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NanoManufacturing

Michael De Volder, Engineering Department - IfM
 

Si‐CMOS Compatible Synthesis of Wafer‐Scale 1T‐CrTe2 with Step‐Like Magnetic Transition

The study provides a Si-CMOS compatible approach to synthesize 2D wafer-scale 1T-CrTe2 films. Magnetic property measurements reveal that the synthesized 1T-CrTe2 films exhibit room-temperature magnetism, perpendicular magnetic anisotropy, and distinct step-like magnetic transitions. Moreover, the study highlights how unintentional adsorbents or dopants can significantly influence the magnetic behaviors of such 1T-CrTe2 films.


Abstract

2D room-temperature ferromagnet CrTe2 is a promising candidate material for spintronic applications. However, its large-scale and cost-effective synthesis remains a challenge. Here, the fine controllable synthesis of wafer-scale 1T-CrTe2 films is reported on a SiO2/Si substrate using plasma-enhanced chemical vapor deposition at temperatures below 400 °C. Magnetic hysteresis measurements reveal that the synthesized 1T-CrTe2 films exhibit perpendicular magnetic anisotropy along with distinct step-like magnetic transitions. It is found that 1T-CrTe2 is susceptible to oxygen adsorption even in ambient conditions. The theoretical calculations indicate that the oxidation of surface layers is crucial for the absence of out-of-plane easy axis in few-layer CrTe2, while the interlayer antiferromagnetic coupling among the upper surface layers leads to the observed step-like magnetic transitions. The study provides a Si-CMOS compatible approach for the fabrication of magnetic 2D materials and highlights how unintentional adsorbents or dopants can significantly influence the magnetic behaviors of these materials.

Interfacial π‐Electron Cloud Extension and Charge Transfer Between Preferable Single‐Crystalline Conjugated MOFs and Graphene for Ultrafast Pulse Generation

Ultrathin-conjugated MOFs nanosheets with single-crystalline characteristics are prepared by surfactant-assisted solution synthesis strategy. The π–π stacked MOF/graphene van der Waals heterostructure can serve as an excellent saturable absorber to achieve fundamental mode-locking with femtosecond pulse duration and high-order harmonic mode-locking with GHz repetition frequency. This preferable stacking exhibits superior π-conjugated electron cloud extension, charge transfer, and NLO properties.


Abstract

2D conjugated metal-organic frameworks (MOFs) have attracted significant attention in various fields due to their outstanding characteristics. However, due to the strong interlayer π–π stacking interactions, the preparation of high-quality and atomic-scale single-crystalline conjugated MOF structures continues to pose a significant challenge. The investigation of its nonlinear optical (NLO) property and application for ultrafast photonics is still rare. Herein, the ultrathin Cu3(HHTP)2 and Ni3(HHTP)2 (HHTP = 2,3,6,7,10,11-hexahydroxytriphenylene) nanosheets (CuHHTPNs and NiHHTPNs) with single-crystalline characteristic are prepared by surfactant-assisted solution synthesis strategy. Moreover, the π–π stacked CuHHTPNs(NiHHTPNs)/graphene van der Waals heterostructures (CuNsG-VHS and NiNsG-VHS) are achieved by ultrasound-assisted method. According to characterization analyses and theoretical simulations, this preferable stacking ultrathin van der Waals heterostructures exhibits superior π-conjugated electron cloud extension, charge transfer, and NLO properties. Noticeably, the third-order NLO polarizability of CuNsG-VHS keeps in a relatively high level compared with the reported 2D saturable absorber materials in the near-infrared wavelength range. Based on these outstanding properties, CuNsG-VHS can serve as an excellent saturable absorber to achieve fundamental mode-locking with femtosecond pulse duration, and high-order harmonic mode-locking with GHz repetition frequency. These demonstrations provide a valuable strategy for the development of promising conjugated MOFs for ultrafast photonics and advanced optoelectronic devices.

Autonomous, Moisture‐Driven Flexible Electrogenerative Dressing for Enhanced Wound Healing

An autonomous, moisture-driven flexible electrogenerative dressing (AMFED) is developed by integrating a moist-electric generator, an antibacterial hydrogel dressing, and concentric molybdenum electrodes. This self-sustaining dressing provides continuous electrical stimulation and exhibits potent antibacterial activity. In vivo studies demonstrate that AMFED effectively accelerates diabetic wound healing.


