





from math import log

from scipy.constants import Boltzmann, physical_constants

_lowerCamelCase :    int  							= 3_0_0  # TEMPERATURE (unit = K)




def _a (  SCREAMING_SNAKE_CASE__      :  float			,				SCREAMING_SNAKE_CASE__      :  float			,				SCREAMING_SNAKE_CASE__      :  float			,				)	->    float:

       '''simple docstring'''






       if donor_conc <= 0:
              raise ValueError("Donor concentration should be positive"       )
       elif acceptor_conc <= 0:
              raise ValueError("Acceptor concentration should be positive"       )
       elif intrinsic_conc <= 0:
              raise ValueError("Intrinsic concentration should be positive"       )
       elif donor_conc <= intrinsic_conc:
              raise ValueError(
                  "Donor concentration should be greater than intrinsic concentration"       )
       elif acceptor_conc <= intrinsic_conc:
              raise ValueError(
                  "Acceptor concentration should be greater than intrinsic concentration"       )
       else:
              return (
                  Boltzmann
                  * T
                  * log((donor_conc * acceptor_conc) / intrinsic_conc**2       )
                  / physical_constants["electron volt"][0]
              )


if __name__ == "__main__":
  import doctest

  doctest.testmod()













import requests
from bsa import BeautifulSoup




def _a (  SCREAMING_SNAKE_CASE__      :  str			,				SCREAMING_SNAKE_CASE__      :  dict       )	->    str:

							'''simple docstring'''






							SCREAMING_SNAKE_CASE__       :      Any     =						BeautifulSoup(requests.get(SCREAMING_SNAKE_CASE__			,				params=SCREAMING_SNAKE_CASE__       ).content			,				"html.parser"       )
							SCREAMING_SNAKE_CASE__       :      str     =						soup.find("div"			,				attrs={"class": "gs_ri"}       )
							SCREAMING_SNAKE_CASE__       :      int     =						div.find("div"			,				attrs={"class": "gs_fl"}       ).find_all("a"       )
							return anchors[2].get_text()


if __name__ == "__main__":
		_lowerCamelCase :    Any  							= {
		    '''title''': (
		        '''Precisely geometry controlled microsupercapacitors for ultrahigh areal '''
		        '''capacitance, volumetric capacitance, and energy density'''
		    ),
		    '''journal''': '''Chem. Mater.''',
		    '''volume''': 3_0,
		    '''pages''': '''3979-3990''',
		    '''year''': 2_0_1_8,
		    '''hl''': '''en''',
		}
		print(get_citation('''https://scholar.google.com/scholar_lookup''', params=params))






