Alexandra T. Barth

Alexandra T. Barth

@alextbarth.bsky.social

Postdoctoral Scholar in ultrafast spectroscopy & photochemistry at NC State | Caltech PhD ☀️ Excited by light-matter interactions. website: www.alextbarth.com

233 Followers 210 Following 22 Posts Joined Dec 2024
1 month ago
Light Work | College of Arts and Sciences Photochemists like Alexandra Barth, a Florida State University Department of Chemistry and Biochemistry alumna, push past scientific barriers by designing brand-new molecules that can efficiently harn...

Thanks to the FSU College of Arts & Sciences for this alumni profile!

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3 months ago
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Wishing the happiest of birthdays to our very good friend Harry Gray, PhD, from all of us at the Arnold and Mabel Beckman Foundation!

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3 months ago

Congratulations!!

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4 months ago
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I'm presenting (some of) my postdoctoral research tomorrow in the Ultrafast/Nonlinear Spectroscopy symposium at SERMACS/SWRM. Come say hi!

Manipulating the ligand-field dynamics of Cr(III) Tris(1,10-phenanthroline) via ligand functionalization - 2:15 pm in Nautilus C

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4 months ago
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(1/3) Josh and I have news... we are moving to New Zealand! I'll be joining the faculty of Victoria University of Wellington (www.wgtn.ac.nz/scps), and Josh will be consulting for local tech and aerospace.

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4 months ago

Huge congrats to you both!! 🎉

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4 months ago
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Shining light on waste: photochemical strategies to reduce and transform plastic pollution A simplified scheme for the photocatalytic oxidation of plastic waste into value-added oxidized products.

My essay on photochemical plastic valorization strategies is now available in RSC Sustainability:

pubs.rsc.org/en/content/a...

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5 months ago
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Chasing Waterfalls: A Cascade Mechanism to Generate Triplets from <sup>2</sup>LMCT States Earth-abundant ligand-to-metal charge transfer (LMCT) chromophores in donor–acceptor dyads unlock an electron transfer pathway for efficient triplet state formation.

Use intramolecular electron transfer to make long-lived excited states out of short-lived LMCTs

First Reactions article in ACS Central Science with @fncastellano.bsky.social, based on work by @ludotroian.bsky.social and @cadralab.bsky.social

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5 months ago
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Chasing Waterfalls: A Cascade Mechanism to Generate Triplets from <sup>2</sup>LMCT States Earth-abundant ligand-to-metal charge transfer (LMCT) chromophores in donor–acceptor dyads unlock an electron transfer pathway for efficient triplet state formation.

Use intramolecular electron transfer to make long-lived excited states out of short-lived LMCTs

First Reactions article in ACS Central Science with @fncastellano.bsky.social, based on work by @ludotroian.bsky.social and @cadralab.bsky.social

10 3 1 1
5 months ago
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Photocatalytic process converts carbon dioxide into ethylene with 99% selectivity New process uses light and gold nanoparticles to hydrogenate carbon dioxide into key chemical feedstock

My latest for @chemistryworld.com on a catalyst to convert carbon dioxide and hydrogen into ethylene with 99% efficiency and selectivity. With comments from @alextbarth.bsky.social and @casadevallcarla.bsky.social: www.chemistryworld.com/news/photoca... #ChemSky @science.org 🧪

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6 months ago
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Mechanistic Insights into Visible-Light-Induced ATRA Reactions Powered by the Symbiotic Relationship between Cu(II)/Cu(I) Phenanthroline Complexes As photoredox catalysis continues to yield promising chemical transformations, there is an increased need to understand how specific photocatalysts function to improve reaction efficiencies while expa...

Congrats to Sarah for this thorough mechanistic study on a Cu(II)/Cu(I) photocycle, now available in ACS Catalysis:
pubs.acs.org/doi/10.1021/...

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6 months ago
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Mechanistic Insights into Visible-Light-Induced ATRA Reactions Powered by the Symbiotic Relationship between Cu(II)/Cu(I) Phenanthroline Complexes As photoredox catalysis continues to yield promising chemical transformations, there is an increased need to understand how specific photocatalysts function to improve reaction efficiencies while expa...

