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Today in @nature.com: Coherence and quantum entanglement controlled by #attosecond pulses.

Researchers @uam.es Max Born Institute #MBI @imdeanano.bsky.social tune the degree of entanglement at the cost of quantum coherence.

+info nanociencia.imdea.org/home-en/news... #IMDEAnanoPublications

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New computational method captures molecular dynamics after ultrafast excitation.

Researchers capture how electrons and nuclei interact after #attosecond light excitation in a numerically inexpensive way.

⚡️ nanociencia.imdea.org/home-en/news...

#IMDEAnanoPublications @tomATTOsecond

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[2024 OPEN ACCESS]
Enhancement of high harmonic generation in liquid water by resonant excitation in the mid-infrared
2024 Appl. Phys. Express 17 122006

iopscience.iop.org/article/10.3...

#APEX
#Physics
#OpenAccess
#harmonic
#Attosecond
#phenomena
#Nonlinear
#optics

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Scientists have produced an isolated soft X-ray pulse with a duration of only 19.2 attoseconds.

The high-harmonic generation tabletop experiment could unlock new details about electron dynamics.

Read the OPN story: https://bit.ly/4qqzhMO

#attosecond #x-ray 💡 ⚛️

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Virtual Charges Appear Only When Light Hits Materials

Virtual Charges Appear Only When Light Hits Materials

Researchers observed transient virtual charges that exist only during attosecond light pulses in monocrystalline diamond, a finding published in Nature Photonics on 16 June 2025. Read more: getnews.me/virtual-charges-appear-o... #virtualcharges #attosecond

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Virtual Charges Reshape Light-Matter Interaction

Virtual Charges Reshape Light-Matter Interaction

Using attosecond transient reflection spectroscopy on monocrystalline diamond, researchers found virtual carrier excitation occurs within attoseconds, crucial for modeling optical responses (Nature Photonics). getnews.me/virtual-charges-reshape-... #attosecond #diamond

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Blessed Oguh standing next to advisor Wen Li in Schaap Hall

Blessed Oguh standing next to advisor Wen Li in Schaap Hall

#NextStopPhD for Blessed Oguh, of the Li Group at #wsuchemistry. Blessed gave his fourth year talk on: "Advancing Ultrafast Science with Camera-Based Time Resolved Imaging Techniques.” Congratulations on this milestone! #pchem #attosecond #ChemSky

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Join us for an @optica.org #OpticaOH Technical Group #webinar with Carlos Hernández-García from University of Salamanca on Spatiotemporal Shaping of Structured Light Pulses at the #Attosecond Scale. Details and registration: www.optica.org/events/webin...

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Live from #ARES at DESY! Blae Stacey (U. Hamburg) & Gia Azcoitia (UCLA) study ultrashort e-beam dynamics. Their research enables advanced #nonintrusive beam diagnostics & paves the way for compact #attosecond e-beams & #radiation sources. Supported by AFOSR and NSF

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Thrilled to collaborate with Peter Hommelhoff’s group at FAU thanks to #Humboldt. Excited to explore photoemission & many-body coherence with @uclasamueli.bsky.social & #SLAC teams. The future is bright! 🚀 #attosecond #science

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Watching the world, one quintillionth of a second at a time An attosecond is no time at all for a person. Not so for electrons, atoms and molecules. Laser-wielding scientists are revealing the action.

What is an #attosecond?
A load of #laser-wielding #scientists are measuring the units.
knowablemagazine.org/content/arti...

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Our UCLA team collaborated with DESY scientists to demonstrate superradiant light sources using femtosecond/attosecond electrons.

This research advances:
🔬 #Hyperspectral tech
#Attosecond physics
🏥 Medical #radiation devices

More updates soon!

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Phase-Resolved Attoclock How long an electron spends under the barrier during strong field tunneling ionization is still a controversial issue in attosecond science. We develop a new attoclock technique to address this proble...

The Li Lab’s novel phase-resolved attoclock technique resolves a long-standing debate in #attosecond physics. #wsuchemistry #chemistryindetroit #ultrafastoptics #ChemSky

doi.org/10.1103/Phys...

