add elana in papers.bib

Author: hychiang-git

_bibliography/papers.bib

@@ -1,5 +1,18 @@
 ---
 ---
+@article{chiang2025elana,
+  title = {ELANA: A Simple Energy and Latency Analyzer for LLMs},
+  author = {Chiang, Hung-Yueh and Wang, Bokun and Marculescu, Diana},
+  journal = {arXiv preprint arXiv:2512.09946},
+  year = {2025},
+  venue_type={arXiv},
+  venue_url={https://arxiv.org/pdf/2512.09946},
+  pdf={https://arxiv.org/pdf/2512.09946.pdf},
+  code={https://github.com/enyac-group/Elana},
+  website={https://hychiang.info/projects/elana/},
+  preview={elana.png},
+  bibtex_show={true},
+}
 
 @article{chiang2025uniql,
   title={UniQL: Unified Quantization and Low-rank Compression for Adaptive Edge LLMs},