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K. Sreeman Reddy
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Hi, I am K. Sreeman Reddy a 4th-year undergrad physics student at IITB.

I am currently primarily interested in string theory (especially holography). My other interests include cosmology, particle physics etc. Check out this page to know more about me.

$$\boxed{ \begin{aligned} \mathcal{L}= &-\frac{1}{4} B_{\mu \nu} B^{\mu \nu}-\frac{1}{8} t r\left(\mathbf{W}{\mu \nu} \mathbf{W}^{\mu \nu}\right)-\frac{1}{2} t r\left(\mathbf{G}{\mu \nu} \mathbf{G}^{\mu \nu}\right) &{\text{(U(1), SU(2) and SU(3) gauge terms)}}\ &+\left(\bar{\nu}{L}, \bar{e}{L}\right) \tilde{\sigma}^{\mu} i D_{\mu}\left(\begin{array}{c} \nu_{L} \ e_{L} \end{array}\right)+\bar{e}{R} \sigma^{\mu} i D{\mu} e_{R}+\bar{\nu}{R} \sigma^{\mu} i D{\mu} \nu_{R}+(\text { h.c. }) &{\text{(lepton dynamical term)}}\ &-\frac{\sqrt{2}}{v}\left[\left(\bar{\nu}{L}, \bar{e}{L}\right) \phi M^{e} e_{R}+\bar{e}{R} \bar{M}^{e} \bar{\phi}\left(\begin{array}{c} \nu{L} \ e_{L} \end{array}\right)\right] &{\text{(electron, muon, tauon mass term)}}\ &-\frac{\sqrt{2}}{v}\left[\left(-\bar{e}{L}, \bar{\nu}{L}\right) \phi^{} M^{\nu} \nu_{R}+\bar{\nu}{R} \bar{M}^{\nu} \phi^{T}\left(\begin{array}{c} - e{L} \ \nu_{L} \end{array}\right)\right] &{\text{(neutrino mass term)}}\ &+\left(\bar{u}{L}, \bar{d}{L}\right) \tilde{\sigma}^{\mu} i D_{\mu}\left(\begin{array}{c} u_{L} \ d_{L} \end{array}\right)+\bar{u}{R} \sigma^{\mu} i D{\mu} u_{R}+\bar{d}{R} \sigma^{\mu} i D{\mu} d_{R}+(\text { h.c. })&{\text{(quark dynamical term)}} \ &-\frac{\sqrt{2}}{v}\left[\left(\bar{u}{L}, \bar{d}{L}\right) \phi M^{d} d_{R}+\bar{d}{R} \bar{M}^{d} \bar{\phi}\left(\begin{array}{c} u{L} \ d_{L} \end{array}\right)\right] &\text{(down, strange, bottom mass term)}\ &-\frac{\sqrt{2}}{v}\left[\left(-\bar{d}{L}, \bar{u}{L}\right) \phi^{} M^{u} u_{R}+\bar{u}{R} \bar{M}^{u} \phi^{T}\left(\begin{array}{c} -d{L} \ u_{L} \end{array}\right)\right] &{\text{(up, charmed, top mass term)}}\ &+\overline{\left(D_{\mu} \phi\right)} D^{\mu} \phi-m_{h}^{2}\left[\bar{\phi} \phi-v^{2} / 2\right]^{2} / 2 v^{2} &\text{(Higgs dynamical and mass term)}\ & \color{red}{+\frac{1}{16 \pi G} R}&{\text{(}\color{red}{\text{Gravity}}\text{ :Not valid near the }\color{red}{\text{Planck scale})}}\ \end{aligned} }$$

“If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living.”― Henri Poincaré

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