Center for
Advanced Computation
KIAS CAC provides high-performance computing resources and technical support for cutting-edge research in mathematics, physics, computational science, and AI.
Latest News
[grammar · syntax · lexicon] AI 코딩 에이전트 사용 규칙 적용 안내 / Rules for AI coding agents on login nodes
로그인 노드에서 Claude Code·Codex가 /, /home, /gpfs, /scratch 등 공유 파일시스템 전체를 find·du·grep -r로 훑는 명령을 자동 차단합니다. grammar는 9월 20일부터 적용 중이며 syntax·lexicon에도 순차 적용합니다. 설정 방법과 대체 명령은 User Manual의 'AI Coding Agents' 항목(cac.kias.re.kr/support/manual)을 참고하십시오. / Claude Code and Codex are now blocked from walking whole shared filesystems with find, du or grep -r on login nodes: grammar since Sep 20, syntax and lexicon to follow. See 'AI Coding Agents' in the User Manual for setup and alternatives.
CAC2026
The 17th KIAS CAC Summer School on Artificial Intelligence & Parallel Computing
Launch of the New CAC Website
The new CAC website has been officially launched.
Maintenance Schedule
방화벽 업데이트로 인한 클러스터 시스템 접속 불가 System access unavailable due to firewall upgrade
Quick Access
Frequently used resources and services for CAC users
System Status
Monitor the current status of our high-performance computing clusters. Data is updated every 10 minutes.
ADA
5 nodes / 320 cores
GRAMMAR
113 nodes / 7,232 cores
LEXICON
12 nodes / 288 cores
SYNTAX
13 nodes / 832 cores
BAEKDU
95 nodes / 1,900 cores
DNA
53 nodes / 1,080 cores
RNA
69 nodes / 1,656 cores
Recent Research
Latest publications from CAC researchers
Large Anomalous Hall Effect, Non‐Vanishing Berry Curvature in (110) FeRh Antiferromagnet Films via Interface Strain
Yun‐Ho Kim, Gil‐Sung Kim, Jae Won Choi, Jung‐Min Cho, Won‐Yong Lee, Hongkee Yoon, Yeonho Choi, Shelby Fields, Steven Bennett, Mona Zebarjadi, Young‐Gui Yoon, Sang‐Kwon Lee
Advanced Science
Influence of many-body correlation and mixed-valence fluctuations on X-ray magnetic circular dichroism and resonant inelastic X-ray scattering spectra
Beom Hyun Kim, Sang-Jun Lee, H. Huang, D. Lu, S. S. Hong, S. Lee, P. Abbamonte, Y. I. Joe, P. Szypryt, W. B. Doriese, D. S. Swetz, J. N. Ullom, C.-C. Kao, J.-S. Lee, Bongjae Kim
Communications Chemistry
Fragility of Topology under Electronic Correlations in Iron Chalcogenides
Younsik Kim, Junseo Yoo, Sehoon Kim, Sungsoo Hahn, Kiyohisa Tanaka, Li Yu, Minjae Kim, Changyoung Kim
Physical Review Letters