---
title: "UKRI-5442 Growth of Potassium Di-Deuterium Phosphate (DKDP) Crystal Growth"
ocid: "ocds-h6vhtk-060a2d"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-060a2d"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-060a2d.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-060a2d.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UK RESEARCH & INNOVATION (UKRI)"
published: "2026-03-04"
---

# UKRI-5442 Growth of Potassium Di-Deuterium Phosphate (DKDP) Crystal Growth

Buyer: UK RESEARCH & INNOVATION (UKRI)  
Current stage: Award  
OCID: ocds-h6vhtk-060a2d

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-060a2d)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-060a2d.json)

## Summary

UK Research & Innovation (UKRI) has completed the procurement process for the "UKRI-5442 Growth of Potassium Di-Deuterium Phosphate (DKDP) Crystal Growth" project. The contract, focusing on laboratory, optical, and precision equipment, was awarded to Gooch and Housego Ohio. This direct procurement was justified by the unique technical expertise required, with only a single global supplier suitable for the task. The key component, DKDP crystals, are essential for the Vulcan 20-20 Project, a high-value initiative to construct a 20 Petawatt laser system. The contract was signed on 12th February 2026, and the project duration is set to run from 24th February 2026 until 31st May 2028, with significant efforts centred in Swindon, Wiltshire.

This tender highlights opportunities for businesses specialising in high-precision optical and laboratory equipment manufacturing, particularly those with advanced technical capabilities. Large enterprises with expertise in crystal growth technology for high-power laser systems could significantly benefit from partnerships and collaborations. Such tenders demand niche technical experience, offering avenues for growth and development in specialised industry sectors, ensuring leading-edge contributions to scientific advancements in the laser technology domain.

## Notice

UKRI require a growth of 2x DKDP Crystal Boules harvesting of required crystal size for the use of large-aperture Optical Parametric Amplification for the Vulcan 20-20 Project. Potassium Di-Deuterium Phosphate (DKDP) crystals are a critical component of the amplification system for the 20 Petawatt laser that is being built under the Vulcan 20-20 project.

### Procurement Information

There is only one global supplier with the required technical expertise and experience of delivering a large-aperture, high-value and critical component such as this.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/019518-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Direct |
| Procurement method details | Direct award |
| Tender suitability | SME |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 4 Mar 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 20 Jan 2026 |
| Contract period | 24 Feb 2026 - 31 May 2028 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £995,882 |
| Contracts value | £1,340,000 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UK RESEARCH & INNOVATION (UKRI) |
| Locality | SWINDON, WILTSHIRE |
| Post town | Swindon |
| Postcode | SN2 1FL |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK7 Gloucestershire and Wiltshire |
| ITL 3 | TLK71 Swindon |
| Local authority | Swindon |
| Electoral ward | Rodbourne Cheney |
| Westminster constituency | Swindon North |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | GOOCH AND HOUSEGO OHIO |

## CPV Codes

### Divisions

- 38 - Laboratory, optical and precision equipments (excl. glasses)

### Codes

- 38000000 - Laboratory, optical and precision equipments (excl. glasses)

## Release History

- 4 Mar 2026 at 14:22 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/019518-2026
- 20 Jan 2026 at 15:06 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/004914-2026
- 20 Jan 2026 at 15:03 - Award - UK5 - Transparency Notice - https://www.find-tender.service.gov.uk/Notice/004912-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/019518-2026
  4th March 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/004914-2026
  20th January 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/004912-2026
  20th January 2026 - Transparency notice on Find a Tender

## Notice URLs

- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.ukri.org/

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-060a2d. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-060a2d.json.