Abstract

Electrotherapy has shown considerable potential in treating chronic wounds, but conventional approaches relying on bulky external power supplies and mechanical force are limited in their clinical utility. This study introduces an autonomous, moisture-driven flexible electrogenerative dressing (AMFED) that overcomes these limitations. The AMFED integrates a moist-electric generator (MEG), an antibacterial hydrogel dressing, and concentric molybdenum (Mo) electrodes to provide a self-sustaining electrical supply and potent antibacterial activity against Staphylococcus aureus and Escherichia coli. The MEG harnesses chemical energy from moisture to produce a stable direct current of 0.61 V without external input, delivering this therapeutic electrical stimulation to the wound site through the Mo electrodes. The AMFED facilitates macrophage polarization toward reparative M2 phenotype and regulates inflammatory cytokines. Moreover, in vivo studies suggest that the AMFED group significantly enhances chronic wound healing, with an approximate 41% acceleration compared to the control group. Using a diabetic mouse wound model, the AMFED demonstrates its effectiveness in promoting nerve regulation, epithelial migration, and vasculogenesis. These findings present a novel and efficient platform for accelerating chronic wound healing.

1D Magnetic Topological Inorganic Electrides

A series of 1D stable magnetic inorganic electrides are identified by high throughput screening and experimental synthesis. Furthermore, these 1D inorganic electrides exhibit various applications, including spintronics, topological electronics, low work function, electron emission, and high-performance catalysts for NH3 reductions.


Abstract

Inorganic electrides, which are characterized by the presence of interstitial anionic electrons (IAEs) within distinct geometric cavities, exhibit unique properties and have garnered significant attention in various fields. Nevertheless, inorganic electrides face significant challenges in terms of their stability and magnetic topological states. To address these issues, a combination of high-throughput screening, first-principles calculations, and experimental synthesis is used to identify a series of stable 1D magnetic topological inorganic electrides with diverse properties and applications. Specifically, 17 ferromagnetic (FM) and 19 antiferromagnetic (AFM) 1D inorganic electrides, with different topological bulk and surface states are reported. Moreover, these 1D inorganic electrides exhibit lower work functions (≈3 eV) on the (001) surface, significantly enhancing their applications in ammonia synthesis. Further experimental synthesis and characterization suggested that 1D inorganic electrides exhibit extremely high stability owing to the strong hybridization between IAEs and atoms and the small surface area of IAEs. These findings involve the screening, investigation, preparation, and application of stable 1D magnetic topological inorganic electrides, heralding a new era in the study of 1D inorganic electrides in topological quantum science, spintronics, energy, and the corresponding interdisciplinary areas.

Two Material Properties from One Wavelength‐Orthogonal Photoresin Enabled by a Monochromatic Laser Integrated Stereolithographic Apparatus (Mono LISA)

A single object with dual properties – degradable and non-degradable – is fabricated in a single print simply by switching the printing colors. The advanced multi-material printing is enabled by the combination of a fully wavelength-orthogonal photoresin and a monochromatic tunable laser printer, paving the way for precise multi-material differentiation within a single print.


Abstract

Multi-material printing has experienced critical advances in recent years, yet material property differentiation capabilities remain limited both with regard to the accessible properties – typically hard versus soft – and the achievable magnitude of differentiation. To enhance multi-material printing capabilities, precise photochemical control during 3D printing is essential. Wavelength-differentiation is a particularly intriguing concept yet challenging to implement. Notably, dual-wavelength printing to fabricate hard and soft sections within one object has emerged, where one curing process is insensitive to visible light, while UV irradiation inevitably activates the entire resin, limiting true spatio-temporal control of the material properties. Until now, pathway-independent wavelength-orthogonal printing has not been realized, where each wavelength exclusively triggers only one of two possible reactions, independent of the order in which the wavelengths are applied. Herein, a multi-wavelength printing technique is introduced employing a tunable laser to monochromatically deliver light to the printing platform loaded with a fully wavelength-orthogonal resin. Guided by photochemical action plots, two distinct wavelengths – each highly selective toward a specific photocycloaddtion reaction – are utilized to generate distinct networks within the photoresin. Ultimately, together with the printing technique, this orthogonally addressable photoresin allows fabricating multi-material objects with degradable and non-degradable properties, in a single fabrication step.

