New out from CBNNT - knowing why you know what you know through good olde-fashioned surface science. And in context - arxiv.org/abs/2607.19488

Electron-Induced Formation of C$_{2}$ on Si(100) from Acetylene and Ethylene

Hydrogen Desorption Lithography on Si(100) demonstrates the ability of the Scanning Tunneling Microscope (STM) to create functional atomic-scale structures and devices. The dehydrogenation of adsorbed...

arxiv.org

The next paper in the CBNNT #mechanosynthesis series is now available at arxiv.org/abs/2606.13876 - a demonstration of reliable Main Group subtractive mechanosynthesis - removal of surface Si atoms from depassivated Si(100).

What the crystal giveth, the gas phase taketh away. Exploring the roles of intramolecular and intermolecular non-covalent interactions in the alkali earth metal-fluorine series pubs.acs.org/doi/10.1021/.... Light commentary at www.somewhereville.com/2026/06/13/i...

"Prelude to Foundational" for all the #mechanosynthesis folk - chemrxiv.org/doi/full/10..... Commentary at www.somewhereville.com/2026/06/11/h...

(Hetero)adamantane Synthesis: A Triple Alkylation Reaction

Above: Examples of subtractive and additive mechanosynthesis under IM-STM/UHV conditions. HAT between activated 19 (chemisorbed on a Si(100)-2×1 surface) and H:Si(100)-2×1 SPC apex (A) an…

somewhereville.com

True story.

Fernando 🌺🌌@eudoxia.bsky.social · 2mo ago

It's happening arxiv.org/abs/2605.27250

arxiv.org/abs/2605.27250 Atomically precise, positionally-controlled, zero-bias #mechanosynthesis. High reliability. Including the demonstration of C-C bond formation in the form of short polyyne chains in surface configurations never before reported in the literature.

Free Astronomy Magazine – May-June 2026 Issue Available For Reading And Download The most recent issue of Free Astronomy Magazine (May-June 2026) is available for your reading and downloading pleasure in English, Italian, Spanish, French, Arabic, and Chinese at www.astropublishing.com. #astronomy

The most recent issue of Free Astronomy Magazine (March-April 2026) is available for your reading and downloading pleasure in English, Italian, Spanish, French, Arabic, and Chinese at www.astropublishing.com #astronomy #lightpollution

The most recent issue of Free Astronomy Magazine (January-February 2026) is available for your reading and downloading pleasure in English, Italian, Spanish, French, Arabic, and Chinese at www.astropublishing.com #astronomy

Atomically precise nanotechnology is getting better. It's cool people are still working on this, could see niche applications in semiconductors or biotech. arxiv.org/abs/2512.24431

Inverted-Mode Scanning Tunneling Microscopy for Atomically Precise Fabrication

Scanning Tunneling Microscopy (STM) enables fabrication of atomically precise structures with unique properties and growing technological potential. However, reproducible manipulation of covalently bo...

arxiv.org

Ringing in 2026 with a very big/very small deal. #apm #apf #nanotech #mechanosynthesis #stm #cbn arxiv.org/abs/2512.24431

The most recent issue of Free Astronomy Magazine (November-December 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, Arabic, and now Chinese at www.astropublishing.com #astronomy

seen on fbook this morn

The most recent issue of Free Astronomy Magazine (September-October 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, Arabic, and now Chinese at www.astropublishing.com #astronomy

For interested parties in the #apm #mnt #amm #diamondoid #nanotech communities, new work on "Molecular Tools for Non-Planar Surface Chemistry" - arxiv.org/abs/2508.16798. No point being an arXiv preprint if no one knows about it. And light commentary at www.somewhereville.com/2025/08/31/m...

The most recent issue of Free Astronomy Magazine (July-August 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com (light commentary at www.somewhereville.com/2025/07/06/f...) #astronomy #k218b

The most recent issue of Free Astronomy Magazine (May-June 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com. #astronomy

For all those who followed and enjoyed NanoApps Medical over there, or who'd like to check us out here for the first time, please join us at @nanoappsmedical.bsky.social

I've an issue with arXiv - specifically, the hyphen in its e-prints@arxiv.org email address - in Thunderbird (128, OS X) - when I've an empty content box in a Filter Rule - because I'm a dummy and left one empty. Reported. In case it happens to you - www.somewhereville.com/2025/03/30/e...

Empty Thunderbird Mail Filter Content Box Leads To Any Emails Containing Hyphens In The Username Being Deleted

Above: Barely-related eye candy but the best pic from searching for a header. From www.publicdomainpictures.net Posted here just in case you’ve experienced similar and are searching for a rea…

somewhereville.com

"Design Of A Molecular Field Effect Transistor (mFET)" - new addition to the imm.org/reports/ section at imm.org - see imm.org/Reports/rep0... for the latest version. Asides (DFTB, GUIs, mechanical/reversible computing, and LLM reviewing) also up at somewhereville.com/2025/03/22/d... #mfet #imm #apm

The most recent issue of Free Astronomy Magazine (March-April 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com (and light (no pun intended) commentary at www.somewhereville.com).

True story (and with thanks for the posting!).

Citizen.Coping@propcazhpm.bsky.social · 2y ago

Language learning folks! Astronomy Magazine is published in several languages and FREE to download and read. A perfect way to get dual language reading material. What's not to love? 📌🪐 Feb 2025 issues are online #French #Italian #Arabic #Spanish #LangSky #polyglot www.astropub lishing.com/

The most recent issue of Free Astronomy Magazine (January-February 2025) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at astropublishing.com (and light (no pun intended) commentary at somewhereville.com).

The most recent issue of Free Astronomy Magazine (November-December 2024) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com (and light (no pun intended) commentary at www.somewhereville.com).

The most recent issue of Free Astronomy Magazine (September-October 2024) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com (and personal commentary at www.somewhereville.com)

The most recent issue of Free Astronomy Magazine (July-August 2024) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com (and www.facebook.com/astropublish...).

The most recent issue of Free Astronomy Magazine (May-June 2024) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com.

The most recent issue of Free Astronomy Magazine (March-April 2024) is available for your reading and downloading pleasure in English, Italian, Spanish, French, and Arabic at www.astropublishing.com.

The Nov-Dec 2023 ( www.astropublishing.com/6FAM2023/ , sorry for the delay!) and Jan-Feb 2024 ( www.astropublishing.com/1FAM2024/ ) issues of Free Astronomy Magazine are available for your reading and downloading pleasure in English, French, Spanish, Italian and Arabic.