What is Cell: Definition and 955 Discussions

Cell is a multi-core microprocessor microarchitecture that combines a general-purpose PowerPC core of modest performance with streamlined coprocessing elements which greatly accelerate multimedia and vector processing applications, as well as many other forms of dedicated computation.It was developed by Sony, Toshiba, and IBM, an alliance known as "STI". The architectural design and first implementation were carried out at the STI Design Center in Austin, Texas over a four-year period beginning March 2001 on a budget reported by Sony as approaching US$400 million. Cell is shorthand for Cell Broadband Engine Architecture, commonly abbreviated CBEA in full or Cell BE in part.
The first major commercial application of Cell was in Sony's PlayStation 3 game console, released in 2006. In May 2008, the Cell-based IBM Roadrunner supercomputer became the first TOP500 LINPACK sustained 1.0 petaflops system. Mercury Computer Systems also developed designs based on the Cell.
The Cell architecture includes a memory coherence architecture that emphasizes power efficiency, prioritizes bandwidth over low latency, and favors peak computational throughput over simplicity of program code. For these reasons, Cell is widely regarded as a challenging environment for software development. IBM provides a Linux-based development platform to help developers program for Cell chips.

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  1. D

    Conservation of energy violation of galvanic cell electron

    When a galvanic reaction reclaims its (single) electron, magnetic energy (about 0.356 eV) within a superconductor will remain, w/o a means of replacing the galvanic electron. During the reaction, electrical current from the single electron would correspond to the number of times per second...
  2. S

    Phase Cell Elementary volume

    Hello, Am having this confusion that in Boltzmann approach to Statistical Mechanics, the phase space was divided into small phase cells whose magnitude was of the order of (h^f) but Boltzmann also made the assumption that the smallest phase cell must contain a large number of atoms. Doesn't this...
  3. Katiesunkissed

    Cell Parts: Understanding the Basic Components for Biology | Homework Help

    1. Homework Statement Homework EquationsThe Attempt at a Solution
  4. A

    The Nernst Equation- I apologize in advance for my ignorance

    Ecell = E0cell - (RT/nF)lnQ So I understand the Nernst Equation, but I don't have some info. (Please bare with me, I'm in secondary) I'm doing a Cu - Al cell. My E cell is negative (-1.33). Does this have an affect on the equation? What exactly does E0 stand for? I understand how to find E...
  5. O

    The Physics Behind Applying Force with a Load Cell

    We are applying a force with a machine that has a dial that measures lbs. P=F/A We have 5 blocks with a combined area of 20 in^2 and we want to apply a pressure of 35 PSI to them. Therefore F(total) for the entire Area is ~700 lbs. This is what the machine reads. If we put the load cell on...
  6. patrickbotros

    What's the difference between the capsule and cell wall?

    In bacteria there's a capsule but I'm not sure what it is/does.
  7. L

    What type of archetypal eukaryotic cell is this?

    For a project in AP Bio, I need to find out what kind of archetypal eukaryotic cell has a large amount of smooth er, a large amount of rough er, a moderate amount of mitochondria, no cilia, and a large amount of Golgi bodies? Thanks!
  8. E

    Static electricity and dry cell

    As it is said , if we hold the higher potential of a battery via a wire without touching the ground, some of the static electricity gets stored into us. Does that mean that the voltage of the higher potential reduces due to loss of charges.
  9. A

    Other What's the best highschool biology book?

