approved EB-2 (NIW)

Postdoctoral Research Associate

Material Engineering · Nigeria · 2022-05-03

Processing Time
554 days
Decision Date
2022-05-03
Location
Arizona
This case is from a publicly available case study. Case studies tend to feature successful outcomes and may not reflect the full range of petition results.

Proposed Endeavor

The petitioner proposes to develop advanced materials, specifically focusing on perovskite-based materials, for applications in solar cells, sensing devices, photochemistry, and optoelectronics. The work aims to utilize the low cost and high efficiency of these materials to improve the efficiency and adoption of solar power technology.

Framework Evaluation

3 of 3 criteria met
1 Substantial Merit and National Importance Met

The endeavor addresses pressing issues in renewable energy and climate change, which are of significant national importance to the U.S.

2 Well-positioned to Advance the Endeavor Met

The petitioner's Ph.D., 6 years of experience, and extensive publication and citation record demonstrate they are well-positioned.

3 Waiver of Job Offer and Labor Certification Met

On balance, the U.S. benefits from the petitioner's continued research in solar technology and defense-related sensing without the delays of labor certification.

Why This Petition Was Approved

The petition was approved based on the petitioner's Ph.D. in electricity and materials engineering and a record of 16 peer-reviewed journal articles (6 first-authored) with 130 citations. The case was supported by 4 expert recommendation letters and evidence of 3 peer review invitations, satisfying all three Dhanasar prongs.

Evidence

Evidence Types
Peer Reviewed Publications
Citations
Reference Letters Independent
Grants
Judging Experience
Original Contributions
Government Alignment

Similar Cases

Chemist

Chemicals · Iran

WeGreened EB-2 (NIW) approved
Texas 350 days 2025-06-10
The petitioner proposes to develop novel materials and synthetic pathways for highly efficient perovskite solar cells. This work focuses on a new fabrication process to improve phase purity and stability, aiming to create affordable solar cells with record-setting energy conversion efficiency.

Postdoctoral Researcher

Renewable Energy · Pakistan

WeGreened EB-2 (NIW) approved
Washington 322 days 2024-09-05
The petitioner proposes to continue research on fabricating perovskite solar energy modules, with a specific focus on improving their stability and photovoltaic performance. This work involves testing device durability and performance reliability to enable scalable, environmentally sustainable, and carbon-free clean energy solutions.

Engineer

Renewable Energy · China

WeGreened EB-2 (NIW) approved
California 78 days 2023-02-24
The petitioner proposes to continue analyzing materials, conducting performance testing, and developing approaches for perovskite solar materials fabrication. The work focuses on expanding the applications of tin(II)-based perovskite optoelectronics as a substitute for lead-based versions and regulating lithium chemical activities for metallic batteries. The goal is to reduce energy consumption and enhance the long-term viability and performance of solar energy systems.

Research Assistant

Materials Science · Iran

WeGreened EB-2 (NIW) approved
240 days 2025-11-13
The petitioner proposes to advance the discovery pipeline for perovskite materials through robotics-enabled synthesis and characterization techniques. Her work integrates automated experimentation with data-driven analysis to accelerate the identification of materials for solar technologies and energy-efficient lighting. The endeavor aims to reduce toxic components in energy systems and enhance the scalability of renewable energy solutions.

Frequently Asked Questions

A approved EB-2 NIW (I-140) petition means USCIS determined the petitioner met the eligibility requirements. For appealed cases, "sustained" means the appeal reversed a prior denial. The petitioner can proceed to the next step in the immigration process.

Browse More Cases

Case data sourced from publicly available petition decisions and case studies. Decision date: 2022-05-03.

Browse all cases
View Original

At a Glance

Outcome approved
Processing 554 days
Criteria Met 3 / 3
Evidence Types 7

EB-2 (NIW) Case Data

Scraped Case Data

Total Cases 3,895
Success Rate 54.2%
Sustained 2,112
Dismissed 1,687

Get Case Insights

Compare your profile against thousands of real petition outcomes. Join the waitlist for personalized analysis.

Join Waitlist