Quantum‐Dot‐Electrolyte Light‐Emitting Diodes for Displays

By controlling the injection and transport of charge carriers through a novel quantum-dot-electrolyte emitting layer, quantum-dot-electrolyte light-emitting diodes (QE-LEDs) have been developed, exhibiting a maximum external quantum efficiency of over 20.0% and a lifetime (T95) of 3.74  ×  105 h at 100 cd m−2. Besides, the first active-matrix QE-LED display with stable emissions (>17.6 years at T95@100 cd m−2) has been fabricated.


Abstract

Electroluminescence (EL) is essential for modern technologies, such as displays, lighting, and optical communications. To date, some kinds of artificial EL devices have been developed, including organic light-emitting diodes (OLEDs), quantum-dot (QD) LEDs, and light-emitting electrochemical cells. However, issues (e.g., inefficient charge injection, exciton quenching) limit the further EL performance. Here, another promising kind of EL device is reported, which is called QD-electrolyte LED (QE-LED). The key feature of QE-LED is that an ionic liquid is doped into QDs as the electrolyte emitter of multi-layer device architectures. Both theoretical and experimental analyses reveal that an enhanced interface electric field from the in situ formed electrical double layer is leveraged to improve the charge injection and transport. With the introduction of insulating polymers into QD-electrolyte emitters, red QE-LED achieves an external quantum efficiency of 20.5% and a lifetime (T95) over 3.74 × 105 h at the display-related luminance of 100 cd m−2, indicating that the QE-LED is among the best EL devices. Furthermore, an active-matrix QE-LED display is demonstrated with superior stability that overtakes the commercial benchmark. These results offer an avenue to discover unexplored EL devices and provide potential pathways to enhance charge dynamics for EL devices.

Construction of Acceptor‐Multi‐F State Electrolyte to Enable Unprecedented Long‐Life and High‐Capacity Fluoride‐Ion Batteries

The fluoride ion batteries (FIBs) with unprecedented long life and ultrahigh specific capacity are demonstrated through the design of an acceptor-multi-F state electrolyte. This electrolyte design endows FIBs with durable reversible fluorination/defluorination reaction (over 3700 cycles), a high-output voltage of CuF2//Li configuration (with a discharge plateau of 2.9 V), and larger-sized pouch-type CuF2//Sn+SnF2 configuration (with a reversible capacity of 530 mAh g−1).


Abstract

Fluoride ion batteries (FIBs) have garnered significant attention due to their ultrahigh theoretical energy density, dendrite-free safety, and resource abundance. Although some anion acceptors have been proposed to address the insolubility of inorganic fluoride salts, the difficulty in dissociating fluoride ions from acceptors results in short lifespan and extremely low specific capacity of FIBs. Here, a fluoride ion battery is demonstrated with unprecedented long life and ultrahigh specific capacity through the design of an acceptor-multi-F state electrolyte. The high Lewis acidity of triphenylantimony chloride (TSbCl) as a novel anion acceptor in electrolyte facilitates the complete dissociation of CsF, and the resulting TSbCl-F complex can further interact with fluoride ions to form the acceptor-multi-F states. This strategy combines the high dissociation capability for fluoride salts with the minimal thermodynamic barriers for releasing fluoride ions at electrode-electrolyte interface. This electrolyte design endows FIBs with durable reversible fluorination/defluorination reaction (3700 cycles with high coulombic efficiency of 99.5% and small voltage polarization of 30 mV) and ultrahigh reversible capacity (580 mAh g−1 after 40 cycles at 100 mA g−1). The high-output voltage FIBs of CuF2//Li configuration (with discharge plateau of 2.9 V) and larger-sized pouch-type FIBs of CuF2//Sn+SnF2 configuration (with reversible capacity of 530 mAh g−1) are demonstrated.