    What's a good comprehensive book for a high school student on biology that has never studied the subject before? (Campbell seems to be college/university-level so I can't touch that)
  10. R

    Liquid junction potential in Weston cadmium cell

    Liquid junction potential occurs when 2 solutions of different concentrations are in contact with each other. The more concentrated one would have tendency to diffuse faster comparitively than less concentrated. The rate of diffision depends on the mobility of ions. Weston cadmium cell is...
  11. C

    Effect of Air temp on fuel cell

    Hi! Recently, I got a hobby grade mini- fuel cell after watching a youtube video. Sometimes the fuel cell doesn't perform steadily. What effect does the surrounding air temperature have on PEMs? will it work better if i run in near an AC? (:wink:) I've seen some really complex images on...
  12. S

    Desired properties for a solar cell

    Elements like Silicon, Germanium and Gallium can be used to make solar cells but platinum can not be used. What is the exact reason? Is it related to threshold frequency? Tried to search for the answer through many sources, but couldn't get a satisfactory one. Your views and answers are really...
  13. gracy

    Multiple fusion: daughter cells different from parent cell?

    I think in Multiple fusion daughter cells are different from parent cell.I interpreted this by looking at the image below Have I interpreted correctly?Is this image reliable?
  14. D

    Find Cell Potential Given Mass

    Homework Statement Consider the following half reactions at 298 K Ni2+ + 2 e- → Ni Eo = -0.231 V Pb2+ + 2 e- → Pb Eo = -0.133 V A galvanic cell based on these half reactions is set up under standard conditions where each solution is 1.00 L and each electrode weighs exactly 100.0 g. What will...
  15. C

    Can any two electrodes from the table make voltaic cell?

    Hello everybody, I would like to ask you a question about voltaic cells. Can any two electrodes from the table attached to this post make a voltaic cell? There will always be a potential difference no matter which half reactions you select. From my point of you, any two electrodes (or half...
  16. M

    Voltmeter values drop w/ time when measuring elec chem cell?

    I set up a zinc-copper elctrochemical cell by placing both electrodes in lemon juice to test the ability of lemon juice to conduct a current. I used a voltmeter and attached each lead to one of the metal electrodes. What I observed was that the voltage over time given on the voltmeter began to...
  17. K

    MATLAB Series connection of sub cells in multijunction PV cell in MATLAB/SIMULINK

    Please help me for finding out the voltage equations for series connection of sub cell of triple junction solar cell?how can i connect these cells in series..i want to connect these cells in series in MATLAB/SIMULINK environment... Please help me
  18. gracy

    The period between two successive cell divisions is called?

    the period between two successive cell divisions is called ? according to the site below http://www.geekmcq.com/biology/cellcycle/discussion-7116 it's interphase and as per below site in question no 17 as we can see it is called generation time.And my teacher says generation time is same...
  19. gracy

    Solve the Mystery of Equational Division in Cell Division

    Homework Statement First question of this particular page http://www.hourlybook.com/ncert-questions-pmts-cell-cycle-cell-division/ Homework Equations the answer is given as C. The Attempt at a Solution But i didn't understand because in last phase i.e D dna content is again reduced to 2c.But...
  20. ugi_89

    Temperature controlling system with peltier battery?

    Hello everyone! I have a thesis to design a temperature stabilizing(controlling) system for solar cells.I need to use 12V Peltier battery and a simple pc fan.Any further help is appreciated.
  21. A

    What are best new materials for making a cell phone case?

    searching for my feasibility study thanks.in advance.
  22. P

    Alternative ways to power hho cell without alternator?

    Hi my name is Patrick I have been trying to find new ways to power a hho generator in my car ,the problem is that yes you can have great mpg increase but you have to limit the amount of gas being produced ,to control the amount of amparge ,so it does not drag on alternator and thus decrease the...
  23. gracy

    Protein synthesis in an animal cell takes place

    protein synthesis in an animal cell takes place (a)in the cytoplasm as well as mitochondria (b)only on ribosome attached to nucleus (c)only in the cytoplasm (d)in the nucleolus as well as in the cytoplasm some sites suggest option (a)is correct and some site says option d is correct. Which is...
  24. gracy

    Difference between plant and animal cell

    A plant cell is usually larger in size. An animal cell is comparatively smaller in size. 2. It cannot change its shape. An animal cell can often change its shape. 3. A mature plant cell contains a large central vacuole. An animal cell often possesses many small vacuoles. 4. Plastids are present...
  25. Newtons Apple

    Cell Phone / Small Electronics Amp Usage

    Hello everyone. After googling my eyes out, the only hits I get are about people wondering how much to charge their cell phones. I'm looking for a more academic view point on this. My question is this... Cell Phones, like any device require power. I'd like to find out how many amps or miliamps...
  26. B

    Please I will like to know how to create a prototype cell

    To experiment on dehumidification
  27. S

    Any non-textbook books about Cell Bio?

