University of Bath PhD Studentship: Mechanochemical Synthesis and Modification of MOFs for Hydrogen Storage

University of Bath PhD Studentship: Mechanochemical Synthesis and Modification of MOFs for Hydrogen Storage

Application assessment

This Bath Chemical Engineering PhD examines how mechanical processing changes the pores and chemistry of metal–organic frameworks, and whether those changes improve gas storage with lower manufacturing resource demands. Its distinctive contribution would connect processing, structural evidence and adsorption, including the point where modification starts damaging a framework. It is not a claim that a higher powder-level hydrogen uptake has already produced an economical storage system.

The saved materials describe a strong experimental opportunity for relevant chemical, materials or environmental backgrounds, subject to research fit and personal award terms. Materials-characterisation or gas-adsorption experience is beneficial but not essential, because training is offered; a master's is advantageous. Mi Tian and Andrew Burrows are named in the project information, with informal enquiries directed to Tian. Whether the project is still accepting applications has not been checked; confirm availability with the university before applying. Home and Overseas students compete for URSA funding. The project gives 29 November 2026 as its deadline; the saved faculty policy specifies 23:59 GMT. Funded entry is expected on 4 October 2027, with alternatives by agreement. Personal 2027 maintenance and paid months remain unknown. An early discussion should focus on the initial MOF scope, reproducibility and measurement access while English evidence is prepared for the hard funding deadline.

Research Problem and Doctoral Work

Processing can improve binding and destroy accessibility

MOFs are crystalline networks of metal centres and organic linkers containing nanoscale pores. Their tunability makes hydrogen storage and carbon-dioxide capture plausible research applications, while conventional preparation can consume substantial solvent, heat and processing time. A useful doctoral question is therefore how a different preparation route changes the material that is actually recovered and tested, rather than whether milling alone is quicker.

The advertised work uses ball milling to prepare benchmark HKUST-1/CuBTC and selected ZIFs. Variations in processing conditions, precursor composition and modification sequence will investigate metal substitution, functionalisation and defects. The central comparison is between useful binding/accessibility changes and framework damage or pore blockage. Which ZIFs and which modification mechanisms receive priority are not specified.

Characterisation will combine powder X-ray diffraction, FTIR, thermogravimetric analysis, electron microscopy and gas sorption. Specialist XPS training and measurements at the EPSRC National Facility at Harwell are described as opportunities for surface chemistry and oxidation-state investigation. Hydrogen and CO2 adsorption across pressures and temperatures will assess uptake, reversibility and cycling stability. These are planned research tasks, not evidence that all materials or conditions have already been validated.

The task is to build a defensible processing–structure–adsorption explanation. A changed diffraction pattern, altered surface oxidation state and higher gas uptake are complementary observations; none alone proves which microscopic change caused the gain. A reasonable analytical question is whether a modification's advantage remains after accounting for recovered material, accessible porosity and the comparison baseline. This is an interpretation of the research problem, not an additional fixed protocol.

Sustainability and storage need explicit boundaries

The advertisement explicitly includes washing and activation when comparing solvent consumption, time, energy and reproducibility against conventional preparation. That boundary matters: a nominally solvent-free milling step may still be followed by solvent use and heating. Faster formation of a powder is not, by itself, lower whole-process energy, lower carbon or scalable manufacturing. Material yield, repeatability, product quality and downstream handling must remain visible when evaluating any improvement.

The cited 4.2 wt% hydrogen uptake at 77 K and 20 bar, a 31% improvement over the unmodified comparator under the same conditions, is a prior material result. It does not demonstrate ambient-temperature storage, system-level gravimetric capacity, useful delivered capacity or a complete low-energy storage cycle. The precise uptake basis—such as excess versus total adsorption—and consistent pressure/temperature conventions should be clarified before comparing papers or making application claims.

The newer pelletisation study illustrates another boundary: a powder can perform well but lose accessibility when formed into a more practical shape. Retaining powder uptake after compaction is different from product synthesis yield, mechanical durability and volume-based storage performance. The new PhD's planned cycling and reproducibility work could be valuable precisely because these aspects remain open. H2 results should also not be transferred automatically to CO2 capture; the advertisement proposes separate measurements, not an already established common improvement.

School, Programme and Field Context

The formal award is the University of Bath Chemical Engineering PhD, in the Department of Chemical Engineering, Faculty of Engineering & Design, at Claverton Down, United Kingdom. Burrows' Faculty of Science role adds an interdisciplinary link but does not convert the registration into a Chemistry PhD or create a joint degree. URSA is a doctoral studentship, not an employment contract or an automatic research-hub appointment.

