article
| Open AccessThreefold coordinated germanium in a GeO2 melt
The structure of GeO2 melt has been debated for decades due to several unexplained bands present in the GeO2 melt Raman spectra. Here authors present a promising way to analyse melt structures from Raman spectra and they demonstrate threefold coordinated germanium is formed in the GeO2 melt.
- Songming Wan
- , Shujie Zhang
- & Jinglin You
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Article
| Open AccessSynthetic control of correlated disorder in UiO-66 frameworks
The ability to control defects offers the opportunity to design porous materials with desired properties. Here the authors present a strategy to control the generation and growth of periodic missing cluster vacancies in UiO-66 frameworks and analyze their impact on the physical properties and catalytic activity.
- Sergio Tatay
- , Sonia Martínez-Giménez
- & Carlos Martí-Gastaldo
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Article
| Open AccessAtomically precise ultrasmall copper cluster for room-temperature highly regioselective dehydrogenative coupling
Three-component dehydrogenative coupling reactions represent important and practical methodologies for forging new C–N bonds and C–C bonds but achieving all-in-one dehydrogenative coupling functionalization by a single catalytic system remains a great challenge. Here, the authors develop a rigid flexible-coupled copper using a tridentate N-heterocyclic carbene ligand to achieve dehydrogenative coupling using a single catalyst system.
- Teng Jia
- , Yi-Xin Li
- & Shuang-Quan Zang
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Article
| Open AccessActinide-lanthanide single electron metal-metal bond formed in mixed-valence di-metallofullerenes
Understanding metal-metal bonding involving f-block elements has been challenging. Here, the authors report a series of mixed-valence di-metallofullerenes which feature single electron actinide-lanthanide metal-metal bonds.
- Yingjing Yan
- , Laura Abella
- & Ning Chen
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Article
| Open AccessChallenging an old paradigm by demonstrating transition metal-like chemistry at a neutral nonmetal center
The scope of and knowledge about the chemistry of nonmetal-adducts remains very limited. Here, the authors describe nonmetal adducts of the phosphorus center of terminal phosphinidene complexes using classical C- and N-ligands from metal coordination chemistry.
- David Biskup
- , Gregor Schnakenburg
- & Rainer K. Streubel
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Article
| Open AccessElectroluminescence and hyperphosphorescence from stable blue Ir(III) carbene complexes with suppressed efficiency roll-off
Deep-blue emitters and corresponding light-emitting devices are still in the progress to meet industrial standards. Here, the authors report catalytic interconversion of isomeric iridium(III) complexes and achieve true-blue emission and operational half-lifetime of over 10,000 h for tandem devices.
- Jie Yan
- , Dong-Ying Zhou
- & Yun Chi
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Article
| Open AccessDynamic and transformable Cu12 cluster-based C-H···π-stacked porous supramolecular frameworks
The assembly of cluster-based π-stacked porous supramolecular frameworks presents daunting challenges. Here, the authors report a dynamic and transformable supramolecular framework based on Cu12 cluster and C-H···π-stacking with permanent porosity
- Chengkai Zhang
- , Zhi Wang
- & Di Sun
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Article
| Open AccessPdCu nanoalloy decorated photocatalysts for efficient and selective oxidative coupling of methane in flow reactors
Efficient and stable photocatalytic oxidative coupling of methane to C2 products is revealed by Tang’s group via synergistic effects of a PdCu nanoalloy cocatalyst which achieves high TONPdCu of 12642 and TOFPdCu of 116 h−1 with >100 hour stability.
- Xiyi Li
- , Chao Wang
- & Junwang Tang
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Article
| Open AccessSynthesis of metalla-dual-azulenes with fluoride ion recognition properties
Azulene-based conjugated systems are of great interests due to their unusual structures and photophysical properties but incorporation of a transition metal into azulene skeleton presents remains elusive. Here, the authors describe an efficient [5 + 2] annulation reaction for the rapid construction of a metalla-dual-azulene.
- Hai-Cheng Liu
- , Kaidong Ruan
- & Haiping Xia
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Article
| Open AccessCoupled reaction equilibria enable the light-driven formation of metal-functionalized molecular vanadium oxides
The introduction of metal sites into polyoxometalates is key for tuning their structure and reactivity but the complex mechanisms which govern metal functionalization of polyoxometalates are still poorly understood. Here, the authors report a coupled set of light-dependent and light-independent reaction equilibria controlling the mono- and di- metal-functionalization of a prototype molecular vanadium oxide cluster
- Stefan Repp
- , Moritz Remmers
- & Carsten Streb
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Article
| Open AccessSynthesis and characterization of a formal 21-electron cobaltocene derivative
The synthesis and isolation of d-block metallocenes with more than 18-electron is challenging since metal–carbon bonds become weaker with increasing deviation from the 18-electron configuration. Here the authors report a formal 21-electron cobaltocene derivative by coordination of a two-electron donor to a 19-electron cobaltocene derivative while maintaining the cobalt-carbon bonds.
- Satoshi Takebayashi
- , Jama Ariai
- & Kazunobu Sato
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Article
| Open AccessAnisotropic flexibility and rigidification in a TPE-based Zr-MOFs with scu topology
Metal-organic frameworks (MOFs) with adjustable porosity and tunable functionality have attracted considerable attention, but the directional control of intermolecular and intramolecular motion of TPE-based ligands in the non-interpenetrated flexible MOFs has not yet been studied. Here, the authors report a non-interpenetrated tetraphenylethylene-based MOF with anisotropic flexibility.