Congrats to Sarah for this thorough mechanistic study on a Cu(II)/Cu(I) photocycle, now available in ACS Catalysis:
pubs.acs.org/doi/10.1021/...

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6 months ago

In addition, I will be receiving a Leadership in Mentoring award from the Graduate Student and Postdoctoral Scholars Recognition Program. Thank you to the @ncstate.bsky.social Chemistry department leadership for nominating me for this opportunity.

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6 months ago

Thank you to the 2025 #CASFutureLeaders program from the Chemical Abstracts Service (CAS) Division of the @acs.org for supporting my attendance of this meeting.

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6 months ago
ACS Fall 2025

I'm presenting my research at #ACSFall2025:

Talk: Molecular design strategies to enhance visible light absorption in Cr(III) phenanthroline complexes
Time: 2 pm EST on Monday, Aug. 18
Location: Room 145B (Walter E. Washington Convention Center)
Abstract: tinyurl.com/44en3ynt

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6 months ago
A group of early-career scientists posing with three workshop facilitators sitting in chairs A group of early-career scientists posing with two workshop facilitators

One thing you can always count on in the #CASFutureLeaders program is exceptional training from THE BEST facilitators. Thank you to Christine, Bryan, and Fola from @storycollider.bsky.social and Maggie and Emily from scitrain. Great start to our week in Columbus!

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7 months ago

Excellent, congratulations @stanna-dorn.bsky.social !!

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7 months ago

Excellent URL choice

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8 months ago

Congratulations!!! 🎉🎉

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9 months ago
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Postdoctoral Scholar Dr. Alexandra Barth selected for 2025 CAS Future Leaders Program Postdoctoral Scholar Dr. Alexandra Barth selected among 35 for the American Chemical Society 2025 CAS Future Leaders Program.

I’m glad to have the opportunity to talk about my passion for research and my selection for the 2025 CAS Future Leaders program. Thank you to the NCSU Graduate School for the excellent profile and for supporting my professional development.

grad.ncsu.edu/news/2025/06...

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9 months ago

Congrats Bryan!! Great first article from your group, I look forward to taking a closer look

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10 months ago
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Dr. Alex Cusumano Joins the University of Chicago Chemistry Department Faculty New Appointee Brings Expertise in Synthetic, Organometallic, and Computational Chemistry

The UChicago Department of Chemistry is thrilled to welcome Dr. Alex Cusumano to its faculty. His expertise in synthetic organic, organometallic, and computational chemistry will be a valuable asset to our research and educational initiatives. shorturl.at/hqRZK

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10 months ago

I'm heartbroken for an institution and community that have given me so much.

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11 months ago
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Temperature Sensitivity of a Thorium-229 Solid-State Nuclear Clock Researchers have characterized the temperature-induced frequency shifts of a thorium-229 nuclear transition---an important step in establishing thorium clocks as next-generation frequency standards.

My first author postdoc paper is finally published in PRL today!

journals.aps.org/prl/abstract...

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11 months ago
CAS announces the participants selected for the 2025 CAS Future Leaders program | CAS Columbus, Ohio, March 20, 2025: CAS, a division of the American Chemical Society (ACS) specializing in scientific knowledge management, is excited to announce the participants in the 2025 CAS Future L...

I was selected for the 2025 CAS Future Leaders program (along with fellow FSU alum Nia Harmon). I'm excited to meet other inspired scientists, strengthen my leadership skills, and communicate my passion for science with greater impact.

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1 year ago
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🎉 Congrats to @ralameh.bsky.social for her publication in ChemPhysChem! 🎉“Photophysical and Time-resolved Infrared Properties of Long Lived Rhenium (I) 4,5-Diazafluorene Tricarbonyl Chromophores”

Read more about it here: doi.org/10.1002/cphc.202500008

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1 year ago

👋 Please add me? :)

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1 year ago

Can I be added? Thank you 🎉

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1 year ago

So cool, congrats to you guys!!

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1 year ago

so exciting!! Congrats Megan and team 🎉🎉

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