---
title: "STEP Ceramic to Metal Bonding for microwave windows in ultra-high vacuum boundaries"
ocid: "ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "UNITED KINGDOM ATOMIC ENERGY AUTHORITY"
published: "2024-11-01"
---

# STEP Ceramic to Metal Bonding for microwave windows in ultra-high vacuum boundaries

Buyer: UNITED KINGDOM ATOMIC ENERGY AUTHORITY  
Current stage: Award  
OCID: ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998)  
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## Summary

The United Kingdom Atomic Energy Authority (UKAEA) has awarded a contract for "STEP Ceramic to Metal Bonding for microwave windows in ultra-high vacuum boundaries" to Amentum Clear Energy Limited. The contract, classified under "Research and experimental development services" (CPV code: 73100000), covers material assessment for various configurations of microwave vacuum windows. The procurement method used was an open procedure. The contract started on 29th October 2024 and is set to conclude on 31st March 2025. The project is based in the UK, though it includes delivery addresses extending to the British Overseas Territories, Channel Islands, Europe, Isle of Man, and other global regions. The tender period for submissions ended on 13th September 2024.

This contract presents significant opportunities for businesses specialising in research and development services, particularly those experienced in advanced material science and engineering for high-stress environments. Businesses that can showcase proficiency in ultra-high vacuum technology and microwave window applications will find this tender particularly relevant. The procurement process was designed to be open, allowing small and medium-sized enterprises (SMEs) and voluntary, community, and social enterprises (VCSEs) to compete, advocating an inclusive approach to innovation in this sector. The involvement of the UKAEA as the buying organisation further underscores the strategic importance and potential for collaboration in future high-tech projects.

## Notice

The objective of this contract is to perform an initial assessment of material options for the three configurations listed below: 1. Microwave vacuum window used in WR-## waveguide. 2. Vacuum window with size below cut-off used for arc-detection 3. Generic vacuum barrier of either rectangular and circular cross-section used for integration in HE11 waveguide components.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/508d084e-ea71-4d2b-9460-a3bd99ecc3cd |
| Notice type | Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME, VCSE |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 1 Nov 2024 |
| Submission deadline | 13 Sep 2024 |
| Future notice date | Not specified |
| Award date | 29 Oct 2024 |
| Contract period | 29 Oct 2024 - 31 Mar 2025 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £50,000 |
| Lots value | Not specified |
| Awards value | £49,836 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED KINGDOM ATOMIC ENERGY AUTHORITY |
| Locality | ABINGDON |
| Post town | Oxford |
| Postcode | OX14 3DB |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | South Oxfordshire |
| Electoral ward | Sandford & the Wittenhams |
| Westminster constituency | Didcot and Wantage |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | AMENTUM CLEAR ENERGY |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73100000 - Research and experimental development services

## Release History

- 1 Nov 2024 at 15:38 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/508d084e-ea71-4d2b-9460-a3bd99ecc3cd

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/508d084e-ea71-4d2b-9460-a3bd99ecc3cd
  1st November 2024 - Awarded contract notice on Contracts Finder
- https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=85208&B=UKAEA
  Additional data
- https://uk.eu-supply.com/ctm/Company/CompanyInformation/Index/72814
  User / Company

## Notice URLs

- http://www.gov.uk/government/organisations/uk-atomic-energy-authority

## 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-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-68e11ca9-87c7-4686-b59b-b9e648f04998.json.