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Attosecond XUV laser triggers smallest, shortest dance of electrons ever recorded The first attosecond measurement of how electrons excited by ultrafast light pulses dance in unison around a particle—less than a nanometer in diameter—demonstrates valuable insights...

Cool stuff from SLAC!
www.laserfocusworld.com/lasers-sourc...
#lasers #optics #photonics #quantum #attosecond #nanoplasmonics

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Sunday at #ACSSpring2025 (Pt. 2): More #NUChemistry research including #attosecond #spectroscopy #nanoparticles #thermoelectrics #ions #chemistry

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Attosecond science: Nobel-worthy nonlinear optics on steroids Today’s best effort at generating tinier slices of time has yielded the attosecond light pulse, which is fast enough to view electron behavior or to gain a more precise measurement of the size of an atom.

Today’s best effort at generating tinier slices of time has yielded the #attosecond light pulse, which is fast enough to view electron behavior or to gain a more precise measurement of the size of an atom.

Read more in the Nov/Dec issue of #PhotonicsFocus: spie.org/news/photon...

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Some recent SuperScientists! Dr Desiré Whitmore #attosecond laser physicist and @exploratorium.bsky.social educator

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LLE Talks: Attosecond interferometry
LLE Talks: Attosecond interferometry The Laserlab-Europe Talk “Attosecond interferometry" by Nirit Dudovich (Weizmann Institute of Science, Israel) was held on 26 June 2024. High harmonic generation (HHG) spectroscopy has been successfully applied over the past two decades to resolve fundamental strong-field phenomena in atoms, molecules and solids. An important aspect of HHG spectroscopy lies in its coherent nature. The strong-field interaction directly transfers the coherence of the laser field into the coherent properties of the electronic wavefunction that interacts with the field, and back into the optical properties of the emitted harmonics. Resolving the internal coherence is key to reconstructing the internal dynamics, being one of the primary challenges in HHG spectroscopy. As in many other branches of physics, the presence of coherence is determined through interferometry. In this talk, I will describe advanced schemes for attosecond interferometry. The application of these schemes provides direct insights into a range of fundamental phenomena in nature – from field induced tunneling [1] in atomic systems to subcycle dynamics in condense matter systems [2-4]. #science #attoscience #attosecond #interferometry #hhg #highharmonicgeneration #spectroscopy #laser References [1] O. Kneller et al., Nature Photonics 16, 304 (2022). [2] A. J. Uzan-Narovlansky et al., Nature (2024). [3] A. J. Uzan-Narovlansky et al., Nature Photonics 16, 428 (2022). [4] A. J. Uzan et al., Nature Photonics 14, 183 (2020). -- The Laserlab-Europe Talks consist of a series of online seminars and panel discussions proposed and organised by our community on specific topics (thematic or research-specific) and provide a platform for regular information exchange and knowledge sharing. The talks take place on a Wednesday afternoon each month and are open to all interested parties, from PhD students to experts in the field and industrial and medical partners as appropriate. For more information: https://www.laserlab-europe.eu/events/talks -- Links to further YouTube channels: Weizmann Institute of Science: @WeizmannInstitute

👉 Did you miss this week's Laserlab-Europe Talk on #Attosecond #Interferometry by Nirit Dudovich (@WeizmannScience )?

💡 Watch the recording:#science #attoscience #laser

youtube.com/watch?v=MubR9x…

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📣 Register now for our upcoming Laserlab-Europe Talk on ‘Attosecond Interferometry’ by Nirit Dudovich (Weizmann Institute of Science)

📅 26 June 2024, 4:00pm CEST
📌 Register now:#attoscience #attosecond #hhg @WeizmannScience

laserlab-europe.eu/events/laserla…

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How #ChatGPT and other #AI tools could disrupt #Scientific #Publishing : Nature

#Attosecond #Spectroscopy wins 2023’s #Nobel Prize in #Physics : Medium

#LargeHadronCollider turned into world's biggest #Quantum #Experiment : New Scientist

Daily #KnowledgeLinks

knowledgezone.co.in/resources/bo...

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#femtosecond light flashes generate electron pulses with a duration of around five #attosecond

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