By introducing strong and multi-tone microwave driving, the researchers revealed full nonlinear dynamics, enabling programmable comb spacing and bandwidth. The system generated flat-top frequency combs with over 100 modes while reducing optical cavity quality requirements by 8×.
#PKUResearch
Can Earth’s magnetic field reveal dark matter? 🌍
Prof. Shu Jing (Peking University) and collaborators show that ultralight millicharged dark matter could generate a quasistatic magnetic signal in the geomagnetic field.
Published in Physical Review Letters:
doi.org/10.1103/8xqd...
#PKUResearch
A #PKUResearch team used the “cascade activation” approach to revive selenanthrene, a largely overlooked reagent, to enable direct C=C to C≡C transformation under mild conditions.
📖Published in @nature.com:
www.nature.com/articles/s41...
#PekingUniversity #AcademicSky #Stereochemistry #ChemSky
Mantle plume–driven uplift accelerated erosion and carbonate weathering, temporarily creating a powerful carbon sink that may have outpaced volcanic degassing from the CO₂-poor Emeishan basalts.
A new perspective on deep Earth–climate interactions!🤔
#PKUResearch #Geology #Paleoclimate #CarbonCycle
In animal models, loss of CLCC1 triggers giant ER-enclosed lipid droplets, accelerates metabolic liver disease, and disrupts systemic lipid homeostasis — with implications for cardiometabolic disease. 🫀
Published in @nature.com:
doi.org/10.1038/s415...
#PKUResearch #CellBiology
Prof. Pei Jian and Zhang Wenbin's teams at #PekingUniversity uncover how solution-state aggregation influences shear-induced alignment in conjugated polymers.
Published in #AdvancedMaterials:
advanced.onlinelibrary.wiley.com/doi/10.1002/...
#PKUResearch #MaterialsScience #ChemSky
The framework reveals hidden tissue heterogeneity and is a powerful approach to high-resolution analysis in tumor and brain research.
#PKUResearch #PekingUniversity #AcademicSky #SpatialTranscriptomics #Genomics #Bioinformatics #ComputationalBiology @natcellbio.nature.com
🧬What if you could dissect gene activity at near-cellular resolution?
Prof. Xi Ruibin and colleagues at PKU’s School of Mathematical Sciences introduce SpaHDmap, an interpretable multimodal framework for spatial transcriptomics.
www.nature.com/articles/s41...
#PKUResearch @natcellbio.nature.com
The system demonstrated real-time 8K video streaming across 86 channels, achieving a transmission bandwidth more than ten times that of the current 5G standard.
A key step toward next-generation #6G and all-optical networks.
#PekingUniversity #PKUResearch #OpticalCommunications #Telecommunications
#PekingUniversity researchers have developed the world's smallest ferroelectric transistor with ultralow power consumption, offering new insights into progress in the semiconductor industry.
Published in Science Advances:
www.science.org/doi/full/10....
#PKUResearch @science.org
Follow the team’s journey to see how they modeled the problem, trained the system, and pushed the boundaries of sphere packing.
youtu.be/UA2OfJa4H84?...
#PekingUniversity #KissingNumber #PKUResearch #MathSky #AcademicSky #PKUMaths
This work reshapes scalable quantum communication, proving chip-based architectures can power practical, long-distance secure networks.
#PKUResearch #QuantumCommunication #QKD #Photonics #QuantumPhysics #AcademicSky
Using indium phosphide QKD chips and a silicon nitride microcomb source, the team enabled 20 users to communicate in parallel over 370 km—surpassing the repeaterless PLOB bound by up to 251%. The wafer-level platform achieved a 97.5% device yield.
#PKUResearch #QuantumCommunication #QKD #Photonics
🔄How fast can a microlaser switch between competing states? Physics reveals a clear speed limit.
#PKUResearch team led by Prof. Xiao Yunfeng explores ultrahigh-Q microcavity lasers and their rapid, abrupt mode switching, key for reconfigurable photonic chips.
#PhysicsSky @physrevlett.bsky.social
Tackling #ferroelectric scaling dilemmas for AI-era computing!
A #PKUResearch team reports wafer-scale, uniform, ultrathin van der Waals ferroelectric oxide Bi₂SeO₅—retaining robust ferroelectricity down to monolayer thickness on a parent 2D semiconductor Bi₂O₂Se substrate.
