SFG Noticeboard - SFG 2025 Official Noticeboard | ForumIAS
Oct 18, 2023 · This is the Official Noticeboard for SFG 2026, SFG Noticeboard. This page will be updated with all important notices and updates. Important Links – Read this before proceeding SFG …
Select Focus Group (SFG) 2024 - ForumIAS
Feb 16, 2024 · Select Focus Group (SFG) is a small group of students who are selected by ForumIAS every year for coaching them to clear the UPSC Prelims Examination. Every single candidate …
Select Focus Group ( SFG / RLG ) - All Batches - ForumIAS
What is SFG? Select Focus Group ( SFG ) is a small group of students who are selected by ForumIAS every year for coaching them to clear the UPSC Prelims Examination.
SFG 2025 Level-1 : Daily Results Update |ForumIAS
Dec 26, 2024 · The offline and consolidated rank list is given below: SFG 2025 Level 1 Test 1 Offline Ranklist – Click here SFG 2025 Level 1 Test 1 Consolidated Ranklist – Click here Results on Hold- …
SFG 2025 Level-2 Regular Tests instructions |ForumIAS
Mar 6, 2025 · Instructions for all SFG 2025 Level-2 Appearing students: The test will begin exactly at 7:00 AM and must be completed by 8:00 AM in both Online and Offline modes.
SFG 2026 Level-1 Regular Tests instructions |ForumIAS
Dec 22, 2025 · SFG 2026 Level-1 Regular Tests instructions Dear Students, This is to inform you that SFG 2026 Level-1 Program will start from its scheduled date, i.e. 22nd Dec. 2025. SFG 2026 Level-1 …
SFG : How it works! |ForumIAS
Nov 29, 2018 · The SFG number is capped at 100. After the weekly re-shuffle, candidates in SFG for that week will be allowed to attend the discussions. At the end of every 3 or 4 weeks there will be a …
ForumIAS Events
Jan 20, 2026 · Registrations Open: SFG 2026 Level-2 Entrance Test (1st Feb. 2026) 1st Feb 2026 09:30 AM Venue : Online & Offline Login to Register FRC for Prelims 2026: Only for Top 200 rankers …
SFG 2026 - The Only Program you will ever need to crack Prelims
Oct 17, 2025 · At SFG sessions, you can see how hundreds of co-aspirants sitting with you make it to Top 100 ranks ( one proof sent by a student ) When people write SFG, they have different levels of …
激光和频（SFG）的原理是什么呢？ - 知乎
沈元壤教授 在SFG过程中，物质与光发生两次相互作用，并释放出SFG信号。该SFG信号的频率等于两个入射光频率之和，所以叫做和频光谱（Sum Frequency Generation, SFG）。当两个入射光的频率 …