#Photochemistry

Bought some film and chemistry today. Renewed my stock. Let's see how long it lasts.

- #Adox HC-110 developer (made in USA, packed in Deutschland). It can be stored up to two years, but the bottle is not too fresh, unfortunately.
- Adostop powder for making stop bath.
- Adofix II powder for fixer.
- 5x 120 #Foma 200 retro
- 5x 120 #kentmere 200
- 5x 135 #fomapan 200 creative.
Yes, the cheapest film available. But honestly I had great experience with foma 200 before. It gives right contrast and grain up to my taste.
I'm new to HC-110, curious what will be the result.

#filmdevelopment #Photochemistry #photofilm #hc110

Maciej Spiegelmaciej_spiegel
2025-11-25

New paper in Physical Chemistry Chemical Physics (RSC). The quantum-chemical analysis shows encouraging photodynamic behaviour and ROS-forming potential in metal–hemin systems.

doi.org/10.1039/D5CP03186A

Maciej Spiegelmaciej_spiegel
2025-09-09

New preprint on ChemRxiv! 🚀
It shows how aggregation suppresses internal conversion and enables triplet formation in hypericin assemblies.

🔗 doi.org/10.26434/chemrxiv-2025

2025-08-27

Common metal, unusual power: New manganese(I) complex breaks lifetime record for excited states, paving the way for future large-scale applications of #photochemistry // #SustainableChemistry #manganese #SusInnoScience #MainzUniversity
nachrichten.idw-online.de/2025

2025-08-27

Common metal, unusual power: New manganese(I) complex breaks lifetime record for excited states / Combination of a manganese salt and a ligand paves the way for future large-scale applications of photochemistry 👉 press.uni-mainz.de/common-meta

#photochemistry #SustainableChemistry #photoreaction #manganese #chemistry #SusInnoScience

The figure shows the molecular structure of the manganese complex (center), a cuvette containing a solution of the purple manganese complex (top left), the absorption spectrum of the complex, which explains its high color intensity (purple), and the luminescence spectrum of the complex, which was used to measure its long lifetime (green). (ill./©: Katja Heinze)
Bose-Einstein-KondensatMWNautilus@mstdn.social
2025-08-04

Three #OpenSource #3Dprinted #reactors for reproducible batch & continuous-flow photon-induced #chemistry:

- #UFO #reactor: batch reactions
- #Uflow reactor: seamless transition to flow processes
- #Fidget reactor: scale-up

doi.org/10.1039/D4RE00081A
#DIYbio #DIYchem #lab #instruments #photochemistry

2025-07-30
Maciej Spiegelmaciej_spiegel
2025-06-24

Pre-proof out! 🌟
Soranjidiol emerges as a promising heavy-atom-free photosensitizer: doi.org/10.1016/j.jphotobiol.2

⚡ Ultrafast ESIPT → long-lived triplet states
🔦 2-photon absorption → deep tissue action

2025-03-06

Coming up next week: Online #BeilsteinTalk Labelling and manipulating #biomolecules with light" with Nadja Simeth, @unigoettingen, on 📅 March 13, 2025 🕒 3–4 pm CET.
Register for FREE! 🔗 beilstein-institut.de/en/talks

#photochemistry #SupramolecularChemistry #peptides #BeilsteinTalks

2025-02-27

Save the date: 📅 March 13, 2025 🕒 3–4 pm CET:

Online #BeilsteinTalk "Labelling and manipulating #biomolecules with light" with Nadja Simeth, @unigoettingen.

Register for FREE! 🔗 beilstein-institut.de/en/talks

#photochemistry #SupramolecularChemistry #peptides #BeilsteinTalks

2024-11-11

Energy-Transfer Enabled 1,4-Aryl Migration

Unprecedented di-π-ethane rearrangement promoted by energy-transfer catalysis under visible light

chemistryviews.org/energy-tran

#orgchem #arylmigration #photochemistry #chemistry #chemistryviews #chemviews

2024-10-22

Submission deadline extended to 📅 Jan 15, 2025

Invitation to submit to the thematic issue “#Photocatalysis and #photochemistry in #OrganicSynthesis” edited by Timothy Noël, University of Amsterdam and Bartholomäus (Bart) Pieber, Institute of Science and Technology Austria in the Beilstein Journal of Organic Chemistry.

🔗 beilstein-journals.org/bjoc/se
#BJOC 💎🔓

2024-09-11

Superior light-to-chemical energy conversion with Coulombic dyads: Scientists @uni_mainz_eng established a novel #photocatalyst class that uses precious metals more efficiently // #photochemistry #photocatalysis @ACSPublications @ckerzig
nachrichten.idw-online.de/2024

2024-09-04

There’s still time to submit your latest research to the thematic issue “#Photocatalysis and #photochemistry in #OrganicSynthesis” edited by Timothy Noël, University of Amsterdam and Bartholomäus (Bart) Pieber, Institute of Science and Technology Austria in the Beilstein Journal of Organic Chemistry.
Submission deadline: 📅 Oct 15, 2024

🔗 beilstein-journals.org/bjoc/se

#BJOC 💎🔓

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