#FeFET @science.org
Breaking new ground in amide synthesis—without stoichiometric coupling reagents.
A #PKUResearch team repurposed ALDHs into OxiAms that couple aldehydes and amines via oxidative amidation under mild aqueous conditions, using O₂ as the sole oxidant, with broad substrate scope.
#chemsky @science.org
#BileAcids are essential for fat digestion and metabolic balance—but how are they transported across cell membranes?
Just published in @nature.com, a #PKUResearch team led by Prof. Lei Xiaoguang, together with collaborators, reports cryo-EM structures of the human bile acid transporter OSTα–OSTβ.
What if a flexible AI chip—costing under $1—could bend with your body while detecting arrhythmias with 99.2% accuracy?
Just published in @nature.com, a #PKUResearch team led by Yan Bonan presents FLEXI—a thin, lightweight, and robust flexible digital AI integrated circuit.
doi.org/10.1038/s415...
The results explain the suppression of higher-order corrections and deliver a reliable, high-precision prediction for future experiments.
#PKUResearch #QuantumElectrodynamics #TheoreticalPhysics
A new study from #PekingUniversity reports the first next-to-next-to-leading order (NNLO) calculation of the Compton scattering total cross section with full electron-mass dependence, along with an all-order resummation of leading double logarithms.
journals.aps.org/prl/abstract...
#PKUResearch
Developed by Prof. Shao Lijing’s team at the Kavli Institute for #Astronomy and #Astrophysics, the method enables efficient, high-fidelity analysis of multiple quasinormal modes, opening new possibilities for #BlackHole spectroscopy and tests of gravity.
#PKUResearch @natastron.nature.com
The results show that multiscale magnetic reconnection in the heliospheric current sheet heats and accelerates plasma, driving the formation of the young slow solar wind.
#PekingUniversity #PKUResearch #Astrophysics #Astronomy #Sun #SolarWind #AcademicSky @ioppublishing.bsky.social
⚡500 billion operations per second! An innovative computing architecture, developed by researchers at #PekingUniversity, achieves a nearly 4-fold speed leap!
doi.org/10.1038/s419...
#PKUResearch #FourierTransform #SciSky #AcademicSky #ComputerArchitecture #TechTrends @natelectron.nature.com
Their new technique integrating scanning probe and NV-based nanoscale spectroscopy opens new avenues for #Nanofluidics, #QuantumSensing and #MaterialsScience.
#PKUResearch #PekingUniversity @natmater.nature.com
The findings reveal complex magnetic structures and provide key insights into stellar eruptions, heating, and their impact on exoplanet environments.
#PKUResearch #Astrophysical #AcademicSky #Stars @natcomms.nature.com
A team from #PekingUniversity, in collaboration with partners, has for the first time measured magnetic fields in the chromospheres of stars beyond the Solar System, using a decade of high-resolution spectropolarimetric data.
doi.org/10.1038/s414...
#PKUResearch @natcomms.nature.com
Researchers from #PekingUniversity report a reconfigurable soft robotic fish capable of switching between multiple swimming gaits by adjusting tail stiffness.
Published in Science Advances:
www.science.org/doi/10.1126/...
#PKUResearch #SoftRobotics #RoboticFish @science.org
How do big tech companies gain power?
A PKU–led research team has published a study in the Journal of International Business Studies introducing a new analytical framework for understanding the data-based power of big-tech multinational enterprises.
link.springer.com/article/10.1...
#PKUResearch
Read more on PKU News: "Protected Areas Mitigate Mammal Behavioral Disturbances, PKU Study Finds"
newsen.pku.edu.cn/news_events/...
#PekingUniversity #PKUResearch #ConservationBiology #Biodiversity #Wildlife #AnimalBehavior #ProtectedAreas @society4conbio.bsky.social
A #PKUResearch paper published in #ConservationBiology reveals the crucial role of protected areas in mitigating human-induced behavioral disturbances to mammals.
doi.org/10.1111/cobi...
#PekingUniversity #Biodiversity #Wildlife #AnimalBehavior #ProtectedAreas @society4conbio.bsky.social
