---
title: "Unexplored regions in teleparallel f ( T ) gravity: Sign-changing dark energy density"
description: "Unexplored regions in teleparallel f ( T ) gravity: Sign-changing dark energy density — Physical Review D — 2025. DOI: 10.1103/1xd4-k91h"
datePublished: "2025-10-16"
lastmod: "2026-10-13T06:04:32+00:00"
authors:
  - "Özgür Akarsu"
  - "Bilal Bulduk"
  - "Antonio De Felice"
  - "Nihan Kat𝚤rc𝚤"
  - "N. Merve Uzun"
journal: "Physical Review D"
publisher: "American Physical Society (APS)"
doi: "10.1103/1xd4-k91h"
publicationType: "journal-article"
schemaType: "ScholarlyArticle"
volume: "112"
issue: "8"
license: "https://link.aps.org/licenses/aps-default-license"
sponsor: "Türkiye Bilimler Akademisi; Japan Society for the Promotion of Science; Türkiye Bilimsel ve Teknolojik Ara?t?rma Kurumu; European Cooperation in Science and Technology"
language: "en-GB"
slug: "10.1103-1xd4-k91h"
---

# Unexplored regions in teleparallel
                    
                      f
                      (
                      T
                      )
                    
                    gravity: Sign-changing dark energy density

**Authors:** Özgür Akarsu, Bilal Bulduk, Antonio De Felice, Nihan Kat𝚤rc𝚤, N. Merve Uzun  
**Journal:** Physical Review D  
**Publisher:** American Physical Society (APS)  
**Published:** 2025-10-16  
**Volume:** 112  
**Issue:** 8  
**DOI:** [10.1103/1xd4-k91h](https://dx.doi.org/10.1103/1xd4-k91h)

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