Publication type: Non-refereed

  • Publication
    Mathematical Models of Progressive Collapse and the Question of How Did the World Trade Centers Perish
    We derive discrete and continuous class of mathematical models that describe a progressive collapse in a fictional one-dimensional structure, where we consider...
  • Publication
    Matter under extreme conditions and Heavy Ion Colliders
    Not Available
  • Publication
    Matters of gravity
    Not Available
  • Publication
    MAXI J0556-332 is a transient neutron-star Z source
    We report on ongoing RXTE observations of the X-ray transient MAXI J0556-332. This source was discovered on 2011 January 11 (ATel #3102) and has since been...
  • Publication
    MAXI J1305-704: Optical Spectroscopy with SALT
    We report on optical spectroscopy of the black hole candidate MAXI J1305-704 (ATel #4024; #4030) using SALT and the Robert Stobie Spectrograph. On 2012 April 15...
  • Publication
    MAXI J1659-152 fading in optical
    It was recently reported that the black hole candidate X-ray binary MAXI J1659-152 has faded to an X-ray flux (0.5-10 keV) of 3.0e-13 ergs cm-2 s-1 (ATel #3506...
  • Publication
    MAXI J1659-152 is a BH candidate
    We report on a pointed RXTE/PCA observation of the transient source MAXI J1659-152 (Atel #2873,#2874,#2875,#2877,#2880 GCN #11296,#11299, #11307 - initially...
  • Publication
    MAXIJ1836-194: 1.23m CAHA I-band observations
    We observed the optical counterpart of MAXI J1836-194 (Negoro et al., ATel#3611; Kennea et al., ATel#3613) with the 82cm IAC80 telescope at the Observatorio del...
  • Publication
    Mayan Architecture and the Sky (Book review)
    Review of the book: Orientaciones astronómicas en la arquitectura Maya de las Tierras Bajas by Pedro Francisco Sánchez Nava and Ivan Šprajc (Instituto Nacional...