What powers ioffe.ru?
Last seen Jun 2026 · 37 technologies across 16 categories
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since Jul 2022
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since Dec 2024
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| indium phosphide | #6 | 120 |
| coefficient of thermal expansion silicon | #1 | 79 |
| gaas | #9 | 54 |
| band gap energy of gaas | #2 | 52 |
| gaas band gap | #2 | 52 |
| hole mobility silicon | #1 | 52 |
| electron mobility in silicon | #1 | 52 |
| gallium nitride band gap | #2 | 42 |
| sic thermal conductivity | #3 | 38 |
| insb | #3 | 38 |
| bandgap of inp | #1 | 33 |
| band gap of inp | #1 | 33 |
| band gap inp | #1 | 33 |
| silicon electron affinity | #1 | 33 |
| gaas lattice parameter | #1 | 33 |
| gaas lattice constant | #1 | 33 |
| indium phosphide band gap | #1 | 33 |
| inp bandgap | #1 | 33 |
| silicon band structure | #2 | 28 |
| specific heat of silicon | #2 | 28 |
| intrinsic carrier concentration of silicon | #2 | 28 |
| hole mobility in silicon | #2 | 28 |
| electron mobility silicon | #2 | 28 |
| lattice constant of gan | #1 | 27 |
| gan lattice constant | #1 | 27 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 88% desktop
- 13% phone
Russia
United States
India
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.39 / 10 · ranked #172,828 of all domains
440 referring domains · OpenPageRank
Search traffic
2,400 est. monthly organic visits (US)
909 keywords in Google's top 30
Core Web Vitals
| LCP | 1.2 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Russian (Russia)
- Weight: 0.2 MB · 18 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| ojs.ioffe.ru | 12 |
| new.ioffe.ru | 11 |
| ioffe.ru | 10 |
| phls2023.ioffe.ru | 10 |
| phls2025.ioffe.ru | 10 |
| semicond2024.ioffe.ru | 10 |
| www-internal.ioffe.ru | 10 |
| www3.ioffe.ru | 10 |
| kvant.ioffe.ru | 9 |
| new-internal.ioffe.ru | 9 |
| www.ioffe.ru | 9 |
| netschool.school.ioffe.ru | 8 |
| journals.ioffe.ru | 7 |
| ncd2026.ioffe.ru | 6 |
| webmail.ioffe.ru | 6 |
| wiki.school.ioffe.ru | 6 |
| ncd2024.ioffe.ru | 5 |
| old.ioffe.ru | 5 |
| www.school.ioffe.ru | 5 |
| odo.school.ioffe.ru | 4 |
| edu.school.ioffe.ru | 3 |