Success Story: EB-1A Approval for South Korean Semiconductor Engineering Expert Achieved in Just 17 Days

Client’s Testimonial:

“Thank you very much! I really appreciate your firm’s smooth preparation and filing process, which led to a successful approval.”

On November 20^th, 2025, we received another EB-1A (Alien of Extraordinary Ability) approval for a Postdoctoral Associate in the Field of Semiconductor Engineering (Approval Notice).

General Field: Semiconductor Engineering

Position at the Time of Case Filing: Postdoctoral Associate

Country of Origin: South Korea

State of Residence at the Time of Filing: Connecticut

Approval Notice Date: November 20^th, 2025

Processing Time: 17 days (Premium Processing Requested)

Case Summary:

NAILG is pleased to share the successful approval of an EB-1A petition for a semiconductor engineering researcher from South Korea whose work is helping advance next-generation optoelectronic materials and device technologies. Holding a Ph.D. in Chemical Engineering, he approached NAILG seeking support in demonstrating his extraordinary ability. After reviewing his strong record of publications, federal funding, peer-review service, and international research impact, our team recognized that he was an excellent fit for the EB-1A category.

Our client’s research centers on developing hybrid semiconductor materials, including advanced perovskite systems designed to improve the performance, stability, and efficiency of optoelectronic devices. His work has been supported by major U.S. federal agencies such as the National Science Foundation and the Department of Energy’s Office of Energy Efficiency and Renewable Energy and Office of Basic Energy Sciences. These funding sources reflect the national importance of his research and its long-term relevance to U.S. technological advancement.

One of the highlights of the petition was his record of major scientific contributions. His scholarly output includes 21 peer-reviewed journal articles, 6 abstracts, and a book chapter, establishing a clear record of sustained productivity. His publications have been cited 717 times, with numerous papers ranking among the most-cited works in materials science for their publication years.

In addition to his research impact, our client has demonstrated respected leadership in the scientific community. He has completed at least 16 peer reviews for prominent journals in nanotechnology, materials science, and semiconductor engineering. He also served as a conference session chair, further reflecting peer recognition of his expertise.

To present a compelling case, NAILG emphasized the breadth of his scientific influence, the strength of his funding record, and the widespread adoption of his research methods and findings. These elements demonstrated that he is among the small percentage of researchers who have risen to the top of the semiconductor engineering field and that his work is recognized nationally and internationally.

The approval of this EB-1A petition reflects both the client’s exceptional accomplishments and NAILG’s strategic approach to presenting complex scientific profiles. We are proud to have supported his immigration journey and look forward to his continued contributions to the United States’ leadership in semiconductor and optoelectronic innovation.

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North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing corporations, research institutions, and individuals from all 50 U.S. states regarding I-140 immigration petitions. We specialize in employment-based immigration petition and have a proven record of high success rate for the categories of: EB2-NIW (National Interest Waiver), EB1-A (Alien of Extraordinary Ability), EB1-B (Outstanding Researcher/Professor) and O-1 (Alien of Extraordinary Ability).

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