The programme places sustainable materials and processes at the centre of its research and includes IMPS and the Centre for Sustainable Energy Systems (SES) among its environments. Tian is affiliated with both. SES connects energy networks, renewable energy and lifecycle assessment across disciplines. This supports relevant scientific discussion, but it does not establish personal access to an instrument, an LCA specialist or a funded industrial placement.

Bath is 125th overall in QS World University Rankings 2027, compared with 132nd in 2026. Its stated 92% world-leading or internationally excellent research in REF 2021 is an institution-wide figure. Neither is a ranking of this MOF/hydrogen-storage team. A current directly comparable subject ranking or group-specific completion/employment record was not established; the more relevant evidence is the named research expertise and coherent recent work.

The full-time programme normally takes four years, with a minimum of two and a normal maximum of four. Registration generally begins on a probationary basis, followed by written work and an oral confirmation assessment; the final thesis is defended at a viva. September/October and agreed mid-year starts are possible. Registration length is distinct from funded months. Doctoral skills workshops and professional-development support exist, while specialist training, co-supervision, instrument access and the individual milestone plan need agreement. The course may charge project-specific training/bench costs, so their applicability and coverage should be checked rather than assumed absent.

Supervisor and Lab Assessment

Confirmed roles and research environment

Mi Tian is a Professor and Deputy Head of Chemical Engineering, with official contact mt747@bath.ac.uk and ORCID 0000-0001-6983-6146. Tian’s work and recent publications connect porous materials, hydrogen and adsorption. The project identifies her as the informal contact. Andrew Burrows, whose official profile redirects to Andy Burrows, is a Professor and Associate Dean (Education), Faculty of Science, with A.D.Burrows@bath.ac.uk. His interests include MOF network chemistry, post-synthetic modification, selective gas adsorption and flexible porous materials for hydrogen storage. He should not be described as Chemical Engineering's head.

The pairing is scientifically complementary, but the three studies discussed below are Tian-associated originals, not proof that both supervisors co-authored each paper. Their exact division of supervision, meeting arrangements and practical support are not published. Other co-authors, centres and facilities are not additional appointed supervisors.

Tian participates in UK-HyRES, a hydrogen/alternative-liquid-fuels hub running 1 June 2023–31 May 2028. It provides research and policy/industry context across the value chain, not an allocated studentship or job. Her related near-room-temperature storage grant runs 2 September 2025–30 June 2027, and a confined-clathrate project runs 15 January–31 October 2026. Both end before expected entry; their titles and funding cannot be treated as this student's support or proof that the cited MOF result is near-room-temperature storage.

The 2025 publication used HarwellXPS. Separately, UKRI's current facility information describes two photoelectron spectrometers and a Cardiff/UCL/Manchester consortium. Access is applied for through the facility, with access costs potentially included in grant applications. Previous use and an advertised opportunity do not reserve a 2027 measurement slot, travel budget, training place or sample throughput. Those arrangements need confirmation with the supervisors.

Three recent original studies, with different reading depths

Yu and colleagues, 2024

The study Sustainable fabrication… uses Design of Experiments to study mechanochemical CuBTC preparation. Its original abstract reports 3.2 wt% at 20 bar and synthesis energy below 2% of a conventional solvothermal comparison. These are the authors' reported synthesis-level claims, not an independently checked complete LCA. The primary abstract does not specify uptake temperature, so a temperature from another paper is not assigned to this result. Reading covered complete institutional/publisher abstracts and highlights, not the main methods/results/conclusions.

Yu and colleagues, 2025

The study Mechanochemical Dual-Metal Modification… compares Ni/Mg incorporation and modification sequences. The best post-Ni sample reports 4.2 wt% at 77 K/20 bar, 31% above the pristine comparison; additional sites and Cu+ are the proposed explanation. Excessive modification and some Mg-containing samples show damage/reduced porosity, making a simple “more modification is better” interpretation inappropriate. Importantly, primary Methods explicitly include methanol washing and heated activation. Actual reading comprised the original abstract plus primary indexed Methods and ORCA-indexed results/conclusion passages, not an entire PDF or supplementary dataset.

Yu, Zhang, Shang, Fan and Tian, 2026

The study Methanol-controlled structural retention… examines binder-free pelletisation. The original abstract reports 92.2% retention of a powder's gravimetric uptake and 3.54 wt% at 77 K/20 bar after a 60-minute methanol treatment. However, isolated yield decreases from 40.0% at five minutes to 34.9% at sixty minutes. Retention and isolated yield are different quantities, and the baseline is not the 2025 best powder. Room-temperature compaction does not mean room-temperature hydrogen adsorption. The abstract explicitly calls for further pressure-dependent and replicated mechanical tests. Reading was limited to the complete original abstract/metadata, not its main paper.

