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<ID>2561</ID>
<category>DPyC SMF</category>
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<materialList>[["minutes", "Minutes"], ["notes", "Notes"], ["paper", "Paper"], ["poster", "Poster"], ["slides", "Slides"], ["summary", "Summary"]]</materialList>
<announcer>
 <user>
  <title>Dr.</title>
  <name first="Pablo" middle="" last="Roig"></name>
  <organization>Cinvestav</organization>
  <emailHash>ea481e58ca9c64e14d7982cb66bcd604</emailHash>
  <userid>3312</userid>
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</announcer>
<title>RADPyC2026</title>
<description>The Division of Particles and Fields of the Mexican Physical Society (DPyC-SMF) organizes every year the Annual Meeting (RADPyC). This space is dedicated mainly for the exposure of results of graduate students and young researchers working in high energy physics and includes some review talks on the hot topics of the field. This year the meeting will be held in Auditorio José Ádem, Cinvestav, Mexico City, México. The scientific programme will consist of invited and contributed talks, and a poster session. It will begin in the morning of Wednesday 17 June and end before lunch on Friday 19 June.

We will have the following invited talks:
 
- Ana Colmenero, HAWC (UMSNH)

- Jens Erler, The EW SM and constraints on NP (Mainz, PRISMA)

- Iván Martínez Soler, Neutrino physics (Durham Univ.)

- Cristina Oropeza, CMS (Ibero)

- Antonio Ortiz, ALICE (ICN-UNAM)

- Gabriel Palacios, Accelerator physics (UNAM)

- Antonio Pich, Flavor physics (IFIC)

- Pedro Podesta, Belle-II (UAS)

- Selomit Ramírez, QCD, Loop Tree Duality, Quantum Computing (UAS)

- Saúl Ramos, Flavor physics from a top-down perspective (IF-UNAM)

- Alfredo Raya, NICA (UMSNH)

- Eric Vázquez, DM-neutrinos (exp.) (IF-UNAM)


The whole event can be followed by Zoom:

https://us02web.zoom.us/j/85815121456?pwd=t1JWdqhgarEQRyewmXIEzNlkIcqU8a.1

(858 1512 1456 &amp; 044752).

Due to recent internet security problems at Cinvestav it will NOT be broadcasted via the DPyC facebook account (facebook is currently blocked on our premises).</description>
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<closed>False</closed>
<startDate>2026-06-17T09:00:00</startDate>
<endDate>2026-06-19T14:30:00</endDate>
<creationDate>2026-03-23T09:50:55</creationDate>
<modificationDate>2026-06-19T17:51:55</modificationDate>
<timezone>Mexico/General</timezone>
<chair>
 <user>
  <title>Dr.</title>
  <name first="Gabriel" middle="" last="Lopez Castro"></name>
  <organization>cinvestav</organization>
  <emailHash>f09241183e84638d226a8885656239cd</emailHash>
 </user>
 <user>
  <title>Dr.</title>
  <name first="Omar" middle="" last="Miranda"></name>
  <organization>Cinvestav</organization>
  <emailHash>6be00aeecce15d4b2547496f45352003</emailHash>
 </user>
 <user>
  <title>Prof.</title>
  <name first="Eduard" middle="" last="De La Cruz Burelo"></name>
  <organization>CINVESTAV-IPN Mexico</organization>
  <emailHash>207484e6583dd9c0c1af2f52ce04fdd8</emailHash>
 </user>
 <user>
  <title>Dr.</title>
  <name first="Pablo" middle="" last="Roig"></name>
  <organization>Cinvestav</organization>
  <emailHash>ea481e58ca9c64e14d7982cb66bcd604</emailHash>
 </user>
 <user>
  <title>Dr.</title>
  <name first="Pablo" middle="" last="Roig"></name>
  <organization>Cinvestav</organization>
  <emailHash>3cd3ab69a079e614c15e4c750e7d3d60</emailHash>
 </user>
 <user>
  <title>Dr.</title>
  <name first="Haydee" middle="" last="Hernandez-Arellano"></name>
  <organization>BUAP</organization>
  <emailHash>5848375cb8b0db28e94350f19dcb744f</emailHash>
 </user>
 <user>
  <title>Prof.</title>
  <name first="Isabel" middle="" last="Pedraza"></name>
  <organization>Benemérita Universidad Autónoma de Puebla</organization>
  <emailHash>65efd11437264d48aa1f7486255a57bc</emailHash>
 </user>
</chair>
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 <materialList>[["minutes", "Minutes"], ["notes", "Notes"], ["paper", "Paper"], ["poster", "Poster"], ["slides", "Slides"], ["summary", "Summary"]]</materialList>
 <title>Neutrino Physics and Dark Matter in a Minimal Scotogenic-Seesaw Model</title>
 <speakers>
  <user>
   <title>Mr.</title>
   <name first="Isangel" middle="" last="Toledo Mendez"></name>
   <organization>CINVESTAV</organization>
   <emailHash>56c039a38264c33a864a3c84c7cd501e</emailHash>
  </user>
 </speakers>
 <primaryAuthors>
  <user>
   <title>Mr.</title>
   <name first="Isangel" middle="" last="Toledo Mendez"></name>
   <organization>CINVESTAV</organization>
   <emailHash>56c039a38264c33a864a3c84c7cd501e</emailHash>
  </user>
 </primaryAuthors>
 <coAuthors>
  <user>
   <title>Dr.</title>
   <name first="Abdel" middle="" last="Perez-Lorenzana"></name>
   <organization>Physics Department, CINVESTAV-IPN</organization>
   <emailHash>7f243db565afd4fda35bbdc37b235e05</emailHash>
  </user>
  <user>
   <title></title>
   <name first="Eduardo" middle="" last="Peinado"></name>
   <organization>Instituto de Fisica UNAM</organization>
   <emailHash>f86ed0b9395844a94f062e574da34890</emailHash>
  </user>
 </coAuthors>
 <duration>00:15</duration>
 <abstract>We identify the smallest discrete flavor symmetry and minimal field content that can simultaneously account for neutrino masses and the dark matter sector. Minimality is achieved with a $D_4$ symmetry by adding three right-handed neutrinos and two scalar doublets. Within this framework, tree-level and one-loop contributions yield the observed solar-atmospheric mass hierarchy and neutrino mixing angles. The inclusion of a third right-handed neutrino transforming as a $D_4$ singlet is essential to generate the reactor angle $\theta_{13}$. Furthermore, by including CP-violating phases, the model successfully accommodates both normal and inverted ordering scenarios. Spontaneous $D_4$ breaking leaves a residual $\mathbb{Z}_2$ symmetry that stabilizes the dark matter candidate, while the model admits viable regions of parameter space compatible with cosmological and direct-detection constraints.</abstract>
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