- Sha-Sha Meng
- , Ming Xu
- & Zhi-Yuan Gu
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Article
| Open AccessMetallo-sideromycin as a dual functional complex for combating antimicrobial resistance
Here, the authors utilise cefiderocol, a sideromycin, in complex with colloidal bismuth citrate, to demonstrate antimicrobial efficacy against Pseudomonas aeruginosa in vivo.
- Chenyuan Wang
- , Yushan Xia
- & Hongzhe Sun
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Article
| Open AccessSkeletal metalation of lactams through a carbonyl-to-nickel-exchange logic
Classical metalation reactions in organic synthesis typically involve metal-halogen exchange. Here, the authors introduce a metal-carbon exchange strategy that enables the skeletal editing of biologically relevant lactams by a Ni(0) compound.
- Hongyu Zhong
- , Dominic T. Egger
- & Bill Morandi
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Article
| Open AccessMetal-mediated DNA strand displacement and molecular device operations based on base-pair switching of 5-hydroxyuracil nucleobases
The development of dynamic DNA nanodevices, whose configuration and function are regulated by specific chemical inputs, represents a rapidly growing area in molecular science. Herein, the authors report the concept of metal-mediated base-pair switching to induce inter- and intramolecular DNA strand displacement in a metal-responsive manner.
- Yusuke Takezawa
- , Keita Mori
- & Mitsuhiko Shionoya
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Article
| Open AccessDoubly N-confused and ring-contracted [24]hexaphyrin Pd-complexes as stable antiaromatic N-confused expanded porphyrins
In the chemistry of porphyrinoids, expanded porphyrins and N-confused porphyrins (NCP) are two important newcomers but antiaromatic expanded NCPs have not been isolated before. Here, the authors report the synthesis of doubly N-confused and ring-contracted hexaphyrin PdII complexes.
- Fuying Luo
- , Le Liu
- & Jianxin Song
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Article
| Open AccessCe-mediated molecular tailoring on gigantic polyoxometalate {Mo132} into half-closed {Ce11Mo96} for high proton conduction
Polyoxometalates (POMs) are molecular clusters with diverse structures. Here authors present the synthesis of POMs by Ce-mediated molecular tailoring from gigantic {Mo132} into half-closed {Ce11Mo96}, with proton conductivity nearly two orders of magnitude higher than {Mo132}.
- Xue-Xin Li
- , Cai-Hong Li
- & Zhong-Min Su
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Article
| Open AccessUnderstanding catalytic synergy in dinuclear polymerization catalysts for sustainable polymers
Understanding the intermetallic synergy and the structure-performances relationships of catalysts remains challenging. Here, the authors demonstrate a relationship between both the rates, selectivity and the s-block metal acidity in a series of heterodinuclear catalysts based on Co(III) in combination with alkali and alkaline earth metals for three different polymerization reactios.
- Francesca Fiorentini
- , Wilfred T. Diment
- & Charlotte K. Williams
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Article
| Open AccessAccessing five oxidation states of uranium in a retained ligand framework
Understanding and exploiting the redox properties of uranium is of great importance but stabilizing both low and high valent uranium ions in a preserved ligand environment remains challenging. Here, the authors report the synthesis and characterisation of a series of uranium(II–VI) complexes supported by a tripodal tris(amido)arene ligand.
- Chong Deng
- , Jiefeng Liang
- & Wenliang Huang
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Article
| Open AccessUnusual nuclear exchange within a germanium-containing aromatic ring that results in germanium atom transfer
Controlled atomic delivery is a desirable synthetic process. Here a germanium-substituted phenyl anion is shown to act as a germanium atom transfer reagent and demonstrated by the preparation of well-defined molecular germanium species.
- Ryohei Nishino
- , Norihiro Tokitoh
- & Yoshiyuki Mizuhata
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Article
| Open AccessPrecise cooperative sulfur placement leads to semi-crystallinity and selective depolymerisability in CS2/oxetane copolymers
CS2 promises easy access to degradable sulfur-rich polymers, but ring-opening copolymerisation using CS2 is challenging due to low linkage selectivity and small-molecule by-products. Here, the authors report a cooperative Cr(III)/K catalyst which selectively delivers poly(dithiocarbonates) from CS2 and oxetanes.
- Christoph Fornacon-Wood
- , Bhargav R. Manjunatha
- & Alex J. Plajer
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Article
| Open AccessActinide inverse trans influence versus cooperative pushing from below and multi-center bonding
Actinide-ligand bonds with high multiplicities remain poorly understood. Here, the authors investigate covalency in actinide complexes and identify terminal O and N ligands that are triply to quadruply bonded to the actinide, facilitated by electrostatic, steric, and covalent interactions.
- Laura C. Motta
- & Jochen Autschbach
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Article
| Open AccessAtomic stiffness for bulk modulus prediction and high-throughput screening of ultraincompressible crystals
Fast and accurate prediction of bulk moduli for diverse materials is challenging. Here, the authors introduce the concept of atomic stiffness to accelerate bulk modulus prediction and high-throughput screening of ultra-incompressible crystals.
- Ruihua Jin
- , Xiaoang Yuan
- & Enlai Gao
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Article
| Open AccessA squarate-pillared titanium oxide quantum sieve towards practical hydrogen isotope separation
Hydrogen isotope separation is key for developing technologies. Here authors present a squarate-pillared titanium oxide quantum sieve for deuterium separation, displaying impressive separation performance, cost-effective green scalable synthesis, and stability.
- Qingqing Yan
- , Jing Wang
- & Jiangfeng Du