The publication dates are respectively 24 July/4 September 2024, 8/17 December 2025, and 17 September/8 October 2026 for online/issue publication. These are three distinct recent originals, but not three complete main-paper readings. Their value is the linked synthesis–modification–shaping question; the available evidence does not establish a validated full storage system, net carbon benefit or industrial-scale reproducibility.

Funding, Application and Living Cost

Competition terms and the formal route

The 2027 Engineering & Design URSA policy available in October 2026 describes the competition, with 29 November 2026, 23:59 UK time/GMT as the funding deadline. The project itself gives the date without a clock. It offers competition for Home or Overseas tuition, maintenance and up to £1,000 annual research-training support. Overseas awards are capped, without a project-specific proportion or success probability. The faculty's general support is up to 3.5 years, not confirmation that this applicant receives 42 paid months. £21,805 is the 2026/27 stipend reference, not a confirmed personal 2027 rate. Training support is not extra spendable living income.

Expected funded entry is 4 October 2027, with alternatives requiring supervisor and Doctoral College agreement. Submit to Chemical Engineering PhD, select University of Bath URSA under Funding Your Studies, and choose at most two projects. For the first choice, enter the advertised title “Bath Engineering & Design Studentships: Mechanochemical Synthesis and Modification of Metal–Organic Frameworks for Hydrogen Storage” and intended lead in the project-title and Name of intended supervisor at University of Bath fields. For a second choice use Project 2 Title and Name of intended supervisor for 2nd choice project at University of Bath. Incorrect fields may prevent automated consideration. General course deadlines do not extend this competition.

The course/application guide requires academic documents, translations where needed, CV, personal statement, English evidence and two references, including an academic referee from the most recent study. At least one, up to two intended lead supervisors must be identified. The 1,000-word proposal requirement concerns an applicant's own research idea, not automatically this defined project; confirm any extra requested material. Bath allows AI assistance for research, planning and proofreading but expects applicants to author application content. Bath encourages applications from under-represented groups. Circumstances affecting educational attainment may be explained in the application, preferably in a short paragraph at the end of the personal statement. If an applicant declares a disability in the application, the Disability Service will contact them to discuss support needs.

Positive China route with individual assessment

Mainland-China-qualified applicants have a positive conditional pathway: the official Chemical Engineering programme welcomes worldwide applicants with assessed equivalent qualifications, URSA expressly includes Overseas tuition, and international admission/Student-visa procedures exist. Individual academic equivalence and award selection still require assessment. The project requires a first or upper-second-class honours equivalent and an appropriate chemical engineering, materials, chemistry or environmental background; a master's is advantageous. The generic course also offers a relevant Master's at Merit/equivalent route, subject to project-specific requirements and individual assessment.

Indexed China PGR guidance mentions a first-class bachelor's background with research experience or a research-containing master's as desirable; the currently read direct country page instead points doctoral applicants to specific courses. Its 62–75% table concerns taught postgraduate study, not a fixed doctoral cutoff. Neither universal master's necessity nor automatic bachelor's direct entry is established. The actual degree, institution, transcript and research record need assessment.

Chemical Engineering requires IELTS 6.5 overall/6.0 each. TOEFL before 21 January 2026 requires 90 overall/21 each; tests on or after that date use 4.5 overall/4.0 each. Results normally must be within 24 months of entry. English-medium-degree exemptions depend on individual assessment and recency/residence conditions; Chinese medium-of-instruction evidence is not an automatic waiver. Non-UK applicants not currently studying in the UK must meet the English requirement before the application deadline, with no exceptions. An exemption must therefore be approved in time, rather than assumed after selection.

The Chemical Engineering programme explicitly states ATAS coverage. Chinese nationality is not exempt; confirm the actual subject/CAH and approval requirements with admissions. This is an individual clearance condition, not a nationality ban. The Student visa normally follows an appropriate offer, CAS and funds/English evidence. International students must pay visa and IHS personally: current reference charges are £558 for the visa application and £776 per year for student IHS. Upfront IHS depends on validity and part-year rules, and 2027 prices can change.

Completion costs beyond a nominal stipend

Faculty 2027/28 full-time Overseas tuition is £31,350, with continuing increases potentially up to 8% annually. It is not an additional personal bill during fully funded periods; coverage after the paid term and any bench costs must be confirmed. Four-year registration alongside shorter support may leave a completion-stage fee or living-cost gap.