Electrocatalytic Hydrogenation Boosted by Surface Hydroxyls‐Modulated Hydrogen Migration over Nonreducible Oxides

Hydrogen spillover is considered to play a major role in ubiquitous technologies involving hydrogen. However, its application in Earth-abundant widely-used non-reducible oxides is severely limited by much shorter migration distances of atomic hydrogen compared to those in reducible oxides. This study presents a surface hydroxyl modulation strategy to enhance hydrogen migration over nonreducible oxides, promoting electrocatalytic hydrogenation for water purification.


Abstract

The migration of atomic hydrogen species over heterogeneous catalysts is deemed essential for hydrogenation reactions, a process closely related to the catalyst's functionalities. While surface hydroxyls-assisted hydrogen spillover is well documented on reducible oxide supports, its effect on widely-used nonreducible supports, especially in electrocatalytic reactions with water as the hydrogen source, remains a subject of debate. Herein, a nonreducible oxide-anchored copper single-atom catalyst (Cu1/SiO2) is designed and uncover that the surface hydroxyls on SiO2 can serve as efficient transport channels for hydrogen spillover, thereby enhancing the activated hydrogen coverage on the catalyst and favoring the hydrogenation reaction. Using electrocatalytic dechlorination as a model reaction, the Cu1/SiO2 catalyst delivers hydrodechlorination activity 42 times greater than that of commercial Pd/C. An integrated experimental and theoretical investigation elucidates that surface hydroxyls facilitate the spillover of hydrogen intermediates formed at the Cu sites, boosting the coverage of active hydrogen on the surface of the Cu1/SiO2. This work demonstrates the feasibility of surface hydroxyls acting as transport channels for hydrogen-species to boost hydrogen spillover on nonreducible oxide supports and paves the way for designing advanced selective hydrogenation electrocatalysts.

Welcome to Technology Features

http://feeds.nature.com/nnano/rss/current - Tue, 18/02/2025 - 00:00

Nature Nanotechnology, Published online: 18 February 2025; doi:10.1038/s41565-025-01883-7

How far away are lab-scale nanotechnologies from commercialization? We asked two journalists to investigate.

Molecular-scale CO spillover on a dual-site electrocatalyst enhances methanol production from CO<sub>2</sub> reduction

http://feeds.nature.com/nnano/rss/current - Tue, 18/02/2025 - 00:00

Nature Nanotechnology, Published online: 18 February 2025; doi:10.1038/s41565-025-01866-8

A dual-site electrocatalyst is developed to greatly enhance methanol production from CO2 reduction via a cascade process, taking advantage of molecular-scale CO spillover.

Tandem-controlled lysosomal assembly of nanofibres induces pyroptosis for cancer immunotherapy

http://feeds.nature.com/nnano/rss/current - Tue, 18/02/2025 - 00:00

Nature Nanotechnology, Published online: 18 February 2025; doi:10.1038/s41565-025-01857-9

Controlled synthesis of supramolecular structures within lysosomes holds promise for cancer imaging and treatment. The authors introduce a programmable assembly strategy to generate fluorescent nanofibres in tumour cell lysosomes, enabling targeted tumour accumulation and inducing pyroptosis for precise cancer imaging and immunotherapy.

Mitochondrial Transplantation via Magnetically Responsive Artificial Cells Promotes Intracerebral Hemorrhage Recovery by Supporting Microglia Immunological Homeostasis

A type of magnetically responsive artificial cells (ACs) has been developed, demonstrating the loading of mitochondria and self-enclosure processes to ensure the protection of mitochondrial transport via the bloodstream. The treatment with ACs effectively transplanted mitochondria around the lesion, thereby improving neurological recovery by supporting microglia immunological homeostasis after intracerebral hemorrhage.


Abstract

The immune-inflammatory responses in the brain represent a key therapeutic target to ameliorate brain injury following intracerebral hemorrhage (ICH), where pro-inflammatory microglia and its mitochondrial dysfunction plays a pivotal role. Mitochondrial transplantation is a promising strategy to improve the cellular mitochondrial function and thus modulate their immune properties. However, the transplantation of naked mitochondria into the brain has been constrained by the peripheral clearance and the difficulty in achieving selective access to the brain. Here, a novel strategy for mitochondrial transplantation via intravenous injection of magnetically responsive artificial cells (ACs) are proposed. ACs can protect the loaded mitochondria and selectively accumulate around the lesion under an external magnetic field (EMF). In this study, mitochondria released from ACs can effectively improve microglial mitochondrial function, attenuate their pro-inflammatory attributes, and elevate the proportion of immunosuppressive microglia. In this way, microglia immune homeostasis in the brain is reestablished, and inflammation is attenuated, ultimately promoting functional recovery. This study presents an effective approach to transplant mitochondria into the brain, offering a promising alternative to modulate the immune-inflammatory cascade in the brain following ICH.