    Hey guys, I'm looking for a book to read just to gain a deeper understanding of cell bio. I found this book, but I'm not sure I want to read it yet: https://www.amazon.com/dp/9814307327/?tag=pfamazon01-20 I'm looking for something that isn't in a textbook format. Any suggestions? Thanks, -Serg
  28. D

    Low RPM, High Torque on dry cell batteries

    Hello, Apologies I am not an engineer. I am hoping to find the approximate size of a system that rotates at a torque of 0.6nm but a rotation per minute of 1rpm. Ideally this would run off of dry cell batteries (e.g. 6xAA). Roughly how big would the gear system be to drop the RPM for this? How...
  29. G

    Cut Mini Solar Cell? | Physics Forums

    Hey physics forums Do you know if you can cut this mono crystalline solar cell in half: https://www.amazon.com/gp/product/B00ISVLPN4/?tag=pfamazon01-20
  30. S

    Ideal cells in parallel combination

    good evening to all if two ideal cells with emf 6 volt and 3 volt are connected in parellel to supply current how the net emf can be decided
  31. N

    How do I calculate the cell potential?

    < Mentor Note -- thread moved to HH from the technical chemistryforum, so no HH Template is shown > I was given this problem: A voltaic sell uses the reaction 4Fe3+ + H2 --> 2Fe2+ +2H+. Find the cell potential when [Fe3+]=1.50 M, PH2=.50 atm, and [Fe2+]=.00100 M and the pH of both anode and...
  32. AnkurGarg

    Electrochemical cell electrode potential difference

    In our textbook it is written that -voltmeter measures the electrode potential difference between 2 half cells (in an electrochemical cell) (electrode potential refers to the potential difference between electrode and its salt solution in which it is dipped) it should come-voltmeter measures...
  33. Quotes

    Carbon as cathode in dry cell?

    I was studying about dry cell and read that carbon(graphite) rod surrounded by MnO2 is used as cathode but when i read the chemical reaction equation at cathode given as : MnO2 + NH4+ + e - - - - > MnO(OH) +NH3 I nowhere found carbon... So where is it actually used? (i found this for mercury...
  34. Nathan Wilson

    Energy cell question: Will it work?

    Imagine a ring of transformers and amplifiers connected together. The first transformer increases the voltage using 85% of the current. The amplifier then increases the remaining 15% for a higher current. The now higher current receives a higher voltage from the second transformer again only...
  35. S

    Exploring 488nm LED Options for Fluorescence Activated Cell Sorters

    Why can't I find any LED's at 488nm? I am trying to find a cheaper light source than the traditional argon ion laser for a possible fluorescence activated cell sorter. See link below for schematic. Does anybody know a good retail site for lights in this spectrum I can't find good results with...
  36. Dr.ahmad adnan

    Hi , I want to know if the heart contains the nerve cell?

    Hi , I want to know if the heart contains the nerve cell?
  37. 0

    Application of Series/Parallel connection of DMFC? (Direct Methanol Fuel Cell)

    Hello, Just as the title asks, what sort of applications would series and parallel connections of Direct Methanol Fuel Cell suit the best? Based from my understanding of Fuel Cells and experimental results, one cell is not enough to power anything, hence they are used in stacks, in addition...
  38. S

    Zinc Voltaic Cell: Why Does Zinc Dissolve in Solution?