Bath's historical 2025/26 budget totals £405 weekly/£21,060 annually, including average £230 weekly rent on a 51-week accommodation assumption. Its total also includes a £37 utilities line marked for off-campus accommodation. Removing that line for genuinely bills-inclusive halls gives £368 weekly, an analytical scenario, not a new official quote. Off-campus rent is illustrated at £750 monthly before bills. The old £21,805 stipend exceeds the published annual total by only £745 before moving or immigration; this is arithmetic, not a personal-surplus forecast. Confirm 2027 rent, deposits, the full year's housing and facility-travel costs, and budget upfront visa/IHS separately.

Applicant Fit and Preparation

Relevant backgrounds explicitly include Chemical Engineering, Materials Engineering/Science, Chemistry and Environmental Engineering/Science. Interest in materials synthesis, porous materials and sustainable energy is desirable. Characterisation or gas-sorption experience is beneficial but not essential, with training provided. These conditions should not be replaced by a requirement to have already mastered every advertised instrument.

A useful preparation example would explain how a processing change was connected to structural and performance evidence, including an unsuccessful or uncertain result. Understanding reproducibility, adsorption measurement bases and fair energy/solvent comparisons can be more informative than quoting a record uptake alone. Such a portfolio example is analytical preparation advice, not an additional compulsory deliverable or a synthesis recipe. Applicants interested only in computational screening should clarify the predominantly experimental balance before assuming the project matches that preference.

The work can develop transferable synthesis, characterisation, adsorption, data interpretation and manufacturing-sustainability skills. UK-HyRES and SES demonstrate an active hydrogen/energy research ecosystem, not verified vacancies, salaries or student placements. A laboratory material advantage does not establish commercial adoption or a net-emissions benefit. No placement guarantee or mature industrial storage product was verified.

Next Actions and Questions to Verify

Before applying

Contact Tian about the initial HKUST-1/ZIF scope, balance of synthesis and adsorption work, available training and whether the defined topic needs a separate proposal. Resolve academic equivalence and English/exemption approval before the hard deadline, and verify the Chemical Engineering URSA two-choice fields. Initial contact and entering the competition do not require a personal award letter in advance.

At interview

Ask how processing, modification and shaping will be prioritised, what comparisons control for accessible porosity and recovered yield, and which uptake definition and cycling/reproducibility criteria will be used. Confirm Tian/Burrows' supervision split, local gas-sorption/characterisation support, Harwell training/application costs and access, sample throughput, data ownership and publication restrictions. Discuss whether washing, activation, solvent recovery and complete energy accounting can be measured consistently; do not assume that a synthesis-only energy figure settles sustainability.

Before accepting an offer

Obtain personal stipend, funded months, fee/indexation and bench-cost coverage, and post-funding completion support in writing. Agree the start, registration/progression plan, accommodation and travel budget. Complete the required ATAS, CAS and visa process and cost the actual IHS period.

Evidence and Sources

The 2025 study was read through selected primary indexed methods, results and conclusion passages; the 2024 and 2026 studies through complete original abstracts and metadata. These sources support an application comparison, not three complete paper readings, guaranteed measurement access or a validated commercial hydrogen-storage system.

School, programme and research environment

• Centre for Sustainable Energy Systems
• UK-HyRES hydrogen and alternative liquid fuels research hub
• Near-room Temperature Solid-state Hydrogen Storage: related dated grant
• EPSRC National Research Facilities: HarwellXPS access
• Bath Chemical Engineering PhD programme
• Bath doctoral professional development
• QS Bath overall 2027 table
• Bath postgraduate research school context

Supervisors and recent original studies

• Mi Tian official Bath profile
• Andy Burrows official Bath profile
• Sustainable fabrication of metal-organic frameworks for improved hydrogen storage
• Mechanochemical Dual-Metal Modification of CuBTC Metal–Organic Frameworks for Enhanced Hydrogen Storage
• Methanol-controlled structural retention of metal-organic frameworks during binder-free pelletisation for enhanced hydrogen storage

Funding, applications, costs and immigration

• Current University Research Studentship Award policy and 2027 Engineering deadline
• Bath doctoral English rules
• Bath Chinese research-degree qualification route
• Bath Engineering research tuition 2027/28
• Bath postgraduate budget 2025/26
• Bath doctoral admissions FAQ 2026/27
• UKRI training grant current stipend
• UK Student visa official route
• UK immigration health surcharge
• ATAS current nationalities and subject rules
• Bath doctoral application guide and application-authorship policy