Directional Mushroom‐Derived Scaffold for Microenvironment Regulation in Infected Bone Defects

The functionalized acellular mushroom scaffold promotes the healing of infectious bone defects through 1) controlling bacterial infections through Zn2+/curcumin MOFs; 2) rapid cell recruitment induced by its naturally aligned channels; 3) immune regulation and osteogenic differentiation by icariin.


Abstract

Infected bone defects are a common clinical condition, but conventional treatments often fail to achieve the desired outcomes, including addressing antibiotic resistance and preventing nonunion complications. In the presented study, a functionalized decellularized mushroom stem scaffold is developed composed of its naturally aligned channels, Zn2+/curcumin MOFs, hydroxyapatite minerals, and icariin. In vitro, It is found that functionalized acellular mushroom stem scaffold can control bacterial infections through Zn2+/curcumin MOFs. The naturally aligned channels guide bone mesenchymal stem cells (BMSCs) migration, and the components adsorbed on the acellular substrate further promote the migration of BMSCs. Moreover, these functional components further accelerated the polarization of M2 macrophage and osteogenic differentiation of BMSCs. In vivo, the functionalized decellularized mushroom stem scaffold cleared infected bacteria within 3 days, induced extracellular matrix secretion and alignment, and promoted new bone formation to cover defects within 8 weeks. The functionalized decellularized mushroom stem scaffold provides a promising strategy for treating infectious bone defects.

Double Confinement Design to Access Highly Stable Intermetallic Nanoparticles for Fuel Cells

This work depicts a double confinement design to greatly improve the stability of intermetallic nanoparticles while maintaining their high catalytic activity toward proton exchange membrane fuel cells. This synthesis strategy involves the carbon encapsulation and O2-assisted pyrolysis process to fabricate carbon-supported Pt-based intermetallic nanoparticles with carbon and Pt-skin confinement.


Abstract

Maintaining the stability of low Pt catalysts during prolonged operation of proton exchange membrane fuel cells (PEMFCs) remains a substantial challenge. Here, a double confinement design is presented to significantly improve the stability of intermetallic nanoparticles while maintaining their high catalytic activity toward PEMFCs. First, a carbon shell is coated on the surface of nanoparticles to form carbon confinement. Second, O2 is introduced during the annealing process to selectively etch the carbon shell to expose the active surface, and to induce the segregation of surface transition metals to form Pt-skin confinement. Overall, the intermetallic nanoparticles are protected by carbon confinement and Pt-skin confinement to withstand the harsh environment of PEMFCs. Typically, the double confined Pt1Co1 catalyst exhibits an exceptional mass activity of 1.45 A mgPt −1 at 0.9 V in PEMFCs tests, with only a 17.3% decay after 30 000 cycles and no observed structure changes, outperforming most reported PtCo catalysts and DOE 2025 targets. Furthermore, the carbon confinement proportion can be controlled by varying the thickness of the coated carbon shell, and this strategy is also applicable to the synthesis of double-confined Pt1Fe1 and Pt1Cu1 intermetallic nanoparticles.

Electrochemically Driven Optical Dynamics of Reflectin Protein Films

The use of electrochemical correlative ellipsometry and surface plasmon resonance spectroscopy to trigger, control, and observe changes in the optical properties of reflectin protein films is demonstrated. Voltage-regulated charge neutralization allows tunable, reversible, and cyclic control of the water volume fraction in the reflectin film, thereby influencing its optical characteristics.