    Extract From Wikipedia explaining zinc voltaic cell : metallic zinc at the surface of the zinc electrode is dissolving into the solution Can you explain what makes zinc atoms dissolve into the solution? Why are solid zinc atoms losing electrons?The solution is just a mix of Zn2+ and SO42-. Do Zn...
  39. W

    Solar cell interference filter

    Homework Statement See attached image, assignment a) Homework EquationsThe Attempt at a Solution Using ordinary trigonometry, I got simply $$\Delta = sin(\theta_i) 2 d tan(\theta_t) n_{air} - 2n_{oxide} d/cos(\theta_t)$$. However, even if I apply Snell's law, it's not the answer I'm supposed to...
  40. R

    Confirm Formula Please (total load on load cell)

    I am using the following formula to determine the lb load against the bottom of a load cell from tightening the bottom anchor bolt nut (which anchor bolt goes through the center of the load cell structure and anchors to a bottom base plate) to a certain torque force, plus adding a live static...
  41. B

    Is it possible my car is reducing the charge in my cell?

    When I plug attempt to charge up my cell phone by plugging the cell phone charger in the cigarette outlet in my car, the cell phone charge icon will light up like it does when it is charging, but the charge on my battery will decrease fairly quickly at the same time. I suppose it's possible...
  42. I

    Electrochemistry - Voltaic Cell

    A voltaic electrochemical cell consists of a silver electrode in contact with 200 mL of 0.1 M AgNO3 and a magnesium electrode in contact with 300 mL of a 0.1 M Mg(NO3)2 solution. We have the following data: Ag+ + e- --> Ag (E° = 0.8 V) Mg2+ + 2e- --> Mg (E° = -2.372 v) a) Calculate the value of...
  43. ryanuser

    Why so many treatments for cancer?

    After spending some time doing a project on cancer I found out there are dozens of treatments abailable to at least decrease the cell divison in cancerous cells. Chemotherapy, radiotherapy and surgury. Each one divides into sub categories with tons of treatments available. After looking at lung...
  44. O

    What is the role of the cell in an electrolytic cell?

    While I was reading my notes on Electrochemistry, I found a cell attached to the main circuit in an electrolytic cell which perform electrolysis. What does this cell do there ? Does it create polarity on the platinum electrodes to attract the ions in the solution for oxidation or reduction or...
  45. U

    Photoelectrochemical Cell: Can they work with external potential?

    Photoelectrochemical Cell for water splitting with semi conducting photoanode (TiO2) and metal counter electrode (Pt). A photoelectrochemical cell under UV illumination generates a photocurrent. This photocurrent can be increased by applying an external bias because of improved exciton...
  46. H

    Independent calibration of structure and load cell?

    I have a load cell which must be placed onto a piece of vehicle structure. In an ideal world I would attach the load cell to the structure and calibrate both together to ensure a very accurate calibration, and that accurate loads are measured. However a problem arises if I need to replace the...
  47. S

    The Initial Reaction of a Voltaic Cell

    I just want to start by saying that I have found many questions very similar to this one using the search bar, but I still don't understand exactly what happens initially in a simple voltaic cell with a salt bridge (Daniel cell). For example, I am trying to figure out what initially happens in...
  48. Ygggdrasil

    What might cell membranes look like on Titan?

    Life on Earth uses water as a solvent, but scientists have long speculated about the possibility of life existing in non-aqueous environments. Titan, Saturn's largest moon, has seas of liquid methane, and scientists at Cornell wanted to test whether structures similar to cell membranes could...
  49. infinite.curve

    Insulin Resistance and Cell Signaling

    Well, I am confused on insulin resistance and cellular signaling. Know... Below is my understand: Insulin resistance happens either when the paceraes does not produce enough of the protein insulin and another way resistance occurs is when the receptor is not functioning properly. Are there...
  50. E

    Making a solar cell phone charger

    Good day everyone, So I have a spare solar panel that has been laying around and I want to put it to use. Its a small panel, about 8"X12". The specs read 8 Watts and 17 Volts I was thinking of maybe making a solar charger for phones and other 5VDC USB devices. I bought a 5VDC regulator kit...
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