Huzzah! On Fri, Feb 20, 2015 at 3:13 PM, Zaki Ali <[email protected]> wrote:
> So we can all enjoy! > Thank you everybody for your comments and help on this paper! It wouldn’t > have been possible without you all! > > Zaki > > p.s. submitting to apj by monday. > Begin forwarded message: > > *From: *[email protected] > *Subject: **arXiv submission submit/1189222* > *Date: *February 20, 2015 at 1:39:55 PM PST > *To: *[email protected] > *Reply-To: *[email protected] > > We have received your submission to arXiv. Your temporary submission > identifier is: submit/1189222. > > You may update your submission at: http://arxiv.org/submit/1189222 > > Your article is scheduled to be announced at Tue, 24 Feb 2015 01:00:00 GMT. > The abstract will appear in the subsequent mailing as displayed below, > except that the submission identifier will be replaced by > the official arXiv identifier. Updates before Mon, 23 Feb 2015 21:00:00 > GMT will > not delay announcement. > > A paper password will be emailed to you when the article is announced. > You should share this with co-authors to allow them to claim ownership. > > If you have a problem that you are not able to resolve through the web > interface, contact [email protected] with a description of the issue and > reference the submission identifier. > > arXiv admin > > > ------------------------------------------------------------------------------ > \\ > arXiv:submit/1189222 > From: Zaki Ali <[email protected]> > Date: Fri, 20 Feb 2015 16:39:47 EST (10770kb,D) > > Title: PAPER-64 Constraints on Reionization: The 21cm Power Spectrum at > z=8.4 > Authors: Zaki S. Ali, Aaron R. Parsons, Haoxuan Zheng, Jonathan C. Pober, > Adrian Liu, James E. Aguirre, Richard F. Bradley, Gianni Bernardi, Chris > L. > Carilli, Carina Cheng, David R. DeBoer, Matthew R. Dexter, Jasper > Grobbelaar, > Jasper Horrell, Daniel C. Jacobs, Pat Klima, David H. E. MacMahon, Matthys > Maree, David F. Moore, Nima Razavi, Irina I. Stefan, William P. Walbrugh, > Andre Walker > Categories: astro-ph.CO > License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/ > \\ > In this paper, we report new limits on 21cm emission from cosmic > reionization > based on a 135-day observing campaign with a 64-element deployment of the > Donald C. Backer Precision Array for Probing the Epoch of Reionization > (PAPER) > in South Africa. This work extends the work presented in Parsons et al. > (2014) > with more collecting area, a longer observing period, improved > redundancy-based > calibration, optimal fringe-rate filtering, and improved power-spectral > analysis using optimal quadratic estimators. The result is a new $2\sigma$ > upper limit on $\Delta^{2}(k)$ of (22.4 mK)$^2$ in the range $0.15 < k < > 0.5h\ > {\rm Mpc}^{-1}$ at $z = 8.4$. This represents a three-fold improvement > over the > previous best upper limit. As we discuss in more depth in a forthcoming > paper > (Pober et al. 2015, in prep), this upper limit supports and extends > previous > evidence against extremely cold reionization scenarios. We conclude with a > discussion of implications for future 21cm reionization experiments, > including > the newly funded Hydrogen Epoch of Reionization Array (HERA). > \\ > > >