Abstract

Neuronally triggered phosphorylation drives the dynamic condensation of reflectin proteins, enabling squid to fine tune the colors reflected from specialized skin cells (iridocytes) for camouflage and communication. Reflectin, the primary component of iridocyte lamellae, forms alternating layers of protein and low refractive index extracellular space within membrane-encapsulated structures, acting as a biologically tunable distributed Bragg reflector. In vivo, reflectin condensation induces osmotic dehydration of these lamellae, reducing their thickness and shifting the wavelength of reflected light. Inspired by this natural mechanism, we demonstrate that electrochemical reduction of imidazolium moieties within the protein provides a reversible and tunable method to control the water volume fraction in reflectin thin films, allowing precise, dynamic modulation of the film’s refractive index and thickness — mimicking the squid’s dynamic color adaptation. To unravel the underlying mechanisms, we developed electrochemical correlative ellipsometry and surface plasmon resonance spectroscopy, enabling real-time analysis of optical property changes of reflectin films. This electrochemically driven approach offers unprecedented control over reflectin condensation dynamics. Our findings not only deepen the understanding of biophysical processes governing cephalopod coloration but also pave the way for bio-inspired materials and devices that seamlessly integrate biological principles with synthetic systems to bridge the biotic-abiotic gap.

Multicolor Organic Single‐Crystal Microcavity Light Emitting Diodes With High Color‐Purity and High Brightness

Single crystal microcavity organic light-emitting diodes (SC-MC-OLEDs) with high color purity (FWHM < 10 nm), high brightness (> 106 cd m−2), high efficiency (EQE∼4%), high polarization (> 0.90) and high stability are realized by combining the large size 2D organic single crystals with efficient microcavity effect, unlocking potential for ultra-high-definition displays and AR/VR applications.


Abstract

The development of ultra-high-definition (UHD) displays demands organic light-emitting diodes (OLEDs) with high color purity of all three primary colors for a wide color gamut and high brightness essential for future AR/VR applications. However, the vibronic coupling in organic emitters typically results in broad emissions, with a full width at half maximum (FWHM) exceeding 40–50 nm. Herein, multicolor organic single-crystal microcavity light-emitting diodes (SC-MC-OLEDs) are demonstrated by embedding ultrathin 2D organic single crystals (2D-OSCs) between two silver layers that serve as both electrodes and mirrors. By leveraging the microcavity effect, the resonant output frequencies of SC-MC-OLEDs can be continuously tuned from 448 to 602 nm by adjusting the thickness of 2D-OSCs (i.e., the microcavity length), achieving high color purity with a full width at half maximum (FWHM) of <10 nm. Furthermore, the Purcell effect in SC-MC-OLEDs enhances the radiative rate and improves light-coupling efficiency, resulting in a maximum external quantum efficiency (EQE) of up to 4% and minimal efficiency roll-off. Due to the excellent bipolar transport properties of OSCs, the brightness of SC-MC-OLEDs surpasses 106 cd m−2, along with a degree of linear polarization exceeding 0.9, unlocking new application opportunities.

Rhodamine B‐Derived Low‐Toxicity Full‐Color Carbon Dots with Wide Tunable High‐Stable Liquid‐State Lasers

Full-color carbon dots (FCDs) with emission wavelengths ranging from 434 to 703 nm are synthesized using Rhodamine B (RhB) as the sole precursor. The photoluminescence quantum yields (PLQYs) and gain performance of the FCDs are enhanced due to cross-linked enhanced emission (CEE) effects. Tunable liquid-state laser emissions in green, yellow, red, and NIR regions are achieved with lower laser thresholds compared to RhB, demonstrating superior laser stability. Additionally, these FCDs are validated as excellent laser sources. Furthermore, cytotoxicity tests confirmed that FCDs exhibit significantly lower toxicity and superior staining effects compared to RhB.


