Credits
Image credits & sources
The photography, artwork and published sources behind the images and market figures on this site.
Imagery
Photography and artwork
| Imagery | Source | Licence |
|---|---|---|
| Generative membrane artwork (lattice, layers and flow motifs) | Created for Greenprastha | © Greenprastha |
| Industrial, laboratory, cleanroom, renewable-energy and city photography | Unsplash contributors | Unsplash License |
| Portrait of Prof. Swatantra Pratap Singh; IIT Bombay campus | IIT Bombay | Courtesy of IIT Bombay |
| Greenprastha logo (Hex G-Bolt) | Greenprastha | © Greenprastha |
| Founder portraits | Greenprastha | Courtesy of the individuals pictured |
Performance data
How our charts are made
Charts are redrawn from cell-level and mechanical data measured at IIT Bombay against a commercial 500 µm-class reference separator. Values are typical and do not constitute a specification. Full test conditions are shared under NDA.
Market data
Sources
| Figure | Source |
|---|---|
| 60–100 GW of electrolysis for India's 5 MMT green-hydrogen goal | PV Magazine India |
| 0% domestic value addition in alkaline diaphragms | Dalberg / Bharat Climate Forum (Mar 2026) |
| 724,000 t/yr of green ammonia awarded; ~1.5 GW of electrolysers within 36 months | Renewable Watch (2 Jun 2026) |
| 3,000 MW/yr of electrolyser manufacturing incentivised under SIGHT | MNRE (24 Sep 2026) |
| Imported separator cost (~€150/m²) | International Journal of Hydrogen Energy (2023) |
| 5 MMT target; ~₹19,744 Cr outlay | MNRE, National Green Hydrogen Mission |
| 862 ktpa of green hydrogen capacity awarded incentives | Business Standard / MNRE (24 Sep 2026) |
| China ~60% of electrolyser manufacturing capacity | IEA Global Hydrogen Review 2025 |
| Alkaline share 75–80% | BNEF via Hydrogen Insight |
| Trade agreements: EU–India FTA, CEPA, TEPA, CETA, ECTA | European Commission; Ministry of Commerce |