![An X-ray diffractometer shoots X-rays at a sample that is hung on the loops at the center of the arms. The X-rays scatter, and a detector picks up all of the patterns. “The sample that’s in there is an organotin crystal, or a tin complex. When selecting a sample for [X-ray diffraction], there [are] a lot of things [to consider] like crystal size and shape. Typically, what we do, is take our synthesized sample of organotin, spread them out on a microscope glass plate, use a solution to keep the crystals steady and [use] a knife to cut down the crystal to fit onto the loop,” senior Jaydon Sun said.](https://www.tjtoday.org/wp-content/uploads/2025/01/unnamed-1.png)
Eight Jefferson students were selected as semifinalists for the Regeneron Science Talent Search (STS), a prestigious science and math competition for high...
![Mini canvases showcasing student artwork, including a Tabasco bottle painting with vibrant yellow zigzags and a furry animal with its strawberry, stand displayed on wooden easels at Jefferson's NAHS holiday art sale. “I think the [artists] at our school are extremely talented. This time I could walk through and really admire the skill these [students] have,” Senior Alex Do said.](https://www.tjtoday.org/wp-content/uploads/2024/12/IMG_1539-e1735325013480-1200x942.jpeg)
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![Sophomore Aerin Bernstein completes her beam routine at the meet. “[This was] a routine I’ve done since last year, but I changed to make it better this year,” Bernstein said. “I ended up scoring a 6.75, which was my new high score.”](https://www.tjtoday.org/wp-content/uploads/2024/12/unnamed-6-e1734752903284.jpg)
![The red cheer team performs “The Jefferson Beat” while Jefferson’s basketball team runs the ball on the offensive. “The whole sport is very [good for] bonding within the team, even though I don’t have experience with other sports,” senior cheer captain Cricket Hicks said.](https://www.tjtoday.org/wp-content/uploads/2024/12/cheer.png)
![The Jefferson dance team performs between the third and fourth quarter of the varsity girls basketball game. “A lot of the time, the captains choreograph a dance for us to practice during [practices] and at home,” junior Holly Huang said.](https://www.tjtoday.org/wp-content/uploads/2024/12/IMG_1369-1200x900.jpeg)
![While students and teachers deal with the impact of Fairfax County Public School’s (FCPS) new grading system, FCPS intends to create more accurate evaluations. “All high school credit-bearing classes will use the new [100 points] scale next school year,” FCPS stated as one of their newest changes.](https://www.tjtoday.org/wp-content/uploads/2024/12/image-3-300x215.png)
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![Principal Ann Bonitatibus announced her departure from Jefferson in an email to parents and students today. After seven years in her role as principal, Bonitatibus has accepted a new role as the Executive Director of Talent Acquisition and Management in the Fairfax County Public Schools (FCPS) Department of Human Resources. “I will most likely remain at [Jefferson] for at least a few more weeks,” Bonitatibus said in the announcement.
“In the coming weeks, the FCPS Chief of Schools, Dr. Geovanny Ponce, will connect with the [Jefferson] faculty, staff, students, parents and broader community to share next steps for the principal selection process, along with a timeline for my transition and leadership continuity for the school,” Bonitatibus said.
Story by Grace Sharma. Photo by Lucas Ribeiro.
Read the full story at tjTODAY.org. ↓
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