Abstract

Carbon dots (CDs) serve as a novel, non-toxic, cost-effective, and highly-stable solution-processable nanolaser material. However, compared to commonly used commercial laser dyes, CDs exhibit lower photoluminescence quantum yields (PLQYs), radiation transition rates, and gain coefficients. Consequently, this leads to higher laser thresholds that significantly impede the expansion of practical applications for CDs. Therefore, enhancing the gain performance of CDs is crucial in guiding the design of CD gain materials and promoting their practical applications. Herein, Rhodamine B (RhB) is employed as a sole precursor for the synthesis of full-color CDs (FCDs) with vibrant blue, green, yellow, red, and NIR (denoted as B-CDs, G-CDs, Y-CDs, R-CDs, and NIR-CDs) fluorescence through cross-linking, polymerization, and carbonization processes. The photoluminescence (PL) spectra ranged from 434 to 703 nm. Notably, the PLQYs and gain performance of FCDs are improved due to cross-linked enhanced emission (CEE) effects. Green, yellow, red, and NIR laser emission is achieved with lower laser thresholds and exhibited superior laser stabilities than RhB. Furthermore, cytotoxicity tests confirm that FCDs possess significantly lower toxicity than RhB. This study not only validates the applicability of CEE in CDs for developing multicolor gain materials but also advances the practical application of miniaturized lasers based on CDs.

Thu 20 Feb 10:30: HPCA, CGO &amp; CC 2025 practice presentations

http://talks.cam.ac.uk/show/rss/5408 - Mon, 17/02/2025 - 15:34
HPCA, CGO & CC 2025 practice presentations

To prepare for the wealth of papers at HPCA , CGO and CC in a couple of weeks’ time, we’re running practice talks for the authors. Please join us for some or all of them based on the schedule below.

1030 Karl Mose MASCOT : Predicting Memory Dependencies and Opportunities for Speculative Memory Bypassing

1050 Mahwish Arif Janitizer: Rethinking Binary Tools for Practical and Comprehensive Security

1110 Peter Zhang Parallaft: Runtime-based CPU Fault Tolerance via Heterogeneous Parallelism

1130 Minli Liao A Deep Technical Review of nZDC Fault Tolerance

10 minute break

1200 Sasha Lopoukhine A Multi-Level Compiler Backend for Accelerated Micro-Kernels Targeting RISC -V ISA Extensions

1220 Mathieu Fehr xDSL: Sidekick Compilation for SSA -Based Compilers

1240 Guoliang He CuAsmRL: optimizing GPU SASS schedules via deep reinforcement learning

Add to your calendar or Include in your list

Wed 19 Feb 11:00: Geometric Deep Learning for Structure-Based Drug Design Teams link available upon request (it is sent out on our mailing list, eng-mlg-rcc [at] lists.cam.ac.uk). Sign up to our mailing list for easier reminders via lists.cam.ac.uk.

http://talks.cam.ac.uk/show/rss/5408 - Mon, 17/02/2025 - 13:50
Geometric Deep Learning for Structure-Based Drug Design

Geometric deep learning is revolutionizing structure-based drug design (SBDD), enabling us to harness the full potential of three-dimensional protein structures for drug development. In this talk, I will present a comprehensive overview of how geometric deep learning approaches advance critical tasks in SBDD , from binding site prediction to linker design. I will examine the latest architectures that can effectively process and learn from 3D structural data and discuss their practical applications in drug discovery pipelines. Looking ahead, I will also highlight some emerging opportunities in this rapidly evolving field.

Teams link available upon request (it is sent out on our mailing list, eng-mlg-rcc [at] lists.cam.ac.uk). Sign up to our mailing list for easier reminders via lists.cam.ac.uk.

Add to your calendar or Include in your list

Ultra-uniform interfacial matrix via high-temperature thermal shock for long-cycle stability cathodes of sodium-ion batteries

http://feeds.rsc.org/rss/ee - Mon, 17/02/2025 - 12:45

Energy Environ. Sci., 2025, Advance Article
DOI: 10.1039/D5EE00217F, PaperZekun Li, Pengfei Huang, Jinfeng Zhang, Zhaoxin Guo, Zhedong Liu, Li Chen, Jingchao Zhang, Jiawei Luo, Xiansen Tao, Zhikai Miao, Haoran Jiang, Chunying Wang, Xinran Ye, Xiaona Wu, Wei-Di Liu, Rui Liu, Yanan Chen, Wenbin Hu
We developed an innovative high-temperature shock (HTS) technique to synthesize uniformly coated materials, resulting in enhanced surface structures, improved cycling stability, and pouch cells retaining over 70% capacity after 700 cycles.
To cite this article before page numbers are assigned, use the DOI form of citation above.
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